FILE PUNCHER

FILE PUNCHER

  • CN 1,049,470 A
  • Filed: 08/14/1990
  • Published: 02/27/1991
  • Est. Priority Date: 08/14/1989
  • Status: Abandoned Application
First Claim
Patent Images

1. , a kind of file puncher, have a base and a rotatable pressure handle that is installed on the side bearing plate of base both sides, this pressure handle can overcome the bounce of spring and the punching head under pressure handle can be moved in base, the both sides of pressure handle be bowed downward to limit group, limit group again with the lateral overlap of side bearing plate, the pressure handle front, being between the group of two pressure handle limits has one to be bent downwardly, the backstop shield that works by the rib of the bounce offside support plate of spring.It is characterized in that:

  • rib is positioned on the thin-walled supporting plate (40) of the side bearing plate (14) that is parallel to pressure handle limit group (28), dual-side edge at shield (30), there is a flanging (34) in place near its lower edge (32), and it constitutes to gap (38) base (10) opening, that can allow supporting plate (40) embed with contiguous pressure handle limit group (28).

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