Patent · US Expired

Electric stapler having two anvil plates and workpiece sensing controller

US7311236B2 · kind B2 · utility

9Cited by
19References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 24, 2006
Grant dateDec 25, 2007
Priority date
Expiry dateApr 24, 2026

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB25C5/0228
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A stapler includes a double plate anvil with a single piece clincher and a pair of paper guides to sense the presence of the workpiece to reduce jamming.

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