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. 11, 2001
Filed:
Jul. 14, 2000
Applicant:
Inventors:
Tamotsu Nakamura, Gyoda, JP;
Omito Toyoshima, Gyoda, JP;
Hisao Takayanagi, Gyoda, JP;
Keiji Orihara, Gyoda, JP;
Assignee:
Showa Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B63H 5/125 ;
U.S. Cl.
CPC ...
B63H 5/125 ;
Abstract
In a trim-tilt device for a marine propulsion unit,, a cylinder,of a cylinder device,is covered with a tank,constituting a hydraulic fluid supply/discharge device,and a relief valve,is opened when hydraulic pressure of the tank,becomes higher than a fixed value, so that hydraulic fluid of the tank,can be relieved for the second tilt chamber,B.