Patent · US Expired

Thermal relief valve

US5018665A · kind A · utility

76Cited by
5References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 13, 1990
Grant dateMay 28, 1991
Priority date
Expiry dateFeb 13, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05D23/022
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

A thermal relief valve is constructed and arranged to sense the fluid temperature of a pump and to open when this fluid temperature becomes too high to discharge pump fluid to prevent the occurrence of an excessive temperature conditon of the pump fluid.

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