FR1534423A - Proximity switch - Google Patents

Proximity switch

Info

Publication number
FR1534423A
FR1534423A FR118260A FR118260A FR1534423A FR 1534423 A FR1534423 A FR 1534423A FR 118260 A FR118260 A FR 118260A FR 118260 A FR118260 A FR 118260A FR 1534423 A FR1534423 A FR 1534423A
Authority
FR
France
Prior art keywords
proximity switch
proximity
switch
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
FR118260A
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.)
Jervis B Webb Co
Original Assignee
Jervis B Webb 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
Priority claimed from US574395A external-priority patent/US3406267A/en
Application filed by Jervis B Webb Co filed Critical Jervis B Webb Co
Priority to FR118260A priority Critical patent/FR1534423A/en
Application granted granted Critical
Publication of FR1534423A publication Critical patent/FR1534423A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H36/00—Switches actuated by change of magnetic field or of electric field, e.g. by change of relative position of magnet and switch, by shielding
    • H01H36/008—Change of magnetic field wherein the magnet and switch are fixed, e.g. by shielding or relative movements of armature
FR118260A 1966-08-23 1967-08-18 Proximity switch Expired FR1534423A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR118260A FR1534423A (en) 1966-08-23 1967-08-18 Proximity switch

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US574395A US3406267A (en) 1966-08-23 1966-08-23 Proximity switch having a magnetic shield
FR118260A FR1534423A (en) 1966-08-23 1967-08-18 Proximity switch

Publications (1)

Publication Number Publication Date
FR1534423A true FR1534423A (en) 1968-07-26

Family

ID=26178918

Family Applications (1)

Application Number Title Priority Date Filing Date
FR118260A Expired FR1534423A (en) 1966-08-23 1967-08-18 Proximity switch

Country Status (1)

Country Link
FR (1) FR1534423A (en)

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