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:
Oct. 07, 2014
Filed:
Aug. 22, 2011
Masaru Fujihara, Fuchu-cho, JP;
Jun Fukuda, Fuchu-cho, JP;
Yasukazu Oki, Fuchu-cho, JP;
Delta Kogyo Co., Ltd., Hiroshima, JP;
Abstract
A seat lifter smoothly lifts and lowers right and left seat frames relative to respective base members so that a seat can be lifted and lowered smoothly. The seat lifter has first to fourth links (to), and a coupling () that couples the first link () and the second link (), and has a first sun gear () and a second sun gear (). The first link () has a first link body () that is coupled interlockably to a first planetary gear group () with a plurality of first planetary gears (), and a planetary-gear operating section (). The second link () has a second link body () that is coupled interlockably to a second planetary gear group () with a plurality of second planetary gears ().