FR932451A - Perfectionnements aux dispositifs de commande et de protection pour appareils électriques - Google Patents

Perfectionnements aux dispositifs de commande et de protection pour appareils électriques

Info

Publication number
FR932451A
FR932451A FR932451DA FR932451A FR 932451 A FR932451 A FR 932451A FR 932451D A FR932451D A FR 932451DA FR 932451 A FR932451 A FR 932451A
Authority
FR
France
Prior art keywords
devices
control
protection
electrical
electrical devices
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)
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.)
A Reyrolle and Co Ltd
Original Assignee
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 A Reyrolle and Co Ltd filed Critical A Reyrolle and Co Ltd
Application granted granted Critical
Publication of FR932451A publication Critical patent/FR932451A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/005—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for remote controlled apparatus; for lines connecting such apparatus
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B2220/00—General furniture construction, e.g. fittings
    • A47B2220/11—Tripod parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B12/00—Jointing of furniture or the like, e.g. hidden from exterior
    • F16B12/44—Leg joints; Corner joints
    • F16B2012/443—Leg joints; Corner joints with two-dimensional corner element, the legs thereof being inserted in hollow frame members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B12/00—Jointing of furniture or the like, e.g. hidden from exterior
    • F16B12/44—Leg joints; Corner joints
    • F16B2012/446—Leg joints; Corner joints with three-dimensional corner element, the legs thereof being inserted in hollow frame members
FR932451D 1941-05-26 1946-08-20 Perfectionnements aux dispositifs de commande et de protection pour appareils électriques Expired FR932451A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB673441A GB549679A (en) 1941-05-26 1941-05-26 Improvements in or relating to control and protective systems for electrical apparatus

Publications (1)

Publication Number Publication Date
FR932451A true FR932451A (fr) 1948-03-23

Family

ID=37872326

Family Applications (1)

Application Number Title Priority Date Filing Date
FR932451D Expired FR932451A (fr) 1941-05-26 1946-08-20 Perfectionnements aux dispositifs de commande et de protection pour appareils électriques

Country Status (3)

Country Link
FR (1) FR932451A (zh)
GB (1) GB549679A (zh)
NL (1) NL67422C (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2974261A (en) * 1957-09-24 1961-03-07 Lacheur Angus Guild Le Intrinsically safe switching system
GB2128047B (en) * 1982-10-05 1986-10-08 Northern Eng Ind Earth leakage monitor & earth proving apparatus

Also Published As

Publication number Publication date
NL67422C (zh) 1951-02-15
GB549679A (en) 1942-12-02

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