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AU583510B2 - A control circuit - Google Patents
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AU583510B2 - A control circuit - Google Patents

A control circuit

Info

Publication number
AU583510B2
AU583510B2 AU43224/85A AU4322485A AU583510B2 AU 583510 B2 AU583510 B2 AU 583510B2 AU 43224/85 A AU43224/85 A AU 43224/85A AU 4322485 A AU4322485 A AU 4322485A AU 583510 B2 AU583510 B2 AU 583510B2
Authority
AU
Australia
Prior art keywords
control circuit
circuit
control
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
AU43224/85A
Other versions
AU4322485A (en
AU583510C (en
Inventor
Graeme Philip Henderson
John Van De Vreede
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.)
Rheem Australia Pty Ltd
Original Assignee
Rheem Australia Pty Ltd
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 Rheem Australia Pty Ltd filed Critical Rheem Australia Pty Ltd
Priority to AU43224/85A priority Critical patent/AU583510C/en
Priority claimed from AU43224/85A external-priority patent/AU583510C/en
Priority to GB08514116A priority patent/GB2160681B/en
Publication of AU4322485A publication Critical patent/AU4322485A/en
Publication of AU583510B2 publication Critical patent/AU583510B2/en
Application granted granted Critical
Publication of AU583510C publication Critical patent/AU583510C/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A47J31/00—Apparatus for making beverages
    • A47J31/44—Parts or details or accessories of beverage-making apparatus
    • A47J31/54—Water boiling vessels in beverage making machines
    • A47J31/56—Water boiling vessels in beverage making machines having water-level controls; having temperature controls
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G05D23/1909—Control of temperature characterised by the use of electric means using an analogue comparing device whose output amplitude can only take two discrete values
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Food Science & Technology (AREA)
AU43224/85A 1984-06-08 1985-05-31 A control circuit Expired AU583510C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU43224/85A AU583510C (en) 1984-06-08 1985-05-31 A control circuit
GB08514116A GB2160681B (en) 1984-06-08 1985-06-04 Control circuit for water heater

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPG5431 1984-06-08
AU43224/85A AU583510C (en) 1984-06-08 1985-05-31 A control circuit

Publications (3)

Publication Number Publication Date
AU4322485A AU4322485A (en) 1985-12-12
AU583510B2 true AU583510B2 (en) 1989-05-04
AU583510C AU583510C (en) 1991-02-21

Family

ID=

Also Published As

Publication number Publication date
AU4322485A (en) 1985-12-12

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