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.

Date of Patent:
May. 03, 2016

Filed:

Jun. 20, 2013
Applicant:

Neturen Co., Ltd., Tokyo, JP;

Inventors:

Makoto Nomura, Tokyo, JP;

Takashi Yamawaki, Tokyo, JP;

Ryosuke Suzuki, Tokyo, JP;

Assignee:

NETUREN CO., LTD., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16H 1/04 (2006.01); F16H 55/08 (2006.01); F16H 55/10 (2006.01); F16H 55/26 (2006.01); B21J 13/02 (2006.01); B62D 3/12 (2006.01); B21K 1/76 (2006.01);
U.S. Cl.
CPC ...
F16H 55/26 (2013.01); B21J 13/02 (2013.01); B21K 1/768 (2013.01); B62D 3/126 (2013.01); Y10T 74/1967 (2015.01);
Abstract

A rack bar includes a shaft portion, a rack toothed portion provided on the shaft portion, and a dummy toothed portion. The rack toothed portion includes a plurality of rack teeth provided side by side in an axial direction of the shaft portion, each of the rack teeth including a contact face arranged obliquely relative to the axial direction to contact the pinion gear. The dummy toothed portion includes at least one dummy tooth provided on at least one side of the rack toothed portion in the axial direction such that the dummy tooth is arranged parallel to and next to the rack teeth. The dummy tooth is designed such that a whole height of the dummy tooth is smaller than a whole height of each of the rack teeth.


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