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:
Jun. 23, 2026
Filed:
Jul. 14, 2022
Jtekt Corporation, Kariya, JP;
Fukui Seiki Industry Co., Ltd., Osaka, JP;
Hironori Hiraoka, Yao, JP;
Takashi Iwata, Kitakatsuragi-gun, JP;
Yuya Yamamoto, Osaka, JP;
Hiroki Matsuyama, Kitakatsuragi-gun, JP;
Ichizo Shimizu, Osaka, JP;
Taro Sakaga, Itami, JP;
Yuki Kunii, Osaka, JP;
JTEKT CORPORATION, Kariya, JP;
FUKUI SEIKI INDUSTRY CO., LTD., Osaka, JP;
Abstract
A cage made of synthetic resin includes an annular body, a plurality of prongs, a plurality of gate marks formed away from each other in a circumferential direction, a weld formed between the gate marks adjacent to each other in the circumferential direction, and a plurality of pocket forming portions that is each disposed between the gate marks and in which pockets are formed. Each of the pocket forming portions has a through hole formed through a bottom of the pocket in an axial direction. The weld is formed between the gate marks only in a region on one circumferential side of the through hole or only in a region on the other circumferential side of the through hole.