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Patent US3204138A successfully refreshed from Google Patents.
US3204138A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brush mounting for electric motors
Assignee: Individual
•
Filing: 1963-02-28
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Granted: 1965-08-31
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Expires: 1983-02-28
Abstract
No abstract record available.
Inventors
- 👤 Mabuchi Takaichi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:40
CPC Classifications
H; H02; H02K; H02K5/00; H02K5/04; H02K5/14; H02K5/143; H02K5/145
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A BRUSH MOUNTING CONSTRUCTION FOR AN ELECTRIC MOTOR COMPRISING A MOTOR-HOUSING HAVING A WALL WITH A TERMINAL OPENING DEFINED THERETHROUGH, A SECUREMENT PROJECTION DEFINED ON THE INTERIOR OF SAID HOUSING, A BRUSH ATTACHMENT PLATE OF CONDUCTIVE MATERILA HAVING AN OPENING THROUGH WHICH SAID SECUREMENT FITTING EXTENDS FOR FASTENING SAID BRUSH ATTACHMENT PLATE IN POSITION WITHIN SAID HOUSING, SAID BRUSH ATTACHMENT PLATE IN POSITION WITHIN SAID PORTION EXTENDING THROUGH THE TERMINAL OPENING FORMING A BRUSH TERMINAL, AND AN ELECTRICAL CONTACT BRUSH CARRIED BY SAID BRUSH ATTACHMENT PLATE.
Claim 2
Dependent Claim
86 words
A BRUSH MOUNTING CONSTRUCTION FOR AN ELECTRIC MOTOR COMPRISING A MOTOR-HOUSING HAVING A WALL WITH A TERMINAL OPENING DEFINED THERETHROUGH, A SECUREMENT PROJECTION DEFINED ON THE INTERIOR OF SAID HOUSING, A BRUSH ATTACHMENT PLATE OF CONDUCTIVE MATERILA HAVING AN OPENING THROUGH WHICH SAID SECUREMENT FITTING EXTENDS FOR FASTENING SAID BRUSH ATTACHMENT PLATE IN POSITION WITHIN SAID HOUSING, SAID BRUSH ATTACHMENT PLATE IN POSITION WITHIN SAID PORTION EXTENDING THROUGH THE TERMINAL OPENING FORMING A BRUSH TERMINAL, AND AN ELECTRICAL CONTACT BRUSH CARRIED BY SAID BRUSH ATTACHMENT PLATE.
References Cited (Backward Citations)
US2029782A
Cited
US2343546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-30 | 1969-03-01 | 1969-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-30 | 1973-03-01 | 1973-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-30 | 1977-03-01 | 1977-08-31 | $7700.00 | Window Closed / Lapsed |