CA944796A - Temperature responsive circuit control instrument - Google Patents

Temperature responsive circuit control instrument

Info

Publication number
CA944796A
CA944796A CA124,832A CA124832A CA944796A CA 944796 A CA944796 A CA 944796A CA 124832 A CA124832 A CA 124832A CA 944796 A CA944796 A CA 944796A
Authority
CA
Canada
Prior art keywords
circuit control
control instrument
temperature responsive
responsive circuit
instrument
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
CA124,832A
Other versions
CA124832S (en
Inventor
Italo D. Domenico
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.)
Qualitrol Co LLC
Original Assignee
Qualitrol Co LLC
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 Qualitrol Co LLC filed Critical Qualitrol Co LLC
Application granted granted Critical
Publication of CA944796A publication Critical patent/CA944796A/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
    • H01H35/2657—Details with different switches operated at substantially different pressures
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K3/00—Thermometers giving results other than momentary value of temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/54—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand the operating part having at least five or an unspecified number of operative positions
    • H01H19/60—Angularly-movable actuating part carrying no contacts
    • H01H19/62—Contacts actuated by radial cams
    • H01H19/623—Adjustable cams
    • 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
    • H01H35/2635—Means for adjustment of "ON" or "OFF" operating pressure by adjustment of a motion transmitting system
CA124,832A 1970-11-03 1971-10-08 Temperature responsive circuit control instrument Expired CA944796A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8640470A 1970-11-03 1970-11-03

Publications (1)

Publication Number Publication Date
CA944796A true CA944796A (en) 1974-04-02

Family

ID=22198347

Family Applications (1)

Application Number Title Priority Date Filing Date
CA124,832A Expired CA944796A (en) 1970-11-03 1971-10-08 Temperature responsive circuit control instrument

Country Status (4)

Country Link
US (1) US3656078A (en)
CA (1) CA944796A (en)
DE (1) DE7141348U (en)
GB (1) GB1331171A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4396301A (en) * 1981-07-15 1983-08-02 Thiokol Corporation Sensing device for detecting changes in variable quantities
US8504216B2 (en) 2010-11-22 2013-08-06 General Electric Company DSM enabling of electro mechanically controlled refrigeration systems
US8185252B2 (en) * 2010-11-22 2012-05-22 General Electric Company DSM enabling of electro mechanically controlled refrigeration systems
US20120047921A1 (en) 2010-11-22 2012-03-01 General Electric Company Dsm enabling of electro mechanically controlled refrigeration systems

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2764649A (en) * 1955-01-26 1956-09-25 Richard H Lehde Timing device
US2846546A (en) * 1957-04-01 1958-08-05 Fouw Max De Air-conditioning-apparatus control-device
US3276260A (en) * 1964-02-19 1966-10-04 Weiler Fritz Temperature control gauge
US3304395A (en) * 1965-07-29 1967-02-14 Gen Electric Condition responsive electric switch mechanism
US3451026A (en) * 1967-07-03 1969-06-17 Qualitrol Corp Remote indicating thermometer circuit control device

Also Published As

Publication number Publication date
GB1331171A (en) 1973-09-26
US3656078A (en) 1972-04-11
DE7141348U (en) 1972-02-03

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