Patent US3253389A successfully refreshed from Google Patents.
US3253389A
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Apparatus for automatically sealing cases whose inner flaps are unsupported by the product
Assignee: General Corrugated Machinery Co Inc
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Filing: 1963-06-04
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Granted: 1966-05-31
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Expires: 1983-06-04
Abstract
No abstract record available.
Inventors
- 👤 Joseph A Miller
- 👤 Frank A Kruglinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:10
CPC Classifications
B; B65; B65B; B65B7/00; B65B7/16; B65B7/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
APPARATUS FOR GLUE SEALING FLAPPED CASES WHICH HAVE AT LEAST ONE TOP OUTER FLAP AND WHOSE TOP INNER FLAP IS UNSUPPORTED BY PRODUCT COMPRISING: A FRAME; A CONVEYOR WITHIN THE FRAME; AND THE FOLLOWING ELEMENTS AFFIXED TO THE FRAME: MEANS FOR SELECTIVELY APPLYING WET GLUE TO ONE OF THE FLAPS OF THE CASE; MEANS FOR SELECTIVELY APPLYING THERMOPLASTIC ADHESIVE TO ONE OF THE FLAPS OF THE CASE; MEANS FOR FOLDING DOWN THE FLAPS SUCH THAT THE WET GLUE AND THERMOPLASTIC ADHESIVE LIE BETWEEN THE FOLDED DOWN FLAPS; MEANS FOR DRAWING THE INNER FLAP AGAINST THE FOLDED DOWN, OUTER FLAP; AND MEANS FOR HOLDING DOWN THE OUTER FLAP UNITL THE THERMOPLASTIC ADHESIVE SETS.
Claim 2
Dependent Claim
112 words
APPARATUS FOR GLUE SEALING FLAPPED CASES WHICH HAVE AT LEAST ONE TOP OUTER FLAP AND WHOSE TOP INNER FLAP IS UNSUPPORTED BY PRODUCT COMPRISING: A FRAME; A CONVEYOR WITHIN THE FRAME; AND THE FOLLOWING ELEMENTS AFFIXED TO THE FRAME: MEANS FOR SELECTIVELY APPLYING WET GLUE TO ONE OF THE FLAPS OF THE CASE; MEANS FOR SELECTIVELY APPLYING THERMOPLASTIC ADHESIVE TO ONE OF THE FLAPS OF THE CASE; MEANS FOR FOLDING DOWN THE FLAPS SUCH THAT THE WET GLUE AND THERMOPLASTIC ADHESIVE LIE BETWEEN THE FOLDED DOWN FLAPS; MEANS FOR DRAWING THE INNER FLAP AGAINST THE FOLDED DOWN, OUTER FLAP; AND MEANS FOR HOLDING DOWN THE OUTER FLAP UNITL THE THERMOPLASTIC ADHESIVE SETS.
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) | 1969-05-30 | 1969-11-29 | 1970-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-30 | 1973-11-29 | 1974-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-30 | 1977-11-29 | 1978-05-31 | $7700.00 | Window Closed / Lapsed |