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. 05, 2011
Filed:
Sep. 19, 2006
Thomas Parrott, Clarkston, MI (US);
Axel Stender, Hameln, DE;
Ingo Tha, Hannover, DE;
WABCO GmbH, Hannover, DE;
Abstract
A trailer brake system constructed and arranged to effect the relay of a brake signal from the tractor and an automatically generated brake signal of an electronic control device of the trailer to one or more additional trailers in an expanded vehicle train. In one embodiment, the brake signal is relayed to an additional coupled trailer in the form of an electrical signal via an electrical interface. In another embodiment, the brake signal is relayed to an additional trailer by means of a valve device. In yet another embodiment, the brake signal is relayed to an additional trailer by means of a combination of electrical signal transmission and valve device.