US3087282A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surface finishing machine
Assignee: CLAIR Manufacturing CO Inc
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Filing: 1961-02-07
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Granted: 1963-04-30
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Expires: 1981-02-07
Abstract
No abstract record available.
Inventors
- 👤 William C Burt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:21
CPC Classifications
B; B24; B24B; B24B29/00; B24B29/005; B24B7/00; B24B7/10; B24B7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
FINISHING APPARATUS COMPRISING WORK RECEIVING PINCH ROLLS DELIVERING WORK PIECES TO A FINISHING BACK-UP ROLL, A FINISHING ROLL MOVABLE TOWARD AND AWAY FROM THE WORK PIECE WHEN SUPPORTED BY SAID BACK-UP ROLL, AND A CONTROL SYSTEM REGULATING MOVEMENTS OF SAID FINISHING ROLL TOWARD AND AWAY FROM SAID BACK-UP ROLL, SAID SYSTEM INCLUDING AUTOMATIC CONTROL MEANS COMPRISING A DEVICE CONTROLLED BY PASSAGE OF THE TRAILING EDGE OF A WORK PIECE RELATIVE TO SAID FINISHING ROLL AND INCLUDING A TIME DELAY DEVICE OPERABLE TO CAUSE MOVEMENT OF SAID FINISHING ROLL AWAY FROM WORK PIECE CONTACTING POSITION COINCIDENT WITH COMPLETION OF THE FINISHING OPERATION THEREON UP TO THE TRAILING EDGE THEREOF.
Claim 2
Dependent Claim
108 words
FINISHING APPARATUS COMPRISING WORK RECEIVING PINCH ROLLS DELIVERING WORK PIECES TO A FINISHING BACK-UP ROLL, A FINISHING ROLL MOVABLE TOWARD AND AWAY FROM THE WORK PIECE WHEN SUPPORTED BY SAID BACK-UP ROLL, AND A CONTROL SYSTEM REGULATING MOVEMENTS OF SAID FINISHING ROLL TOWARD AND AWAY FROM SAID BACK-UP ROLL, SAID SYSTEM INCLUDING AUTOMATIC CONTROL MEANS COMPRISING A DEVICE CONTROLLED BY PASSAGE OF THE TRAILING EDGE OF A WORK PIECE RELATIVE TO SAID FINISHING ROLL AND INCLUDING A TIME DELAY DEVICE OPERABLE TO CAUSE MOVEMENT OF SAID FINISHING ROLL AWAY FROM WORK PIECE CONTACTING POSITION COINCIDENT WITH COMPLETION OF THE FINISHING OPERATION THEREON UP TO THE TRAILING EDGE THEREOF.
References Cited (Backward Citations)
US1988577A
Cited
US2269197A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |