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:
Jun. 06, 2017
Filed:
Mar. 15, 2012
Applicant:
Chang Hoe Koo, Incheon, KR;
Inventor:
Chang Hoe Koo, Incheon, KR;
Assignee:
HYUNDAI MOBIS CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F15B 7/08 (2006.01); B60T 8/40 (2006.01); B60T 13/74 (2006.01); B60T 8/38 (2006.01);
U.S. Cl.
CPC ...
B60T 8/4077 (2013.01); B60T 8/38 (2013.01); B60T 13/745 (2013.01); F15B 7/08 (2013.01);
Abstract
A sub master cylinder includes a body formed with a chamber in which oil is stored; a first sub piston having one end which is secured to one end of the body and the other end which extends toward the other end of the body and is disposed to cross the chamber; and a second sub piston disposed between an inner surface of the body and an outer surface of the first sub piston to be moved in the chamber.
Koo, Chang. (2017). Sub master cylinder and brake apparatus having the same (U.S. Patent No. 9669814). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9669814
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile