Pressure control valving for pneumatic leveling systems

Land vehicles – Wheeled – Running gear

Patent

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Details

137493, 1374932, 251282, 280 6R, B60G 1126

Patent

active

045709726

ABSTRACT:
A pneumatic leveling system for vehicles in which a pressure balancing valve assembly is incorporated within the cover assembly of the system air dryer. The pressure balancing valve assembly is operative to limit the pressure in the pneumatic suspension units while allowing effective pump up and restriction release for desiccant regeneration in accordance with changes in vehicle loads.

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patent: 4010721 (1977-03-01), Ludwig
patent: 4040404 (1977-08-01), Tagawa
patent: 4105216 (1978-08-01), Graham et al.
patent: 4167952 (1979-09-01), Reinicke
patent: 4317467 (1982-03-01), Heyland
patent: 4377299 (1983-03-01), Fujii
patent: 4504081 (1985-03-01), Shimizu et al.

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