Patent · US Expired

Pneumatic tool with increased power capability

US6062323A · kind A · utility

69Cited by
24References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 21, 1998
Grant dateMay 16, 2000
Priority date
Expiry dateJul 21, 2018

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB25B21/00
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A pneumatic tool includes a housing defining an air inlet and first and second exhaust passages and an air motor fluidly coupled to the air inlet and disposed in the housing. The motor produces exhaust air in operation and is fluidly coupled to the first and second exhaust passages. The tool also includes an exhaust valve carried by housing for selectively opening and closing only the second exhaust passage.

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