Vehicle cab tilting device with telescopic tilting cylinder
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United States of America Patent
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Aug 21, 2012
Grant Date -
Feb 17, 2011
app pub date -
Feb 18, 2009
filing date -
Feb 21, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A vehicle cab tilting device for a vehicle with a tiltable cab, a chassis and pivot means which connect the cab to the chassis, in which the cab can be tilted through an angle with respect to the chassis between a driving position and a forwardly tilted position. The tilting device comprises a pump (1) having at least one pump port (2) for delivering pressurized hydraulic fluid, a reservoir for hydraulic fluid (3), and a hydraulic tilting cylinder (20) for tilting the cab, which tilting cylinder has a first and a second connection port (21, 22). The tilting cylinder is a multistage telescopic hydraulic tilting cylinder with an outer telescopic part (30), at least one intermediate telescopic part (40), and a central telescopic part (50), each intermediate telescopic part and the central telescopic part being displaceable with respect to one another and to the outer telescopic part.
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