US3388424A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instrumented ejection cam
Assignee: Wyeth Holdings LLC
•
Filing: 1966-04-01
•
Granted: 1968-06-18
•
Expires: 1986-04-01
Abstract
No abstract record available.
Inventors
- 👤 Jr James G Vincent
- 👤 Wray Paul Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:16
CPC Classifications
B; B30; B30B; B30B15/00; B30B15/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN A ROTARY TABLETTING MACHINE IN WHICH TABLETS ARE EJECTED BY MOVING LOWER PUNCHES OVER AN INCLINED CAM TRACK, THE IMPROVEMENT WHICH COMPRISES: (A) AN INTERRUPTED EJECTION CAM TRACK HAVING AT LEAST ONE SEGMENT CAPABLE OF MOVEMENT WITH RESPECT TO THE REMAINDER OF THE TRACK, AND (B) MEANS ASSOCIATED WITH SAID MOVABLE SEGMENT OF SAID CAM TRACT FOR PRODUCING A SIGNAL READOUT PROPORTIONAL TO THE FORCE EXERTED ON SAID MOVABLE SEGMENT, WHEREBY THE EJECTION FORCE IS ACCURATELY MEASURED AND CONTINUOUSLY MONITORED FOR EACH INDIVIDUAL PUNCH.
Claim 2
Dependent Claim
85 words
IN A ROTARY TABLETTING MACHINE IN WHICH TABLETS ARE EJECTED BY MOVING LOWER PUNCHES OVER AN INCLINED CAM TRACK, THE IMPROVEMENT WHICH COMPRISES: (A) AN INTERRUPTED EJECTION CAM TRACK HAVING AT LEAST ONE SEGMENT CAPABLE OF MOVEMENT WITH RESPECT TO THE REMAINDER OF THE TRACK, AND (B) MEANS ASSOCIATED WITH SAID MOVABLE SEGMENT OF SAID CAM TRACT FOR PRODUCING A SIGNAL READOUT PROPORTIONAL TO THE FORCE EXERTED ON SAID MOVABLE SEGMENT, WHEREBY THE EJECTION FORCE IS ACCURATELY MEASURED AND CONTINUOUSLY MONITORED FOR EACH INDIVIDUAL PUNCH.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
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Cited
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Cited
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Cited
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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) | 1971-06-18 | 1971-12-18 | 1972-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-18 | 1975-12-18 | 1976-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-18 | 1979-12-18 | 1980-06-18 | $7700.00 | Window Closed / Lapsed |