Automated post driver

Tool driving or impacting – With means to adjust position of axis of tool advance – Plural adjustments

Reexamination Certificate

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Details

C173S045000, C173S046000

Reexamination Certificate

active

06938703

ABSTRACT:
A post driving apparatus includes a chassis having a longitudinal axis and a frame carried by the chassis. The frame includes an upper support member having an axis of elongation substantially perpendicular to the longitudinal axis of the chassis. A post magazine is indexingly supported by the frame and, a post driving assembly is suspended from a portion of the upper support member for reversible travel therealong so as to laterally position the post driving assembly from the chassis. The post driving assembly includes a post driver adapted to retain a post supplied from the post magazine, the post driver adapted to continuously drive such post.

REFERENCES:
patent: 3117635 (1964-01-01), Deerkoski
patent: 3696625 (1972-10-01), Alexander
patent: 3703934 (1972-11-01), Cartner
patent: 3783953 (1974-01-01), Kopaska
patent: 3934655 (1976-01-01), Whistle
patent: 4050526 (1977-09-01), Deike
patent: 4124081 (1978-11-01), Deike
patent: 4915180 (1990-04-01), Schisler
patent: 5104264 (1992-04-01), Castagner et al.
patent: 6158923 (2000-12-01), Wheeler et al.
patent: 6517294 (2003-02-01), Vreeland
patent: 91/09194 (1994-06-01), None

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