CA994887A - Pressure sensor device - Google Patents

Pressure sensor device

Info

Publication number
CA994887A
CA994887A CA178,856A CA178856A CA994887A CA 994887 A CA994887 A CA 994887A CA 178856 A CA178856 A CA 178856A CA 994887 A CA994887 A CA 994887A
Authority
CA
Canada
Prior art keywords
pressure sensor
sensor device
pressure
sensor
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
CA178,856A
Other languages
English (en)
Other versions
CA178856S (en
Inventor
Nikolaus A. Szeverenyi
David F. Thompson
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.)
GTE Sylvania Inc
Original Assignee
GTE Sylvania Inc
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 GTE Sylvania Inc filed Critical GTE Sylvania Inc
Application granted granted Critical
Publication of CA994887A publication Critical patent/CA994887A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H43/00—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed
    • H01H43/30—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to thermal action
    • H01H43/301—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to thermal action based on the expansion or contraction of a material
    • H01H43/302—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to thermal action based on the expansion or contraction of a material of solid bodies
    • H01H43/304—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to thermal action based on the expansion or contraction of a material of solid bodies of two bodies expanding or contracting in a different manner, e.g. bimetallic elements
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H61/00—Electrothermal relays
    • H01H61/02—Electrothermal relays wherein the thermally-sensitive member is heated indirectly, e.g. resistively, inductively

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Thermally Actuated Switches (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
CA178,856A 1972-10-02 1973-08-15 Pressure sensor device Expired CA994887A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29445772A 1972-10-02 1972-10-02

Publications (1)

Publication Number Publication Date
CA994887A true CA994887A (en) 1976-08-10

Family

ID=23133513

Family Applications (1)

Application Number Title Priority Date Filing Date
CA178,856A Expired CA994887A (en) 1972-10-02 1973-08-15 Pressure sensor device

Country Status (6)

Country Link
US (1) US3789338A (forum.php)
JP (1) JPS4974080A (forum.php)
CA (1) CA994887A (forum.php)
DE (1) DE2346228A1 (forum.php)
GB (1) GB1425774A (forum.php)
IT (1) IT993462B (forum.php)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3905233A (en) * 1974-03-26 1975-09-16 Us Army Package penetration indicating apparatus
US3878538A (en) * 1974-04-03 1975-04-15 Gte Sylvania Inc Position sensor with thermal time delay
US4749925A (en) * 1984-03-08 1988-06-07 Wilkins Earle H Well pump control
DE19637607A1 (de) * 1996-09-16 1998-03-19 Trw Fahrzeugelektrik Druckschalteinrichtung, insbesondere für die Kraftfahrzeugtechnik

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2931011A (en) * 1958-05-12 1960-03-29 Good Floyd Oil pressure safety device
US3370142A (en) * 1964-09-23 1968-02-20 Lyndon W. Burch Condition detecting control with means to enable the system to return to its first position upon a slight change of condition
US3508236A (en) * 1967-03-28 1970-04-21 Robert H Adams Fluid pressure system warning device
US3629765A (en) * 1970-05-18 1971-12-21 Gen Motors Corp Circuit breaker
US3686656A (en) * 1970-06-24 1972-08-22 Charles D Richards Sunken vessel locator
FR2112056B1 (forum.php) * 1970-08-18 1973-12-21 Peugeot & Renault

Also Published As

Publication number Publication date
US3789338A (en) 1974-01-29
JPS4974080A (forum.php) 1974-07-17
IT993462B (it) 1975-09-30
GB1425774A (en) 1976-02-18
DE2346228A1 (de) 1974-04-18

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