This data protection declaration clarifies the type, scope and purpose of the processing of personal data (hereinafter referred to as „data“) as part of the provision of our services as well as within our online offer and the websites, functions and contents connected to it, as well as external online presences, e.g. our social media profile (hereinafter collectively referred to as the „online offer“). With regard to the terminology used, e.g. “Processing” or “responsible person”, we refer to the definitions in Art. 4 of the General Data Protection Regulation (GDPR).
Types of data processed
– Inventory data (e.g., personal master data, names or addresses).
– Contact details (e.g., email, telephone numbers).
– Content data (e.g., text input, photographs, videos).
– Usage data (e.g., websites visited, interest in content, access times).
– Meta / communication data (e.g., device information, IP addresses).
Categories of data subjects
Visitors and users of the online offer (in the following we refer to the data subjects collectively as „users“).
Purpose of processing
– Providing the online offer, its functions and content.
– Answering contact inquiries and communicating with users.
– Safety measures.
– Range measurement / marketing
„Personal data“ is all information that relates to an identified or identifiable natural person (hereinafter „data subject“); A natural person is considered to be identifiable, if he or she can be identified directly or indirectly, in particular by assigning an identifier such as a name, an identification number, location data, an online identifier (eg cookie) or one or more special features, expressing the physical, physiological, genetic, psychological, economic, cultural or social identity of this natural person.
“Processing” is any process carried out with or without the help of automated processes or any such series of processes in connection with personal data. The term goes far and covers practically every handling of data.
„Pseudonymization“ means the processing of personal data in such a way that the personal data can no longer be assigned to a specific data subject without the use of additional information, provided that this additional information is kept separately and is subject to technical and organizational measures that ensure that the personal data cannot be assigned to an identified or identifiable natural person.
“Profiling” means any type of automated processing of personal data, which consists in the fact that this personal data is used to evaluate certain personal aspects relating to a natural person, in particular aspects relating to work performance, economic situation, health, personal Analyze or predict the preferences, interests, reliability, behavior, location or change of location of this natural person.
The “person responsible” is the natural or legal person, public authority, agency or other body that alone or together with others decides on the purposes and means of processing personal data.
„Processor“ means a natural or legal person, public authority, agency or other body that processes personal data on behalf of the person responsible.
Relevant legal bases
In accordance with Art. 13 GDPR, we will inform you of the legal basis for our data processing. For users from the scope of the General Data Protection Regulation (GDPR), i.e. In the EU and the EEC, the following applies, unless the legal basis is stated in the data protection declaration:
The legal basis for obtaining consent is Art. 6 Para. 1 lit. a and Art. 7 GDPR;
The legal basis for processing for the performance of our services and implementation of contractual measures as well as answering inquiries is Art. 6 Para. 1 lit. b GDPR;
The legal basis for processing to fulfill our legal obligations is Art. 6 Para. 1 lit. c GDPR;
In the event that vital interests of the data subject or another natural person require the processing of personal data, Art. 6 para. 1 lit. d GDPR serves as the legal basis.
The legal basis for the processing required to perform a task that is in the public interest or in the exercise of official authority that has been transferred to the person responsible is Art. 6 Para. 1 lit. e GDPR.
The legal basis for processing to protect our legitimate interests is Art. 6 Para. 1 lit. f GDPR.
The processing of data for purposes other than those for which it was collected is determined in accordance with the provisions of Article 6 (4) GDPR.
The processing of special categories of data (according to Art. 9 Para. 1 GDPR) is determined according to the stipulations of Art. 9 Para. 2 GDPR.
We take appropriate technical and organizational measures in accordance with the legal requirements, taking into account the state of the art, the implementation costs and the type, scope, circumstances and purposes of processing as well as the different probability and severity of the risk to the rights and freedoms of natural persons to ensure a level of protection appropriate to the risk.
The measures include, in particular, ensuring the confidentiality, integrity and availability of data by controlling the physical access to the data, as well as the access, input, transfer, securing availability and their separation. Furthermore, we have set up procedures that guarantee the exercise of data subject rights, deletion of data and reaction to data threats. Furthermore, we take the protection of personal data into account when developing or selecting hardware, software and processes, in accordance with the principle of data protection through technology design and data protection-friendly default settings.
