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. 29, 2013
Filed:
Dec. 17, 2010
Applicants:
Tatsuro Suzuki, Atsugi, JP;
Satoshi Taniuchi, Fujisawa, JP;
Kohtaro Shiino, Sagamihara, JP;
Inventors:
Assignee:
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D 5/04 (2006.01); F16H 55/17 (2006.01);
U.S. Cl.
CPC ...
Abstract
A worm wheel including an annular worm wheel main body formed from a resin material; teeth on an outer periphery of the worm wheel main body in a circumferential direction of the worm wheel main body a; a first region on respective tooth flanks of the teeth and offset from a mid-position of a whole depth of the respective teeth in a radially outward direction of the worm wheel main body; a first region; and a second region.