Patent US3269724A successfully refreshed from Google Patents.
US3269724A
Expired / Lapsed
US
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Blank feeding devices
Assignee: Kliklok LLC
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Filing: 1964-11-10
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Granted: 1966-08-30
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Expires: 1984-11-10
Abstract
No abstract record available.
Inventors
- 👤 Frank M Lefief
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:31
CPC Classifications
B; B65; B65B; B65B43/00; B65B43/12; B65B43/14; B65B43/16; B65B43/18; B65B43/185; B65H; B65H3/00; B65H3/36; B65H3/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A BLANK FEEDING MECHANISM FOR POSITIVELY TRANSPORTING A BOX BLANK FROM A PICKUP STATION AT ONE LEVEL TO A DELIVERY STATION AT A LOWER LEVEL, THE MECHANISM COMPRISING MEANS FORMING A TRACK COMPRISING A SUBSTANTIALLY VERTICALLY EXTENDING LOWER PORTION, AND AN UPPER PORTION CURVED TOWARD THE PICKUP STATION; A CARRIGE MOVABLE ALONG SAID TRACK; A VACUUM ELEMENT MOUNTED ON SAID CARRIAGE FOR MOVEMENT IN A DIRECTION SUBSTANTIALLY TRANSVERSE TO THE DIRECTION OF SAID LOWER PORTION; MEANS OPERATIVE UPON ENTRY OF SAID CARRIAGE INTO SAID CURVED PORTION FOR MOVING SAID ELEMENT RELATIVELY TO SAID CARRIAGE; DRIVE MEANS FOR MOVING SAID CARRIAGE UP AND DOWN ALONG SAID TRACK; AND MEANS OPERATING IN TIMED RELATIONSHIP WITH SAID DRIVE MEANS FOR APPLYING VACUUM TO AND RELIEVING VACUUM AT, SAID VACUUM ELEMENT.
Claim 2
Dependent Claim
127 words
A BLANK FEEDING MECHANISM FOR POSITIVELY TRANSPORTING A BOX BLANK FROM A PICKUP STATION AT ONE LEVEL TO A DELIVERY STATION AT A LOWER LEVEL, THE MECHANISM COMPRISING MEANS FORMING A TRACK COMPRISING A SUBSTANTIALLY VERTICALLY EXTENDING LOWER PORTION, AND AN UPPER PORTION CURVED TOWARD THE PICKUP STATION; A CARRIGE MOVABLE ALONG SAID TRACK; A VACUUM ELEMENT MOUNTED ON SAID CARRIAGE FOR MOVEMENT IN A DIRECTION SUBSTANTIALLY TRANSVERSE TO THE DIRECTION OF SAID LOWER PORTION; MEANS OPERATIVE UPON ENTRY OF SAID CARRIAGE INTO SAID CURVED PORTION FOR MOVING SAID ELEMENT RELATIVELY TO SAID CARRIAGE; DRIVE MEANS FOR MOVING SAID CARRIAGE UP AND DOWN ALONG SAID TRACK; AND MEANS OPERATING IN TIMED RELATIONSHIP WITH SAID DRIVE MEANS FOR APPLYING VACUUM TO AND RELIEVING VACUUM AT, SAID VACUUM ELEMENT.
References Cited (Backward Citations)
US1980983A
Cited
US2808766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |