Patent · US Expired

Bottom bypass structure of thermostat device

US6050495A · kind A · utility

3Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 24, 1998
Grant dateApr 18, 2000
Priority date
Expiry dateJul 24, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG05D23/1373
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

An object of the present invention is to provide a bottom bypass structure of a thermostat device enabling it possible to stably operate a valve element, to prevent overshooting and hunting and to reduce in sizing of the thermostat device. The structure to form a bypass channel to bypass a circulating fluid in the lower reaches of the valve element opening and closing the circulation channel.

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