Reciprocating saw blade unit

Details Reciprocating saw blade unit Reciprocating saw blade unit

1992-12-24

1993-12-21

Watts, Douglas D.

Cutlery

Cutting tools

Plural cooperating blades

30210, A01D 3414, A01D 3413

Patent

active

052711544

ABSTRACT:
A reciprocating saw blade unit has a pair of upper and lower separable-type saw blades. Each separable-type saw blade has the shape of a long and narrow plate and is composed of: a blade member having an engaging portion; and a power transmitting member which has an engaging portion and is connected to a driving member for slidingly reciprocating the power transmitting member along its longer dimension. The blade members and the power transmitting members are detachably coupled by using the engaging portions. The upper and lower engaging portions are arranged not to be overlapped each other at any event.

REFERENCES:
patent: 3083457 (1963-04-01), Ottosen et al.
patent: 3316636 (1967-05-01), Raper et al.
patent: 3579827 (1971-05-01), Grahn
patent: 3802075 (1974-04-01), Taylor et al.
patent: 4856195 (1989-08-01), Grossmann et al.
patent: 5031324 (1991-07-01), Berghauser et al.

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