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:
Apr. 10, 1979
Filed:
May. 09, 1978
Kenichi Sakurada, Yokohama, JP;
Takaichi Nishino, Hachioji, JP;
Nissan Motor Company, Limited, Yokohama, JP;
Tachikawa Spring Company, Limited, Akishima, JP;
Abstract
Herein disclosed is a seat backrest with an adjustable lumbar supporter which comprises a rod transversely crossing frame members of the seatback to be rotatable about the axis thereof relative to the frame members, an arm member secured to the rod, a support member pivotally connected to the arm member, lumbar pressing means such as spring connected to the support member, first control means for permitting the support member to rotate about its pivoted portion relative to the arm member when operated, and second control means for permitting the arm member and thus the rod to rotate about the axis of the rod relative to the frame members when operated.