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DE1245481B - Metal carbon brushes for electrical machines - Google Patents

Metal carbon brushes for electrical machines

Info

Publication number
DE1245481B
DE1245481B DE1964SC035805 DESC035805A DE1245481B DE 1245481 B DE1245481 B DE 1245481B DE 1964SC035805 DE1964SC035805 DE 1964SC035805 DE SC035805 A DESC035805 A DE SC035805A DE 1245481 B DE1245481 B DE 1245481B
Authority
DE
Germany
Prior art keywords
electrical machines
mixture
metal carbon
powder
lead
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
DE1964SC035805
Other languages
German (de)
Inventor
Dr Rer Nat Gerd Hinrichs
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.)
Schunk and Ebe GmbH
Original Assignee
Schunk and Ebe GmbH
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 Schunk and Ebe GmbH filed Critical Schunk and Ebe GmbH
Priority to DE1964SC035805 priority Critical patent/DE1245481B/en
Publication of DE1245481B publication Critical patent/DE1245481B/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R39/00—Rotary current collectors, distributors or interrupters
    • H01R39/02—Details for dynamo electric machines
    • H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
    • H01R39/20—Contacts for co-operation with commutator or slip-ring, e.g. contact brush characterised by the material thereof
    • H01R39/22—Contacts for co-operation with commutator or slip-ring, e.g. contact brush characterised by the material thereof incorporating lubricating or polishing ingredient

Landscapes

  • Motor Or Generator Current Collectors (AREA)

Description

In Betracht gezogene Druckschriften:
Deutsche Patentschrift Nr. 97 141;
britische Patentschrift Nr. 641 937;
USA.-Patentschrift Nr. 1 541 609.Considered publications:
German Patent No. 97 141;
British Patent No. 641,937;
U.S. Patent No. 1,541,609.

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

709 618/197 7.67 © Bundesdruckerei Berlin709 618/197 7.67 © Bundesdruckerei Berlin

Claims (3)

Patentansprüche:Patent claims: 1. Metallkohlebürste für elektrische Maschinen aus einer Mischung von 60 bis 90% Kupferpulver sowie Kohle- oder Graphitpulver und Bleioder Bleioxydpulver, dadurch gekennzeichnet, daß diese Mischung noch einen Zusatz bis zu 3 Gewichtsprozent Antimon enthält.1. Metal carbon brush for electrical machines made from a mixture of 60 to 90% copper powder as well as carbon or graphite powder and lead or lead oxide powder, characterized in that that this mixture still contains an additive of up to 3 percent by weight of antimony. 2. Metallkohlebürste für elektrische Maschinen aus einer Mischung von etwa 60 bis 90 % Kupferpulver sowie Kohle- oder Graphitpulver, Bleioder Bleioxydpulver und Zinn, dadurch gekennzeichnet, daß diese Mischung bis zu 3 Gewichtsprozent Zinn enthält.2. Metal carbon brush for electrical machines made from a mixture of about 60 to 90% copper powder as well as carbon or graphite powder, lead or lead oxide powder and tin, characterized in that that this mixture contains up to 3 percent by weight of tin. 3. Metallkohlebürste nach Anspruch 1 oder 2, dadurch gekenzeichnet, daß der Mischung der Antimon- oder Zinnzusatz in Form eines hochbleihaltigen Vorlegierungspulvers zugesetzt ist. , 3. Metallic carbon brush according to claim 1 or 2, characterized in that the mixture of Antimony or tin additive is added in the form of a high-lead pre-alloy powder. ,
DE1964SC035805 1964-09-19 1964-09-19 Metal carbon brushes for electrical machines Pending DE1245481B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE1964SC035805 DE1245481B (en) 1964-09-19 1964-09-19 Metal carbon brushes for electrical machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1964SC035805 DE1245481B (en) 1964-09-19 1964-09-19 Metal carbon brushes for electrical machines

Publications (1)

Publication Number Publication Date
DE1245481B true DE1245481B (en) 1967-07-27

Family

ID=7433629

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1964SC035805 Pending DE1245481B (en) 1964-09-19 1964-09-19 Metal carbon brushes for electrical machines

Country Status (1)

Country Link
DE (1) DE1245481B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3116657A1 (en) * 1981-04-27 1983-01-27 Siemens AG, 1000 Berlin und 8000 München COMPOSITE FOR ELECTRICAL CONTACTS AND METHOD FOR THE PRODUCTION THEREOF

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE97141C (en) *
US1541609A (en) * 1924-06-14 1925-06-09 Us Graphite Company Contact brush for electric motors and generators
GB641937A (en) * 1946-09-10 1950-08-23 Lorraine Carbone Improvements in or relating to electrical contact brushes and methods for producing them

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE97141C (en) *
US1541609A (en) * 1924-06-14 1925-06-09 Us Graphite Company Contact brush for electric motors and generators
GB641937A (en) * 1946-09-10 1950-08-23 Lorraine Carbone Improvements in or relating to electrical contact brushes and methods for producing them

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3116657A1 (en) * 1981-04-27 1983-01-27 Siemens AG, 1000 Berlin und 8000 München COMPOSITE FOR ELECTRICAL CONTACTS AND METHOD FOR THE PRODUCTION THEREOF

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