Patent US3242633A successfully refreshed from Google Patents.
US3242633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bag tying machine
Assignee: Doughboy Industries Inc
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Filing: 1963-03-04
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Granted: 1966-03-29
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Expires: 1983-03-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Leland H Platt
- 👤 John D Platt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:41
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/04; B65B51/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
APPARATUS FOR BOTH GATHERING AND CLOSING THE NECKS OF THIN FLEXIBLE BAGS AT AN ESSENTIALLY LOCATION IN A PATH OF BAG ADVANCEMENT, COMPRISING A BLOCKING MEANS POSITIONED AT A TYING STATION, ADDITIONAL MEANS FOR FEEDING A STRAND TO SAID STATION, ADDITIONAL MEANS OPERATING TO FEED THE BAG NECKS IN FLATTENED CONDITION AGAINST SAID BLOCKING MEANS AND THEREBY COMPACTLY GATHER THE BAG NECKS AT SAID STATION AND ALSO OPERATING TO PRODUCE RELATIVE TRANSVERSE CONVERGENT MOVEMENT BETWEEN THE BAG NECK AND STRAND INTO ENGAGEMENT WITH EACH OTHER SO THAT THE STRAND IS DOUBLED ABOUT THE GATHERED BAG NECK AT SAID STATION, AND TWISTING MEANS OPERATING TO TWIST TOGETHER THE DOUBLED PORTIONS OF THE STRAND IMMEDIATELY UPON SAID DOUBLING OF THE STRAND AND WHILE THE GATHERED BAG NECK REMAINS AT SAID STATION.
Claim 2
Dependent Claim
129 words
APPARATUS FOR BOTH GATHERING AND CLOSING THE NECKS OF THIN FLEXIBLE BAGS AT AN ESSENTIALLY LOCATION IN A PATH OF BAG ADVANCEMENT, COMPRISING A BLOCKING MEANS POSITIONED AT A TYING STATION, ADDITIONAL MEANS FOR FEEDING A STRAND TO SAID STATION, ADDITIONAL MEANS OPERATING TO FEED THE BAG NECKS IN FLATTENED CONDITION AGAINST SAID BLOCKING MEANS AND THEREBY COMPACTLY GATHER THE BAG NECKS AT SAID STATION AND ALSO OPERATING TO PRODUCE RELATIVE TRANSVERSE CONVERGENT MOVEMENT BETWEEN THE BAG NECK AND STRAND INTO ENGAGEMENT WITH EACH OTHER SO THAT THE STRAND IS DOUBLED ABOUT THE GATHERED BAG NECK AT SAID STATION, AND TWISTING MEANS OPERATING TO TWIST TOGETHER THE DOUBLED PORTIONS OF THE STRAND IMMEDIATELY UPON SAID DOUBLING OF THE STRAND AND WHILE THE GATHERED BAG NECK REMAINS AT SAID STATION.
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) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |