FR2106645A5 - Metal-graphite compsn - brush - for electrical machines contg chrome and/or nickel - Google Patents

Metal-graphite compsn - brush - for electrical machines contg chrome and/or nickel

Info

Publication number
FR2106645A5
FR2106645A5 FR7033944A FR7033944A FR2106645A5 FR 2106645 A5 FR2106645 A5 FR 2106645A5 FR 7033944 A FR7033944 A FR 7033944A FR 7033944 A FR7033944 A FR 7033944A FR 2106645 A5 FR2106645 A5 FR 2106645A5
Authority
FR
France
Prior art keywords
graphite
brush
compsn
contg
chrome
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
FR7033944A
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.)
Mersen SA
Original Assignee
Carbone Lorraine SA
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 Carbone Lorraine SA filed Critical Carbone Lorraine SA
Priority to FR7033944A priority Critical patent/FR2106645A5/en
Priority to ES394024A priority patent/ES394024A1/en
Priority to DE19712141153 priority patent/DE2141153A1/en
Application granted granted Critical
Publication of FR2106645A5 publication Critical patent/FR2106645A5/en
Expired 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors

Landscapes

  • Motor Or Generator Current Collectors (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
  • Brushes (AREA)

Abstract

The Ni/Cr content of the finished brush is 0.3-20 wt.%. Powdered Ni and/or Cr or alloys with one ore more other metals, is/are mixed with the graphite before dry pressing followed by firing. Brush life is considerably extended compared to conventional copper-graphite-lubricant compsns.
FR7033944A 1970-09-18 1970-09-18 Metal-graphite compsn - brush - for electrical machines contg chrome and/or nickel Expired FR2106645A5 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR7033944A FR2106645A5 (en) 1970-09-18 1970-09-18 Metal-graphite compsn - brush - for electrical machines contg chrome and/or nickel
ES394024A ES394024A1 (en) 1970-09-18 1971-08-09 Improvements introduced in method of manufacturing metalographic brushes. (Machine-translation by Google Translate, not legally binding)
DE19712141153 DE2141153A1 (en) 1970-09-18 1971-08-17 Metal-graphite abrasive brush and process for its manufacture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7033944A FR2106645A5 (en) 1970-09-18 1970-09-18 Metal-graphite compsn - brush - for electrical machines contg chrome and/or nickel

Publications (1)

Publication Number Publication Date
FR2106645A5 true FR2106645A5 (en) 1972-05-05

Family

ID=9061526

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7033944A Expired FR2106645A5 (en) 1970-09-18 1970-09-18 Metal-graphite compsn - brush - for electrical machines contg chrome and/or nickel

Country Status (3)

Country Link
DE (1) DE2141153A1 (en)
ES (1) ES394024A1 (en)
FR (1) FR2106645A5 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103811969A (en) * 2012-11-12 2014-05-21 钱俊勇 Production technology for novel corrosion resistance brush
CN103811968A (en) * 2012-11-12 2014-05-21 钱俊勇 Production technology for soft brush
CN103811973A (en) * 2012-11-12 2014-05-21 钱俊勇 Production process for abrasion-resistant electric brush
CN103812291A (en) * 2012-11-12 2014-05-21 钱俊勇 Motor brush
DE102023101400A1 (en) 2023-01-20 2024-07-25 Schaeffler Technologies AG & Co. KG Grinding brush and brush module of an electrical machine

Also Published As

Publication number Publication date
ES394024A1 (en) 1974-09-01
DE2141153A1 (en) 1972-03-23

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Legal Events

Date Code Title Description
ST Notification of lapse