The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 10, 2026
Filed:
Feb. 09, 2023
Autonetworks Technologies, Ltd., Mie, JP;
Sumitomo Wiring Systems, Ltd., Mie, JP;
Sumitomo Electric Industries, Ltd., Osaka, JP;
Yasuyuki Yamamoto, Osaka, JP;
Hidetoshi Ishida, Osaka, JP;
AUTONETWORKS TECHNOLOGIES, LTD., Mie, JP;
SUMITOMO WIRING SYSTEMS, LTD., Mie, JP;
SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka, JP;
Abstract
A power supply deviceconfigured to supply power to a seat S that is movable relative to a floor F of a vehicle includes a power receiving unitthat includes a power receiving coiland configured to move along with the seat S, a power transmitting unitthat includes a power transmitting coildisposed opposing the power receiving coiland configured to supply power to the power receiving coilin a contactless manner and a power transmitting extension portionextending from the power transmitting coil, the power transmitting unitbeing configured to move along with the seat S and the power receiving unit, and a slack absorption portionthat includes a winding portionconfigured to wind and feed the power transmitting extension portionby rotating in coordination with the movement of the seat S.