Responsible for the web presence is:

ekkodale GmbH

Friedrichstr. 10

65185 Wiesbaden

tel +49 (0) 611 341 98 071


Chief executive officer: Tim Hoffeller

Commercial register at Wiesbaden Local Court : HRB 31552

Sales tax identification number according to § 27a UstG : DE328483363

Responsible for content in the sense of § 55 para. 2 Interstate Broadcasting Treaty (RStV) : ekkodale GmbH, Friedrichstr.10, 65185 Wiesbaden

Professional liability insurance ERGO Versicherung AG, Viktoriaplatz 1, 40198 Düsseldorf Territorial scope: Worldwide

This imprint also applies to the following social media profiles:




Liability for contents

The author reserves the right not to be responsible for the topicality, correctness, completeness or quality of the information provided. Liability claims against the author, which refer to material or immaterial nature caused by use or disuse of the information or the use of incorrect or incomplete information are excluded, unless the author is not intentional or grossly negligent fault. All offers are subject to change and non-binding.

The author expressly reserves the right to change, supplement or delete parts of the pages or the entire offer without prior notice or to cease publication temporarily or permanently. The contents of our pages were created with the utmost care. However, we cannot guarantee the accuracy, completeness and timeliness of the content.

As a service provider, we are, in accordance with § 7 para.1 TMG is responsible for its own content on these pages under the general laws. According to § 8 to § 10 TMG, however, we are not obligated as a service provider to monitor transmitted or stored third-party information or to investigate circumstances that indicate illegal activity. Obligations to remove or block the use of information in accordance with general laws remain unaffected. However, liability in this regard is only possible from the time of knowledge of a concrete infringement. If we become aware of any such infringements, we will remove the content in question immediately.

Liability for links

Our offer contains links to external websites of third parties, on whose contents we have no influence. Therefore, we cannot assume any liability for these external contents. The respective provider or operator of the pages is always responsible for the content of the linked pages. The linked pages were checked for possible legal violations at the time of linking. Illegal contents were not recognizable at the time of linking. However, a permanent control of the contents of the linked pages is not reasonable without concrete evidence of a violation of the law. If we become aware of any infringements of the law, we will remove such links immediately. In its decision of May 12, 1998 – 312 O 85/98 – “Liability for Links”, the Regional Court of Hamburg ruled that the inclusion of links also leads to co-responsibility of the material offered via these links. This can only be prevented by explicitly distancing oneself from these contents. “We hereby expressly distance ourselves from all content of all linked pages on our homepage and do not adopt this content as our own. This declaration applies to all links on our homepage.”


The author endeavors to observe the copyrights of the graphics, sound documents, video sequences and texts used in all publications, to use graphics, sound documents, video sequences and texts created by himself or to use license-free graphics, sound documents, video sequences and texts. All brand names and trademarks mentioned within the Internet offer and possibly protected by third parties are subject without restriction to the provisions of the applicable trademark law and the ownership rights of the respective registered owners. The mere mention of a trademark does not mean that it is not protected by the rights of third parties! The copyright for published objects created by the author himself remains solely with the author of the pages. Any duplication or use of objects such as diagrams, sounds or texts in other electronic or printed publications is not permitted without the author’s agreement. The content and works created by the site operators on these pages are subject to German copyright law. Duplication, processing, distribution, or any form of commercialization of such material beyond the scope of the copyright law shall require the prior written consent of its respective author or creator. Downloads and copies of this page are only permitted for private, non-commercial use. Insofar as the content on this page was not created by the operator, the copyrights of third parties are respected. In particular, third-party content is identified as such. Should you nevertheless become aware of a copyright infringement, please inform us accordingly. If we become aware of any infringements, we will remove such content immediately.

Notes on Autodesk and Autodesk products

Autodesk, AutoCAD, AutoCAD MEP, AutoCAD Architecture, AutoCAD LT, Civil 3D, Inventor, Inventor LT, Revit, Revit Architecture, Revit MEP, 3ds Max, Algor, Alias, Backburner, Backdraft, Burn, Buzzsaw, Cleaner, Cloud Rendering, Combustion, Constructware, DesignKids, DWF, Ecotect, Face Robot, FBX, Flame, Flare, Flint, Freewheel, Green Building Studio, HumanIK, ImageModeler, Incinerator, Inferno, Inventor Optimization, Kynapse, LandXplorer, Lustre, MapGuide, Maya, Moldflow, MotionBuilder, Mudbox, Navisworks, Opticore, Productstream, Revit Conceptual Energy Analysis, Robot, Showcase, Simulation CFD, SketchBook, Smoke, Softimage, Sparks, Stitcher, STone, Streamline, Topobase, Wire, WiretapCentral, Wiretap, AutoSketch, CAiCE Visual, Communication Specification, DWG TrueView, mental ray, ObjectARX, RealDWG, AutoSketch

are registered trademarks of Autodesk, Inc.

Pictures + Photos

The used pictures are, if not from own production, from the photographer and artist Axel Himburg.

Some photos are from photographers who have published their images on the unsplashand xphereplatforms.

We would like to take this opportunity to thank the individual photographers for their work!