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. 31, 2020
Filed:
Nov. 17, 2017
Applicant:
Toyota Boshoku Kabushiki Kaisha, Aichi, JP;
Inventor:
Sadao Ito, Aichi, JP;
Assignee:
TOYOTA BOSHOKU KABUSHIKI KAISHA, Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 55/08 (2006.01); F16H 1/32 (2006.01); B60N 2/22 (2006.01); B60N 2/225 (2006.01); F16H 57/08 (2006.01);
U.S. Cl.
CPC ...
F16H 55/0806 (2013.01); B60N 2/2213 (2013.01); B60N 2/2252 (2013.01); B60N 2/2254 (2013.01); F16H 55/08 (2013.01); F16H 57/08 (2013.01); F16H 1/32 (2013.01);
Abstract
A deceleration device for a vehicle seat comprises an external gear comprising teeth with tops projecting radially outward. A tooth of the external gear comprises a straight portion and a critical cross-section located in a dedendum flank of the tooth of the external gear. The straight portion is provided in a vicinity of the critical cross-section and a thickness of the straight portion becomes linearly larger toward a root of the tooth.