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. 27, 2016
Filed:
Dec. 09, 2013
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, Ibaraki, JP;
Ryohei Maruo, Kawasaki, JP;
Masayuki Saito, Sagamihara, JP;
Chiharu Nakazawa, Kawasaki, JP;
Toshiya Oosawa, Yokohama, JP;
Asahi Watanabe, Kawasaki, JP;
Hiroki Sonoda, Atsugi, JP;
Hitachi Automotive Systems, Ltd., Hitachinaka-shi, JP;
Abstract
The present invention provides a brake device that can improve the pressure-increasing response of wheel cylinder hydraulic pressure. The invention is provided with: a master cylinder () actuated by the driver operating the brake, the master cylinder () being connected to a wheel cylinder () via a first oil channel (), and capable of increasing the wheel cylinder hydraulic pressure; and an auxiliary pressure-increasing part (auxiliary pressure-increasing part () and stroke simulator ()) for assisting in the increasing of the wheel cylinder hydraulic pressure by the master cylinder () of the pump ().