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GB2226460B - Molded commutator - Google Patents

Molded commutator

Info

Publication number
GB2226460B
GB2226460B GB8925913A GB8925913A GB2226460B GB 2226460 B GB2226460 B GB 2226460B GB 8925913 A GB8925913 A GB 8925913A GB 8925913 A GB8925913 A GB 8925913A GB 2226460 B GB2226460 B GB 2226460B
Authority
GB
United Kingdom
Prior art keywords
molded commutator
commutator
molded
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
GB8925913A
Other versions
GB2226460A (en
GB8925913D0 (en
Inventor
Tsuyoshi Konishi
Shigeru Nagai
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of GB8925913D0 publication Critical patent/GB8925913D0/en
Publication of GB2226460A publication Critical patent/GB2226460A/en
Application granted granted Critical
Publication of GB2226460B publication Critical patent/GB2226460B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01R39/14—Fastenings of commutators or slip-rings to shafts
    • H01R39/16—Fastenings of commutators or slip-rings to shafts by means of moulded or cast material applied during or after assembly
GB8925913A 1988-11-29 1989-11-16 Molded commutator Expired - Lifetime GB2226460B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30122288A JPH02151243A (en) 1988-11-29 1988-11-29 Mold commutator

Publications (3)

Publication Number Publication Date
GB8925913D0 GB8925913D0 (en) 1990-01-04
GB2226460A GB2226460A (en) 1990-06-27
GB2226460B true GB2226460B (en) 1993-01-06

Family

ID=17894252

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8925913A Expired - Lifetime GB2226460B (en) 1988-11-29 1989-11-16 Molded commutator

Country Status (3)

Country Link
JP (1) JPH02151243A (en)
DE (1) DE3937574A1 (en)
GB (1) GB2226460B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6525445B2 (en) * 2000-04-13 2003-02-25 Denso Corporation Plane commutator and method of manufacturing the same
CN101356710B (en) * 2006-10-17 2012-01-04 松下电器产业株式会社 Mold commutator, its manufacturing method, and motor using them

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644300A (en) * 1945-10-12 1950-10-11 Watliff Company Ltd Improvements in or relating to commutators
GB734696A (en) * 1952-10-21 1955-08-03 British Thomson Houston Co Ltd Improvements in and relating to commutators

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856654C (en) * 1941-11-13 1952-11-24 Siemens Ag Commutator, in particular a molded commutator
DE854394C (en) * 1942-03-19 1952-11-04 Siemens Ag Commutator for electrical machines
DE2007800A1 (en) * 1970-02-20 1971-08-26 Nettelhoff Friedrich Fa Process for the production of air-gap and / or molding compound-insulated collectors for electric motors
JPS6198139A (en) * 1984-10-16 1986-05-16 Hitachi Koki Co Ltd mold commutator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644300A (en) * 1945-10-12 1950-10-11 Watliff Company Ltd Improvements in or relating to commutators
GB734696A (en) * 1952-10-21 1955-08-03 British Thomson Houston Co Ltd Improvements in and relating to commutators

Also Published As

Publication number Publication date
DE3937574A1 (en) 1990-05-31
GB2226460A (en) 1990-06-27
JPH02151243A (en) 1990-06-11
GB8925913D0 (en) 1990-01-04
DE3937574C2 (en) 1992-07-09

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19950928

PE20 Patent expired after termination of 20 years

Expiry date: 20091115