Patent · US Active

Lift axle valve unit

US8931788B2 · kind B2 · utility

8Cited by

3References

12Claims

0Family size

Assignee

Haldex Brake Products Aktiebolag · US

Inventors

Stefan Becke · Neustadt, DE
Tobias Tschöke · Heidelberg, DE
Georg Sulzyc · Edingen-Neckarhausen, DE

Key dates

Filing date	Aug 20, 2012
Grant date	Jan 13, 2015
Priority date	—
Expiry date	Aug 20, 2032

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/6416
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

The invention relates to a lift axle valve unit of any type for lifting or lowering a lift axle of a utility vehicle having an air suspension.According to the invention, the lift axle valve unit comprises a heating device. By means of the heating device it Is possible to heat the lift axle valve unit when using the utility vehicle in regions and in wintertime with low temperatures. The heating device comprises a heating element built with a heating rod or a heating mat.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.