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:
Apr. 12, 2011
Filed:
May. 15, 2007
Yoshiki Tada, Okazaki, JP;
Michiyasu Nosaka, Anjo, JP;
Yasuo Tabuchi, Toyoake, JP;
Takushi Kamiya, Nukata-gun, JP;
Takayuki Suzuki, Hekinan, JP;
Yoshiki Tada, Okazaki, JP;
Michiyasu Nosaka, Anjo, JP;
Yasuo Tabuchi, Toyoake, JP;
Takushi Kamiya, Nukata-gun, JP;
Takayuki Suzuki, Hekinan, JP;
DENSO CORPORATION, Kariya, JP;
Abstract
A power transmission system including an integrally molded hub and elastic member, where stress is inhibited from concentrating at the gate marks remaining after integral molding. In a pulley driven by a belt, a plastic pulley side relief sectionprovided at a pocket section of the pulley and a plastic hub side relief section provided on an iron outer ring of the hub engaged at the pocket section whereby power is transmitted from the pulley to the shaft. The hub side relief section and outer ring forming parts of the hub, the iron inner hub to be fastened to the shaft, and the plastic cylindrical part are integrally molded so that the gate mark for plastic injection is formed near to or further to the outer circumference of the outer ring.