US847284A - Commutator. - Google Patents

Commutator. Download PDF

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Publication number
US847284A
US847284A US2189800?A US847284DA US847284A US 847284 A US847284 A US 847284A US 847284D A US847284D A US 847284DA US 847284 A US847284 A US 847284A
Authority
US
United States
Prior art keywords
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
US2189800?A
Inventor
John R Grindrod
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.)
General Electric Co
Original Assignee
General Electric Co
Publication date
Application granted granted Critical
Publication of US847284A publication Critical patent/US847284A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • H01R39/04—Commutators
US2189800?A Commutator. Expired - Lifetime US847284A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US847284TA

Publications (1)

Publication Number Publication Date
US847284A true US847284A (en) 1907-03-12

Family

ID=2915747

Family Applications (1)

Application Number Title Priority Date Filing Date
US2189800?A Expired - Lifetime US847284A (en) Commutator.

Country Status (1)

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US (1) US847284A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE749906C (en) * 1939-04-28 1944-12-07 Commutator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE749906C (en) * 1939-04-28 1944-12-07 Commutator

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