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:
Jul. 08, 2008
Filed:
Oct. 12, 2005
Hideo Mizukoshi, Hazu-gun, JP;
Hideyuki Kobayashi, Toyota, JP;
Akira Kasamatsu, Toyota, JP;
Aisin Seiki Kabushiki Kaisha, Kariya-Shi, Aichi-Ken, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-Shi, Aichi-Ken, JP;
Abstract
A hydraulic pressure control apparatus for stabilizers controls hydraulic fluid in a hydraulic communication path hydraulically connecting cylinders each operatively connected to each stabilizer of a vehicle. The apparatus includes a spool valve provided in the hydraulic communication path. The spool valve includes a housing, a spool accommodated in the housing, first and second spool chambers defined by the spool and the housing, and a biasing member for biasing the spool. The apparatus further includes first, second, and third hydraulic communication passages, hydraulically connecting an accumulator hydraulically connected to the second spool chamber and the hydraulic communication path, hydraulically connecting the first spool chamber and the hydraulic communication path, and hydraulically connecting the spool chamber and the accumulator respectively, first, second, and third solenoid valves provided in the first, second, and third hydraulic communication passages respectively, and a control device for controlling the first, second and third valves.