Mechanized shingle removing apparatus

Details Mechanized shingle removing apparatus Mechanized shingle removing apparatus

1999-04-02

2000-09-12

Smith, James G.

Tools

Shingle tool

E04D 1500

Patent

active

061161179

ABSTRACT:
A mechanized shingle removing apparatus 10 including a framework unit 11 including an elongated handle member which suspends a portion of a drive unit 13 beneath the distal end 25 of the handle member 20 such that the center of gravity of the drive motor 50 is disposed both above and forward of a wheel unit 12 operatively associated with the framework unit 11 such that the lifting blade member 59 of the drive unit 13 is normally biased downwardly into engagement with a roof surface; wherein in one version of the preferred embodiment, a single drive chain 51 which is aligned with the longitudinal axis of the handle member 20 is employed to raise and lower the lifting blade member 59; and, wherein in an alternate version of the preferred embodiment, a pair of laterally offset satellite drive chains 51' and 51" are employed to raise and lower the lifting blade member 59.

REFERENCES:
patent: 2245544 (1941-06-01), Miller
patent: 3695713 (1972-10-01), Rothi et al.
patent: 3779605 (1973-12-01), Nieman
patent: 4091535 (1978-05-01), Lehrter
patent: 4277104 (1981-07-01), Sanchez
patent: 5218766 (1993-06-01), Himebaugh
patent: 5741047 (1998-04-01), Ordonez
patent: 5863100 (1999-01-01), Martin

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