NL7501750A - TEMPERATURE AND PRESSURE INDICATOR WITH SAFETY MECHANISM. - Google Patents

TEMPERATURE AND PRESSURE INDICATOR WITH SAFETY MECHANISM.

Info

Publication number
NL7501750A
NL7501750A NL7501750A NL7501750A NL7501750A NL 7501750 A NL7501750 A NL 7501750A NL 7501750 A NL7501750 A NL 7501750A NL 7501750 A NL7501750 A NL 7501750A NL 7501750 A NL7501750 A NL 7501750A
Authority
NL
Netherlands
Prior art keywords
temperature
safety mechanism
pressure indicator
indicator
pressure
Prior art date
Application number
NL7501750A
Other languages
Dutch (nl)
Other versions
NL165878C (en
NL165878B (en
Original Assignee
Eerste Nl Fab Manometers
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 Eerste Nl Fab Manometers filed Critical Eerste Nl Fab Manometers
Priority to NL7501750A priority Critical patent/NL165878C/en
Priority to DE19762605892 priority patent/DE2605892C2/en
Publication of NL7501750A publication Critical patent/NL7501750A/en
Publication of NL165878B publication Critical patent/NL165878B/en
Application granted granted Critical
Publication of NL165878C publication Critical patent/NL165878C/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/12—Means for adjustment of "on" or "off" operating temperature
    • H01H37/22—Means for adjustment of "on" or "off" operating temperature by adjustment of a member transmitting motion from the thermal element to contacts or latch
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K5/00—Measuring temperature based on the expansion or contraction of a material
    • G01K5/48—Measuring temperature based on the expansion or contraction of a material the material being a solid
    • G01K5/56—Measuring temperature based on the expansion or contraction of a material the material being a solid constrained so that expansion or contraction causes a deformation of the solid
    • G01K5/62—Measuring temperature based on the expansion or contraction of a material the material being a solid constrained so that expansion or contraction causes a deformation of the solid the solid body being formed of compounded strips or plates, e.g. bimetallic strip
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0026—Transmitting or indicating the displacement of flexible, deformable tubes by electric, electromechanical, magnetic or electromagnetic means
    • 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
    • H01H35/36—Switches operated by change of fluid pressure, by fluid pressure waves, or by change of fluid flow actuated by curled flexible tube, e.g. Bourdon tube
    • 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
    • H01H36/0006—Permanent magnet actuating reed switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/10—Compensation for variation of ambient temperature or pressure

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Control Of Temperature (AREA)
  • Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
NL7501750A 1975-02-14 1975-02-14 CONTROL DEVICE FOR ADJUSTING THE WATER TEMPERATURE OF A CENTRAL HEATING BOILER DEPENDING ON THE OUTDOOR TEMPERATURE. NL165878C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NL7501750A NL165878C (en) 1975-02-14 1975-02-14 CONTROL DEVICE FOR ADJUSTING THE WATER TEMPERATURE OF A CENTRAL HEATING BOILER DEPENDING ON THE OUTDOOR TEMPERATURE.
DE19762605892 DE2605892C2 (en) 1975-02-14 1976-02-13 Control device for setting the water temperature of a central heating boiler as a function of the outside temperature

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7501750A NL165878C (en) 1975-02-14 1975-02-14 CONTROL DEVICE FOR ADJUSTING THE WATER TEMPERATURE OF A CENTRAL HEATING BOILER DEPENDING ON THE OUTDOOR TEMPERATURE.

Publications (3)

Publication Number Publication Date
NL7501750A true NL7501750A (en) 1976-08-17
NL165878B NL165878B (en) 1980-12-15
NL165878C NL165878C (en) 1981-05-15

Family

ID=19823183

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7501750A NL165878C (en) 1975-02-14 1975-02-14 CONTROL DEVICE FOR ADJUSTING THE WATER TEMPERATURE OF A CENTRAL HEATING BOILER DEPENDING ON THE OUTDOOR TEMPERATURE.

Country Status (2)

Country Link
DE (1) DE2605892C2 (en)
NL (1) NL165878C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59923U (en) * 1982-06-24 1984-01-06 原　大雄 Thermometer with fire alarm
US4571580A (en) * 1983-04-29 1986-02-18 Winteler Hans R Sonic temperature warning device for lids of cooking vessels

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR678473A (en) * 1930-03-22
US1785425A (en) * 1928-01-03 1930-12-16 Fred I Raymond Apparatus for controlling heating systems
CH219187A (en) * 1940-04-26 1942-01-31 Landis & Gyr Ag Control arrangement designed for monitoring temperatures.

Also Published As

Publication number Publication date
DE2605892A1 (en) 1976-08-26
NL165878C (en) 1981-05-15
NL165878B (en) 1980-12-15
DE2605892C2 (en) 1985-05-23

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee