Patent US3221364A successfully refreshed from Google Patents.
US3221364A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Take-off mechanism
Assignee: Akron Standard Mold Co
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Filing: 1962-06-29
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Granted: 1965-12-07
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Expires: 1982-06-29
Abstract
No abstract record available.
Inventors
- 👤 Harold G Bailey
- 👤 Hale Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:44
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/14; B26D1/22; B26D1/225; B26D7/00; B26D7/26; B26D7/2628; B26D7/2635; B29; B29B; B29B7/00; B29B7/30; B29B7/58; B29B7/64
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
190 words
A TAKE-OFF MECHANISM FOR REMOVING A RIBBON OF ELASTOMERIC STOCK FROM A ROTATING WORK ROLL COMPRISING, A FRAME, A GROOVING AND A STRIPPING KNIVE, A SUPPORT MEANS FOR EACH OF SAID KNIVES, SAID SUPPORT MEANS MOUNTED ON SAID FRAME, SAID KNIVES, SAID MOUNTED ON THEIR RESPECTIVE SUPPORT MEANS, SAID GROOVING KNIVE HAVING A CUTTING EDGE, MEANS FOR POS-TIONING SAID CUTTING EDGE TO FORM A FURROW IN SAID STOCK ON SAID WORK ROLL, SAID STRIPPING KNIFE HAVING A BLADE PORTION, THE SUPPORT MEANS ON WHICH SAID STRIPPING KNIFE IS MOUNTED BEING ADJUSTABLE TO POSITION SAID BLADE PORTION IN CONTACT WITH THE SURFACE OF SAID WORK ROLL AND AT AN ANGULAR INCLINATION WITH RESPECT TO THE SURFACE OF SAID ROLL, SAID KNIVES MOUNTED ON THEIR RESPECTIVE SUPPORT MEANS SUCH THAT SAID BLADE PORTION OF SAID STRIPPING KNIVE IS POSITIONABLE IN CIRCUMFERENTIAL ALIGNMENT WITH SAID GROOVING KNIFE WITHIN SAID FURROW WHEN NO STOCK IS BEING REMOVED FROM SAID WORK ROLL, MEANS TO MOVE AT LEAST ONE OF SAID KNIVES TRANSVERSELY ALONG THE SURFACE OF SAID WORK ROLL AWAY FROM THE OTHER SAID KNIVE TO REMOVE A RIBBON OF STOCK FROM SAID WORK ROLL.
Claim 2
Dependent Claim
190 words
A TAKE-OFF MECHANISM FOR REMOVING A RIBBON OF ELASTOMERIC STOCK FROM A ROTATING WORK ROLL COMPRISING, A FRAME, A GROOVING AND A STRIPPING KNIVE, A SUPPORT MEANS FOR EACH OF SAID KNIVES, SAID SUPPORT MEANS MOUNTED ON SAID FRAME, SAID KNIVES, SAID MOUNTED ON THEIR RESPECTIVE SUPPORT MEANS, SAID GROOVING KNIVE HAVING A CUTTING EDGE, MEANS FOR POS-TIONING SAID CUTTING EDGE TO FORM A FURROW IN SAID STOCK ON SAID WORK ROLL, SAID STRIPPING KNIFE HAVING A BLADE PORTION, THE SUPPORT MEANS ON WHICH SAID STRIPPING KNIFE IS MOUNTED BEING ADJUSTABLE TO POSITION SAID BLADE PORTION IN CONTACT WITH THE SURFACE OF SAID WORK ROLL AND AT AN ANGULAR INCLINATION WITH RESPECT TO THE SURFACE OF SAID ROLL, SAID KNIVES MOUNTED ON THEIR RESPECTIVE SUPPORT MEANS SUCH THAT SAID BLADE PORTION OF SAID STRIPPING KNIVE IS POSITIONABLE IN CIRCUMFERENTIAL ALIGNMENT WITH SAID GROOVING KNIFE WITHIN SAID FURROW WHEN NO STOCK IS BEING REMOVED FROM SAID WORK ROLL, MEANS TO MOVE AT LEAST ONE OF SAID KNIVES TRANSVERSELY ALONG THE SURFACE OF SAID WORK ROLL AWAY FROM THE OTHER SAID KNIVE TO REMOVE A RIBBON OF STOCK FROM SAID WORK ROLL.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |