Patent · US Expired

Staple estimation device and method

US6918580B2 · kind B2 · utility

9Cited by
13References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 2003
Grant dateJul 19, 2005
Priority date
Expiry dateApr 28, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65H2601/3222
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A document handling machine comprises a stapling device, and a staple cartridge operatively connected to the stapling device and including a staple estimating device adapted for measuring rotational movement of a roll of staples held within the staple cartridge and for estimating a quantity of the staples based on the measured rotational movement.

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