DE68921358T2 - Auf Druck ansprechendes Schaltgerät mit verbesserter Lebensdauer und vergrösserter Toleranz für die Positionierung der Schaltmembran. - Google Patents
Auf Druck ansprechendes Schaltgerät mit verbesserter Lebensdauer und vergrösserter Toleranz für die Positionierung der Schaltmembran.Info
- Publication number
- DE68921358T2 DE68921358T2 DE68921358T DE68921358T DE68921358T2 DE 68921358 T2 DE68921358 T2 DE 68921358T2 DE 68921358 T DE68921358 T DE 68921358T DE 68921358 T DE68921358 T DE 68921358T DE 68921358 T2 DE68921358 T2 DE 68921358T2
- Authority
- DE
- Germany
- Prior art keywords
- switchgear
- responds
- positioning
- pressure
- service life
- 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
- H01H35/346—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm in which the movable contact is formed or directly supported by the diaphragm
-
- 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
- H01H35/343—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by diaphragm by snap acting diaphragm
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/169,799 US4861953A (en) | 1988-03-18 | 1988-03-18 | Pressure switch apparatus having improved longevity and widened tolerence for location of stationary contact |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68921358D1 DE68921358D1 (de) | 1995-04-06 |
DE68921358T2 true DE68921358T2 (de) | 1995-08-17 |
Family
ID=22617227
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68921358T Expired - Fee Related DE68921358T2 (de) | 1988-03-18 | 1989-03-13 | Auf Druck ansprechendes Schaltgerät mit verbesserter Lebensdauer und vergrösserter Toleranz für die Positionierung der Schaltmembran. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4861953A (de) |
EP (1) | EP0333409B1 (de) |
JP (1) | JP2883623B2 (de) |
DE (1) | DE68921358T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5015808A (en) * | 1989-12-22 | 1991-05-14 | Texas Instruments Incorporated | Normally open pressure switch |
US5049708A (en) * | 1990-05-25 | 1991-09-17 | Baker Gary A | Normally closed pressure responsive switch |
US5473937A (en) * | 1993-05-14 | 1995-12-12 | Texas Instruments Incorporated | Temperature sensing apparatus |
US5308940A (en) * | 1993-06-08 | 1994-05-03 | Texas Instruments Incorporated | Vented pressure switch apparatus |
US5338908A (en) * | 1993-06-08 | 1994-08-16 | Texas Instruments Incorporated | Vented pressure switch apparatus |
US6064014A (en) * | 1995-06-20 | 2000-05-16 | Texas Instruments Incorporated | Pressure responsive electric switch assembly and method for making |
US5728986A (en) * | 1996-12-20 | 1998-03-17 | Eaton Corporation | Block mounting of pressure switch cartridge |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2208260A1 (de) * | 1972-02-22 | 1973-08-30 | Vdo Schindling | Druckschalter |
US4211901A (en) * | 1977-12-29 | 1980-07-08 | Bridgestone Tire Company Limited | Pressure sensing switch with conductive deflectable diaphragm |
US4220836A (en) * | 1978-12-20 | 1980-09-02 | Ranco Incorporated | Pressure responsive control unit employing snap action diaphragm |
JPS5627630U (de) * | 1979-08-08 | 1981-03-14 | ||
FR2492742A1 (fr) * | 1980-08-05 | 1982-04-30 | Dba | Capteur de pression pour pneumatiques |
JPS5959439U (ja) * | 1982-10-12 | 1984-04-18 | 三菱電機株式会社 | ダイアフラム装置 |
JPS603533U (ja) * | 1983-06-18 | 1985-01-11 | 三菱電機株式会社 | 圧力応動装置 |
US4591677A (en) * | 1985-02-07 | 1986-05-27 | Tgk Company, Limited | Three-function pressure switch |
US4758695A (en) * | 1986-09-03 | 1988-07-19 | Texas Instruments Incorporated | Automotive transmission control system and improved longevity therefor |
-
1988
- 1988-03-18 US US07/169,799 patent/US4861953A/en not_active Expired - Lifetime
-
1989
- 1989-03-10 JP JP1059505A patent/JP2883623B2/ja not_active Expired - Fee Related
- 1989-03-13 EP EP89302451A patent/EP0333409B1/de not_active Expired - Lifetime
- 1989-03-13 DE DE68921358T patent/DE68921358T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0333409B1 (de) | 1995-03-01 |
DE68921358D1 (de) | 1995-04-06 |
EP0333409A2 (de) | 1989-09-20 |
JP2883623B2 (ja) | 1999-04-19 |
US4861953A (en) | 1989-08-29 |
JPH02148527A (ja) | 1990-06-07 |
EP0333409A3 (de) | 1991-06-12 |
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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 |