US3583595A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforcement insert for container plug
Assignee: Primerica Inc
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Filing: 1969-02-17
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Granted: 1971-06-08
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Expires: 1989-02-17
Abstract
Abstract A container component including a panel with an opening and a plastic opening tab having a recessed plug portion which fits into the opening and which is reinforced against upward bulging due to the internal pressure of the container. The bottom wall of the recess is reinforced by a flat insert which is placed within the recession to engage at its peripheral edge the sidewall of the recession and be over the bottom wall of the recession.
Inventors
- 👤 Eugene Francis Eike
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:37
CPC Classifications
B; B65; B65D; B65D17/00; B65D17/50; B65D17/506
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
A container component comprising: a panel, said panel having an opening defined therein; a bead surrounding said opening, said bead having a friction wall at its inner portion; a plastic opening tab, said opening tab comprising a recessed portion having a bottom wall and a sidewall extending upwardly from said bottom wall, the outside surface of said sidewall engaging said friction wall and the lower portion of the inside surface of said sidewall having an annular groove defined therein; a reinforcing plate positioned within said annular groove in said recessed portion so that the peripheral edge thereof engages tightly against said sidewall within said annular groove therein to prevent said bottom wall from being bulged upwardly when said component is secured to a container subject to the internal pressure of a product contained therein; and a patch impervious to said product and the atmosphere adhered to the bottom of said panel and said bottom wall.
Claim 2
Dependent Claim
155 words
A container component comprising: a panel, said panel having an opening defined therein; a bead surrounding said opening, said bead having a friction wall at its inner portion; a plastic opening tab, said opening tab comprising a recessed portion having a bottom wall and a sidewall extending upwardly from said bottom wall, the outside surface of said sidewall engaging said friction wall and the lower portion of the inside surface of said sidewall having an annular groove defined therein; a reinforcing plate positioned within said annular groove in said recessed portion so that the peripheral edge thereof engages tightly against said sidewall within said annular groove therein to prevent said bottom wall from being bulged upwardly when said component is secured to a container subject to the internal pressure of a product contained therein; and a patch impervious to said product and the atmosphere adhered to the bottom of said panel and said bottom wall.
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) | 1974-06-07 | 1974-12-07 | 1975-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-07 | 1978-12-07 | 1979-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-07 | 1982-12-07 | 1983-06-08 | $7700.00 | Window Closed / Lapsed |