CA1137530A - Vacuum switch - Google Patents

Vacuum switch

Info

Publication number
CA1137530A
CA1137530A CA000367104A CA367104A CA1137530A CA 1137530 A CA1137530 A CA 1137530A CA 000367104 A CA000367104 A CA 000367104A CA 367104 A CA367104 A CA 367104A CA 1137530 A CA1137530 A CA 1137530A
Authority
CA
Canada
Prior art keywords
switch
actuator
vacuum
spring
force
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
Application number
CA000367104A
Other languages
English (en)
French (fr)
Inventor
Panagiotis K. Mandellos
Richard L. Lauritsen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Singer Co
Original Assignee
Singer Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Singer Co filed Critical Singer Co
Application granted granted Critical
Publication of CA1137530A publication Critical patent/CA1137530A/en
Expired legal-status Critical Current

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
    • H01H35/26—Details
    • H01H35/2607—Means for adjustment of "ON" or "OFF" operating pressure
    • H01H35/2614—Means for adjustment of "ON" or "OFF" operating pressure by varying the bias on the pressure sensitive element

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Mechanisms For Operating Contacts (AREA)
CA000367104A 1980-01-30 1980-12-18 Vacuum switch Expired CA1137530A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/116,860 US4297552A (en) 1980-01-30 1980-01-30 Vacuum switch
US116,860 1980-01-30

Publications (1)

Publication Number Publication Date
CA1137530A true CA1137530A (en) 1982-12-14

Family

ID=22369678

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000367104A Expired CA1137530A (en) 1980-01-30 1980-12-18 Vacuum switch

Country Status (6)

Country Link
US (1) US4297552A (US07902200-20110308-C00004.png)
JP (1) JPS56145623A (US07902200-20110308-C00004.png)
CA (1) CA1137530A (US07902200-20110308-C00004.png)
DE (1) DE3043658A1 (US07902200-20110308-C00004.png)
ES (1) ES8107412A1 (US07902200-20110308-C00004.png)
FR (1) FR2474756A1 (US07902200-20110308-C00004.png)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4356365A (en) * 1980-10-24 1982-10-26 Edison International, Inc. Air operated DC switch
US4443671A (en) * 1981-12-28 1984-04-17 Brunswick Corporation Flow sensor
US4456801A (en) * 1982-03-08 1984-06-26 The Singer Company Pressure switch
CA1279684C (en) * 1984-10-02 1991-01-29 Takahiro Sakakino Pressure sensitive switch
US4752658A (en) * 1987-06-22 1988-06-21 Caterpillar Inc. Pressure checked electrical pressure switch
US5252792A (en) * 1989-05-12 1993-10-12 Eaton Corporation Subassembly for a pressure switch
US5004873A (en) * 1989-09-20 1991-04-02 Eaton Corporation Plural set point pressure responsive switching apparatus utilizing a single pressure sensing driver element
US5565666A (en) * 1995-03-31 1996-10-15 Johnson Service Company Trip free manual reset switch using an m-blade
US6346681B1 (en) 1995-09-28 2002-02-12 Ronald S. Joyce Pressure switch
US5941371A (en) * 1998-06-18 1999-08-24 Johnson Controls Technology, Inc. Electrical switch with latching manual/automatic reset
US5950811A (en) * 1998-06-18 1999-09-14 Johnson Controls Technology Co. Electrical switch with user selectable manual/automatic reset
US6384337B1 (en) 2000-06-23 2002-05-07 Commscope Properties, Llc Shielded coaxial cable and method of making same
US6596951B1 (en) * 2002-05-17 2003-07-22 Sherwood-Templeton Coal Company, Inc. Snap disc pressure switch
WO2006090447A1 (ja) * 2005-02-23 2006-08-31 Yamatake Corporation スナップアクション機構及びそれを用いた圧力スイッチ
US7348509B2 (en) * 2006-03-29 2008-03-25 Micro Pneumatic Logic, Inc. High pressure switch with isolated contacts
US8710386B2 (en) * 2011-02-04 2014-04-29 Sensata Technologies, Inc. Fluid pressure responsive electric switch

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2813944A (en) * 1954-11-12 1957-11-19 Carter Parts Company Pressure switch
NL293353A (US07902200-20110308-C00004.png) * 1960-07-01
US3230328A (en) * 1962-08-23 1966-01-18 Controls Co Of America Adjustable pressure switch having positive reset means
US4007344A (en) * 1975-08-12 1977-02-08 Robertshaw Controls Company Pressure operated electrical switch construction

Also Published As

Publication number Publication date
DE3043658A1 (de) 1981-08-06
ES497573A0 (es) 1981-09-16
FR2474756B3 (US07902200-20110308-C00004.png) 1982-09-03
JPS56145623A (en) 1981-11-12
US4297552A (en) 1981-10-27
FR2474756A1 (fr) 1981-07-31
ES8107412A1 (es) 1981-09-16

Similar Documents

Publication Publication Date Title
CA1137530A (en) Vacuum switch
US4368366A (en) Pneumatically operated device with valve and switch mechanisms
US4369728A (en) Air filter restriction indicating device
US9435630B2 (en) Actuator and linear position sensor assembly
CA1065933A (en) Bimetal snap disc thermostat arranged to reduce temperature calibration drift
US5121094A (en) Dual condition responsive switch apparatus
EP0089525A1 (en) Pressure switch
US5508483A (en) High pressure switch apparatus
US4754107A (en) Remotely operable master and slave switch
US4754732A (en) Low oil sensor for an internal combustion engine
US3573410A (en) Snap action pressure sensitive switch with snap disc resiliently supported between legs of a terminal
US3987266A (en) Contamination protected electrical switch, particularly automotive ignition breaker contact structure
US3344253A (en) Relay having improved armature and mobile contact assembly
US5373127A (en) High pressure responsive switch device
US2411796A (en) Pressure actuated electrical switch
US4392034A (en) Electrical switch construction
US4947544A (en) Method of manufacturing fluid pressure sensor
US4342894A (en) Electrical switch construction diaphragm seal therefor and methods of making the same
US4933517A (en) Pressure switch with reduced contact wear
US4401964A (en) Combined temperature responsive valve construction and electrical switch construction and method of making the same
US5744770A (en) Indicating apparatus for indicating a vacuum
US4469922A (en) Pressure responsive switch
US4006327A (en) Pneumatic tire pressure sensing switch
US4619286A (en) Elevation responsive automatic vehicle control system
JP2000195395A (ja) 圧力スイッチ

Legal Events

Date Code Title Description
MKEX Expiry