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:
May. 20, 2014
Filed:
Jun. 12, 2009
Applicants:
Takashi Miki, Kobe, JP;
Yasunori Hatanaka, Kobe, JP;
Inventors:
Takashi Miki, Kobe, JP;
Yasunori Hatanaka, Kobe, JP;
Assignee:
Nabtesco Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 13/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A stack valveincludes an ascending dividing valvewhich is provide on an ascending junction pathand controls the flow rate of a pressure fluid supplied to a head-side chamberof a bucket cylinder, an ascending branched pathwhich is branched from the ascending junction pathand connected to an unloading path, and an ascending cancellation switching valvewhich is provided on the ascending branched pathto close or open the ascending branched path. The ascending dividing valveand the ascending cancellation switching valveare provide in the same dividing section