Tools – Shingle tool
Patent
1990-02-12
1991-03-26
Smith, James G.
Tools
Shingle tool
30169, B25B 3300
Patent
active
050019465
ABSTRACT:
Apparatus for removing roof shingles includes an elongated body having a handle at the upper end and a pivotally connected lift plate at the lower end. A piston and cylinder actuator mounted on the body and activated by a trigger mounted on the handle. A lift plate is pivotally mounted on the lower end of the body. A toggle linkage connects the actuator to the lift plate for pivoting the forward edge of the plate about a heel structure under the lift plate.
REFERENCES:
patent: 4663995 (1987-05-01), Amundson et al.
patent: 4709479 (1987-12-01), Lavelette
patent: 4763547 (1988-08-01), Dike
Kaiser Robert T.
Shirlin Jack W
Chandler Charles W.
Smith James G.
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