Patent US3420568A successfully refreshed from Google Patents.
Patent US3170274A successfully refreshed from Google Patents.
US3170274A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrapping machine
Assignee: Package Machinery Co
•
Filing: 1961-11-13
•
Granted: 1965-02-23
•
Expires: 1981-11-13
Abstract
No abstract record available.
Inventors
- 👤 Franklin B Roberts
- 👤 Luczek Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:24
CPC Classifications
B; B65; B65B; B65B41/00; B65B41/12; B65B41/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
126 words
A WRAPPING MACHINE COMPRISING A HORIZONTALLY DISPOSED INFEED PLATFORM, A HORIZONTALLY DISPOSED DISCHARGE PLATFORM SPACED THEREABOVE AND VERTICALLY ALIGNED THEREWITH, AN ELEVATOR HAVING A FIRST POSITION CONTIGUOUS WITH AND HORIZONTALLY ALIGNED WITH SAID INFEED PLATFORM AND A SECOND POSITION CONTIGUOUS WITH AND HORIZONTALLY ALIGNED WITH SAID DISCHARGE PLATFORM, LINKAGE MEANS FOR MOUNTING SAID ELEVATOR AND MOVING IT BETWEEN SAID POSITIONS ALONG A SUBSTANTIALLY RECTILINEAR PATH AND A PAIR OF END FOLDERS MOUNTED ON SAID ELEVATOR, SPACED THEREABOVE AND PROJECTING TOWARDS AND INFEED PLATFORM IN THE FIRST POSITION OF SAID ELEVATOR, AND MEANS FOR SWINGING SAID FOLDERS TO DIVERGING POSITIONS WHEN THE ELEVATOR REACHES ITS FIRST POSITION AND MEANS YIELDINGLY URGING SAID FOLDERS TOWARDS PARALLEL POSITIONS WHEN THE ELEVATORS STARTS TO MOVE UPWARDLY FROM ITS FIRST POSITION.
References Cited (Backward Citations)
US1685146A
Cited
US1259303A
Cited
US2133248A
Cited
US2451287A
Cited
US2611224A
Cited
US2627154A
Cited
US2691856A
Cited
US2945337A
Cited
US2900777A
Cited
US3019580A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |