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:
Apr. 05, 2011
Filed:
Feb. 18, 2009
Akihiro Matsuzaki, Sakai, JP;
Atsushi Hayashi, Nara, JP;
Toshimitsu Yazaki, Sakai, JP;
Kenichi Iwami, Sakai, JP;
Akihiro Matsuzaki, Sakai, JP;
Atsushi Hayashi, Nara, JP;
Toshimitsu Yazaki, Sakai, JP;
Kenichi Iwami, Sakai, JP;
Kubota Corporation, Osaka, JP;
Abstract
A hydraulic suspension system includes a suspension base () supporting wheels, a hydraulic cylinder () for displaceably suspending the suspension base from a vehicle body, and an oil passage connected to the hydraulic cylinder. An accumulator () is incorporated within the oil passage. A flow control valve () is incorporated at an oil passage portion between the hydraulic cylinder and said accumulator for controlling an amount of work oil flowing therebetween. A pressure sensor () is provided for detecting a cylinder oil passage pressure effective on the hydraulic cylinder. A control unit () is provided for controlling operation of the flow control valve, based upon a detection value from the pressure sensor.