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:
Dec. 24, 2013
Filed:
Feb. 18, 2011
Applicants:
Kwang Ho Yang, Seoul, KR;
Ki Che Park, Wonju-si, KR;
Inventors:
Kwang Ho Yang, Seoul, KR;
Ki Che Park, Wonju-si, KR;
Assignee:
Mando Corporation, Pyeongtaek-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B62D 3/12 (2006.01); F16H 19/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are a variable gear ratio type rack bar, and a steering apparatus having the same. According to the present invention, it is not required to fabricate a separate mold for processing rack-formed parts with different inter-tooth spaces, the rack-formed parts can be formed by using various processing methods, and it is possible to obtain precise tooth shapes through one step processing, whereby the number of steps for manufacturing a variable gear ratio type rack bar and its manufacturing cost can be reduced.