Patent US3074325A successfully refreshed from Google Patents.
US3074325A
Expired / Lapsed
US
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Plastic liner inserting machine
Assignee: Chase Bag Co
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Filing: 1962-04-05
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Granted: 1963-01-22
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Expires: 1982-04-05
Abstract
No abstract record available.
Inventors
- 👤 Wayne A Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:25
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/74; B31B70/81; B31B2150/00; B31B2160/00; B31B2160/10; B31B2170/00; B31B2170/20; B31B2170/202
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A MACHINE FOR INSERTING FLATTENED LINER BAGS IN FLATTENED PAPER BAGS OR LIKE CONTAINERS, COMPRISING: A TABLELIKE SUPPORT FOR A BAG TO BE LINED, A SECOND TABLE-LIKE SUPPORT FOR HOLDING LINER BAGS, SAID SUPPORTS BEING ENDWISE OPPOSED TO AND SPACED FROM EACH OTHER, UPPER AND LOWER HORIZONTALLY AND TRANSVERSELY DISPOSED VACUUMACTUATED MEANS FOR GRIPPING AND HOLDING A BAG POSITIONED ON SAID FIRST TABLE-LIKE SUPPORT, SAID VACUUM ACTUATED MEANS BEING RELATIVELY MOVABLE BETWEEN FIRST CLOSELY OPPOSED POSITIONS FOR GRIPPING SAID BAG ON OPPOSITE MARGINS OF THE MOUTH END THEREOF AND SECOND VERTICALLY SEPARATED POSITIONS IN WHICH THE BAG MOUTH IS OPENED FOR INSERTION OF A LINER BAG THEREIN, A PLUGER SUBSTANTIALLY AXIALLY ALIGNED WITH THE OPENED BAG, A HEAD MOUNTED ON THE FRONT END OF SAID PLUNGER, SAID HEAD HAVING AIR PORTS
Claim 2
Dependent Claim
131 words
A MACHINE FOR INSERTING FLATTENED LINER BAGS IN FLATTENED PAPER BAGS OR LIKE CONTAINERS, COMPRISING: A TABLELIKE SUPPORT FOR A BAG TO BE LINED, A SECOND TABLE-LIKE SUPPORT FOR HOLDING LINER BAGS, SAID SUPPORTS BEING ENDWISE OPPOSED TO AND SPACED FROM EACH OTHER, UPPER AND LOWER HORIZONTALLY AND TRANSVERSELY DISPOSED VACUUMACTUATED MEANS FOR GRIPPING AND HOLDING A BAG POSITIONED ON SAID FIRST TABLE-LIKE SUPPORT, SAID VACUUM ACTUATED MEANS BEING RELATIVELY MOVABLE BETWEEN FIRST CLOSELY OPPOSED POSITIONS FOR GRIPPING SAID BAG ON OPPOSITE MARGINS OF THE MOUTH END THEREOF AND SECOND VERTICALLY SEPARATED POSITIONS IN WHICH THE BAG MOUTH IS OPENED FOR INSERTION OF A LINER BAG THEREIN, A PLUGER SUBSTANTIALLY AXIALLY ALIGNED WITH THE OPENED BAG, A HEAD MOUNTED ON THE FRONT END OF SAID PLUNGER, SAID HEAD HAVING AIR PORTS
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |