US3141985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brush rigging
Assignee: Motors Liquidation Co
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Filing: 1961-05-04
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Granted: 1964-07-21
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Expires: 1981-05-04
Abstract
No abstract record available.
Inventors
- 👤 Ronald A Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:20
CPC Classifications
H; H01; H01R; H01R39/00; H01R39/02; H01R39/38; H01R39/39
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
174 words
IN COMBINATION, A DYNAMOELECTRIC MACHINE HAVING A FRAME, A GENERALLY U-SHAPED SPRING METAL MEMBER, A POLYGONAL OPENING IN SAID SPRING METAL MEMBER, A COMPLEMENTARY POLYGONAL OPENING IN SAID FRAME, A RIVET HAVING AN OUTER CONFIGURATION WHICH IS COMPLEMENTARY TO THE OPENINGS IN SAID SPRING METAL MEMBER AND FRAME PASSING THROUGH SAID OPENINGS AND SECURING SAID SPRING METAL MEMBER DIRECTLY TO SAID FRAME, SAID RIVET ALSO SECURING A FIRST TERMINAL IN METAL TO METAL CONTACT WITH SAID SPRING METAL MEMBER, BRUSH HOLDERS FORMED OF INSULATING MATERIAL SECURED TO OPPOSITE ENDS OF SAID SPRING METAL MEMBER, BRUSHES CARRIED BY SAID BRUSH HOLDERS AND ENGAGEABLE WITH A ROTATABLE CURRENT CONDUCTING MEANS OF SAID DYNAMOELECTRIC MACHINE, AT LEAST ONE OF SAID BRUSHES BEING SECURED TO ONE OF SAID BRUSH HOLDERS BY FASTENING MEANS THAT ALSO SECURES A SECOND TERMINAL IN PLACE, AND A CONDUCTOR CONNECTING SAID FIRST AND SECOND TERMINALS, SAID SPRING METAL MEMBER FORMING A SUPPORT MEANS FOR SAID BRUSH HOLDERS AND ALSO FORMING A BIASING MEANS FOR URGING SAID BRUSH HOLDERS TOWARD SAID CURRENT CONDUCTING MEANS.
Claim 2
Dependent Claim
174 words
IN COMBINATION, A DYNAMOELECTRIC MACHINE HAVING A FRAME, A GENERALLY U-SHAPED SPRING METAL MEMBER, A POLYGONAL OPENING IN SAID SPRING METAL MEMBER, A COMPLEMENTARY POLYGONAL OPENING IN SAID FRAME, A RIVET HAVING AN OUTER CONFIGURATION WHICH IS COMPLEMENTARY TO THE OPENINGS IN SAID SPRING METAL MEMBER AND FRAME PASSING THROUGH SAID OPENINGS AND SECURING SAID SPRING METAL MEMBER DIRECTLY TO SAID FRAME, SAID RIVET ALSO SECURING A FIRST TERMINAL IN METAL TO METAL CONTACT WITH SAID SPRING METAL MEMBER, BRUSH HOLDERS FORMED OF INSULATING MATERIAL SECURED TO OPPOSITE ENDS OF SAID SPRING METAL MEMBER, BRUSHES CARRIED BY SAID BRUSH HOLDERS AND ENGAGEABLE WITH A ROTATABLE CURRENT CONDUCTING MEANS OF SAID DYNAMOELECTRIC MACHINE, AT LEAST ONE OF SAID BRUSHES BEING SECURED TO ONE OF SAID BRUSH HOLDERS BY FASTENING MEANS THAT ALSO SECURES A SECOND TERMINAL IN PLACE, AND A CONDUCTOR CONNECTING SAID FIRST AND SECOND TERMINALS, SAID SPRING METAL MEMBER FORMING A SUPPORT MEANS FOR SAID BRUSH HOLDERS AND ALSO FORMING A BIASING MEANS FOR URGING SAID BRUSH HOLDERS TOWARD SAID CURRENT CONDUCTING MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |