US4198561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination set of a pan and a cookstove
Assignee: GRILL MISONO CO Ltd
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Filing: 1977-10-07
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Granted: 1980-04-15
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Expires: 1997-10-07
Abstract
Abstract A set comprising a pan having a flat bottom and an oblique rim divergently extended from the bottom, and a cookstove having a broad brim, wherein when the pan is placed on the cookstove, a clearance of several millimeters is formed between an outside surface of the oblique rim and an inside end of the broad brim, and a combustion gas flows up through this clearance forming an air curtain thereby protecting the people surrounding this set from the direct smell, and maintaining cooked food temporarily placed on the broad brim at a certain temperature.
Inventors
- 👤 Shigeji Fujioka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:16
CPC Classifications
A; A47; A47J; A47J36/00; A47J36/24; A47J36/26
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
267 words
In a set including a combination of a pan having a flat bottom and an oblique rim divergently extended from the bottom, and a cookstove used in combination with a heater to be housed therewithin and having an enclosure and a horizontal brim supported by the enclosure, the enclosure being provided with arms for putting the pan thereon and air ports, the arms being provided in such a manner that a portion of the oblique rim of the pan projecting above the brim is shorter than a portion of the oblique rim of the pan located under the broad brim, when the pan is placed on the arms wherein the improvement comprises the oblique rim of the pan having a cutaway portion with a protrusion extending downwardly from the bottom of the cutaway portion, the brim of the cookstove being broad enough to put roasted foods thereon, said brim extending radially inwardly and outwardly from the top of the enclosure for keeping an appropriate warm temperature when the set is in use and being provided with a low weir on the whole outer circumferential edge thereof to protect the foods and others from dropping therefrom, a receiver for wastes being attached to the inside of the enclosure and located directly under the protrusion when the pan is put on the arms, and a clearance of several millimeters being formed between the outside surface of the oblique rim of the pan and the inside end of the brim when the pan is put on the arms so as to stream hot gases therethrough to make an air curtain.
Claim 2
Dependent Claim
267 words
In a set including a combination of a pan having a flat bottom and an oblique rim divergently extended from the bottom, and a cookstove used in combination with a heater to be housed therewithin and having an enclosure and a horizontal brim supported by the enclosure, the enclosure being provided with arms for putting the pan thereon and air ports, the arms being provided in such a manner that a portion of the oblique rim of the pan projecting above the brim is shorter than a portion of the oblique rim of the pan located under the broad brim, when the pan is placed on the arms wherein the improvement comprises the oblique rim of the pan having a cutaway portion with a protrusion extending downwardly from the bottom of the cutaway portion, the brim of the cookstove being broad enough to put roasted foods thereon, said brim extending radially inwardly and outwardly from the top of the enclosure for keeping an appropriate warm temperature when the set is in use and being provided with a low weir on the whole outer circumferential edge thereof to protect the foods and others from dropping therefrom, a receiver for wastes being attached to the inside of the enclosure and located directly under the protrusion when the pan is put on the arms, and a clearance of several millimeters being formed between the outside surface of the oblique rim of the pan and the inside end of the brim when the pan is put on the arms so as to stream hot gases therethrough to make an air curtain.
Claim 3
Dependent Claim
36 words
A set as claimed in claim 1, wherein the pan is made of iron, the broad brim of the cookstove is made of aluminum, and a lid for covering the pan when roasting meat is provided.
Claim 4
Dependent Claim
45 words
A set as claimed in claim 2, wherein the cookstove is provided with a detachable bottom plate, the heater is disengageable with respect to the bottom plate, and the enclosure is provided with a cutaway portion, thereby allowing the use of various types of heaters.
Claim 5
Dependent Claim
31 words
A set as claimed in claim 2, wherein the heater is integrally incorporated with the cookstove, the heater is a gas burner, and the cookstove is provided with a reflecting plate.
Claim 6
Dependent Claim
14 words
A set as claimed in claim 3, wherein the heater is an electric heater.
Claim 7
Dependent Claim
79 words
A set as claimed in claim 3, wherein the cutaway portion of the pan is about 10 cm long at the upper end of the oblique rim and has a downwardly folded portion, the broad brim of the cookstove is about 10 cm wide and has a thickness of about 5 mm, a low weir is provided on the outer circumference of the broad brim, and the plane of the broad brim is circular but having a linear portion.
Claim 8
Dependent Claim
80 words
A set as claimed in claim 4, wherein the cutaway portion of the pan is about 10 cm long at the upper end of the oblique rim, and the broad brim of the cookstove is about 10 cm wide and has a thickness of about 5 mm, said cutaway portion having a downwardly folded portion, said broad brim having a low weir on the outer circumference thereof, the plane of said broad brim being circular and having a linear portion.
Claim 9
Dependent Claim
80 words
A set as claimed in claim 5, wherein the cutaway portion of the pan is about 10 cm long at the upper end of the oblique rim, and the broad brim of the cookstove is about 10 cm wide and has a thickness of about 5 mm, said cutaway portion having a downwardly folded portion, said broad brim having a low weir on the outer circumference thereof, the plane of said broad brim being circular and having a linear portion.
Claim 10
Dependent Claim
30 words
A set as claimed in claim 7, wherein the cookstove has a bottom plate under the reflecting plate having airports, and the receiver for wastes are formed like a drawer.
Claim 11
Dependent Claim
53 words
A set as claimed in claim 1, wherein the net has horizontally projected supporting rods and upwardly projected handles, said rods being caught at the end of the oblique rim of the pan in use and being put on said handles of the pan when the net is lifted off from the pan.
Claim 12
Dependent Claim
25 words
A set as claimed in claim 1, wherein the pan is made of iron, and the broad brim of the cookstove is made of aluminum.
Claim 13
Dependent Claim
48 words
A set as claimed in claim 1, wherein the pan is made of iron, the broad brim of the cookstove is made of aluminum, and the cookstove is provided with an upper enclosure vertically movable with respect to a lower enclosure having arms for putting the pan thereon.
Claim 14
Dependent Claim
41 words
A set as claimed in claim 11, wherein the cookstove has a detachable bottom plate, the heater is detachable with respect to the bottom plate, and the enclosure has a cutaway portion, thereby allowing the use of various types of heaters.
Claim 15
Dependent Claim
26 words
A set as claimed in claim 11, wherein the heater is a gas burner integrally incorporated with the cookstove, and the cookstove includes a reflecting plate.
Claim 16
Dependent Claim
41 words
A set as claimed in claim 12, wherein the cookstove has a detachable bottom plate, the heater is detachable with respect to the bottom plate, and the enclosure has a cutaway portion, thereby allowing the use of various types of heaters.
Claim 17
Dependent Claim
26 words
A set as claimed in claim 12, wherein the heater is a gas burner integrally incorporated with the cookstove, and the cookstove includes a reflecting plate.
Claim 18
Dependent Claim
14 words
A set as claimed in claim 13, wherein the heater is an electric heater.
Claim 19
Dependent Claim
68 words
A set as claimed in claim 14, wherein the broad brim of the cookstove is about 10 cm wide and has a thickness of about 5 mm, a low weir is provided on the outer circumference of the broad brim, the plane of the broad brim is circular but having a linear portion, and the cookstove has a bottom plate located under the reflecting plate and having airports.
Claim 20
Dependent Claim
232 words
In a set comprising a combination of a pan having a flat bottom and an oblique rim divergently extended from the bottom and being provided with a metal net engageable with and disengageable from the pan, and a cookstove used in combination with a heater housed therewithin and having an enclosure and a horizontal brim supported by the enclosure, the enclosure being provided with arms for putting the pan thereon and air ports, the arms being provided in such a manner that a portion of the oblique rim of the pan projecting above the brim is shorter than a portion of the oblique rim of the pan located under the broad brim when the pan is placed on the arms wherein the improvement comprises the brim of the cookstove being broad enough to put fried foods thereon, said brim extending radially inwardly and outwardly from the top of the enclosure for keeping the brim at an appropriate warm temperature when the set is in use and being provided with a low weir on the whole circumferential edge thereof to protect foods and others from dropping therefrom and a clearance of several millimeters being formed between the outside surface of the oblique rim of the pan and the inside end of the brim when the pan is put on the arms so as to stream hot gases therethrough to make an air curtain.
Claim 21
Dependent Claim
232 words
In a set comprising a combination of a pan having a flat bottom and an oblique rim divergently extended from the bottom and being provided with a metal net engageable with and disengageable from the pan, and a cookstove used in combination with a heater housed therewithin and having an enclosure and a horizontal brim supported by the enclosure, the enclosure being provided with arms for putting the pan thereon and air ports, the arms being provided in such a manner that a portion of the oblique rim of the pan projecting above the brim is shorter than a portion of the oblique rim of the pan located under the broad brim when the pan is placed on the arms wherein the improvement comprises the brim of the cookstove being broad enough to put fried foods thereon, said brim extending radially inwardly and outwardly from the top of the enclosure for keeping the brim at an appropriate warm temperature when the set is in use and being provided with a low weir on the whole circumferential edge thereof to protect foods and others from dropping therefrom and a clearance of several millimeters being formed between the outside surface of the oblique rim of the pan and the inside end of the brim when the pan is put on the arms so as to stream hot gases therethrough to make an air curtain.
References Cited (Backward Citations)
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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) | 1983-04-15 | 1983-10-15 | 1984-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-04-15 | 1987-10-15 | 1988-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-04-15 | 1991-10-15 | 1992-04-15 | $7700.00 | Window Closed / Lapsed |