US4780588A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microwave oven having a plurality of stored cooking programs
Assignee: Sharp Corp
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Filing: 1987-10-26
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Granted: 1988-10-25
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Expires: 2007-10-26
Abstract
Abstract A microwave oven including an oven main body having a heater, and a function unit removably attachable to a front portion of the main body is provided. The function unit includes an optical reader for reading cooking data, an input device for entering restriction data as to restriction requirements for cooking, a memory for storing the cooking data entered by the reader and the restriction data entered by the input device, a calculator-controller for comparing and matching the cooking data and restriction data retrieved from the memory and selecting at least one menu fulfilling the restriction requirements from the cooking data, a device for operating the heater according to the selected cooking data when the function unit is attached to the main body, and a display for presenting data when the restriction data is entered and output. By a simple procedure, the desired menu is selectable which satisfies various cooking restriction requirements contemplated by the chef. The function unit permits the chef to select menus and enter cooking data at a desired place away from the main oven body.
Inventors
- 👤 Kaoru Edamura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:26
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/6435; H05B6/6441; H05B6/6438; H05B6/647; H05B6/6482
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
244 words
A microwave oven comprising: a main oven body having means for heating food items placed therein; and a function unit removably attached to a front portion of said main oven body, said function unit being operable at a location remote from said main oven body and including, optical read means for reading cooking data from bar codes provided for each of a plurality of menus assembled in a cookbook, input means for entering a plurality of cooking restriction data into said function unit, said cooking restriction data including heating temperatures for said microwave oven, desired caloric values for a selected menu, and maximum cooking times for the selected menu, memory means for storing said cooking data read by said optical read means and said plurality of cooking restriction data entered by said input means, control means for comparing said stored cooking data from each said plurality of menus read by said optical read means with said stored plurality of cooking restriction data and selecting at least one menu from said plurality of menus which meets cooking requirements identified by said stored plurality of cooking restriction data, and display means for displaying said cooking data read from said bar codes, said plurality of cooking restriction data entered by said input means, and said at least one menu selected by said control means, wherein said heating means is controlled according to said selected cooking data when said function unit is attached to said main oven body.
Claim 2
Dependent Claim
244 words
A microwave oven comprising: a main oven body having means for heating food items placed therein; and a function unit removably attached to a front portion of said main oven body, said function unit being operable at a location remote from said main oven body and including, optical read means for reading cooking data from bar codes provided for each of a plurality of menus assembled in a cookbook, input means for entering a plurality of cooking restriction data into said function unit, said cooking restriction data including heating temperatures for said microwave oven, desired caloric values for a selected menu, and maximum cooking times for the selected menu, memory means for storing said cooking data read by said optical read means and said plurality of cooking restriction data entered by said input means, control means for comparing said stored cooking data from each said plurality of menus read by said optical read means with said stored plurality of cooking restriction data and selecting at least one menu from said plurality of menus which meets cooking requirements identified by said stored plurality of cooking restriction data, and display means for displaying said cooking data read from said bar codes, said plurality of cooking restriction data entered by said input means, and said at least one menu selected by said control means, wherein said heating means is controlled according to said selected cooking data when said function unit is attached to said main oven body.
Claim 3
Dependent Claim
34 words
The microwave oven according to claim 1, wherein said input means includes means for setting a priority order for said plurality of cooking restriction data as determined by an operator of the microwave oven.
Claim 4
Dependent Claim
51 words
The microwave oven according to claim 2, wherein the input plurality of cooking restriction data may be invalidated for each item and selected in an order reverse to the priority order, said input means being further provided with means for specifying the number of items of restriction data to be invalidated.
Claim 5
Dependent Claim
41 words
The microwave oven according to claim 1, wherein said control means includes means for feeding to said display means a signal indicating heating progress during cooking when said function unit is attached to the front portion of said main oven body.
Claim 6
Dependent Claim
72 words
The microwave oven according to claim 1, wherein said control means includes means for selecting at least one menu fulfilling restriction requirements according to said cooking restriction data, calculating when to start preparation of a selected menu according to a heating time and standard preparation time included in the cooking data read from said bar code and producing a signal indicating a menu preparation start time upon arrival of said start time.
Claim 7
Dependent Claim
53 words
The microwave oven according to claim 5, wherein said control means includes means for correcting the standard preparation time using cooking frequency data retreived from said memory means and a correction parameter retrieved from said memory according to the cooking frequency data, and calculating the preparation start time according to a corrected result.
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) | 1991-10-25 | 1992-04-25 | 1992-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-10-25 | 1996-04-25 | 1996-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-10-25 | 2000-04-25 | 2000-10-25 | $7700.00 | Window Closed / Lapsed |