CA1024832A - Temperature indicator - Google Patents

Temperature indicator

Info

Publication number
CA1024832A
CA1024832A CA210,244A CA210244A CA1024832A CA 1024832 A CA1024832 A CA 1024832A CA 210244 A CA210244 A CA 210244A CA 1024832 A CA1024832 A CA 1024832A
Authority
CA
Canada
Prior art keywords
temperature indicator
indicator
temperature
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
CA210,244A
Other languages
French (fr)
Other versions
CA210244S (en
Inventor
Joseph E. Hughes
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
Application granted granted Critical
Publication of CA1024832A publication Critical patent/CA1024832A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/06—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using melting, freezing, or softening

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
CA210,244A 1973-09-28 1974-09-27 Temperature indicator Expired CA1024832A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4545673A GB1487182A (en) 1973-09-28 1973-09-28 Temperature indicator

Publications (1)

Publication Number Publication Date
CA1024832A true CA1024832A (en) 1978-01-24

Family

ID=10437272

Family Applications (1)

Application Number Title Priority Date Filing Date
CA210,244A Expired CA1024832A (en) 1973-09-28 1974-09-27 Temperature indicator

Country Status (4)

Country Link
CA (1) CA1024832A (en)
FR (1) FR2250431A7 (en)
GB (1) GB1487182A (en)
IT (1) IT1022497B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119511A (en) * 1982-04-28 1983-11-16 Luigi Bolla Sensor for signalling that a preselected temperature has been exceeded
ES292415Y (en) * 1986-02-20 1989-09-01 Cabrero Cabrera Santiago DEFROST DETECTOR DEVICE
GB2258918A (en) * 1991-08-19 1993-02-24 Trada Technology Limited Temperature indicators
US5685641A (en) * 1996-01-16 1997-11-11 Ribi; Hans O. Devices for rapid temperature detection
US6176197B1 (en) * 1998-11-02 2001-01-23 Volk Enterprises Inc. Temperature indicator employing color change
ES1076736Y (en) * 2012-03-06 2012-07-17 Albendea Miguel Juan Mata Food product freeze control device

Also Published As

Publication number Publication date
IT1022497B (en) 1978-03-20
FR2250431A7 (en) 1975-05-30
GB1487182A (en) 1977-09-28
AU7383974A (en) 1976-04-08

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