Patent · US Expired

Shredder with proximity sensing system

US7311276B2 · kind B2 · utility

51Cited by
31References
114Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 2004
Grant dateDec 25, 2007
Priority date
Expiry dateSep 27, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB02C2018/168
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

The present invention relates to a shredder that includes a proximity sensing system to sense the presence of a person, animal, or object near cutting elements of the shredder.

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