US3188781A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging machine
Assignee: Individual
•
Filing: 1962-08-21
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Granted: 1965-06-15
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Expires: 1982-08-21
Abstract
No abstract record available.
Inventors
- 👤 Aquarius Theodorus Hubertus
- 👤 Aquarius Joannes Franciscus
- 👤 Eijnden Johannes Van Den
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:21
CPC Classifications
B; B65; B65B; B65B65/00; B65B65/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
194 words
IN A PACKAGING MACHINE, MEANS FOR GUIDING A TUBE OF HEAT-SEALABLE PACKAGING MATERIAL ALONG A VERTICAL DOWNWARD DIRECTION, MEANS FOR FILLING THE TUBE FROM ABOVE WITH A PRODUCT TO BE PACKAGED, A PAIR OF TRANSVERSE SEALING JAWS MOVABLE TOWARD AND AWAY FROM EACH OTHER TO PRODUCE TRANSVERSE HEAT SEALS IN THE TUBE, SAID JAWS BEING ALSO MOVABLE BACK AND FORTH IN A VERTICAL DIRECTION TO ADVANCE THE TUBE DOWNWARDLY WHILE THEY ARE TOGETHER AND TO RISE WHILE THEY ARE SEPARATED, AND A HYDRAULIC PISTONCYLINDER SYSTEM FOR CONTROLLING THE UP-AND-DOWN MOVEMENTS OF SAID JAWS, SAID SYSTEM COMPRISING: A PISTON ELEMENT AND A CYLINDER ELEMENT ONE OF WHICH IS POSITIONALLY FIXED AND THE OTHER MOVABLE UP AND DOWN, MEANS CONNECTING SAID JAWS TO THE MOVABLE ELEMENT FOR ACTUATION THEREBY, YIELDABLE MEANS CONSTANTLY URGING SAID MOVABLE ELEMENT IN JAW-ADVANCING DIRECTION, MEANS FOR LIMITING THE MOVEMENT OF THE MOVABLE ELEMENT IN JAW-RAISING DIRECTION, AND AN ADJUSTABLE PUMPING MEANS FOR INTRODUCING AND WITHDRAWING PRESSURE FLUID INTO SAID CYLINDER, SAID PUMPING MEANS BEING ADJUSTABLE WITHOUT INTERRUPTION OF MACHINE OPERATION FOR VARYING THE AMOUNT OF FLUID WITHDRAWN FROM SAID CYLINDER TO CONTROL THE EXTENT OF JAW-ADVANCING MOVEMENT OF SAID MOVABLE ELEMENT.
Claim 2
Dependent Claim
194 words
IN A PACKAGING MACHINE, MEANS FOR GUIDING A TUBE OF HEAT-SEALABLE PACKAGING MATERIAL ALONG A VERTICAL DOWNWARD DIRECTION, MEANS FOR FILLING THE TUBE FROM ABOVE WITH A PRODUCT TO BE PACKAGED, A PAIR OF TRANSVERSE SEALING JAWS MOVABLE TOWARD AND AWAY FROM EACH OTHER TO PRODUCE TRANSVERSE HEAT SEALS IN THE TUBE, SAID JAWS BEING ALSO MOVABLE BACK AND FORTH IN A VERTICAL DIRECTION TO ADVANCE THE TUBE DOWNWARDLY WHILE THEY ARE TOGETHER AND TO RISE WHILE THEY ARE SEPARATED, AND A HYDRAULIC PISTONCYLINDER SYSTEM FOR CONTROLLING THE UP-AND-DOWN MOVEMENTS OF SAID JAWS, SAID SYSTEM COMPRISING: A PISTON ELEMENT AND A CYLINDER ELEMENT ONE OF WHICH IS POSITIONALLY FIXED AND THE OTHER MOVABLE UP AND DOWN, MEANS CONNECTING SAID JAWS TO THE MOVABLE ELEMENT FOR ACTUATION THEREBY, YIELDABLE MEANS CONSTANTLY URGING SAID MOVABLE ELEMENT IN JAW-ADVANCING DIRECTION, MEANS FOR LIMITING THE MOVEMENT OF THE MOVABLE ELEMENT IN JAW-RAISING DIRECTION, AND AN ADJUSTABLE PUMPING MEANS FOR INTRODUCING AND WITHDRAWING PRESSURE FLUID INTO SAID CYLINDER, SAID PUMPING MEANS BEING ADJUSTABLE WITHOUT INTERRUPTION OF MACHINE OPERATION FOR VARYING THE AMOUNT OF FLUID WITHDRAWN FROM SAID CYLINDER TO CONTROL THE EXTENT OF JAW-ADVANCING MOVEMENT OF SAID MOVABLE ELEMENT.
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) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |