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:
Jan. 05, 2010
Filed:
Jun. 13, 2007
Applicants:
Yasuaki Suzuki, Kariya, JP;
Nobuhiko Takeda, Okazaki, JP;
Kouji Hirao, Chiryu, JP;
Inventors:
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya-shi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 55/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A resin worm wheel is formed by injection molding and includes a first end and a second end. The worm wheel is adapted to be driven by a worm. The worm wheel further includes: an engaging portion including a plurality of teeth engageable with the worm and a tooth space formed between the neighboring teeth; a first non-engaging portion adjacent to the engaging portion at the first end of the worm wheel and not engaging with the worm; and a first cutout portion formed at the first non-engaging portion continuously from the tooth space, the first cutout portion extending axially.