4-Section Compact Door is intended for use in garages for entrance openings. This model is implemented in accordance with US patent 8907328 and is based on the key points of the claims. The design has four sections that fold like an accordion, which ensures a significant compact design. Additional benefits also include a low headroom, high speed opening - 5-8 seconds, no cables and torsion springs. All this significantly reduces the cost of service (low maintenance) and provides a longer operation life. The model is simple in design, therefore, reliable in operation and affordable in production.
Patent on this invention is proposed for sale and/or licensing. Patent outright sale price is $499000 (four hundred forty nine thousand). As an inventor, developer and expert I can provide all the technical support and help in developing and creation the serial product.
I am waiting for your interest. Thanks.
Page created at 2019-04-21 4:43:09, Patent Auction Time.