FR412771A - Appareil de projection avec lampe à incandescence - Google Patents

Appareil de projection avec lampe à incandescence

Info

Publication number
FR412771A
FR412771A FR412771A FR412771DA FR412771A FR 412771 A FR412771 A FR 412771A FR 412771 A FR412771 A FR 412771A FR 412771D A FR412771D A FR 412771DA FR 412771 A FR412771 A FR 412771A
Authority
FR
France
Prior art keywords
projection device
incandescent lamp
incandescent
lamp
projection
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
FR412771A
Other languages
English (en)
French (fr)
Inventor
Hans Hindemann
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR412771A publication Critical patent/FR412771A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
    • H01H33/76—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid wherein arc-extinguishing gas is evolved from stationary parts; Selection of material therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
    • H01H33/121—Load break switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K7/00—Lamps for purposes other than general lighting
    • H01K7/04—Lamps for purposes other than general lighting for indicating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/08—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H2033/085—Stationary parts for restricting or subdividing the arc, e.g. barrier plate using a flat arc chute, the width of arc chamber being only slightly greater then thickness of switch blade
FR412771A 1951-05-25 1910-02-18 Appareil de projection avec lampe à incandescence Expired FR412771A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEC5396A DE1053615B (de) 1951-05-25 1951-05-25 Lichtbogen-Loeschkammer fuer elektrische Schalter
DE320531X 1951-05-25

Publications (1)

Publication Number Publication Date
FR412771A true FR412771A (fr) 1910-07-22

Family

ID=25799604

Family Applications (1)

Application Number Title Priority Date Filing Date
FR412771A Expired FR412771A (fr) 1951-05-25 1910-02-18 Appareil de projection avec lampe à incandescence

Country Status (4)

Country Link
CH (2) CH120252A (enrdf_load_stackoverflow)
DE (1) DE1053615B (enrdf_load_stackoverflow)
FR (1) FR412771A (enrdf_load_stackoverflow)
NL (2) NL96095C (enrdf_load_stackoverflow)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1156470B (de) * 1959-06-11 1963-10-31 Licentia Gmbh Leistungsschalter mit Flachloeschkammer
US3056009A (en) * 1959-06-30 1962-09-25 Westinghouse Electric Corp Electric-switch construction
DE1105947B (de) * 1960-03-23 1961-05-04 Siemens Ag Elektrischer Schalter, insbesondere Lasttrennschalter
DE1175315B (de) * 1960-05-10 1964-08-06 Continental Elektro Ind Ag Lasttrennschalter
US3066209A (en) * 1960-12-08 1962-11-27 Ite Circuit Breaker Ltd Distribution side opening load break switch
DE1159538B (de) * 1961-01-21 1963-12-19 Energieversorgung Erfurt Veb Loeschkammer fuer elektrische Schalteinrichtungen
DE1143252B (de) * 1961-04-19 1963-02-07 Sachsenwerk Licht & Kraft Ag Trennschalter mit Loeschkammer-Lasttrennstelle
DE1134446B (de) * 1961-05-16 1962-08-09 Sachsenwerk Licht & Kraft Ag Kontakteinrichtung fuer elektrische Schaltgeraete
US3136874A (en) * 1961-06-28 1964-06-09 Ite Circuit Breaker Ltd Sealed arc chutes for an auxiliary interrupting blade of a circuit interrupter
DE2856670B2 (de) * 1978-12-29 1980-11-20 Concordia Sprecher-Schaltgeraete Gmbh, 7024 Filderstadt Flachlöschkammer
DE2949607A1 (de) * 1979-12-10 1981-06-11 Concordia Sprecher-Schaltgeräte GmbH, 7024 Filderstadt Flachloeschkammer
FR2628259A1 (fr) * 1988-03-01 1989-09-08 Merlin Gerin Disjoncteur electrique a autosoufflage par pistonnage ou expansion de gaz isolant

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE661809C (enrdf_load_stackoverflow) *
DE728612C (de) * 1934-10-20 1942-11-30 Siemens Ag Schalter mit Lichtbogenkammer
DE644580C (de) * 1935-02-23 1937-05-08 Frida Strauss Geb Ruppel Trennschalter mit Lichtbogenloescheinrichtung
DE671284C (de) * 1935-07-03 1939-02-03 Frida Strauss Geb Ruppel OElgefuellter, elektrischer Apparat mit Lichtbogenbildung unter OEl, insbesondere Schlter
DE681438C (de) * 1935-09-03 1939-09-22 Frida Strauss Geb Ruppel Installationsschalter mit Lichtbogenbildung
DE673883C (de) * 1936-02-10 1939-03-30 Aeg Loeschrohr fuer elektrische Gasschalter
DE661561C (de) * 1936-09-08 1938-06-21 Aeg Loeschrohr fuer elektrische Schalter
DE665376C (de) * 1937-05-29 1938-09-23 Aeg Schaltkammer fuer elektrische Gasschalter
US2160681A (en) * 1937-12-30 1939-05-30 Westinghouse Electric & Mfg Co Circuit interrupter
DE680261C (de) * 1938-03-17 1939-08-25 Aeg Loeschrohr fuer elektrische Schalter mit Lichtbogenloeschung durch Gase und Daempfe
USB223901I5 (enrdf_load_stackoverflow) * 1938-03-25
DE690443C (de) * 1938-10-13 1940-04-25 Aeg Schaltkammer fuer elektrische Gasschalter
DE690910C (de) * 1938-10-16 1940-05-10 Voigt & Haeffner Akt Ges Blaskasten fuer Luftschalter mit Lichtbogenloeschung durch magnetische Blasung
DE711654C (de) * 1938-11-06 1941-10-03 Aeg Elektrischer Stromunterbrecher mit Lichtbogenloeschung durch vom Lichtbogen selbst erzeugte Gase und Daempfe
DE725471C (de) * 1939-06-28 1942-09-23 Aeg Elektrischer Stromunterbrecher
DE708319C (de) * 1939-09-26 1941-07-17 Aeg Elektrischer Stromunterbrecher, insbesondere Gasschalter
DE726218C (de) * 1940-05-09 1942-10-08 Aeg Elektrischer Stromunterbrecher mit Lichtbogenloeschung mittels durch den Lichtbogen aus festen gasabgebenden Schaltraumwandungen erzeugtem Loeschgas
DE737461C (de) * 1941-02-27 1943-07-14 Aeg Elektrischer Stromunterbrecher, insbesondere Hochspannungsschalter
DE746525C (de) * 1941-03-09 1944-08-03 Elin Und Schorch Werke Ag Fuer Trennschalter mit isolierendem keramischem Zwischenstueck zwischen Antrieb und Trennmesser
DE874929C (de) * 1951-08-03 1953-04-27 Licentia Gmbh Elektrischer Stromunterbrecher, insbesondere Gasschalter, mit einer unter dem Einfluss der Lichtbogenwaerme loeschgasabgebenden Loeschkammer

Also Published As

Publication number Publication date
NL96095C (enrdf_load_stackoverflow) 1960-11-15
CH320531A (de) 1957-03-31
NL169844B (nl)
NL226980A (enrdf_load_stackoverflow) 1960-06-15
DE1053615B (de) 1959-03-26
CH120252A (de) 1927-05-02

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