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. 01, 2022
Filed:
Feb. 09, 2018
Kobe Steel, Ltd., Kobe, JP;
Hiroyuki Akiyama, Takasago, JP;
Yasuo Yoshii, Takasago, JP;
Yuji Konishi, Takasago, JP;
Kazuo Yamaguchi, Takasago, JP;
Kazuo Iritani, Takasago, JP;
KOBE STEEL, LTD., Kobe, JP;
Abstract
A speed reducer capable of reliably reducing and changing speed while suppressing heat generation and abrasion includes: a plurality of gears rotatably supported on an output shaft; a shifter engageable with an engagement gear selected from the plurality of gears to couple the engagement gear to the output shaft; and a plurality of bushes disposed in an annular groove formed in the shifter to move the shifter to the engagement gear and thereby engage the shifter with the engagement gear; and a bush support supporting the plurality of bushes so as to allow them to swing individually.