FIELD: transport.
SUBSTANCE: invention relates to automotive industry. Valve device for manual road clearance regulation in pneumatic suspension trucks comprises casing and control element driven manually by lever relative to said casing. Control element may be turned into one lowering position. Actuator to prevent said lowering may be locked by mechanical retainer arranged to act between control element and casing. Besides there unlocking device operated electrically or pneumatically to unlock said retainer and make actuator operating.
EFFECT: simplified design, power savings.
15 cl, 12 dwg
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