Patent · US Expired

Binding apparatus for paper files

US6074151A · kind A · utility

13Cited by
5References
21Claims
0Family size

Assignees

Inventor

Key dates

Filing dateDec 30, 1998
Grant dateJun 13, 2000
Priority date
Expiry dateDec 30, 2018

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB26D2210/02
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

The invention is directed to a binding apparatus for the binding of paper piles, comprising a punching unit for the punching of holes in a paper pile and a binding unit for the closing of a wire ring binder having a plurality of teeth which engage in the holes of the paper pile in a binding position. The punching unit comprises a movably arranged perforator plate having a plurality of punches and a counterplate that is rigidly connected to the housing of the binding apparatus and includes openings into which the punches engage in punching position, and the binding unit comprises of two clamping plates in an essentially parallel arrangement to each other.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.