Patent US2214899A successfully refreshed from Google Patents.
Patent US3206913A successfully refreshed from Google Patents.
US3206913A
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Bag filling machine
Assignee: Individual
•
Filing: 1962-08-14
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Granted: 1965-09-21
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Expires: 1982-08-14
Abstract
No abstract record available.
Inventors
- 👤 Charles W Fleigher
- 👤 William J Delaney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:35
CPC Classifications
B; B65; B65B; B65B43/00; B65B43/26; B65B43/34; B65B43/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
171 words
A MACHINE FOR OPENING AND FILLING BAGS OF THE TYPE HAVING A MOUTH AND A FLAP EXTENDING BEYOND SAID MOUTH, COMPRISING: BAG SUPPORTING MEANS ADAPTED TO RECEIVE A STACK OF BAGS OF SAID TYPE; A FLAP SECURING DEVICE MOVABLE INTO AND OUT OF ENGAGEMENT WITH THE FLAPS OF THE BAGS IN THE STACK; A DEVICE FOR DIRECTING COMPRESSED AIR INTO THE MOUTH OF, AND THUS OPEN, THE TOP BAG OF THE STACK; A BAG HOLDING DEVICE MOVABLE INTO AND OUT OF ENGAGEMENT WITH THE OPENED TOP BAG AND ADAPTED WHEN ENGAGED THEREWITH, TO HOLD SAID BAG IN OPEN CONFIGURATION LEAVING PORTIONS OF THE REMAINING BAGS IN THE STACK EXPOSED; A STACK GRIPPING DEVICE MOVABLE INTO AND OUT OF ENGAGEMENT WITH SAID EXPOSED PORTIONS; AND A CONTROL SYSTEM ADAPTED TO OPERATE SAID DEVICES IN SUCH SEQUENCE THAT THE TOP BAG IS OPENED BY SAID COMPRESSED AIR DIRECTING DEVICE, THEN ENGAGED BY SAID BAG HOLDING DEVICE, SAID FLAP SECURING DEVICE IS DISENGAGED AND SAID STACK GRIPPING DEVICE IS ENGAGED WITH SAID EXPOSED PORTIONS.
Claim 2
Dependent Claim
171 words
A MACHINE FOR OPENING AND FILLING BAGS OF THE TYPE HAVING A MOUTH AND A FLAP EXTENDING BEYOND SAID MOUTH, COMPRISING: BAG SUPPORTING MEANS ADAPTED TO RECEIVE A STACK OF BAGS OF SAID TYPE; A FLAP SECURING DEVICE MOVABLE INTO AND OUT OF ENGAGEMENT WITH THE FLAPS OF THE BAGS IN THE STACK; A DEVICE FOR DIRECTING COMPRESSED AIR INTO THE MOUTH OF, AND THUS OPEN, THE TOP BAG OF THE STACK; A BAG HOLDING DEVICE MOVABLE INTO AND OUT OF ENGAGEMENT WITH THE OPENED TOP BAG AND ADAPTED WHEN ENGAGED THEREWITH, TO HOLD SAID BAG IN OPEN CONFIGURATION LEAVING PORTIONS OF THE REMAINING BAGS IN THE STACK EXPOSED; A STACK GRIPPING DEVICE MOVABLE INTO AND OUT OF ENGAGEMENT WITH SAID EXPOSED PORTIONS; AND A CONTROL SYSTEM ADAPTED TO OPERATE SAID DEVICES IN SUCH SEQUENCE THAT THE TOP BAG IS OPENED BY SAID COMPRESSED AIR DIRECTING DEVICE, THEN ENGAGED BY SAID BAG HOLDING DEVICE, SAID FLAP SECURING DEVICE IS DISENGAGED AND SAID STACK GRIPPING DEVICE IS ENGAGED WITH SAID EXPOSED PORTIONS.
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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |