Patent US3204387A successfully refreshed from Google Patents.
US3204387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container sealing machine
Assignee: Primerica Inc
•
Filing: 1962-05-11
•
Granted: 1965-09-07
•
Expires: 1982-05-11
Abstract
No abstract record available.
Inventors
- 👤 Scheindel Christian Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:12
CPC Classifications
B; B67; B67B; B67B1/00; B67B1/04; B65; B65B; B65B7/00; B65B7/16; B65B7/28; B65B7/2821
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
A MACHINE FOR SEALING VENT HOLES IN CONTAINERS, COMPRISING A SHEAR HEAD FOR A STRING OF RESILIENT PLUGGING MATERIAL, A MOVABLE CUT-OFF TRANSFER MEMBER DISPOSED ADJACENT SAID SHEAR HEAD, SAID MEMBER HAVING AN ELEMENT FOR ENGAGING ONE END OF SAID STRING OF PLUGGING MATERIAL, MEANS FOR MOVING SAID MEMBER RELATIVE TO SAID SHEAR HEAD TO SHEAR A PLUG FROM SAID STRING AND TO CARRY SAID PLUG TO A SEALING STATION, MEANS AT SAID SEALING STATION FOR HOLDING A CONTAINER WITH ITS VENT HOLE IN A PREDETERMINED POSITION RELATIVE TO SAID CUT-OFF TRANSFER MEMBER, PLUNGER MEANS AT SAID SEALING STATION FOR ENGAGING SAID PLUG IN SAID CUT-OFF-TRANSFER MEMBER, MEANS FOR ACTUATING SAID PLUNGER MEANS THROUGH SUCCESSIVE SHORT AND LONG STROKE MOVEMENTS TO FIRST REMOVE SAID PLUG FROM SAID CUT-OFF-TRANSFER MEMBER TO PERMIT SAID MEMBER TO RETURN TO ITS POSITION ADJACENT SAID SHEAR HEAD AND TO SECONDLY PUSH SAID REMOVED PLUG INTO THE VENT HOLE OF SAID CONTAINER TO SEAL SAID CONTAINER, AND FEED MEANS FOR ADVANCING SAID STRING OF PLUGGING MATERIAL INTO SHEARING POSITION IN THE ELEMENT OF SAID CUT-OFF-TRANSFER MEMBER DURING THE SECOND STROKE MOVEMENT OF SAID PLUNGER MEANS.
Claim 2
Dependent Claim
189 words
A MACHINE FOR SEALING VENT HOLES IN CONTAINERS, COMPRISING A SHEAR HEAD FOR A STRING OF RESILIENT PLUGGING MATERIAL, A MOVABLE CUT-OFF TRANSFER MEMBER DISPOSED ADJACENT SAID SHEAR HEAD, SAID MEMBER HAVING AN ELEMENT FOR ENGAGING ONE END OF SAID STRING OF PLUGGING MATERIAL, MEANS FOR MOVING SAID MEMBER RELATIVE TO SAID SHEAR HEAD TO SHEAR A PLUG FROM SAID STRING AND TO CARRY SAID PLUG TO A SEALING STATION, MEANS AT SAID SEALING STATION FOR HOLDING A CONTAINER WITH ITS VENT HOLE IN A PREDETERMINED POSITION RELATIVE TO SAID CUT-OFF TRANSFER MEMBER, PLUNGER MEANS AT SAID SEALING STATION FOR ENGAGING SAID PLUG IN SAID CUT-OFF-TRANSFER MEMBER, MEANS FOR ACTUATING SAID PLUNGER MEANS THROUGH SUCCESSIVE SHORT AND LONG STROKE MOVEMENTS TO FIRST REMOVE SAID PLUG FROM SAID CUT-OFF-TRANSFER MEMBER TO PERMIT SAID MEMBER TO RETURN TO ITS POSITION ADJACENT SAID SHEAR HEAD AND TO SECONDLY PUSH SAID REMOVED PLUG INTO THE VENT HOLE OF SAID CONTAINER TO SEAL SAID CONTAINER, AND FEED MEANS FOR ADVANCING SAID STRING OF PLUGGING MATERIAL INTO SHEARING POSITION IN THE ELEMENT OF SAID CUT-OFF-TRANSFER MEMBER DURING THE SECOND STROKE MOVEMENT OF SAID PLUNGER 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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |