IT8119326A0 - Valvola di spurgo per evitare danni dovuti ad un congelamento. - Google Patents
Valvola di spurgo per evitare danni dovuti ad un congelamento.Info
- Publication number
- IT8119326A0 IT8119326A0 IT8119326A IT1932681A IT8119326A0 IT 8119326 A0 IT8119326 A0 IT 8119326A0 IT 8119326 A IT8119326 A IT 8119326A IT 1932681 A IT1932681 A IT 1932681A IT 8119326 A0 IT8119326 A0 IT 8119326A0
- Authority
- IT
- Italy
- Prior art keywords
- freezing
- damage due
- avoid damage
- bleed valve
- bleed
- Prior art date
Links
- 230000008014 freezing Effects 0.000 title 1
- 238000007710 freezing Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/01—Control of temperature without auxiliary power
- G05D23/02—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature
- G05D23/021—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature the sensing element being a non-metallic solid, e.g. elastomer, paste
- G05D23/023—Control of temperature without auxiliary power with sensing element expanding and contracting in response to changes of temperature the sensing element being a non-metallic solid, e.g. elastomer, paste the sensing element being placed outside a regulating fluid flow
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/1189—Freeze condition responsive safety systems
- Y10T137/1353—Low temperature responsive drains
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Temperature-Responsive Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/116,368 US4296770A (en) | 1980-01-28 | 1980-01-28 | Freeze drain valve |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8119326A0 true IT8119326A0 (it) | 1981-01-26 |
IT1135176B IT1135176B (it) | 1986-08-20 |
Family
ID=22366748
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19326/81A IT1135176B (it) | 1980-01-28 | 1981-01-26 | Valvola di spurgo per evitare danni dovuti ad un congelamento |
Country Status (5)
Country | Link |
---|---|
US (1) | US4296770A (it) |
JP (1) | JPS56120869A (it) |
AU (1) | AU542247B2 (it) |
ES (1) | ES498828A0 (it) |
IT (1) | IT1135176B (it) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4541448A (en) * | 1982-01-19 | 1985-09-17 | Eaton Corporation | Freeze protection valve with metal to plastic fitting design |
US4460006A (en) * | 1982-01-19 | 1984-07-17 | Eaton Corporation | Freeze protection valve |
FR2561599B1 (fr) * | 1984-03-21 | 1986-08-22 | Dba | Servomoteur a depression d'assistance au freinage |
US4638828A (en) * | 1985-10-22 | 1987-01-27 | Barrineau Sr Wyman L | Water temperature actuated drip valve |
US4853134A (en) * | 1987-11-30 | 1989-08-01 | Water Purification Systems, Inc. | Heat sensitive shut-off diverter valve |
US6046666A (en) * | 1995-12-22 | 2000-04-04 | Damixa A/S | Thermal actuator |
US5947150A (en) * | 1997-06-24 | 1999-09-07 | Ryan; John Patrick | Freezeless dripping wall faucet-hydrant |
US6408633B1 (en) | 2000-08-08 | 2002-06-25 | Instatherm Company | Interfacing of thermal storage systems with air conditioning units |
US6374849B1 (en) | 2000-09-29 | 2002-04-23 | Conbraco Industries, Inc. | Test cock apparatus with freeze protection capability |
US6988364B1 (en) * | 2004-03-24 | 2006-01-24 | Rostra Precision Controls, Inc. | Thermal actuator |
US7458388B2 (en) * | 2006-04-18 | 2008-12-02 | Chung Yi Huang | Freeze safe valve |
US9328729B2 (en) | 2008-10-16 | 2016-05-03 | National Oilwell Varco, L.P. | Pumping systems with dedicated surge dampeners |
US8757592B2 (en) * | 2008-10-16 | 2014-06-24 | National Oilwell Varco, L.P. | Poppet valve for pump systems with non-rigid connector to facilitate effective sealing |
US20100098568A1 (en) | 2008-10-16 | 2010-04-22 | Adrian Marica | Mud pump systems for wellbore operations |
US8827242B2 (en) * | 2008-10-16 | 2014-09-09 | National Oilwell Varco, L.P. | Valve cartridge for pump systems |
WO2010137749A1 (ko) * | 2009-05-25 | 2010-12-02 | 한국생산기술연구원 | 상변화물질을 이용한 동파 방지 밸브 |
US9482357B2 (en) * | 2013-05-29 | 2016-11-01 | Baker Products Ltd. | Temperature controlled purge valve for use in water systems |
KR101665052B1 (ko) * | 2015-06-09 | 2016-10-12 | (주)수도프리미엄엔지니어링 | 동결방지장치 |
AU2017285708B2 (en) | 2016-06-17 | 2023-02-02 | Australian Valve Group Pty Ltd | A freeze prevention valve |
KR102263076B1 (ko) * | 2019-08-21 | 2021-06-09 | 에쓰엠팹 주식회사 | 온도에 따라 배출유량의 제어가 가능한 동파방지밸브 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1338469A (en) * | 1916-07-24 | 1920-04-27 | Sivert P Waage | Thermally-actuated drain-valve |
US2130796A (en) * | 1935-11-02 | 1938-09-20 | Grayson Heat Control Inc | Gas valve |
US2085876A (en) * | 1936-10-30 | 1937-07-06 | Chicago Faucet Company | Waste mechanism |
DE1104277B (de) * | 1958-04-11 | 1961-04-06 | Armaturenfabrik Metall U Eisen | Hilfsabsperrvorrichtung fuer Anbohrventile |
US3118648A (en) * | 1963-02-20 | 1964-01-21 | American Radiator & Standard | Thermostatic flow control valve |
US3446226A (en) * | 1967-03-22 | 1969-05-27 | Howard M Canterbury | Automatic hydrant dripping apparatus |
US3887159A (en) * | 1973-05-21 | 1975-06-03 | Eaton Corp | Ported valve and sealing means therefor |
JPS5013931A (it) * | 1973-06-09 | 1975-02-13 | ||
US3860169A (en) * | 1973-11-07 | 1975-01-14 | Powers Regulators Company | Ambient temperature control system |
US4036433A (en) * | 1975-11-06 | 1977-07-19 | Robertshaw Controls Company | Thermally operated control device and method of making the same |
US4066090A (en) * | 1976-03-26 | 1978-01-03 | Echo Co., Ltd. | Water cock with non-freezing valve |
-
1980
- 1980-01-28 US US06/116,368 patent/US4296770A/en not_active Expired - Lifetime
-
1981
- 1981-01-21 AU AU66399/81A patent/AU542247B2/en not_active Ceased
- 1981-01-26 IT IT19326/81A patent/IT1135176B/it active
- 1981-01-27 ES ES498828A patent/ES498828A0/es active Granted
- 1981-01-28 JP JP1147681A patent/JPS56120869A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4296770A (en) | 1981-10-27 |
AU6639981A (en) | 1981-08-06 |
ES8203483A1 (es) | 1982-04-01 |
ES498828A0 (es) | 1982-04-01 |
IT1135176B (it) | 1986-08-20 |
JPS56120869A (en) | 1981-09-22 |
AU542247B2 (en) | 1985-02-14 |
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