FR657530A - Temperature indicator - Google Patents

Temperature indicator

Info

Publication number
FR657530A
FR657530A FR657530DA FR657530A FR 657530 A FR657530 A FR 657530A FR 657530D A FR657530D A FR 657530DA FR 657530 A FR657530 A FR 657530A
Authority
FR
France
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
Other languages
French (fr)
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.)
Delco Electronics LLC
Original Assignee
AC Spark Plug Co
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 AC Spark Plug Co filed Critical AC Spark Plug Co
Application granted granted Critical
Publication of FR657530A publication Critical patent/FR657530A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/01—Control of temperature without auxiliary power
    • G05D23/12—Control of temperature without auxiliary power with sensing element responsive to pressure or volume changes in a confined fluid

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
FR657530D 1927-08-17 1928-07-16 Temperature indicator Expired FR657530A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US657530XA 1927-08-17 1927-08-17

Publications (1)

Publication Number Publication Date
FR657530A true FR657530A (en) 1929-05-23

Family

ID=22064868

Family Applications (1)

Application Number Title Priority Date Filing Date
FR657530D Expired FR657530A (en) 1927-08-17 1928-07-16 Temperature indicator

Country Status (1)

Country Link
FR (1) FR657530A (en)

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