Cooperation with processors, jointly responsible and third parties
If we disclose data to other persons and companies (processors, jointly responsible persons or third parties) as part of our processing, transmit them to them or otherwise grant them access to the data, this will only be done on the basis of legal permission (e.g. if the data is transmitted to third parties, such as payment service providers, is required to fulfill the contract), users have given their consent, a legal obligation provides for this or on the basis of our legitimate interests (e.g. when using agents, web hosts, etc.).
If we disclose, transmit or otherwise grant data to other companies in our group of companies, this is done in particular for administrative purposes as a legitimate interest and also on a basis that complies with the legal requirements.
Transfers to third countries
If we process data in a third country (i.e. outside the European Union (EU), the European Economic Area (EEA) or the Swiss Confederation) or as part of the use of third-party services or disclosure, or transmission of data to other people or companies happens, this only happens if it happens to fulfill our (pre) contractual obligations, on the basis of your consent, on the basis of a legal obligation or on the basis of our legitimate interests. Subject to legal or contractual permissions, we only process or leave the data in a third country if the legal requirements are met. I.e. the processing takes place e.g. on the basis of special guarantees, such as the officially recognized determination of a data protection level corresponding to the EU (e.g. for the USA through the „Privacy Shield“) or compliance with officially recognized special contractual obligations.
Rechte der betroffenen Personen
Sie haben das Recht, eine Bestätigung darüber zu verlangen, ob betreffende Daten verarbeitet werden und auf Auskunft über diese Daten sowie auf weitere Informationen und Kopie der Daten entsprechend den gesetzlichen Vorgaben.
Sie haben entsprechend. den gesetzlichen Vorgaben das Recht, die Vervollständigung der Sie betreffenden Daten oder die Berichtigung der Sie betreffenden unrichtigen Daten zu verlangen.
Sie haben nach Maßgabe der gesetzlichen Vorgaben das Recht zu verlangen, dass betreffende Daten unverzüglich gelöscht werden, bzw. alternativ nach Maßgabe der gesetzlichen Vorgaben eine Einschränkung der Verarbeitung der Daten zu verlangen.
Sie haben das Recht zu verlangen, dass die Sie betreffenden Daten, die Sie uns bereitgestellt haben nach Maßgabe der gesetzlichen Vorgaben zu erhalten und deren Übermittlung an andere Verantwortliche zu fordern.
Sie haben ferner nach Maßgabe der gesetzlichen Vorgaben das Recht, eine Beschwerde bei der zuständigen Aufsichtsbehörde einzureichen.
Sie haben das Recht, erteilte Einwilligungen mit Wirkung für die Zukunft zu widerrufen.
Sie können der künftigen Verarbeitung der Sie betreffenden Daten nach Maßgabe der gesetzlichen Vorgaben jederzeit widersprechen. Der Widerspruch kann insbesondere gegen die Verarbeitung für Zwecke der Direktwerbung erfolgen.
Cookies und Widerspruchsrecht bei Direktwerbung
Als „Cookies“ werden kleine Dateien bezeichnet, die auf Rechnern der Nutzer gespeichert werden. Innerhalb der Cookies können unterschiedliche Angaben gespeichert werden. Ein Cookie dient primär dazu, die Angaben zu einem Nutzer (bzw. dem Gerät auf dem das Cookie gespeichert ist) während oder auch nach seinem Besuch innerhalb eines Onlineangebotes zu speichern. Als temporäre Cookies, bzw. „Session-Cookies“ oder „transiente Cookies“, werden Cookies bezeichnet, die gelöscht werden, nachdem ein Nutzer ein Onlineangebot verlässt und seinen Browser schließt. In einem solchen Cookie kann z.B. der Inhalt eines Warenkorbs in einem Onlineshop oder ein Login-Status gespeichert werden. Als „permanent“ oder „persistent“ werden Cookies bezeichnet, die auch nach dem Schließen des Browsers gespeichert bleiben. So kann z.B. der Login-Status gespeichert werden, wenn die Nutzer diese nach mehreren Tagen aufsuchen. Ebenso können in einem solchen Cookie die Interessen der Nutzer gespeichert werden, die für Reichweitenmessung oder Marketingzwecke verwendet werden. Als „Third-Party-Cookie“ werden Cookies bezeichnet, die von anderen Anbietern als dem Verantwortlichen, der das Onlineangebot betreibt, angeboten werden (andernfalls, wenn es nur dessen Cookies sind spricht man von „First-Party Cookies“).
