CA1109514A - Brush apparatus - Google Patents

Brush apparatus

Info

Publication number
CA1109514A
CA1109514A CA305,792A CA305792A CA1109514A CA 1109514 A CA1109514 A CA 1109514A CA 305792 A CA305792 A CA 305792A CA 1109514 A CA1109514 A CA 1109514A
Authority
CA
Canada
Prior art keywords
brush
contactors
biasing means
response
wear
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
CA305,792A
Other languages
English (en)
French (fr)
Inventor
Richard C. Maher
Jerome E. Buchina
Frank S. Buchwald
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.)
Caterpillar Industrial Inc
Original Assignee
Towmotor Corp
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 Towmotor Corp filed Critical Towmotor Corp
Application granted granted Critical
Publication of CA1109514A publication Critical patent/CA1109514A/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
    • H01R39/58—Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear

Landscapes

  • Motor Or Generator Current Collectors (AREA)
CA305,792A 1977-10-26 1978-06-20 Brush apparatus Expired CA1109514A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US84576477A 1977-10-26 1977-10-26
US845,764 1977-10-26

Publications (1)

Publication Number Publication Date
CA1109514A true CA1109514A (en) 1981-09-22

Family

ID=25296048

Family Applications (1)

Application Number Title Priority Date Filing Date
CA305,792A Expired CA1109514A (en) 1977-10-26 1978-06-20 Brush apparatus

Country Status (6)

Country Link
CA (1) CA1109514A (de)
DE (1) DE2846082A1 (de)
ES (1) ES474555A1 (de)
FR (1) FR2407584A1 (de)
GB (1) GB1585340A (de)
SE (1) SE7810405L (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3013758A1 (de) * 1980-04-10 1981-10-15 Kollektra Metall- und Kunststoff-Werk GmbH, 6301 Wettenberg Buersten-stromzufuehrung fuer elektrische maschinen und geraete
DE3031915A1 (de) * 1980-08-23 1982-04-08 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zum feststellen der abnutzung der kohlebuerste eines elektromotors
US4348608A (en) * 1980-09-04 1982-09-07 General Electric Co. Brush wear indicator
AU2328684A (en) * 1983-01-21 1984-07-26 Mcgraw-Edison Company Brush wear indicator circuit
DE3509299A1 (de) * 1985-03-15 1986-09-25 Heidelberger Druckmaschinen Ag, 6900 Heidelberg Einrichtung zur zustandserkennung von kohlebuersten bei antrieben, insbesondere bei antrieben an druckmaschinen
US4950933A (en) * 1989-08-03 1990-08-21 Westinghouse Electric Corp. Carbon brush holder utilizing a worn brush detector

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2691114A (en) * 1951-05-08 1954-10-05 Earl D Lykins Generator brush with condition indicator
US3423618A (en) * 1966-04-25 1969-01-21 Harnischfeger Corp Electrical machinery brush holder
US3526797A (en) * 1969-09-29 1970-09-01 Gen Electric Stabilizing spring assembly for brushholder
US3609429A (en) * 1970-02-02 1971-09-28 Harris A Thompson Brush wear indicator
US4024525A (en) * 1976-01-07 1977-05-17 Towmotor Corporation Brush wear indicator

Also Published As

Publication number Publication date
DE2846082C2 (de) 1989-08-17
GB1585340A (en) 1981-02-25
FR2407584B1 (de) 1984-03-09
ES474555A1 (es) 1979-02-16
SE7810405L (sv) 1979-04-27
DE2846082A1 (de) 1979-05-03
FR2407584A1 (fr) 1979-05-25

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Legal Events

Date Code Title Description
MKEX Expiry