Patent US3232605A successfully refreshed from Google Patents.
US3232605A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Handling of sheet materials
Assignee: Masson Scott and Co Ltd
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Filing: 1963-09-23
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Granted: 1966-02-01
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Expires: 1983-09-23
Abstract
No abstract record available.
Inventors
- 👤 Plummer Alan John Regson
- 👤 Thompson Geoffrey Sandle Wynn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:02
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/66; B65H29/6609; B65H29/6618; B65H29/6627; B31; B31B; B31B2150/00; B31B2160/00; B31B2160/10; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2033; Y10T83/2037; Y10T83/2042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
AN APPARATUS FOR OVERLAPPING SUCCEEDING SHEETS OF A STREAM OF SHEETS PROCEEDING FROM A FAST TO A SLOW CONVEYER, INCLUDING A HOLLOW BOX DISPOSED BETWEEN THE CONVEYERS ADAPTED TO APPLY A VACUUM SUCCESSIVELY TO EACH SHEET TO RETARD THE SHEET, SAID HOLLOW BOX HAVING AN UPPER SURFACE LYING IMMEDIATELY BELOW THE PATH OF THE SHEETS AND PROVIDED WITH ONE OR MORE APERTURES COMMUNICATING WITH THE INTERIOR OF THE BOX, A FLEXIBLE MEMBER WITHIN THE BOX DISPOSED BELOW THE ONE OR MORE APERTURES FOR CLOSING THE APERTURES, MEANS FOR SUPPLYING COMPRESSED AIR TO THE FLEXIBLE MEMBER TO INFLATE THE SAME WHEREBY THE FLEXIBLE MEMBER IS HELD AGAINST AND CLOSES THE ONE OR MORE APERTURES, AND A VACUUM LINE CONNECTED TO THE BOX FOR MAINTAINING THE INTERIOR OF THE BOX UNDER VACUUM.
Claim 2
Independent Claim
130 words
AN APPARATUS FOR OVERLAPPING SUCCEEDING SHEETS OF A STREAM OF SHEETS PROCEEDING FROM A FAST TO A SLOW CONVEYER, INCLUDING A HOLLOW BOX DISPOSED BETWEEN THE CONVEYERS ADAPTED TO APPLY A VACUUM SUCCESSIVELY TO EACH SHEET TO RETARD THE SHEET, SAID HOLLOW BOX HAVING AN UPPER SURFACE LYING IMMEDIATELY BELOW THE PATH OF THE SHEETS AND PROVIDED WITH ONE OR MORE APERTURES COMMUNICATING WITH THE INTERIOR OF THE BOX, A FLEXIBLE MEMBER WITHIN THE BOX DISPOSED BELOW THE ONE OR MORE APERTURES FOR CLOSING THE APERTURES, MEANS FOR SUPPLYING COMPRESSED AIR TO THE FLEXIBLE MEMBER TO INFLATE THE SAME WHEREBY THE FLEXIBLE MEMBER IS HELD AGAINST AND CLOSES THE ONE OR MORE APERTURES, AND A VACUUM LINE CONNECTED TO THE BOX FOR MAINTAINING THE INTERIOR OF THE BOX UNDER VACUUM.
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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |