Friction wheel actuated post driver

Details Friction wheel actuated post driver Friction wheel actuated post driver

1975-08-28

1977-01-11

Purser, Ernest R.

Tool driving or impacting

With vehicle support for drive

Vehicle motor mechanically coupled to drive tool

173 53, 173 42, E21B 100

Patent

active

040022102

ABSTRACT:
The guide frame of a post driver is supported in an adjusted position by the three-point hitch of a tractor and its driver element is displaced upwardly by a friction drive assembly carried by the guide frame and driven by a power take-off from the tractor. The guide frame is adjustably positioned both laterally and longitudinally of the forward direction of travel of the tractor vehicle.

REFERENCES:
patent: 2348820 (1944-05-01), Jordan et al.
patent: 2378131 (1945-06-01), Dirksen et al.
patent: 2593186 (1952-04-01), Richardson
patent: 2939682 (1960-06-01), Kromberg
patent: 3482639 (1969-12-01), Mixon
patent: 3783953 (1974-01-01), Kopaska

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