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:
Aug. 10, 1976
Filed:
Apr. 28, 1975
Masami Inada, Toyoake, JA;
Toshiyuki Kondo, Toyota, JA;
Aisin Seiki Kabushiki Kaisha, Kariya, JA;
Abstract
A powered brake system for vehicles including wheel brake cylinders, a pump powered hydraulic pressure source, a reservoir hydraulically connected to the pump powered hydraulic pressure source, a main control valve interposed between the wheel brake cylinders and the pump powered hydraulic pressure source for controlling the fluid pressure to the wheel brake cylinders, a subcontrol valve interposed between the wheel brake cylinders and the main control valve for connecting the wheel brake cylinders to either one of the reservoir and the main control valve, and a safety valve interposed between the reservoir and the subcontrol valve for closing the communication between the reservoir and the subcontrol valve in the event of a failure of the pump powered hydraulic pressure source.