Wir können temporäre und permanente Cookies einsetzen und klären hierüber im Rahmen unserer Datenschutzerklärung auf.
Falls die Nutzer nicht möchten, dass Cookies auf ihrem Rechner gespeichert werden, werden sie gebeten die entsprechende Option in den Systemeinstellungen ihres Browsers zu deaktivieren. Gespeicherte Cookies können in den Systemeinstellungen des Browsers gelöscht werden. Der Ausschluss von Cookies kann zu Funktionseinschränkungen dieses Onlineangebotes führen.
Ein genereller Widerspruch gegen den Einsatz der zu Zwecken des Onlinemarketing eingesetzten Cookies kann bei einer Vielzahl der Dienste, vor allem im Fall des Trackings, über die US-amerikanische Seite http://www.aboutads.info/choices/ oder die EU-Seite http://www.youronlinechoices.com/ erklärt werden. Des Weiteren kann die Speicherung von Cookies mittels deren Abschaltung in den Einstellungen des Browsers erreicht werden. Bitte beachten Sie, dass dann gegebenenfalls nicht alle Funktionen dieses Onlineangebotes genutzt werden können.
Löschung von Daten
Die von uns verarbeiteten Daten werden nach Maßgabe der gesetzlichen Vorgaben gelöscht oder in ihrer Verarbeitung eingeschränkt. Sofern nicht im Rahmen dieser Datenschutzerklärung ausdrücklich angegeben, werden die bei uns gespeicherten Daten gelöscht, sobald sie für ihre Zweckbestimmung nicht mehr erforderlich sind und der Löschung keine gesetzlichen Aufbewahrungspflichten entgegenstehen.
Sofern die Daten nicht gelöscht werden, weil sie für andere und gesetzlich zulässige Zwecke erforderlich sind, wird deren Verarbeitung eingeschränkt. D.h. die Daten werden gesperrt und nicht für andere Zwecke verarbeitet. Das gilt z.B. für Daten, die aus handels- oder steuerrechtlichen Gründen aufbewahrt werden müssen.
Order processing in the online shop and customer account
We process our customers‘ data as part of the ordering processes in our online shop in order to enable them to select and order the selected products and services, as well as their payment and delivery, or execution.
The processed data include inventory data, communication data, contract data, payment data and the people affected by the processing include our customers, interested parties and other business partners. Processing is carried out for the purpose of providing contractual services in the context of operating an online shop, billing, delivery and customer services. We use session cookies to store the contents of the shopping cart and permanent cookies to save the login status.
The processing takes place to fulfill our services and to carry out contractual measures (e.g. execution of order processes) and to the extent required by law (e.g., legally required archiving of business transactions for trading and tax purposes). The information marked as required is required to justify and fulfill the contract. We only disclose the data to third parties in the context of delivery, payment or within the scope of legal permits and obligations, as well as if this is based on our legitimate interests, which we inform you about in this data protection declaration (e.g., to legal and tax advisors, Financial institutions, freight companies and authorities).
Users can optionally create a user account, in particular by viewing their orders. As part of the registration, the required mandatory information is communicated to the users. The user accounts are not public and cannot be indexed by search engines. If users have terminated their user account, their data will be deleted with regard to the user account, subject to their retention is necessary for commercial or tax law reasons. Information in the customer account remains until its deletion with subsequent archiving in the event of a legal obligation or our legitimate interests (e.g. in the case of legal disputes). It is the responsibility of the users to back up their data if the termination is successful before the end of the contract.
As part of the registration and renewed registration and use of our online services, we save the IP address and the time of the respective user action. The storage takes place on the basis of our legitimate interests, as well as the user’s protection against misuse and other unauthorized use. This data is not passed on to third parties, unless it is necessary to pursue our legal claims as a legitimate interest or there is a legal obligation to do so.
The deletion takes place after the expiry of statutory warranty and other contractual rights or obligations (e.g. payment claims or performance obligations from contracts with customers), the necessity of storing the data being checked every three years; in the case of storage due to statutory archiving obligations, the deletion takes place after its expiration.
