Patent US4349714A successfully refreshed from Google Patents.
US4349714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for defrosting frozen foods and continuously supplying same defrosted
Assignee: Individual
•
Filing: 1980-08-14
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Granted: 1982-09-14
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Expires: 2000-08-14
Abstract
Abstract An apparatus for storing and then defrosting frozen food has a first cabinet with trays of food on a conveyor to which food from the first-mentioned trays is transferred for individual defrosting, and a pair of removable members in the second cabinet for forming an enclosure about a tray therein while the food thereon is irradiated with microwaves, the tray with the defrosted food thereon being thereafter moved to a dispensing opening of the second cabinet.
Inventors
- 👤 Tokuo Tamano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:18
CPC Classifications
G; G07; G07F; G07F11/00; G07F11/70; A; A23; A23B; A23B2/00; A23B2/80; A23B2/82; G07F11/46; G07F11/58; G07F17/00; G07F17/0064; G07F17/0078; G07F9/00; G07F9/10; G07F9/105; H; H05; H05B; H05B6/00; H05B6/64; H05B6/80; H05B6/808
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
160 words
An apparatus for storing and then defrosting frozen items comprising: a first cabinet having a plurality of trays on an endless conveyor for individually supporting frozen food items and maintained at a food freezing temperature, a second cabinet adjacent the first cabinet in which frozen foods items are individually defrosted and supporting therein a plurality of trays on an endless conveyor, means for transferring food items from a tray in the first cabinet directly to a tray in the second cabinet, means for moving the conveyor in the second cabinet to position the tray with the transferred items at a predetermined location in the second cabinet, means in said second cabinet comprising a pair of removable members for forming an enclosure about a tray at said predetermined location, means for irradiating with microwaves the food items on a tray within said enclosure, means for moving the tray with the defrosted food item to a dispensing opening in said second cabinet.
Claim 2
Independent Claim
160 words
An apparatus for storing and then defrosting frozen items comprising: a first cabinet having a plurality of trays on an endless conveyor for individually supporting frozen food items and maintained at a food freezing temperature, a second cabinet adjacent the first cabinet in which frozen foods items are individually defrosted and supporting therein a plurality of trays on an endless conveyor, means for transferring food items from a tray in the first cabinet directly to a tray in the second cabinet, means for moving the conveyor in the second cabinet to position the tray with the transferred items at a predetermined location in the second cabinet, means in said second cabinet comprising a pair of removable members for forming an enclosure about a tray at said predetermined location, means for irradiating with microwaves the food items on a tray within said enclosure, means for moving the tray with the defrosted food item to a dispensing opening in said second cabinet.
Claim 3
Dependent Claim
30 words
The apparatus of claim 1 including means in addition to the microwave source for simultaneously defrosting the food item within the enclosure and comprising a thermal conducting source and steam.
Claim 4
Dependent Claim
18 words
The apparatus of claim 1 wherein the conveyors in the first and second cabinets are intermittently moved simultaneously.
Claim 5
Dependent Claim
31 words
The apparatus of claim 1 wherein the first cabinet is provided with two compartments, one compartment forming a storeroom for frozen food items and the other compartment containing the endless conveyor.
References Cited (Backward Citations)
US3381605A
Cited
US3422239A
Cited
US3333666A
Cited
US3416429A
Cited
US3386550A
Cited
US3443509A
Cited
US3482509A
Cited
US3534676A
Cited
US3972277A
Cited
US4198555A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-09-13 | 1986-03-15 | 1986-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-09-13 | 1990-03-15 | 1990-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-09-13 | 1994-03-15 | 1994-09-14 | $7700.00 | Window Closed / Lapsed |