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:
May. 07, 2013
Filed:
Oct. 08, 2010
John Michael Morris, Auburn, WA (US);
Kevin Vincent Curtin, Seattle, WA (US);
John Michael Morris, Auburn, WA (US);
Kevin Vincent Curtin, Seattle, WA (US);
Norgren GT Development Corporation, Auburn, WA (US);
Abstract
A lift axle control valve () for controlling a vehicle lift axle is provided. The valve () includes a vehicle port () configured to receive a vehicle pressure and a suspension port () configured to receive a suspension pressure. The valve () is configured to receive a lift axle control signal, actuate the lift axle control valve () to connect one or more lift bag output ports () to the vehicle port () and to connect one or more load bag output ports () to the vent port () if the lift axle control signal comprises a lift command, and actuate the lift axle control valve () to connect the one or more load bag output ports () to the suspension port () and connect the one or more lift bag output ports () to the vent port () if the lift axle control signal comprises a load command.