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:
Nov. 24, 2020
Filed:
Feb. 25, 2019
Toyota Boshoku Kabushiki Kaisha, Aichi-ken, JP;
Daishi Yaguchi, Aichi-ken, JP;
Shun Fujishiro, Aichi-ken, JP;
TOYOTA BOSHOKU KABUSHIKI KAISHA, Aichi-ken, JP;
Abstract
A locking device for a vehicle seat including: a striker and a lock mechanism including: a base plate; a hook supported rotatably by a hook shaft to the base plate and capable of forming a locked state and an unlocked state; a pawl supported rotatably by a pawl shaft to the base plate; and a cam supported rotatably by the pawl shaft to the base plate, and the cam is rotationally biased by a first torsion coil spring, and the pawl is rotationally biased by a second torsion coil spring, and the coil of the second torsion coil spring has a larger diameter and a smaller length in a central axis direction of the coil than the coil of the first torsion coil spring, and one end of the first torsion coil spring is provided on a radially outer side than the coil of the second torsion coil spring.