Patent US3296769A successfully refreshed from Google Patents.
US3296769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for opening carton flaps
Assignee: OI Glass Inc
•
Filing: 1963-09-26
•
Granted: 1967-01-10
•
Expires: 1983-09-26
Abstract
No abstract record available.
Inventors
- 👤 William R Patton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:03
CPC Classifications
B; B65; B65B; B65B43/00; B65B43/38; B65B43/39
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
137 words
A CARTON FLAP FOLDING MACHINE ARRANGED TO COOPERATE WITH A CONVEYOR MOVING CARTONS SUCCESSIVELY THERETHROUGH, COMPRISING A SENSING LEVER ARRANGED TO RESPOND TO ARRIVAL OF A CARTON, THRUST ARM MEANS CONTROLLED BY SAID LEVER TO FOLD FORWARD A LEADING END FLAP OF SAID CARTON UPON SENSING ARRIVAL OF THE CARTON, SAID ARM MEANS BEING RETRACTABLE UPON PASSAGE OF THE CARTON, AN END FLAP PLOW MEMBER ARRANGED TO RECEIVE THEREUNDER SAID LEADING END FLAP AS THE CARTON APPROACHES SAID MEMBER AND FOR FOLDING REARWARDLY A TRAILING END FLAP AS THE CARTON PASSES UNDER SAID MEMBER, SAID PLOW MEANS ENGAGING SIDE FLAPS AND BEING SHAPED TO FOLD OUTWARDLY EACH OF SAID SIDE FLAPS, METERING MEANS RELEASING ONE CARTON AT A TIME TO SAID MACHINE, AND POWER MEANS OPERATING SAID THRUST ARM IN RESPONSE TO ACTUATION OF SAID SENSING LEVER.
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) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |