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:
Jul. 05, 2022
Filed:
Oct. 25, 2018
Nsk Ltd., Tokyo, JP;
Takayuki Ishii, Gunma, JP;
NSK, Ltd., Tokyo, JP;
Abstract
A gear housing for an electric power steering device has a front-side housing and a rear-side housing. The front-side housing has a worm wheel housing portion, a worm housing portion, and reinforcing ribs. The worm wheel housing portion has a worm wheel cylindrical portion and a ring shaped worm wheel bottom portion bent inward in a radial direction from a front end portion of the worm wheel cylindrical portion. The worm housing portion is provided on a part in a circumferential direction of an outer-diameter side portion of the worm wheel housing portion. The reinforcing ribs are provided on a front side surface of the front-side housing, extend in a direction in which an engagement reaction force acts between the worm wheel and a worm of the worm shaft, and span between the worm housing portion and the worm wheel bottom portion.