NL6716726A - - Google Patents

Info

Publication number
NL6716726A
NL6716726A NL6716726A NL6716726A NL6716726A NL 6716726 A NL6716726 A NL 6716726A NL 6716726 A NL6716726 A NL 6716726A NL 6716726 A NL6716726 A NL 6716726A NL 6716726 A NL6716726 A NL 6716726A
Authority
NL
Netherlands
Application number
NL6716726A
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
Priority to GB6495/66A priority Critical patent/GB1159437A/en
Priority to US585791A priority patent/US3464047A/en
Application filed filed Critical
Priority to NL6716726A priority patent/NL6716726A/xx
Publication of NL6716726A publication Critical patent/NL6716726A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/74—Switches in which only the opening movement or only the closing movement of a contact is effected by heating or cooling
    • H01H37/76—Contact member actuated by melting of fusible material, actuated due to burning of combustible material or due to explosion of explosive material
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/008—Alarm devices
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/04—Hydraulic or pneumatic actuation of the alarm, e.g. by change of fluid pressure
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/02—Switches operated by change of position, inclination or orientation of the switch itself in relation to gravitational field
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/14—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • General Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Level Indicators Using A Float (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
NL6716726A 1965-10-15 1967-12-08 NL6716726A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB6495/66A GB1159437A (en) 1965-10-15 1965-10-15 Temperature Alarm Device
US585791A US3464047A (en) 1965-10-15 1966-10-11 Temperature-increase warning device
NL6716726A NL6716726A (en) 1965-10-15 1967-12-08

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB6495/66A GB1159437A (en) 1965-10-15 1965-10-15 Temperature Alarm Device
GB4392365 1965-10-15
NL6716726A NL6716726A (en) 1965-10-15 1967-12-08

Publications (1)

Publication Number Publication Date
NL6716726A true NL6716726A (en) 1969-06-10

Family

ID=27254850

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6716726A NL6716726A (en) 1965-10-15 1967-12-08

Country Status (3)

Country Link
US (1) US3464047A (en)
GB (1) GB1159437A (en)
NL (1) NL6716726A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1330102A (en) * 1970-01-12 1973-09-12 Toyo Kogyo Co Thermally operated actuator devices
US3828293A (en) * 1972-12-26 1974-08-06 D Cronin Temperature dependant start switch
FR2645268B1 (en) * 1989-04-03 1991-07-12 Toupin Joseph DEVICE FOR DETECTING THE CROSSING OF A TEMPERATURE THRESHOLD

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1475313A (en) * 1920-09-24 1923-11-27 Allen G Newhard Circuit controller
US2453851A (en) * 1945-08-10 1948-11-16 Penn Electric Switch Co Thermostatic power element
DE1141000B (en) * 1960-10-11 1962-12-13 Fritz Zuckschwerdt Electrical switch operated by permanent magnets

Also Published As

Publication number Publication date
GB1159437A (en) 1969-07-23
US3464047A (en) 1969-08-26

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