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:
Nov. 24, 2020

Filed:

Mar. 13, 2018
Applicant:

Honda Motor Co., Ltd., Tokyo, JP;

Inventors:

Yuki Ono, Saitama, JP;

Yuji Koga, Saitama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16N 25/02 (2006.01); F16H 57/04 (2010.01); F01M 1/16 (2006.01); F16N 13/20 (2006.01); F16N 7/38 (2006.01);
U.S. Cl.
CPC ...
F16N 25/02 (2013.01); F01M 1/16 (2013.01); F16H 57/0435 (2013.01); F16N 7/38 (2013.01); F16N 7/385 (2013.01); F16N 13/20 (2013.01); F16N 2210/04 (2013.01); F16N 2280/00 (2013.01);
Abstract

A lubrication loop includes a main flow path connected to a lubrication flow path, a control valve connected to the main flow path, a return flow path connected to the control valve and configured to return the fluid to the fluid pump, and a sub-flow path branching off from the main flow path. The control valve includes a discharge port at a distance from a supply port of a valve housing chamber and connected to the return flow path, an open port formed at one end of the valve housing chamber to discharge the fluid, an annular recessed portion formed on an outer circumferential surface of the spool has a width extending from the supply port to the discharge port, and a sub port annularly formed between the discharge port and the open port on an inner circumferential surface of the valve housing chamber and connected to the sub-flow path.


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