External payment service providers
We use external payment service providers through whose platforms the users and we can make payment transactions (e.g., each with a link to the data protection declaration, Paypal (https://www.paypal.com/de/webapps/mpp/ua/privacy-full), Klarna (https://www.klarna.com/de/datenschutz/), Skrill (https://www.skrill.com/de/fusszeile/datenschutzrichtlinie/), Giropay (https://www.giropay.de/ legal / data protection terms and conditions /), Visa (https://www.visa.de/datenschutz), Mastercard (https://www.mastercard.de/de-de/datenschutz.html), American Express (https: / /www.americanexpress.com/de/content/privacy-policy-statement.html)
In the context of fulfilling contracts, we use the payment service providers on the basis of Art. 6 Para. 1 lit. b. GDPR. For the rest, we use external payment service providers based on our legitimate interests in accordance with Art. 6 para. 1 lit. f. GDPR in order to offer our users effective and secure payment options.
The data processed by the payment service providers include inventory data, such as the name and address, bank details, such as Account numbers or credit card numbers, passwords, TANs and checksums as well as the contract, sums and recipient-related information. The information is required to complete the transactions. However, the data entered will only be processed and saved by the payment service providers. I.e. we do not receive any account or credit card-related information, only information with confirmation or negative information about the payment. The data may be transmitted by the payment service provider to credit agencies. The purpose of this transmission is to verify identity and creditworthiness. For this we refer to the terms and conditions and data protection notices of the payment service providers.
The terms and conditions and the data protection notices of the respective payment service providers apply to the payment transactions, which can be called up within the respective websites or transaction applications. We also refer to these for further information and assertion of cancellation, information and other data subject rights.
Users can create a user account. As part of the registration, the required mandatory information is communicated to the users and based on Art. 6 para. 1 lit. b GDPR processed for the purpose of providing the user account. The processed data include in particular the login information (name, password and an email address). The data entered during registration will be used for the purpose of using the user account and its purpose.
Users can access information that is relevant to their user account, e.g. technical changes, to be informed by email. If users have terminated their user account, their data with regard to the user account will be deleted, subject to a legal retention requirement. It is the responsibility of the users to back up their data if the termination is successful before the end of the contract. We are entitled to irretrievably delete all user data stored during the contract period.
As part of the use of our registration and registration functions and the use of the user account, we save the IP address and the time of the respective user action. The storage takes place on the basis of our legitimate interests, as well as the user’s protection against misuse and other unauthorized use. This data is not passed on to third parties, unless it is necessary to pursue our claims or there is a legal obligation to do so in accordance with. Art. 6 para. 1 lit. c. GDPR. The IP addresses will be anonymized or deleted after 7 days at the latest.
When contacting us (e.g. via contact form, email, phone or via social media), the information provided by the user for processing the contact request and processing it in accordance with. Art. 6 para. 1 lit. b. (within the framework of contractual / pre-contractual relationships), Art. 6 para. 1 lit. f. (other inquiries) GDPR processed .. The information of the users can be stored in a customer relationship management system („CRM system“) or comparable inquiry organization.
We delete the requests if they are no longer necessary. We check the necessity every two years; The statutory archiving obligations also apply.
With the following information we inform you about the content of our newsletter as well as the registration, shipping and statistical evaluation procedure as well as your right to object. By subscribing to our newsletter, you agree to the receipt and the procedures described.
Content of the newsletter: We send newsletters, e-mails and other electronic notifications with advertising information (hereinafter „newsletter“) only with the consent of the recipient or a legal permission. Insofar as the content of a newsletter is specifically described, it is decisive for the consent of the user. Our newsletters also contain information about our services and us.
Double opt-in and logging: The registration for our newsletter takes place in a so-called double opt-in procedure. I.e. After registering, you will receive an email asking you to confirm your registration. This confirmation is necessary so that nobody can register with someone else’s email address. The registrations for the newsletter are logged in order to be able to demonstrate the registration process in accordance with the legal requirements. This includes storing the time of registration and confirmation, as well as the IP address. Changes to your data stored by the shipping service provider are also logged.
Registration data: To register for the newsletter, it is sufficient to provide your email address. Optionally, we ask you to provide a name in order to address it personally in the newsletter.
The newsletter is sent and the success measurement associated with it is based on the consent of the recipient in accordance with Art. 6 para. 1 lit. a, Art. 7 GDPR in conjunction with § 7 Para. 2 No. 3 UWG or, if consent is not required, on the basis of our legitimate interests in direct marketing in accordance with. Art. 6 para. 1 according to f. GDPR in conjunction Section 7 (3) UWG.
