Patent US3738538A successfully refreshed from Google Patents.
US3165221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Breaker strip construction for insulated container
Assignee: Avco Corp
•
Filing: 1963-01-24
•
Granted: 1965-01-12
•
Expires: 1983-01-24
Abstract
No abstract record available.
Inventors
- 👤 Kasady Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:35
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06; F25D23/062; F25D23/064; F25D23/08; F25D23/082; F25D23/085; Y; Y10; Y10S; Y10S220/00; Y10S220/902
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
IN A CABINET ENCLOSURE, AN INSULATED WALL COMPRISING: AN OUTER SHELL; AN INNER LINER SPACED FROM SAID OUTER SHELL, SAID OUTER SHELL HAVING AN EDGE ADJACENT AND PARALLEL TO AN EDGE OF SAID INNER LINER, EACH OF SAID EDGES HAVING A USHAPED CHANNEL FORMED THEREON, THE TROUGH OF SAID CHANNEL BEING LOCATED IN THE SPACE BETWEEN SAID INNER AND OUTER SHELLS, SAID TROUGH FACING OUTWARDLY THEREFROM; A RIGID LOW HEAT-CONDUCTING CHANNEL-SHAPED BREAKER STRIP HAVING AT LEAST TWO SIDE WALLS, SAID BREAKER STRIP BRIDGING THE SPACE BETWEEN SAID TROUGHS, THE EDGES OF SAID SIDE WALLS OF SAID BREAKER STRIP BEING FRICTIONALLY ENGAGED IN SAID TROUGHS OF SAID U-SHAPED CHANNELS; AND A FOAMED IN PLACE PLASTIC INSULATING MATERIAL IN THE SPACE DEFINED BY SAID SHELL, SAID LINER, AND SAID BREAKER STRIP, SAID MATERIAL ADHERING TO SAID SHELL, LINER, AND BREAKER STRIP, THE PRESSURE OF SAID FOAMED INSULATING MATERIAL ON SAID U-SHAPED CHANNELS INCREASING THE FRICTION BETWEEN SAID BREAKER STRIP AND SAID CHANNELS, WHEREBY SAID BREAKER STRIP IS SECURED TO SAID OUTER SHELL AND SAID INNER LINER SOLELY BY THE INCREASED FRICTION AND BY THE ADHERENCE OF SAID MATERIAL TO SAID SHELL, LINER, AND BREAKER STRIP.
Claim 2
Dependent Claim
193 words
IN A CABINET ENCLOSURE, AN INSULATED WALL COMPRISING: AN OUTER SHELL; AN INNER LINER SPACED FROM SAID OUTER SHELL, SAID OUTER SHELL HAVING AN EDGE ADJACENT AND PARALLEL TO AN EDGE OF SAID INNER LINER, EACH OF SAID EDGES HAVING A USHAPED CHANNEL FORMED THEREON, THE TROUGH OF SAID CHANNEL BEING LOCATED IN THE SPACE BETWEEN SAID INNER AND OUTER SHELLS, SAID TROUGH FACING OUTWARDLY THEREFROM; A RIGID LOW HEAT-CONDUCTING CHANNEL-SHAPED BREAKER STRIP HAVING AT LEAST TWO SIDE WALLS, SAID BREAKER STRIP BRIDGING THE SPACE BETWEEN SAID TROUGHS, THE EDGES OF SAID SIDE WALLS OF SAID BREAKER STRIP BEING FRICTIONALLY ENGAGED IN SAID TROUGHS OF SAID U-SHAPED CHANNELS; AND A FOAMED IN PLACE PLASTIC INSULATING MATERIAL IN THE SPACE DEFINED BY SAID SHELL, SAID LINER, AND SAID BREAKER STRIP, SAID MATERIAL ADHERING TO SAID SHELL, LINER, AND BREAKER STRIP, THE PRESSURE OF SAID FOAMED INSULATING MATERIAL ON SAID U-SHAPED CHANNELS INCREASING THE FRICTION BETWEEN SAID BREAKER STRIP AND SAID CHANNELS, WHEREBY SAID BREAKER STRIP IS SECURED TO SAID OUTER SHELL AND SAID INNER LINER SOLELY BY THE INCREASED FRICTION AND BY THE ADHERENCE OF SAID MATERIAL TO SAID SHELL, LINER, AND BREAKER STRIP.
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) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |