GB617387A - Improvements in or relating to electrically driven hand-held tools - Google Patents

Improvements in or relating to electrically driven hand-held tools

Info

Publication number
GB617387A
GB617387A GB29046/46A GB2904646A GB617387A GB 617387 A GB617387 A GB 617387A GB 29046/46 A GB29046/46 A GB 29046/46A GB 2904646 A GB2904646 A GB 2904646A GB 617387 A GB617387 A GB 617387A
Authority
GB
United Kingdom
Prior art keywords
brush
holder
relating
electrically driven
held tools
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
GB29046/46A
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.)
Van Der Heem BV
Original Assignee
Van Der Heem BV
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 Van Der Heem BV filed Critical Van Der Heem BV
Publication of GB617387A publication Critical patent/GB617387A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B45/00—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor
    • B23B45/02—Hand-held or like portable drilling machines, e.g. drill guns; Equipment therefor driven by electric power
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25D—PERCUSSIVE TOOLS
    • B25D11/00—Portable percussive tools with electromotor or other motor drive
    • 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
    • H02K5/148—Slidably supported brushes
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Power Engineering (AREA)
  • Motor Or Generator Current Collectors (AREA)

Abstract

617,387. Brush-holders for electric motors. VAN DER HEEM N. V. Sept. 28,1946, No. 29046. Convention date, Jan. 26, 1944. [Class 35] A brush-holder for a tool motor has an insulating casing with an opening through which the brush can pass at the commutator end only, the holder being protected externally by the metal motor casing. As shown, the one-piece holder 5 has ribs 9 to guide the metal supporting and terminal members 11, 12 and has ears 10 to enable it to be secured inside the motor casing which also houses spare brushes.
GB29046/46A 1944-01-26 1946-09-28 Improvements in or relating to electrically driven hand-held tools Expired GB617387A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL243204X 1944-01-26

Publications (1)

Publication Number Publication Date
GB617387A true GB617387A (en) 1949-02-04

Family

ID=19780700

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29046/46A Expired GB617387A (en) 1944-01-26 1946-09-28 Improvements in or relating to electrically driven hand-held tools

Country Status (5)

Country Link
CH (1) CH243204A (en)
DE (1) DE880761C (en)
FR (1) FR903368A (en)
GB (1) GB617387A (en)
NL (1) NL58013C (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748301A (en) * 1953-07-21 1956-05-29 Lamb Electric Company Electric motor brush holder and frame adapted thereto
US2825831A (en) * 1954-06-10 1958-03-04 Franck Adolphe Brush holder for rotary electric machines
US5621262A (en) * 1995-05-02 1997-04-15 Han; Soon Y. Carbon brush holder
EP3389152A4 (en) * 2015-12-09 2019-07-03 Guangdong Zhaoqing L & V Co. Ltd Carbon brush cylinder and motor

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2870354A (en) * 1956-04-02 1959-01-20 Gen Motors Corp Dynamo electric machine
US3028515A (en) * 1958-10-27 1962-04-03 Gen Motors Corp Brush holder
DE1197541B (en) * 1959-02-24 1965-07-29 Electrostar G M B H Carbon brush holder for electrical machines and plug-type connection of the cable
US3171050A (en) * 1962-10-24 1965-02-23 Gordon James Electrical brush holder
DE2724780C2 (en) * 1977-06-01 1985-04-04 Siemens AG, 1000 Berlin und 8000 München Brush holders for electrical machines

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748301A (en) * 1953-07-21 1956-05-29 Lamb Electric Company Electric motor brush holder and frame adapted thereto
US2825831A (en) * 1954-06-10 1958-03-04 Franck Adolphe Brush holder for rotary electric machines
US5621262A (en) * 1995-05-02 1997-04-15 Han; Soon Y. Carbon brush holder
EP3389152A4 (en) * 2015-12-09 2019-07-03 Guangdong Zhaoqing L & V Co. Ltd Carbon brush cylinder and motor

Also Published As

Publication number Publication date
FR903368A (en) 1945-10-01
NL58013C (en) 1900-01-01
DE880761C (en) 1953-06-25
CH243204A (en) 1946-06-30

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