The logging of the registration process is based on our legitimate interests in accordance with Art. 6 para. 1 lit. f GDPR. Our interest is focused on the use of a user-friendly and secure newsletter system that serves our business interests as well as the expectations of the users and also allows us to prove consent.
Cancellation / Revocation – You can cancel the receipt of our newsletter at any time, i.e. Withdraw your consent. You will find a link to cancel the newsletter at the end of each newsletter. Based on our legitimate interests, we can save the e-mail addresses that have been removed for up to three years before we delete them in order to be able to prove a previously given consent. The processing of this data is limited to the purpose of a possible defense against claims. An individual request for cancellation is possible at any time, provided that the previous consent is confirmed.
Hosting and emailing
The hosting services used by us serve to provide the following services: infrastructure and platform services, computing capacity, storage space and database services, e-mail dispatch, security services and technical maintenance services that we use for the purpose of operating this online offer.
We, or our hosting provider, process inventory data, contact data, content data, contract data, usage data, meta and communication data from customers, interested parties and visitors to this online offer based on our legitimate interests in the efficient and secure provision of this online offer in accordance with. Art. 6 para. 1 lit. f GDPR in conjunction Art. 28 GDPR (conclusion of an order processing contract).
Collection of access data and log files
We, or our hosting provider, based on our legitimate interests within the meaning of Art. 6 Para. 1 lit. f. GDPR data about every access to the server on which this service is located (so-called server log files). The access data include the name of the website accessed, file, date and time of access, amount of data transferred, notification of successful access, browser type and version, the user’s operating system, referrer URL (the previously visited page), IP address and the requesting provider .
For security reasons (e.g. to investigate misuse or fraud), log file information is stored for a maximum of 7 days and then deleted. Data whose further storage is required for evidence purposes are excluded from deletion until the respective incident has been finally clarified.
Cloudflare’s content delivery network
We use a so-called „Content Delivery Network“ (CDN), offered by Cloudflare, Inc., 101 Townsend St, San Francisco, CA 94107, USA. Cloudflare is certified under the Privacy Shield Agreement and thus offers a guarantee to comply with European data protection law (https://www.privacyshield.gov/participant?id=a2zt0000000GnZKAA0&status=Active).
A CDN is a service with the help of which contents of our online offer, in particular large media files, such as graphics or scripts, are delivered more quickly with the help of regionally distributed and connected servers. The processing of user data takes place solely for the aforementioned purposes and to maintain the security and functionality of the CDN.
The use is based on our legitimate interests, i.e. Interest in a safe and efficient provision, analysis and optimization of our online offer acc. Art. 6 para. 1 lit. f. GDPR.
Google is certified under the Privacy Shield Agreement and thus offers a guarantee to comply with European data protection law (https://www.privacyshield.gov/participant?id=a2zt000000001L5AAI&status=Active).
Google will use this information on our behalf to evaluate the use of our online offer by users, to compile reports on the activities within this online offer and to provide us with other services related to the use of this online offer and the internet. Pseudonymous user profiles can be created from the processed data.
We only use Google Analytics with activated IP anonymization. This means that the IP address of the user is shortened by Google within member states of the European Union or in other contracting states of the Agreement on the European Economic Area. The full IP address is only transferred to a Google server in the USA and abbreviated there in exceptional cases.
The IP address transmitted by the user’s browser is not merged with other Google data. The users can prevent the storage of cookies by setting their browser software accordingly; Users can also prevent Google from collecting the data generated by the cookie and relating to their use of the online offer and from processing this data by Google by downloading and installing the browser plug-in available under the following link: http: // tools .google.com / dlpage / gaoptout? hl = de.
You can find further information on the use of data by Google, setting and objection options in Google’s data protection declaration (https://policies.google.com/privacy) and in the settings for the display of advertisements by Google (https: // adssettings. google.com/authenticated).
The personal data of the users will be deleted or anonymized after 14 months.
