Thermostat having elastic member
US8851027B2 · kind B2 · utility
Assignees
Inventor
Key dates
| Filing date | Dec 11, 2012 |
| Grant date | Oct 7, 2014 |
| Priority date | — |
| Expiry date | Dec 11, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01P7/16
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A thermostat apparatus may include a thermostat case formed of a first passage and a second passage, a valve body disposed in the thermostat case, wherein a first valve may be formed at one end side thereof to open or close the first passage, a retainer, one end portion of which may be mounted on the other end side of the valve body, wherein a second valve may be formed at the other end portion of the retainer to open or close the second passage, an elastic member that elastically biases the retainer in a direction to make the first valve close the first passage and make the second valve open the second passage, and a drive portion that may be configured to push the retainer in a direction that according to temperature, the first valve opens the first passage and the second valve closes the second passage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.