DE1025483B - Process for the production of spark protection chambers from asbestos cement with inserted soldering plates - Google Patents

Process for the production of spark protection chambers from asbestos cement with inserted soldering plates

Info

Publication number
DE1025483B
DE1025483B DEA28028A DEA0028028A DE1025483B DE 1025483 B DE1025483 B DE 1025483B DE A28028 A DEA28028 A DE A28028A DE A0028028 A DEA0028028 A DE A0028028A DE 1025483 B DE1025483 B DE 1025483B
Authority
DE
Germany
Prior art keywords
asbestos cement
production
spark protection
protection chambers
soldering plates
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.)
Pending
Application number
DEA28028A
Other languages
German (de)
Inventor
Dipl-Ing Paul Ziesche
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.)
ASBESTECHIEFERFABRIK BRAUNSCHW
Original Assignee
ASBESTECHIEFERFABRIK BRAUNSCHW
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 ASBESTECHIEFERFABRIK BRAUNSCHW filed Critical ASBESTECHIEFERFABRIK BRAUNSCHW
Priority to DEA28028A priority Critical patent/DE1025483B/en
Priority to DE1957A0010664 priority patent/DE1784284U/en
Publication of DE1025483B publication Critical patent/DE1025483B/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/36—Metal parts
    • H01H9/362—Mounting of plates in arc chamber

Description

In Betracht gezogene Druckschriften:Considered publications:

USA.-Patentschriften Nr. 2 734 970, 2 575 730, 551 822.U.S. Patent Nos. 2,734,970, 2,575,730, 551,822.

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims (1)

PATENTANSPRUCH:PATENT CLAIM: Verfahren zur Herstellung von Funkenschutzkammern aus Asbestzement, dadurch gekennzeichnet, daß man die mit seitlichen Vorsprüngen (A) versehenen Löschbleche (3) in ihrer endgültigen Stellung zueinander in einen Kern einsetzt und dann um diesen Kern herum die Asbestzementmasse formt, worauf der Kern aus der Asbestzemetnmasse herausgezogen wird.Process for producing spark protection chambers from asbestos cement, characterized in that the extinguishing plates (3) provided with lateral projections (A) are inserted into a core in their final position relative to one another and the asbestos cement mass is then formed around this core, whereupon the core is made from the asbestos cement mass is pulled out.
DEA28028A 1957-10-03 1957-10-03 Process for the production of spark protection chambers from asbestos cement with inserted soldering plates Pending DE1025483B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DEA28028A DE1025483B (en) 1957-10-03 1957-10-03 Process for the production of spark protection chambers from asbestos cement with inserted soldering plates
DE1957A0010664 DE1784284U (en) 1957-10-03 1957-10-03 ASBESTOS CEMENT SPARK PROTECTION CHAMBER.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA28028A DE1025483B (en) 1957-10-03 1957-10-03 Process for the production of spark protection chambers from asbestos cement with inserted soldering plates

Publications (1)

Publication Number Publication Date
DE1025483B true DE1025483B (en) 1958-03-06

Family

ID=6926546

Family Applications (1)

Application Number Title Priority Date Filing Date
DEA28028A Pending DE1025483B (en) 1957-10-03 1957-10-03 Process for the production of spark protection chambers from asbestos cement with inserted soldering plates

Country Status (1)

Country Link
DE (1) DE1025483B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1171050B (en) * 1962-01-29 1964-05-27 Dresden Elektroschaltgeraete Bracket for arc guide plates and deionization plates in arc chambers
DE1196750B (en) * 1962-05-21 1965-07-15 Licentia Gmbh Electrical switchgear
DE1290621B (en) * 1966-07-04 1969-03-13 Wtz Elektroapp Dresden Wissens Arc chamber for electrical contactors

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2551822A (en) * 1947-12-30 1951-05-08 Westinghouse Electric Corp Circuit interrupter arc extinguisher
US2575730A (en) * 1947-03-13 1951-11-20 Westinghouse Electric Corp Circuit breaker
US2734970A (en) * 1951-09-28 1956-02-14 Circuit interrupters

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2575730A (en) * 1947-03-13 1951-11-20 Westinghouse Electric Corp Circuit breaker
US2551822A (en) * 1947-12-30 1951-05-08 Westinghouse Electric Corp Circuit interrupter arc extinguisher
US2734970A (en) * 1951-09-28 1956-02-14 Circuit interrupters

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1171050B (en) * 1962-01-29 1964-05-27 Dresden Elektroschaltgeraete Bracket for arc guide plates and deionization plates in arc chambers
DE1196750B (en) * 1962-05-21 1965-07-15 Licentia Gmbh Electrical switchgear
DE1290621B (en) * 1966-07-04 1969-03-13 Wtz Elektroapp Dresden Wissens Arc chamber for electrical contactors

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