Tool driving or impacting – With means to adjust position of axis of tool advance – Plural adjustments
Patent
1993-10-27
1996-02-13
Taylor, Dennis L.
Tool driving or impacting
With means to adjust position of axis of tool advance
Plural adjustments
173184, 173 28, 175 19, 405232, 405303, E21B 702, E21C 1102
Patent
active
054905680
ABSTRACT:
A tractor mounted stake driver provides a mechanical/hydraulic system to drive a plurality of stakes into the ground simultaneously, with provision for stake separation adjustment. The apparatus includes a tractor and a front stake driving assembly including a right and left front stake driving ram joined by a separation adjustment device. The apparatus may further include a rear stake driving assembly to enable four stakes to be driven simultaneously. Either the front or rear assembly may additionally include a fore/aft adjustment mechanism to enable selective spacing between the front-driven stakes and rear-driven stakes.
REFERENCES:
patent: 1678643 (1928-07-01), Kassebeer
patent: 2261017 (1941-10-01), Chandler
patent: 3327789 (1967-06-01), Furuseth
patent: 3507338 (1970-04-01), McWaters et al.
patent: 4193459 (1980-03-01), Engstrom
patent: 4373833 (1983-02-01), Watanabe
patent: 4473256 (1984-09-01), Collins
patent: 4915180 (1990-04-01), Schisler
patent: 5232268 (1993-08-01), Dengler et al.
Rios Jose J.
Worland Mack D.
Johnson Larry D.
Taylor Dennis L.
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