Jetpack (WordPress Stats)
On the basis of our legitimate interests (ie interest in the analysis, optimization and economic operation of our online offer within the meaning of Article 6 (1) (f) GDPR), we use the Jetpack plugin (here the sub-function „WordPress Stats“), which is a Tool for the statistical evaluation of visitor access and from Automattic Inc., 60 29th Street # 343, San Francisco, CA 94110, USA. Jetpack uses so-called “cookies”, text files that are stored on your computer and that enable an analysis of your use of the website.
We maintain online presences within social networks and platforms in order to communicate with the customers, interested parties and users active there and to be able to inform them about our services.
We would like to point out that data of users outside the European Union can be processed. This can result in risks for the user, because e.g. enforcing users‘ rights could be difficult. With regard to US providers who are certified under the Privacy Shield, we would like to point out that they are committed to complying with EU data protection standards.
In addition, user data is usually processed for market research and advertising purposes. For example, usage profiles are created from the usage behavior and the resulting interests of the users. The usage profiles can in turn be used to e.g. Place advertisements inside and outside of the platforms that presumably correspond to the interests of the users. For these purposes, cookies are usually stored on the users‘ computers in which the usage behavior and interests of the users are stored. Furthermore, data can be stored in the usage profiles regardless of the devices used by the users (especially if the users are members of the respective platforms and are logged in to them).
The processing of users‘ personal data is based on our legitimate interests in effective information for users and communication with users in accordance with. Art. 6 para. 1 lit. f. GDPR. If the users of the respective providers of the platforms are asked for their consent to the data processing described above, the legal basis for the processing is Art. 6 Para. 1 lit. a., Art. 7 GDPR.
For a detailed description of the respective processing and the possibilities of objection (opt-out), we refer to the information linked below by the provider.
Also in the case of requests for information and the assertion of user rights, we would like to point out that these can be most effectively asserted by the providers. Only the providers have access to the data of the users and can take appropriate measures and provide information directly. If you still need help, you can contact us.
– Facebook, pages, groups, (Facebook Ireland Ltd., 4 Grand Canal Square, Grand Canal Harbor, Dublin 2, Ireland) based on an agreement on the joint processing of personal data – data protection declaration: https://www.facebook.com / about / privacy /, especially for pages: https://www.facebook.com/legal/terms/information_about_page_insights_data, opt-out: https://www.facebook.com/settings?tab=ads and http: // www.youronlinechoices.com, Privacy Shield: https://www.privacyshield.gov/participant?id=a2zt0000000GnywAAC&status=Active.
– Twitter (Twitter Inc., 1355 Market Street, Suite 900, San Francisco, CA 94103, USA) – Data protection declaration: https://twitter.com/de/privacy, opt-out: https://twitter.com/personalization , Privacy Shield: https://www.privacyshield.gov/participant?id=a2zt0000000TORzAAO&status=Active.
– Xing (XING AG, Dammtorstraße 29-32, 20354 Hamburg, Germany) – Data protection declaration / opt-out: https://privacy.xing.com/de/datenschutzerklaerung.
We use content or service offers from third-party providers within our online offer based on our legitimate interests (ie interest in the analysis, optimization and economic operation of our online offer within the meaning of Article 6 (1) lit. Services such as Include videos or fonts (hereinafter referred to as “content”).
This always presupposes that the third-party providers of this content perceive the IP address of the user, since without the IP address they could not send the content to their browser. The IP address is therefore required to display this content. We strive to only use content whose respective providers only use the IP address to deliver the content. Third-party providers can also use so-called pixel tags (invisible graphics, also known as „web beacons“) for statistical or marketing purposes. The „pixel tags“ can be used to evaluate information such as visitor traffic on the pages of this website. The pseudonymous information can also be stored in cookies on the user’s device and contain, among other things, technical information about the browser and operating system, referring websites, time of visit and other information about the use of our online offer, as well as being linked to such information from other sources.
We integrate the fonts („Google Fonts“) from Google LLC, 1600 Amphitheater Parkway, Mountain View, CA 94043, USA. Data protection declaration: https://www.google.com/policies/privacy/, opt-out: https://adssettings.google.com/authenticated.
We bind the function to detect bots, e.g. for entries in online forms („ReCaptcha“) by Google LLC, 1600 Amphitheater Parkway, Mountain View, CA 94043, USA. Data protection declaration: https://www.google.com/policies/privacy/, opt-out: https://adssettings.google.com/authenticated.
Created with Datenschutz-Generator.de by RA Dr. Thomas Schwenke