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. 25, 2024
Filed:
Dec. 02, 2019
Applicant:
Advics Co., Ltd., Kariya, JP;
Inventor:
Tomoo Harada, Kariya, JP;
Assignee:
ADVICS CO., LTD., Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 53/10 (2006.01); F04B 19/22 (2006.01); F04B 49/24 (2006.01); B60T 13/14 (2006.01); F04B 19/04 (2006.01); F04B 23/06 (2006.01); F04B 53/12 (2006.01);
U.S. Cl.
CPC ...
F04B 53/1095 (2013.01); F04B 19/22 (2013.01); F04B 49/24 (2013.01); F04B 53/1002 (2013.01); B60T 13/14 (2013.01); F04B 19/04 (2013.01); F04B 23/06 (2013.01); F04B 53/121 (2013.01);
Abstract
A pump includes a fluid outflow mechanism that causes the brake fluid in the discharge chamber to flow out into the suction chamber in accordance with decrease in the volume of the discharge chamber when the feed ring of the valve portion decreases the volume of the discharge chamber in cooperation with the increasing movement of the volume of the first pump chamber in a state where the first pump chamber and the discharge chamber are filled with brake fluid in the suction step.