US3097459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
rausch
Assignee: —
•
Filing: —
•
Granted: 1963-07-16
•
Expires: 1980-07-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:48
CPC Classifications
B; B65; B65B; B65B43/00; B65B43/42; B65B43/54; B65B43/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
180 words
AN AUTOMATIC BAG FILLING MACHINE COMPRISING: A ROTATABLE DEVICE ARRANGED WITH ITS AXIS OF ROTATION VERTICAL; A SUPPORT STRUCTURE DISPOSED ADJACENT SAID ROTATABLE DEVICE; MEANS CONNECTED TO SAID ROTATABLE DEVICE FOR ROTATABLY DRIVING SAID ROTATABLE DEVICE; MEANS ROTATABLY SUPPORTING SAID ROTATABLE DEVICE ON SAID SUPPORT STRUCTRUE; SAID ROTATBLE DEVICE COMPRISING A DRUM STRUCTURE HAVING AN ANNULAR GROUP OF VERTICAL HOPPER DEVICES COAXIALLY ARRANGED AROUND ITS VERTICAL AXIS, EACH HOPPER DEVICE HAVING AN UPPER MATERIAL RECEIVING OPENING AND A BOTTOM DISCHARGE NOZZLE, AND MEANS ON EACH OF SAID DISCHARGE NOZZLES ENABLING HOLDING OF THE OPEN END OF A BAG TO FILLED OVER THE END OF SAID ASSOCIATED DISCHARGE NOZZLE AND PROVIDING A CONTINUOUS PERIPHERALLY SEALED PASSAGE CONNECTION BETWEEN THE UPPER END OF RETAINED BAG AND THE ASSOCIATED SAID DISCHARGE NOZZLE; AN AIR-TIGHT HOOD DEVICE NONROTATABLY SECURED TO SAID SUPPORT STRUCTURE ABOVE AND PROVIDING A COMMUTATED SEALED COOPERATION WITH THE MATERIAL RECEIVING OPENINGS OF SAID HOPPER DEVICES TO PREVENT ESCAPE OF DUST AND TO ENABLE PARTICLES OF MATERIAL BEING PLACED IN THE BAGS TO SETTLE BACK IN THE BAG; A MATERIAL DISPENSING
Claim 2
Dependent Claim
180 words
AN AUTOMATIC BAG FILLING MACHINE COMPRISING: A ROTATABLE DEVICE ARRANGED WITH ITS AXIS OF ROTATION VERTICAL; A SUPPORT STRUCTURE DISPOSED ADJACENT SAID ROTATABLE DEVICE; MEANS CONNECTED TO SAID ROTATABLE DEVICE FOR ROTATABLY DRIVING SAID ROTATABLE DEVICE; MEANS ROTATABLY SUPPORTING SAID ROTATABLE DEVICE ON SAID SUPPORT STRUCTRUE; SAID ROTATBLE DEVICE COMPRISING A DRUM STRUCTURE HAVING AN ANNULAR GROUP OF VERTICAL HOPPER DEVICES COAXIALLY ARRANGED AROUND ITS VERTICAL AXIS, EACH HOPPER DEVICE HAVING AN UPPER MATERIAL RECEIVING OPENING AND A BOTTOM DISCHARGE NOZZLE, AND MEANS ON EACH OF SAID DISCHARGE NOZZLES ENABLING HOLDING OF THE OPEN END OF A BAG TO FILLED OVER THE END OF SAID ASSOCIATED DISCHARGE NOZZLE AND PROVIDING A CONTINUOUS PERIPHERALLY SEALED PASSAGE CONNECTION BETWEEN THE UPPER END OF RETAINED BAG AND THE ASSOCIATED SAID DISCHARGE NOZZLE; AN AIR-TIGHT HOOD DEVICE NONROTATABLY SECURED TO SAID SUPPORT STRUCTURE ABOVE AND PROVIDING A COMMUTATED SEALED COOPERATION WITH THE MATERIAL RECEIVING OPENINGS OF SAID HOPPER DEVICES TO PREVENT ESCAPE OF DUST AND TO ENABLE PARTICLES OF MATERIAL BEING PLACED IN THE BAGS TO SETTLE BACK IN THE BAG; A MATERIAL DISPENSING
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |