Bounce and lope dampening for tractor scrapers

Details Bounce and lope dampening for tractor scrapers Bounce and lope dampening for tractor scrapers

1979-03-12

1981-12-08

Silverstrim, John P.

Land vehicles

Wheeled

Articulated vehicle

37129, 280489, B60D 702

Patent

active

043044190

ABSTRACT:
A tractor-trailer unit (10,26) including a trailer (26) having wheels (30) at its rear and adapted to have its front supported by a hitch (16) to a tractor (10), a draft assembly (20) having spaced elongated arms (24) extending from the front rearwardly along the sides of the trailer, each arm being pivotally connected (34) to the trailer on a common horizontal axis intermediate the front and the rear, each arm further being jointed (54) intermediate its end to define front and rear sections (50,52) and dampeners (56,74,76) interconnecting the front and rear sections of each of the arms.

REFERENCES:
patent: 2540677 (1951-02-01), Kandt
patent: 3135529 (1964-06-01), Conrad
patent: 3235984 (1966-02-01), Wilson
patent: 3311389 (1967-03-01), Barton
patent: 3871635 (1975-03-01), Unruh
patent: 3953040 (1976-04-01), Unruh
patent: 3969835 (1976-07-01), Erdelyan
patent: 3970327 (1976-07-01), Dezelan
patent: 4195861 (1980-04-01), Philipponi

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