IT974171B - Perfezionamento nelle spazzole per macchine elettriche rotanti - Google Patents

Perfezionamento nelle spazzole per macchine elettriche rotanti

Info

Publication number: IT974171B
Authority: IT; Italy
Prior art keywords: brushes; improvement; rotating electric; electric machines; machines
Prior art date: 1971-12-20

Application number

IT54847/72A

Other languages

English (en)

Original Assignee

Morganite Carbon 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.)

1971-12-20

Filing date

1972-12-19

Publication date

1974-06-20

1972-12-19 Application filed by Morganite Carbon Ltd filed Critical Morganite Carbon Ltd

1974-06-20 Application granted granted Critical

1974-06-20 Publication of IT974171B publication Critical patent/IT974171B/it

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
- H01R39/18—Contacts for co-operation with commutator or slip-ring, e.g. contact brush
- H01R39/24—Laminated contacts; Wire contacts, e.g. metallic brush, carbon fibres

IT54847/72A 1971-12-20 1972-12-19 Perfezionamento nelle spazzole per macchine elettriche rotanti IT974171B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB5902571A GB1369835A (en)	1971-12-20	1971-12-20	Brushes for electric machines

Publications (1)

Publication Number	Publication Date
IT974171B true IT974171B (it)	1974-06-20

Family

ID=10482908

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT54847/72A IT974171B (it)	1971-12-20	1972-12-19	Perfezionamento nelle spazzole per macchine elettriche rotanti

Country Status (9)

Country	Link
US (1)	US3980914A (it)
JP (1)	JPS5654673B2 (it)
AU (1)	AU471358B2 (it)
CH (1)	CH573668A5 (it)
DE (2)	DE2262177A1 (it)
FR (1)	FR2170497A5 (it)
GB (1)	GB1369835A (it)
IT (1)	IT974171B (it)
SE (1)	SE384302B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2636692A1 (de) *	1976-08-14	1978-02-16	Sigri Elektrographit Gmbh	Buerste fuer elektrische maschinen
DE2838144A1 (de) *	1978-09-01	1980-03-13	Ringsdorff Werke Gmbh	Kohlebuersten fuer rotierende elektrische maschinen
JPS57201068U (it) *	1981-06-17	1982-12-21
JPH0612674B2 (ja) *	1984-12-28	1994-02-16	日立化成工業株式会社	電刷子
JPS6237587U (it) *	1985-08-27	1987-03-05
US5083055A (en) *	1990-12-17	1992-01-21	General Electric Company	Notched carbon brush for rotating electric machines
FR2709611B1 (fr) *	1993-09-02	1995-11-10	Lorraine Carbone	Procédé de fabrication de balais multicouches et balais obtenus par le procédé.
US8029296B2 (en) *	2000-02-07	2011-10-04	Micro Contacts, Inc.	Carbon fiber electrical contacts formed of composite carbon fiber material
US8398413B2 (en)	2000-02-07	2013-03-19	Micro Contacts, Inc.	Carbon fiber electrical contacts formed of composite material including plural carbon fiber elements bonded together in low-resistance synthetic resin
WO2002001700A1 (fr) *	2000-06-28	2002-01-03	Totankako Co., Ltd.	Balai au carbone pour machine electrique
JP2005206035A (ja) *	2004-01-22	2005-08-04	Mitsuba Corp	車両用自動開閉装置
DE102008059478B4 (de) *	2008-11-28	2015-07-30	Schunk Kohlenstofftechnik Gmbh	Kohlebürste zur Übertragung hoher Ströme
DE102013020386A1 (de) *	2013-12-10	2015-06-11	Schunk Wien Gesellschaft M.B.H.	Kohlebürste
US10222399B2 (en) *	2015-10-29	2019-03-05	Illinois Tool Works Inc.	Electrical measurement devices for a device under test

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US573105A (en) *		1896-12-15		Collecting-brush
CA573955A (en) *		1959-04-14	E. Diehl John	Electrical machine brush and method of prolonging its life
US716252A (en) *	1902-05-10	1902-12-16	Nat Carbon Co	Electric brush.
US2300503A (en) *	1939-10-17	1942-11-03	Nat Carbon Co Inc	Composite article
DE745673C (de) *	1941-04-19	1944-05-19	Eugen Duerrwaechter Dr Ing	Buerste fuer elektrische Maschinen
FR1057580A (fr) *	1952-05-30	1954-03-09		Perfectionnements aux dispositifs de transmission du courant électrique aux machines tournantes
US2739255A (en) *	1954-11-16	1956-03-20	Stackpole Carbon Co	High altitude brushes
US2870353A (en) *	1956-04-09	1959-01-20	Stackpole Carbon Co	High altitude brush
US3303370A (en) *	1963-11-04	1967-02-07	Westinghouse Electric Corp	Electrically conductive solid lubricant members and process and apparatus employing them
DE1261589B (de) *	1966-05-17	1968-02-22	Sigri Elektrographit Gmbh	Kommutatorbuersten aus Kunstkohle- oder Elektrographit und Verfahren zu ihrer Herstellung

1971
- 1971-12-20 GB GB5902571A patent/GB1369835A/en not_active Expired
1972
- 1972-12-18 US US05/315,781 patent/US3980914A/en not_active Expired - Lifetime
- 1972-12-18 SE SE7216498A patent/SE384302B/xx unknown
- 1972-12-19 DE DE2262177A patent/DE2262177A1/de active Pending
- 1972-12-19 JP JP12680372A patent/JPS5654673B2/ja not_active Expired
- 1972-12-19 DE DE7246433U patent/DE7246433U/de not_active Expired
- 1972-12-19 IT IT54847/72A patent/IT974171B/it active
- 1972-12-20 FR FR7245499A patent/FR2170497A5/fr not_active Expired
- 1972-12-20 AU AU50309/72A patent/AU471358B2/en not_active Expired
- 1972-12-20 CH CH1853472A patent/CH573668A5/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
DE7246433U (de)	1973-03-22
DE2262177A1 (de)	1973-06-28
JPS5654673B2 (it)	1981-12-26
US3980914A (en)	1976-09-14
FR2170497A5 (it)	1973-09-14
AU471358B2 (en)	1976-04-15
JPS4869002A (it)	1973-09-20
AU5030972A (en)	1974-06-20
SE384302B (sv)	1976-04-26
CH573668A5 (it)	1976-03-15
GB1369835A (en)	1974-10-09

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