Motor vehicles – Bodies – Movable cab or operator's station
Patent
1983-03-07
1984-11-20
Mitchell, David M.
Motor vehicles
Bodies
Movable cab or operator's station
280104, 280689, 280703, 296190, B62D 2700
Patent
active
044834098
ABSTRACT:
A tilt-cab tractor including a chassis, a cab pivotally mounted about an axis near the front of the chassis, a suspension cylinder mounted at each corner of the cab, at least one hydraulic cab tilting cylinder, an accumulator, and a first conduit connecting the accumulator to the suspension cylinders wherein the improvement comprises; a source of pressurized hydraulic fluid for delivering hydraulic fluid to the hydraulic tilting cylinder and the shock absorber suspension cylinders, a second and third hydraulic conduit for delivering hydraulic fluid to the cab tilting cylinder and for delivering hydraulic fluid to the first conduit respectively, a control valve and means for selectively blocking flow of pressurized hydraulic fluid to the accumulator when the tractor brakes are applied.
REFERENCES:
patent: 3761123 (1973-09-01), Neill et al.
patent: 3797883 (1974-03-01), Steiner et al.
patent: 3945664 (1976-03-01), Hiruma
patent: 3948341 (1976-04-01), Foster
patent: 4095822 (1978-06-01), Thornhill
patent: 4372411 (1983-02-01), Flower
patent: 4440252 (1984-04-01), Steinecke et al.
Applied Power Inc.
Byrne John J.
Dyson Edward E.
Kile Bradford E.
Mitchell David M.
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