DE2253880B2 - Kommutatormikromotor fur zahnarztliche Instrumente - Google Patents

Kommutatormikromotor fur zahnarztliche Instrumente

Info

Publication number
DE2253880B2
DE2253880B2 DE2253880A DE2253880A DE2253880B2 DE 2253880 B2 DE2253880 B2 DE 2253880B2 DE 2253880 A DE2253880 A DE 2253880A DE 2253880 A DE2253880 A DE 2253880A DE 2253880 B2 DE2253880 B2 DE 2253880B2
Authority
DE
Germany
Prior art keywords
commutator
brushes
micromotor
brush holder
brush
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.)
Ceased
Application number
DE2253880A
Other languages
German (de)
English (en)
Other versions
DE2253880A1 (de
Inventor
Yoshiaki Kyoto Watanabe (Japan)
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.)
J Morita Manufaturing Corp
Original Assignee
J Morita Manufaturing 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 J Morita Manufaturing Corp filed Critical J Morita Manufaturing Corp
Publication of DE2253880A1 publication Critical patent/DE2253880A1/de
Publication of DE2253880B2 publication Critical patent/DE2253880B2/de
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
    • A61C1/02—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools
    • A61C1/06—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design characterised by the drive of the dental tools with electric drive
    • 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
    • H01R39/38—Brush holders
    • H01R39/39—Brush holders wherein the brush is fixedly mounted in the holder
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/14—Means for supporting or protecting brushes or brush holders
    • H02K5/143—Means for supporting or protecting brushes or brush holders for cooperation with commutators
    • H02K5/146—Pivotally supported brushes or brush holders

Landscapes

  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Dentistry (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Current Collectors (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
DE2253880A 1971-11-09 1972-11-03 Kommutatormikromotor fur zahnarztliche Instrumente Ceased DE2253880B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1971104807U JPS4860398U (enrdf_load_stackoverflow) 1971-11-09 1971-11-09

Publications (2)

Publication Number Publication Date
DE2253880A1 DE2253880A1 (de) 1973-05-24
DE2253880B2 true DE2253880B2 (de) 1978-03-09

Family

ID=14390684

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2253880A Ceased DE2253880B2 (de) 1971-11-09 1972-11-03 Kommutatormikromotor fur zahnarztliche Instrumente

Country Status (3)

Country Link
US (1) US3851197A (enrdf_load_stackoverflow)
JP (1) JPS4860398U (enrdf_load_stackoverflow)
DE (1) DE2253880B2 (enrdf_load_stackoverflow)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3023803A1 (de) * 1980-06-25 1982-01-21 Siemens AG, 1000 Berlin und 8000 München Kollektormotor
JPH0728516B2 (ja) * 1986-07-10 1995-03-29 マブチモ−タ−株式会社 モ−タ
DE19753491A1 (de) * 1997-12-02 1999-06-10 Kaltenbach & Voigt Motorhandstück
JP3898942B2 (ja) * 2001-11-30 2007-03-28 並木精密宝石株式会社 ブラシ装置及びブラシ付きモータ
DE10203489A1 (de) * 2002-01-30 2003-07-31 Valeo Auto Electric Gmbh Bürstentrageplatte für einen Elektromotor, Elektromotor und Verfahren zur Montage
JP4223837B2 (ja) * 2003-02-28 2009-02-12 並木精密宝石株式会社 ブラシ装置及びブラシ付きモータ
US7432627B2 (en) * 2004-11-10 2008-10-07 Black & Decker Inc. Brush assembly including biasing member for applying force
DE102006003101A1 (de) 2006-01-17 2007-07-19 Dr. Fritz Faulhaber Gmbh & Co. Kg Bürsteneinrichtung, insbesondere Hammerbürsteneinrichtung, für einen Elektromotor
DE102007044399A1 (de) * 2007-09-18 2009-04-09 Continental Automotive Gmbh Vierpoliger elektromotorischer Antrieb mit einem Hammerbürstenhaltersystem
DE102007057033A1 (de) * 2007-11-27 2009-05-28 Robert Bosch Gmbh Elektrisch antreibbare Handwerkzeugmaschine
CN101854016B (zh) * 2010-05-11 2011-11-09 许晓华 一种电刷改进结构
HUE041651T2 (hu) * 2011-12-02 2019-05-28 Lakeview Innovation Ltd Kefefedél kefekommutátoros elektromotorokhoz és elektromotor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2325915A (en) * 1942-04-13 1943-08-03 Singer Mfg Co Permanent magnet motor
US2755399A (en) * 1952-01-07 1956-07-17 Emerson Electric Mfg Co Brush holder mechanism
US2753477A (en) * 1953-08-31 1956-07-03 Gen Motors Corp Electrical brush assembly
US2760094A (en) * 1955-01-03 1956-08-21 Gen Motors Corp Dynamoelectric machine
US3229135A (en) * 1963-05-31 1966-01-11 Cav Ltd Brush assemblies for dynamoelectric machines
US3450916A (en) * 1965-08-18 1969-06-17 Takaichi Mabuchi Brush supporting means for miniature electric motors
US3648086A (en) * 1968-08-07 1972-03-07 Gen Electric Starter generator construction
US3654504A (en) * 1971-03-29 1972-04-04 Gen Electric Brush mechanism

Also Published As

Publication number Publication date
JPS4860398U (enrdf_load_stackoverflow) 1973-08-01
DE2253880A1 (de) 1973-05-24
US3851197A (en) 1974-11-26

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Legal Events

Date Code Title Description
8235 Patent refused