US3206560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable trolley collector
Assignee: ITE Circuit Breaker Co
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Filing: 1962-12-27
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Granted: 1965-09-14
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Expires: 1982-12-27
Abstract
No abstract record available.
Inventors
- 👤 Charles W Parmenter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:15
CPC Classifications
H; H01; H01R; H01R41/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
168 words
A DEVICE FO THE CLASS DESCRIBED COMPRISING A FRAME INCLUDING A FIRST ELONGATED SECTION AND A SECOND ELONGATED SECTION ROTATIONALLY MOUNTED AT ONE END THEREOF TO SAID FIRST ELONGATED SECTION FOR MOVEMENT BETWEEN A FIRST AND A SECON POSITION, FIRST WHEEL MEANS CARRIED BY SAID FIRST SECTION AND POSITIONED TO ENGAGE A DUCT HOUSING AT ITS BOTTOM OUTSIDE SURFACE, SECOND WHEEL MEANS CARRIED BY SAID SECOND SECTION AND POSITIONED TO ENGAGE THE DUCT HOUSING AT ITS BOTTOM INSIDE SURFACE WHEN SAID SECOND SECTION IS IN SAID FIRST POSITION, A FIRST AND SECOND AXIS OF ROTATION FOR SAID FIRST AND SAID SECOND WHEEEL MEANS, RE SPECTIVELY; SAID FIRST AND SAID SECND AXIS OF ROTATION BEING PARALLEL TO EACH OTHER WHEN SAID SECOND SECTION IS IN SAID FIRST POSITION; SAID FIRST AND SAID SECOND AXIS OF ROTATION BEING TRANSVERSE TO EACH OTHER WHEN SAID SECOND SECTION IS IN SAID SECOND POSITION; AND A FIRST GUIDE MEANS GUIDING SAID SECOND SECTION FOR MOVEMENT ALONG ITS AXIS SIMULTANEOUSLY WITH ITS ROTATIONAL MOVEMENT.
Claim 2
Independent Claim
168 words
A DEVICE FO THE CLASS DESCRIBED COMPRISING A FRAME INCLUDING A FIRST ELONGATED SECTION AND A SECOND ELONGATED SECTION ROTATIONALLY MOUNTED AT ONE END THEREOF TO SAID FIRST ELONGATED SECTION FOR MOVEMENT BETWEEN A FIRST AND A SECON POSITION, FIRST WHEEL MEANS CARRIED BY SAID FIRST SECTION AND POSITIONED TO ENGAGE A DUCT HOUSING AT ITS BOTTOM OUTSIDE SURFACE, SECOND WHEEL MEANS CARRIED BY SAID SECOND SECTION AND POSITIONED TO ENGAGE THE DUCT HOUSING AT ITS BOTTOM INSIDE SURFACE WHEN SAID SECOND SECTION IS IN SAID FIRST POSITION, A FIRST AND SECOND AXIS OF ROTATION FOR SAID FIRST AND SAID SECOND WHEEEL MEANS, RE SPECTIVELY; SAID FIRST AND SAID SECND AXIS OF ROTATION BEING PARALLEL TO EACH OTHER WHEN SAID SECOND SECTION IS IN SAID FIRST POSITION; SAID FIRST AND SAID SECOND AXIS OF ROTATION BEING TRANSVERSE TO EACH OTHER WHEN SAID SECOND SECTION IS IN SAID SECOND POSITION; AND A FIRST GUIDE MEANS GUIDING SAID SECOND SECTION FOR MOVEMENT ALONG ITS AXIS SIMULTANEOUSLY WITH ITS ROTATIONAL MOVEMENT.
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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |