US4459449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooking apparatus with menu display
Assignee: Toshiba Corp
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Filing: 1982-01-27
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Granted: 1984-07-10
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Expires: 2002-01-27
Abstract
Abstract Disclosed is a cooking apparatus having operating keys for selecting a cooking menu, a display device having a number of display cards each inscribed with a cooking menu, and a rotatable member having the display cards swingingly secured along its periphery. The display cards are successively turned to successively change the displayed menu according to the rotation of the rotatable member. The cooking apparatus further has drive means for rotating the rotatable member, control means for controlling the drive means to rotate to the position determined by the signal from the operating keys. The apparatus further comprises heating device for heating items to be cooked, and means for operating the heating device according to a sequence corresponding to the cooking menu displayed on the displaying device by the signal from the operating keys.
Inventors
- 👤 Hidetoshi Hirata
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:47
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/66; H05B6/68; H05B6/6435; F; F24; F24C; F24C7/00; F24C7/08; F24C7/082; H05B6/6447; H05B6/645; H05B6/647; H05B6/6482
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
138 words
A cooking apparatus comprising: a means for cooking items; a panel associated with said cooking apparatus having means thereon for generating control signals; a display means comprising a plurality of display cards, each inscribed with cooking information on a surface thereof, and a rotatable member, said display cards being swingingly secured to a peripheral portion of said rotatable member to pivot about an axis, said display cards pivoting in a direction substantially perpendicular to said surface; drive means for rotating said rotatable member to successively pivot and display said display cards according to the position of said rotatable member; control means for controlling said drive means to rotate to a position determined by said control signals; means, responsive to said control signals, for automatically operating said cooking means according to said cooking information displayed on said display cards.
Claim 2
Dependent Claim
138 words
A cooking apparatus comprising: a means for cooking items; a panel associated with said cooking apparatus having means thereon for generating control signals; a display means comprising a plurality of display cards, each inscribed with cooking information on a surface thereof, and a rotatable member, said display cards being swingingly secured to a peripheral portion of said rotatable member to pivot about an axis, said display cards pivoting in a direction substantially perpendicular to said surface; drive means for rotating said rotatable member to successively pivot and display said display cards according to the position of said rotatable member; control means for controlling said drive means to rotate to a position determined by said control signals; means, responsive to said control signals, for automatically operating said cooking means according to said cooking information displayed on said display cards.
Claim 3
Dependent Claim
25 words
A cooking apparatus according to claim 1, wherein said cooking information includes a menu displayed by an upper display card and a lower display card.
Claim 4
Dependent Claim
28 words
A cooking apparatus according to claim 1, wherein said cooking information is displayed on a cooking menu comprising a pair of display cards disposed one above the other.
Claim 5
Dependent Claim
81 words
A cooking apparatus according to claim 1, wherein said display cards have an upper half and a lower half, each half having a first and second display surface with display information inscribed on both of said first and second surfaces whereby said upper half of said display card has its first surface visible and said lower half of said display card has its second surface visible, the second surface of said upper half being visible when said rotatable member is rotated.
Claim 6
Dependent Claim
30 words
A cooking apparatus according to claim 1, wherein said display means is operable to display said display cards in sequential groups, said groups corresponding to menus having similar cooking functions.
Claim 7
Dependent Claim
23 words
A cooking apparatus according to claim 1, wherein said means for generating control signals comprises switch means for manually setting desired cooking conditions.
Claim 8
Dependent Claim
23 words
A cooking apparatus according to claim 1, wherein said means for generating control signals further comprises a switch for selecting desired cooking functions.
Claim 9
Dependent Claim
15 words
A cooking apparatus according to claim 1, wherein said drive means comprises a step motor.
Claim 10
Dependent Claim
15 words
A cooking apparatus according to claim 1, wherein said cooking means comprises an electric heater.
Claim 11
Dependent Claim
15 words
A cooking apparatus according to claim 1, wherein said cooking means comprises a magnetron device.
Claim 12
Dependent Claim
19 words
A cooking apparatus according to claim 1, wherein said cooking means comprises an electric heater and a magnetron device.
Claim 13
Dependent Claim
39 words
A cooking apparatus according to claim 1, wherein said display means further comprises a stopper for restricting pivoting of said display cards, said stopper being operable to allow said display cards to pivot when said drive means is operated.
Claim 14
Dependent Claim
42 words
A cooking apparatus according to claim 1, wherein said display cards are arranged in groups, each group comprising an index indicating an order of menus for a cooking function sequentially followed by cards indicating said cooking information corresponding to said cooking function.
Claim 15
Dependent Claim
45 words
A cooking apparatus according to claim 13, further comprising a plurality of numbered indexes and wherein said means for generating control signals further comprises numerical keys for selecting said menu according to the number of an index indicating cooking information corresponding to a cooking function.
Claim 16
Dependent Claim
35 words
A cooking apparatus according to claim 1, wherein each of said display cards has a detent member at an edge portion thereof for swingingly securing said card on said peripheral portion of said rotatable member.
Claim 17
Dependent Claim
26 words
A cooking apparatus according to claim 15, wherein said rotatable member has a plurality of bearing holes along said peripheral portion for receiving said detent members.
Claim 18
Dependent Claim
17 words
A cooking apparatus according to claim 15, wherein said detent members are integral with said display card.
Claim 19
Dependent Claim
41 words
A cooking apparatus according to claim 1, wherein said control means comprises a step motor driving circuit and a preset counter for counting and comparing the number of pulses from said control signal generating means with a predetermined number of pulses.
Claim 20
Dependent Claim
74 words
A cooking apparatus according to claim 18, wherein said control means further comprises a timing signal generator for indicating the position of rotation of said rotatable member and for generating a start pulse for said preset counter to count a number of pulses, said preset counter being operable to generate a signal to drive said step motor through said step motor driving circuit according to the number of pulses determined by said control signal.
Claim 21
Dependent Claim
27 words
A cooking apparatus according to claim 18, wherein said control means further comprises a pulse generator for generating said predetermined number of pulses for said preset counter.
Claim 22
Dependent Claim
15 words
A cooking apparatus according to claim 20, wherein said drive means rotates in one direction.
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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) | 1987-07-10 | 1988-01-09 | 1988-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-07-10 | 1992-01-09 | 1992-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-07-10 | 1996-01-09 | 1996-07-10 | $7700.00 | Window Closed / Lapsed |