Electromagnetic jigsaw

Details Electromagnetic jigsaw Electromagnetic jigsaw

1984-05-22

1986-08-05

Yost, Frank T.

Cutting

By tool reciprocable along elongated edge

Stored energy furnishes drive in one direction

83577, 83784, B27B 1904

Patent

active

046036148

ABSTRACT:
The saw is of the type comprising a blade one of whose ends is firmly fixed to a plate capable of vibrating under the effect of an electro-magnet fed with AC current.
In accordance with the invention, the vibrating plate (3) is provided with at least one inertia mass (15).
The saw may be used by fixing the blade (5) only to the vibrating plate (3), by one of its ends, the other end remaining free.

REFERENCES:
patent: 1948229 (1934-02-01), Young
patent: 2072590 (1937-03-01), Lowry et al.
patent: 2233862 (1941-03-01), Dremel
patent: 2602475 (1952-07-01), Andrae et al.
patent: 2646089 (1953-07-01), Gaskell
patent: 2753898 (1956-07-01), MacFarland
patent: 2771102 (1956-11-01), Carmichael
patent: 2780248 (1957-02-01), Andreae
patent: 2780249 (1957-02-01), Andreae et al.
patent: 2884027 (1959-04-01), Pulera
patent: 3360704 (1967-12-01), Kohlhagen

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