FR417638A - Dispositifs électriques pour amplifier les petits effets mécaniques - Google Patents

Dispositifs électriques pour amplifier les petits effets mécaniques

Info

Publication number
FR417638A
FR417638A FR417638A FR417638DA FR417638A FR 417638 A FR417638 A FR 417638A FR 417638 A FR417638 A FR 417638A FR 417638D A FR417638D A FR 417638DA FR 417638 A FR417638 A FR 417638A
Authority
FR
France
Prior art keywords
electrical devices
mechanical effects
small mechanical
amplify small
amplify
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
FR417638A
Other languages
English (en)
French (fr)
Inventor
Ernest Sydney Heurtley
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 FR417638A publication Critical patent/FR417638A/fr
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
    • H01H37/46—Thermally-sensitive members actuated due to expansion or contraction of a solid
    • H01H37/50—Thermally-sensitive members actuated due to expansion or contraction of a solid with extensible wires under tension
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
FR417638A 1909-07-28 1910-06-29 Dispositifs électriques pour amplifier les petits effets mécaniques Expired FR417638A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB417638X 1909-07-28

Publications (1)

Publication Number Publication Date
FR417638A true FR417638A (fr) 1910-11-18

Family

ID=5935715

Family Applications (1)

Application Number Title Priority Date Filing Date
FR417638A Expired FR417638A (fr) 1909-07-28 1910-06-29 Dispositifs électriques pour amplifier les petits effets mécaniques

Country Status (2)

Country Link
DE (1) DE249143C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR417638A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
DE249143C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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