DE3789860D1 - Elektrischer Schalter mit zwei Ansprechbedingungen. - Google Patents
Elektrischer Schalter mit zwei Ansprechbedingungen.Info
- Publication number
- DE3789860D1 DE3789860D1 DE3789860T DE3789860T DE3789860D1 DE 3789860 D1 DE3789860 D1 DE 3789860D1 DE 3789860 T DE3789860 T DE 3789860T DE 3789860 T DE3789860 T DE 3789860T DE 3789860 D1 DE3789860 D1 DE 3789860D1
- Authority
- DE
- Germany
- Prior art keywords
- electrical switch
- response conditions
- response
- conditions
- switch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/34—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
- H01H5/04—Energy stored by deformation of elastic members
- H01H5/30—Energy stored by deformation of elastic members by buckling of disc springs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/24—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow
- H01H35/26—Details
- H01H35/2657—Details with different switches operated at substantially different pressures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H37/00—Thermally-actuated switches
- H01H37/02—Details
- H01H37/32—Thermally-sensitive members
- H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
- H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US94643886A | 1986-12-23 | 1986-12-23 | |
US07/114,487 US4757165A (en) | 1986-12-23 | 1987-10-28 | Dual condition responsive electrical switch |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3789860D1 true DE3789860D1 (de) | 1994-06-23 |
DE3789860T2 DE3789860T2 (de) | 1994-09-01 |
Family
ID=26812248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3789860T Expired - Fee Related DE3789860T2 (de) | 1986-12-23 | 1987-12-23 | Elektrischer Schalter mit zwei Ansprechbedingungen. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4757165A (de) |
EP (1) | EP0272934B1 (de) |
JP (1) | JP2817895B2 (de) |
DE (1) | DE3789860T2 (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07101583B2 (ja) * | 1987-07-02 | 1995-11-01 | 株式会社不二工機製作所 | 二動作形圧力スイッチ |
JPH07114094B2 (ja) * | 1987-07-23 | 1995-12-06 | 株式会社不二工機製作所 | 三動作形圧力スイッチ |
US5049708A (en) * | 1990-05-25 | 1991-09-17 | Baker Gary A | Normally closed pressure responsive switch |
US5092124A (en) * | 1990-12-21 | 1992-03-03 | Texas Instruments Incorporated | Condition-responsive snap-acting member, device and method of making |
US5121094A (en) * | 1991-02-26 | 1992-06-09 | Texas Instruments Incorporated | Dual condition responsive switch apparatus |
JPH04312727A (ja) * | 1991-02-26 | 1992-11-04 | Texas Instr Inc <Ti> | 電気スイッチ |
US5149927A (en) * | 1991-04-05 | 1992-09-22 | Eaton Corporation | Binary action pressure switch |
US5198631A (en) * | 1991-09-11 | 1993-03-30 | General Electric Company | Pressure responsive control device |
US5189269A (en) * | 1992-04-10 | 1993-02-23 | Eaton Corporation | Fluid pressure switch having a Belleville washer |
US5233142A (en) * | 1992-04-30 | 1993-08-03 | Itt Corporation | Snap action electrical switching mechanism with dual set points |
JP2603004Y2 (ja) * | 1992-12-25 | 2000-02-14 | カルソニックツインティー株式会社 | 高圧・低圧切替用スイッチ |
US5508483A (en) * | 1995-03-24 | 1996-04-16 | Texas Instruments Incorporated | High pressure switch apparatus |
US5808255A (en) * | 1996-07-22 | 1998-09-15 | Texas Instruments Incorporated | Fluid pressure responsive electric switch |
US5814779A (en) * | 1996-10-01 | 1998-09-29 | Texas Instruments Incorporated | Fluid pressure responsive electric switch |
US6737952B2 (en) * | 2001-12-04 | 2004-05-18 | Texas Instruments Incorporated | Combined pressure responsive electrical switch and temperature sensor device |
US7348509B2 (en) * | 2006-03-29 | 2008-03-25 | Micro Pneumatic Logic, Inc. | High pressure switch with isolated contacts |
US20080055038A1 (en) * | 2006-08-31 | 2008-03-06 | Honeywell International Inc. | Thermal switch strike pin |
WO2008145150A1 (en) * | 2007-05-29 | 2008-12-04 | Norgren Gmbh | Pressure switch with an integrated diaphragm and switch |
ATE489718T1 (de) * | 2008-03-19 | 2010-12-15 | Euroswitch Srl | Druck-und thermoschalter |
US9251982B2 (en) * | 2010-08-03 | 2016-02-02 | Halliburton Energy Services, Inc. | Safety switch for well operations |
DE102019112581B4 (de) * | 2019-05-14 | 2020-12-17 | Marcel P. HOFSAESS | Temperaturabhängiger Schalter |
RU2739215C1 (ru) * | 2020-03-16 | 2020-12-22 | Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" (Госкорпорация "Росатом") | Датчик смены среды |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4400601A (en) * | 1981-09-01 | 1983-08-23 | General Motors Corporation | Combination switch and valve device |
US4458117A (en) * | 1982-08-25 | 1984-07-03 | General Electric Company | Control device and methods of operating such |
US4581509A (en) * | 1984-07-20 | 1986-04-08 | Texas Instruments Incorporated | Features of a condition responsive switch |
JPH0110831Y2 (de) * | 1985-01-30 | 1989-03-29 | ||
US4591677A (en) * | 1985-02-07 | 1986-05-27 | Tgk Company, Limited | Three-function pressure switch |
-
1987
- 1987-10-28 US US07/114,487 patent/US4757165A/en not_active Expired - Lifetime
- 1987-12-22 JP JP62325111A patent/JP2817895B2/ja not_active Expired - Fee Related
- 1987-12-23 DE DE3789860T patent/DE3789860T2/de not_active Expired - Fee Related
- 1987-12-23 EP EP87311394A patent/EP0272934B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0272934A3 (en) | 1989-12-20 |
JP2817895B2 (ja) | 1998-10-30 |
EP0272934A2 (de) | 1988-06-29 |
DE3789860T2 (de) | 1994-09-01 |
US4757165A (en) | 1988-07-12 |
JPS63239748A (ja) | 1988-10-05 |
EP0272934B1 (de) | 1994-05-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |