FR949772A - Contact électrique au mercure, de passage, pour porte - Google Patents

Contact électrique au mercure, de passage, pour porte

Info

Publication number
FR949772A
FR949772A FR949772DA FR949772A FR 949772 A FR949772 A FR 949772A FR 949772D A FR949772D A FR 949772DA FR 949772 A FR949772 A FR 949772A
Authority
FR
France
Prior art keywords
door
passage
electrical contact
contact mercury
mercury
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
English (en)
Inventor
Charles-Felicien Toussaint
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 filed Critical
Application granted granted Critical
Publication of FR949772A publication Critical patent/FR949772A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H29/00—Switches having at least one liquid contact
    • H01H29/02—Details
    • H01H29/14—Operating mechanisms adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. door switch, limit switch, floor-levelling switch of a lift
FR949772D 1947-07-21 1947-07-21 Contact électrique au mercure, de passage, pour porte Expired FR949772A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR949772T 1947-07-21

Publications (1)

Publication Number Publication Date
FR949772A true FR949772A (fr) 1949-09-08

Family

ID=9474701

Family Applications (1)

Application Number Title Priority Date Filing Date
FR949772D Expired FR949772A (fr) 1947-07-21 1947-07-21 Contact électrique au mercure, de passage, pour porte

Country Status (3)

Country Link
BE (1) BE481712A (fr)
FR (1) FR949772A (fr)
LU (1) LU28992A1 (fr)

Also Published As

Publication number Publication date
BE481712A (fr)
LU28992A1 (fr)

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