US3083559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Splitting machines
Assignee: Maschinenfabrik Turner AG
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Filing: 1962-02-23
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Granted: 1963-04-02
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Expires: 1982-02-23
Abstract
No abstract record available.
Inventors
- 👤 Heinrich P Eberhardt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:08
CPC Classifications
C; C14; C14B; C14B1/00; C14B1/02; C14B1/14; C14B2700/00; C14B2700/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
IN A MACHINE FOR SPLITTING SHEET MATERIAL HAVING A KNIFE AND A GAGE ROLL SPACED FROM SAID KNIFE FOR CONTROLLING THE THICKNESS OF THE SPLIT MATERIAL; MECHANISM FOR POSITIONING THE GAGE ROLL COMPRISING A DOUBLE ACTING FLUID MOTOR HAVING ONE PORTION CONNECTED TO A SOURCE OF PRESSURE FLUID FOR EXERTING A CONSTANT FORCE TENDING TO MOVE SAID ROLL AWAY FROM SAID KNIFE AND HAVING ANOTHER PORTION ADAPTED TO EXERT A GREATER FORCE TENDING TO MOVE THE ROLL TOWARD SAID KNIFE, A FEELER VALVE CONNECTED TO SAID OTHER MOTOR PORTION AND MOUNTED FOR MOVEMENT WITH SAID ROLL, AN ELEMENT IN SAID VALVE NORMALLY IN A POSITION LOCKING PRESSURE FLUID IN SAID OTHER MOTOR PORTION FORMING A FIRM ABUTMENT AGAINST WHICH SAID ONE PORTION ACTS TO MAINTAIN SAID ROLL IN A PREDETERMINED POSITION, SAID ELEMENT BEING MOVABLE FROM SAID POSITION IN ONE DIRECTION FOR DIRECTING PRESSURE FLUID FROM SAID SOURCE TO SAID OTHER MOTOR PORTION FOR MOVING SAID ROLL TOWARD THE KNIFE AGAINST THE AC-
Claim 2
Dependent Claim
163 words
IN A MACHINE FOR SPLITTING SHEET MATERIAL HAVING A KNIFE AND A GAGE ROLL SPACED FROM SAID KNIFE FOR CONTROLLING THE THICKNESS OF THE SPLIT MATERIAL; MECHANISM FOR POSITIONING THE GAGE ROLL COMPRISING A DOUBLE ACTING FLUID MOTOR HAVING ONE PORTION CONNECTED TO A SOURCE OF PRESSURE FLUID FOR EXERTING A CONSTANT FORCE TENDING TO MOVE SAID ROLL AWAY FROM SAID KNIFE AND HAVING ANOTHER PORTION ADAPTED TO EXERT A GREATER FORCE TENDING TO MOVE THE ROLL TOWARD SAID KNIFE, A FEELER VALVE CONNECTED TO SAID OTHER MOTOR PORTION AND MOUNTED FOR MOVEMENT WITH SAID ROLL, AN ELEMENT IN SAID VALVE NORMALLY IN A POSITION LOCKING PRESSURE FLUID IN SAID OTHER MOTOR PORTION FORMING A FIRM ABUTMENT AGAINST WHICH SAID ONE PORTION ACTS TO MAINTAIN SAID ROLL IN A PREDETERMINED POSITION, SAID ELEMENT BEING MOVABLE FROM SAID POSITION IN ONE DIRECTION FOR DIRECTING PRESSURE FLUID FROM SAID SOURCE TO SAID OTHER MOTOR PORTION FOR MOVING SAID ROLL TOWARD THE KNIFE AGAINST THE AC-
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |