Pole driver

Details Pole driver Pole driver

1990-04-27

1992-06-02

Yost, Frank T.

Tool driving or impacting

With vehicle support for drive

Drive structure moved to nonuse position for transport

173 39, 173126, E21B 702

Patent

active

051179202

ABSTRACT:
A pole driver 10 has a platform 12 on wheels 14 and 16 with leveling lift jacks 18 to assure horizontal orientation of the platform. A hammer drive assembly 24 is pivotally mounted on the platform 12 between a horizontal travel position and a vertical operating position. The hammer drive assembly includes a channel guide 34 and slide rail 36 with a weight 78 attached at a bottom end thereof. An operating handle 46 is mounted on the bottom section of the channel guide 34. A pair of brackets 66 are mounted under the slide rail assembly 24 to vertically orient a pole 74 under the weight 78 to be pounded into the soil by the slide rail 36 and weight 78.

REFERENCES:
patent: 607577 (1898-07-01), Tipton
patent: 3447613 (1969-06-01), Lisenby
patent: 3490548 (1970-01-01), Lake
patent: 3507338 (1970-04-01), McWaters et al.
patent: 3717342 (1973-02-01), Haney et al.
patent: 3934655 (1976-01-01), Whistle
patent: 4050526 (1977-09-01), Deike
patent: 4809973 (1989-03-01), Johns

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