Structure of file clip

Details Structure of file clip Structure of file clip

1990-06-05

1991-02-05

Sakran, Victor N.

Buckles, buttons, clasps, etc.

Paper fastener

Resiliently biased

24 673, 24 677, B42F 102

Patent

active

049892983

ABSTRACT:
Disclosed is a file clip which comprises a pressure bar to drive a clamp plate to clamp on a base plate by means of the operation of a torsional spring. The clamp plate is movably secured to the base plate by two crank levers. The crank levers have each two conical portions at two opposite ends thereof and respectively made in an extended size so that they can be conveniently fastened in the fixing holes on the base plate and the positioning holes on the clamp plate to firmly secure the clamp plate to the base plate. Except the torsional spring which is made metal material, the other parts of the clip are made of plastic material through injection molding process.

REFERENCES:
patent: 4506416 (1985-03-01), Ohminato et al.
patent: 4525899 (1985-07-01), Carroll
patent: 4628572 (1986-12-01), Chang

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