Patent FR537213A successfully refreshed from Google Patents.
Patent US5793545A successfully refreshed from Google Patents.
Patent US4373162A successfully refreshed from Google Patents.
US3100366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw cap assembling head
Assignee: Primerica Inc
•
Filing: 1961-06-16
•
Granted: 1963-08-13
•
Expires: 1981-06-16
Abstract
No abstract record available.
Inventors
- 👤 Gordon James Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:36
CPC Classifications
B; B67; B67B; B67B3/00; B67B3/20; B67B3/2073
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A DEVICE FOR APPLYING AND TIGHTENING SCREW CAPS ON CONTAINERS, SAID DEVICE COMPRISING ROTATABLE CAP GRIPPING MEANS, DRIVING MEANS FOR ROTATING SAID GRIPPING MEANS, CLUTCH MEANS INTERPOSED BETWEEN SAID GRIPPING MEANS AND SAID DRIVING MEANS FOR DISCONNECTING SAID DRIVING AND GRIPPING MEANS, SAID CLUTCH MEANS INCLUDING A DRIVE CLUTCH HAVING A TRIP PIN EXTENDING AXIALLY FROM A DRIVE ELEMENT THEREOF, A CONTROL CLUTCH DRIVEN BY SAID DRIVE CLUTCH AND HAVING A SECOND PIN EXTENDING AXIALLY FROM A CONTROL ELEMENT THEREOF AND DISPOSED IN THE PATH OF SAID TRIP PIN, SAID CONTROL CLUTCH BEING ADAPTED TO SLIP WHEN SAID CAP GRIPPING MEANS IS SUBJECTED TO A PREDETERMINED TORQUE WHEREUPON SAID CONTROL ELEMENT IS STOPPED AND SAID SECOND PIN THEREON STOPS SAID TRIP PIN AND ITS DRIVE ELEMENT TO DISCONNECT SAID DRIVING MEANS FROM SAID GRIPPING MEANS, AND MEANS FOR RESETTING SAID CONTROL ELEMENT WHEREBY SAID PINS ARE AGAIN SEPARATED AND SAID DRIVING AND GRIPPING MEANS ARE RECONNECTED SO THAT SAID DRIVE MEANS, OPERATING THROUGH SAID CLUTCH MEANS, AGAIN ROTATES SAID CAP GRIPPING MEANS.
Claim 2
Independent Claim
172 words
A DEVICE FOR APPLYING AND TIGHTENING SCREW CAPS ON CONTAINERS, SAID DEVICE COMPRISING ROTATABLE CAP GRIPPING MEANS, DRIVING MEANS FOR ROTATING SAID GRIPPING MEANS, CLUTCH MEANS INTERPOSED BETWEEN SAID GRIPPING MEANS AND SAID DRIVING MEANS FOR DISCONNECTING SAID DRIVING AND GRIPPING MEANS, SAID CLUTCH MEANS INCLUDING A DRIVE CLUTCH HAVING A TRIP PIN EXTENDING AXIALLY FROM A DRIVE ELEMENT THEREOF, A CONTROL CLUTCH DRIVEN BY SAID DRIVE CLUTCH AND HAVING A SECOND PIN EXTENDING AXIALLY FROM A CONTROL ELEMENT THEREOF AND DISPOSED IN THE PATH OF SAID TRIP PIN, SAID CONTROL CLUTCH BEING ADAPTED TO SLIP WHEN SAID CAP GRIPPING MEANS IS SUBJECTED TO A PREDETERMINED TORQUE WHEREUPON SAID CONTROL ELEMENT IS STOPPED AND SAID SECOND PIN THEREON STOPS SAID TRIP PIN AND ITS DRIVE ELEMENT TO DISCONNECT SAID DRIVING MEANS FROM SAID GRIPPING MEANS, AND MEANS FOR RESETTING SAID CONTROL ELEMENT WHEREBY SAID PINS ARE AGAIN SEPARATED AND SAID DRIVING AND GRIPPING MEANS ARE RECONNECTED SO THAT SAID DRIVE MEANS, OPERATING THROUGH SAID CLUTCH MEANS, AGAIN ROTATES SAID CAP GRIPPING MEANS.
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) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |