GB2040572B - Switch units for electric immersion heaters - Google Patents

Switch units for electric immersion heaters

Info

Publication number
GB2040572B
GB2040572B GB7901395A GB7901395A GB2040572B GB 2040572 B GB2040572 B GB 2040572B GB 7901395 A GB7901395 A GB 7901395A GB 7901395 A GB7901395 A GB 7901395A GB 2040572 B GB2040572 B GB 2040572B
Authority
GB
United Kingdom
Prior art keywords
switch units
immersion heaters
electric immersion
electric
heaters
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
GB7901395A
Other versions
GB2040572A (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to GB7901395A priority Critical patent/GB2040572B/en
Priority to ZA00800143A priority patent/ZA80143B/en
Priority to AU54560/80A priority patent/AU532589B2/en
Priority to NZ192595A priority patent/NZ192595A/en
Priority to DE19803001138 priority patent/DE3001138A1/en
Priority to IE68/80A priority patent/IE49138B1/en
Priority to FR8000786A priority patent/FR2446575A1/en
Priority to CA000343707A priority patent/CA1139809A/en
Publication of GB2040572A publication Critical patent/GB2040572A/en
Application granted granted Critical
Publication of GB2040572B publication Critical patent/GB2040572B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J27/00—Cooking-vessels
    • A47J27/21—Water-boiling vessels, e.g. kettles
    • A47J27/21008—Water-boiling vessels, e.g. kettles electrically heated
    • A47J27/21058—Control devices to avoid overheating, i.e. "dry" boiling, or to detect boiling of the water
    • A47J27/21108—Control devices to avoid overheating, i.e. "dry" boiling, or to detect boiling of the water using a bimetallic element
    • A47J27/21116—Control devices to avoid overheating, i.e. "dry" boiling, or to detect boiling of the water using a bimetallic element specially adapted for detecting boiling of the water
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H37/00—Thermally-actuated switches
    • H01H37/02—Details
    • H01H37/32—Thermally-sensitive members
    • H01H37/52—Thermally-sensitive members actuated due to deflection of bimetallic element
    • H01H37/54—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting
    • H01H2037/5472—Thermally-sensitive members actuated due to deflection of bimetallic element wherein the bimetallic element is inherently snap acting having an omega form, e.g. the bimetallic snap element having a ring shape with a central tongue

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Thermally Actuated Switches (AREA)
  • Baking, Grill, Roasting (AREA)
  • Cookers (AREA)
GB7901395A 1979-01-15 1979-01-15 Switch units for electric immersion heaters Expired GB2040572B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB7901395A GB2040572B (en) 1979-01-15 1979-01-15 Switch units for electric immersion heaters
ZA00800143A ZA80143B (en) 1979-01-15 1980-01-10 Switch units for electric immersion heaters
AU54560/80A AU532589B2 (en) 1979-01-15 1980-01-11 Thermal switch with bimetallic actuator
DE19803001138 DE3001138A1 (en) 1979-01-15 1980-01-14 SWITCH FOR ELECTRIC SUBMERSIBLE HEATING ELEMENTS
NZ192595A NZ192595A (en) 1979-01-15 1980-01-14 Immersion heater bimetallic switch unit steam sensitive
IE68/80A IE49138B1 (en) 1979-01-15 1980-01-14 Switch units for electric immersion heaters
FR8000786A FR2446575A1 (en) 1979-01-15 1980-01-15 SWITCHING UNIT, ESPECIALLY FOR CULINARY LIQUID HEATING CONTAINERS
CA000343707A CA1139809A (en) 1979-01-15 1980-01-15 Switch units for electric immersion heaters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7901395A GB2040572B (en) 1979-01-15 1979-01-15 Switch units for electric immersion heaters

Publications (2)

Publication Number Publication Date
GB2040572A GB2040572A (en) 1980-08-28
GB2040572B true GB2040572B (en) 1983-08-17

Family

ID=10502528

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7901395A Expired GB2040572B (en) 1979-01-15 1979-01-15 Switch units for electric immersion heaters

Country Status (8)

Country Link
AU (1) AU532589B2 (en)
CA (1) CA1139809A (en)
DE (1) DE3001138A1 (en)
FR (1) FR2446575A1 (en)
GB (1) GB2040572B (en)
IE (1) IE49138B1 (en)
NZ (1) NZ192595A (en)
ZA (1) ZA80143B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE52402B1 (en) * 1980-12-19 1987-10-14 Haden D H Ltd Improvements relating to vessels for heating liquids
US4510375A (en) * 1981-05-28 1985-04-09 Ti Russell Hobbs Limited Electric immersion heater assembly for liquid heating appliances
GB8803550D0 (en) * 1988-02-16 1988-03-16 Strix Ltd Electrical contact
FR2679318B1 (en) * 1991-07-19 1996-07-12 Seb Sa WATER HEATING APPARATUS, ESPECIALLY KETTLE, COMPRISING A SUPPLY CONTROL AND BREAKING DEVICE.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2198719B1 (en) * 1972-09-11 1976-05-21 Hobbs R Ltd
GB1470367A (en) * 1974-07-02 1977-04-14 Taylor J Electric immersion heaters
DD123030A5 (en) * 1974-12-12 1976-11-12 John C Taylor ON THE HEAT-RESPONSIBLE SCHNAPP-BETAETIGUNGSORGAN

Also Published As

Publication number Publication date
DE3001138A1 (en) 1980-07-24
ZA80143B (en) 1981-07-29
IE800068L (en) 1980-07-15
IE49138B1 (en) 1985-08-07
GB2040572A (en) 1980-08-28
FR2446575A1 (en) 1980-08-08
NZ192595A (en) 1982-11-23
CA1139809A (en) 1983-01-18
AU5456080A (en) 1980-07-24
AU532589B2 (en) 1983-10-06

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960115