DE3614869C2 - - Google Patents

Info

Publication number
DE3614869C2
DE3614869C2 DE19863614869 DE3614869A DE3614869C2 DE 3614869 C2 DE3614869 C2 DE 3614869C2 DE 19863614869 DE19863614869 DE 19863614869 DE 3614869 A DE3614869 A DE 3614869A DE 3614869 C2 DE3614869 C2 DE 3614869C2
Authority
DE
Germany
Prior art keywords
varistor
rotor shaft
electrodes
motor
commutator
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 - Lifetime
Application number
DE19863614869
Other languages
German (de)
English (en)
Other versions
DE3614869A1 (de
Inventor
Mitsunao Okumura
Noboru Nagaokakyo Kyoto Jp Kato
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of DE3614869A1 publication Critical patent/DE3614869A1/de
Application granted granted Critical
Publication of DE3614869C2 publication Critical patent/DE3614869C2/de
Granted 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
    • H01R39/46—Auxiliary means for improving current transfer, or for reducing or preventing sparking or arcing
    • H01R39/54—Auxiliary means for improving current transfer, or for reducing or preventing sparking or arcing by use of impedance between brushes or segments
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/02—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for suppression of electromagnetic interference
    • H02K11/028—Suppressors associated with the rotor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K13/00—Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings; Disposition of current collectors in motors or generators; Arrangements for improving commutation
    • H02K13/04—Connections between commutator segments and windings
    • H02K13/06—Resistive connections, e.g. by high-resistance chokes or by transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Motor Or Generator Current Collectors (AREA)
  • Dc Machiner (AREA)
  • Thermistors And Varistors (AREA)
DE19863614869 1985-05-02 1986-05-02 Kommutator mit entstoerung Granted DE3614869A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985065923U JPH058789Y2 (en18) 1985-05-02 1985-05-02

Publications (2)

Publication Number Publication Date
DE3614869A1 DE3614869A1 (de) 1986-11-27
DE3614869C2 true DE3614869C2 (en18) 1992-06-25

Family

ID=13300976

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19863614869 Granted DE3614869A1 (de) 1985-05-02 1986-05-02 Kommutator mit entstoerung

Country Status (3)

Country Link
JP (1) JPH058789Y2 (en18)
DE (1) DE3614869A1 (en18)
NL (1) NL192942C (en18)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4233132A1 (de) * 1992-10-02 1994-04-07 Bosch Gmbh Robert Funkentstörte elektrische Kommutatormaschine
DE19606878A1 (de) * 1995-02-24 1996-08-29 Makita Corp Kommutator
DE19953231A1 (de) * 1999-11-04 2001-05-17 Sintertechnik Gmbh Elektromotor mit einem Mittel zur Funkentstörung
DE10233712B3 (de) * 2002-07-24 2004-02-12 Kolektor D.O.O. Trommelkommutator für eine elektrische Maschine
WO2005050820A1 (de) 2003-11-20 2005-06-02 Kolektor Group D.O.O. Kommutator für eine elektrische maschine

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2233160A (en) * 1989-06-12 1991-01-02 Johnson Electric Sa Commutated electric motor with suppression element
GB9614485D0 (en) * 1996-07-10 1996-09-04 Johnson Electric Sa A miniature motor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2055648B2 (de) * 1970-11-12 1972-09-28 Fa. C. Conradty, 8500 Nürnberg Spannungsabhaengiger kollektor fuer klein- oder kleinstmotoren und verfahren zu seiner herstellung
JPS4971402A (en18) * 1972-11-15 1974-07-10
JPS6010500B2 (ja) 1976-09-13 1985-03-18 松下電器産業株式会社 電動機用雑音防止装置
JPS5576683U (en18) * 1978-11-17 1980-05-27
JPH05335108A (ja) * 1992-06-01 1993-12-17 Hitachi Ltd 厚膜抵抗組成物及び該組成物からなる厚膜抵抗体

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4233132A1 (de) * 1992-10-02 1994-04-07 Bosch Gmbh Robert Funkentstörte elektrische Kommutatormaschine
DE19606878A1 (de) * 1995-02-24 1996-08-29 Makita Corp Kommutator
DE19953231A1 (de) * 1999-11-04 2001-05-17 Sintertechnik Gmbh Elektromotor mit einem Mittel zur Funkentstörung
DE10233712B3 (de) * 2002-07-24 2004-02-12 Kolektor D.O.O. Trommelkommutator für eine elektrische Maschine
WO2005050820A1 (de) 2003-11-20 2005-06-02 Kolektor Group D.O.O. Kommutator für eine elektrische maschine

Also Published As

Publication number Publication date
NL8601116A (nl) 1986-12-01
NL192942C (nl) 1998-05-07
JPS61185264U (en18) 1986-11-19
NL192942B (nl) 1998-01-05
JPH058789Y2 (en18) 1993-03-04
DE3614869A1 (de) 1986-11-27

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Legal Events

Date Code Title Description
OR8 Request for search as to paragraph 43 lit. 1 sentence 1 patent law
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition