FR820950A - Pneumatic vehicle detector - Google Patents

Pneumatic vehicle detector

Info

Publication number
FR820950A
FR820950A FR820950DA FR820950A FR 820950 A FR820950 A FR 820950A FR 820950D A FR820950D A FR 820950DA FR 820950 A FR820950 A FR 820950A
Authority
FR
France
Prior art keywords
pneumatic vehicle
vehicle detector
detector
pneumatic
vehicle
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.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
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 Automatic Telephone and Electric Co Ltd filed Critical Automatic Telephone and Electric Co Ltd
Application granted granted Critical
Publication of FR820950A publication Critical patent/FR820950A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/24—Power arrangements internal to the switch for operating the driving mechanism using pneumatic or hydraulic actuator
FR820950D 1936-04-23 1937-04-22 Pneumatic vehicle detector Expired FR820950A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB820950X 1936-04-23

Publications (1)

Publication Number Publication Date
FR820950A true FR820950A (en) 1937-11-22

Family

ID=10529430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR820950D Expired FR820950A (en) 1936-04-23 1937-04-22 Pneumatic vehicle detector

Country Status (1)

Country Link
FR (1) FR820950A (en)

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