Patent US3861114A successfully refreshed from Google Patents.
US3861114A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of packaging
Assignee: Hayssen Manufacturing Co
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Filing: 1972-12-14
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Granted: 1975-01-21
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Expires: 1992-12-14
Abstract
Abstract Articles are wrapped in packaging film or foil by folding a sheet of film or foil round them. The film or foil is first folded round the article by four equi-spaced folding blades to leave four pleats of film or foil, and these pleats are then formed by second folding blades into neatly bunched ribs.
Inventors
- 👤 Henry Jason
- 👤 Christopher Richard Eddison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:20
CPC Classifications
B; B65; B65B; B65B11/00; B65B11/54
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
89 words
In the method of wrapping an article with a wrapping foil the improvement which comprises locating a sheet of wrapping foil adjacent the article, moving the article relative to the sheet, contacting the wrapping foil with the article, draping the foil around the article, first smoothing the foil around the article inwardly from four positions equispaced about the article towards the centre of the article and thereafter bunching the remaining pleats of foil into four bunched ribs, each extending from the edge of the article toward a common point.
Claim 2
Dependent Claim
89 words
In the method of wrapping an article with a wrapping foil the improvement which comprises locating a sheet of wrapping foil adjacent the article, moving the article relative to the sheet, contacting the wrapping foil with the article, draping the foil around the article, first smoothing the foil around the article inwardly from four positions equispaced about the article towards the centre of the article and thereafter bunching the remaining pleats of foil into four bunched ribs, each extending from the edge of the article toward a common point.
Claim 3
Dependent Claim
13 words
The method of claim 1 wherein the article is a rectangular food-containing tray.
Claim 4
Dependent Claim
12 words
The method of claim 1 wherein the article is a rectangular product.
Claim 5
Dependent Claim
27 words
The method of claim 1 wherein after the remaining pleats of foil have been bunched into ribs, any excess foil at the common point is tamped flat.
Claim 6
Dependent Claim
14 words
The method of claim 1 wherein the article is subsequently heat sealed after wrapping.
Claim 7
Dependent Claim
14 words
The method of claim 1 wherein the article is subsequently heat shrunk after wrapping.
References Cited (Backward Citations)
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Cited
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US2297432A
Cited
US2757499A
Cited
US2787103A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-01-20 | 1978-07-22 | 1979-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-01-20 | 1982-07-22 | 1983-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-01-20 | 1986-07-22 | 1987-01-21 | $7700.00 | Window Closed / Lapsed |