FR577753A - Improvements to electrical relays - Google Patents

Improvements to electrical relays

Info

Publication number
FR577753A
FR577753A FR577753DA FR577753A FR 577753 A FR577753 A FR 577753A FR 577753D A FR577753D A FR 577753DA FR 577753 A FR577753 A FR 577753A
Authority
FR
France
Prior art keywords
electrical relays
relays
electrical
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.)
Nalder Brothers & Thompson Ltd
A Reyrolle and Co Ltd
Original Assignee
Nalder Brothers & Thompson Ltd
A Reyrolle and 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 Nalder Brothers & Thompson Ltd, A Reyrolle and Co Ltd filed Critical Nalder Brothers & Thompson Ltd
Application granted granted Critical
Publication of FR577753A publication Critical patent/FR577753A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/44—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay
    • H01H71/446—Automatic release mechanisms with or without manual release having means for introducing a predetermined time delay making use of an inertia mass
FR577753D 1923-11-01 1924-02-25 Improvements to electrical relays Expired FR577753A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2742723A GB228265A (en) 1923-11-01 1923-11-01 Improvements in or relating to electric relays

Publications (1)

Publication Number Publication Date
FR577753A true FR577753A (en) 1924-09-10

Family

ID=10259401

Family Applications (1)

Application Number Title Priority Date Filing Date
FR577753D Expired FR577753A (en) 1923-11-01 1924-02-25 Improvements to electrical relays

Country Status (2)

Country Link
FR (1) FR577753A (en)
GB (1) GB228265A (en)

Also Published As

Publication number Publication date
GB228265A (en) 1925-02-02

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