Patent · US Expired

Pneumatic spray gun

US5143296A · kind A · utility

18Cited by
8References
37Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 19, 1991
Grant dateSep 1, 1992
Priority date
Expiry dateFeb 19, 2011

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S239/08
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A pneumatic spray gun (10) having a mixing assembly (14) including a resin valve (18) and a catalyst valve (20) formed by valve passages (44,46) formed in a valve rotor (36). A pneumatic trigger assembly (24) and slide assembly (28) control rotation of the valve rotor to open the resin valve momentarily before the catalyst valve. A distribution plate (174) distributes the catalyst within the resin before the mixture flows into a mixer (22).

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