Title:
THERMALLY DRIVEN VALVE
Document Type and Number:
Japanese Patent JP2020193653
Kind Code:
A
Abstract:
To provide a thermally driven valve having a structure which enables improvement of adhesion between a heater and a wax thermoelement.SOLUTION: In a thermally driven valve, a valve body 13, a wax thermoelement 15 for driving the valve body, and a heater 16 for heating the wax thermoelement are disposed serially in a thermally driven valve case. The heater has: a heating surface 16a with which the wax thermoelement is placed in contact; and a support surface 16d opposite to the heating surface 16a. The thermally driven valve case is provided with a heater support part 7a which protrudes so as to make point contact with a position near a center of the support surface.SELECTED DRAWING: Figure 3
Inventors:
OGAWA KYOHEI
Application Number:
JP2019098990A
Publication Date:
December 03, 2020
Filing Date:
May 28, 2019
Export Citation:
Assignee:
NORITZ CORP
International Classes:
F16K31/68
Domestic Patent References:
| JPS6056877U | 1985-04-20 | |||
| JP2006274898A | 2006-10-12 | |||
| JPH0417149U | 1992-02-13 | |||
| JP2010276107A | 2010-12-09 | |||
| JP2002364771A | 2002-12-18 | |||
| JP2019078277A | 2019-05-23 |
Foreign References:
| US20160333767A1 | 2016-11-17 |
Attorney, Agent or Firm:
Toshio Okamura