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. 26, 2011
Filed:
Oct. 16, 2007
Applicants:
Maurizio Vescovini, Carpi, IT;
Giorgio Benedetti, Modena, IT;
Inventors:
Maurizio Vescovini, Carpi, IT;
Giorgio Benedetti, Modena, IT;
Assignee:
CNH America LLC, New Holland, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B60T 13/74 (2006.01); B60T 17/16 (2006.01); F16D 65/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A parking brake having an electromechanical and hydraulic device for gripping a pack of movable sectors connected mechanically to the wheels to exert the desired braking force on the wheels. The parking brake is characterized by having an oil flow regulating valve assembly, in turn having a first control solenoid valve and a second safety solenoid valve in series with each other.