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US3612823A Expired / Lapsed US ⏱️ 0.0 years remaining

Combined decorative picture and electric room-heating device

Assignee: Thermal Art Inc
•
Filing: 1970-01-08
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Granted: 1971-10-12
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Expires: 1990-01-08
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Abstract

Abstract A portable device that presents the appearance of a decorative picture which may be mounted at a desired position on the wall of a room, and when so positioned may be electrically energized to warm objects in the room by radiated heat, as well as to cause the warm air in the room to circulate slowly, with the cooler portion of the circulating air being reheated as it rises in the room adjacent the device. There are hanger elements that keep the device from tilting sidewise. A temperature control is incorporated and there is an indicator light to show when the device is operating.

Inventors

  • 👤 Mearl E Ellison

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 04:40
CPC Classifications
F; F24; F24C; F24C7/00; F24C7/04; F24C7/043; F24D; F24D13/00; F24D13/02; F24D13/022; Y; Y02; Y02B; Y02B30/00

Claims Analysis

Total Claims: 4
Claim 1
Independent Claim 526 words
A portable combined decorative picture and heating device that may be hung on a wall partially defining a room to heat said room including: a. a picture frame; b. a first sheet of heat-insulating fiberglass material disposed rearwardly of said frame; c. a second sheet of electrical conducting aluminum material disposed forwardly of said first sheet and bonded thereto; d. a layer of electrical resistance material bonded to the forward face of said second sheet; e. a third sheet of electrical conducting aluminum material bonded to the forward face of said layer; f. means for holding said first, second and third sheets and said layer in a fixed position relative to the rear portion of said frame, said means comprising a continuous recess formed in the rear portion of said frame in which said first, second and third sheets and said layers are at least partially disposed; g. means for supplying electrical current to said second and third sheets to flow through said layer and heat said second and third sheets; h. a film of heat-resistant acrylic resin material which defines a decorative design that covers at least a portion of the forward face of said third sheet, and is at substantially the same temperature as said third sheet; i. means for supporting said frame, sheets, layer and film as a unit at such elevation on said wall that air in contact with said film is heated thereby to provide a low velocity current of air in said room to cause cool air below said picture to constantly rise and be sequentially heated by said film, with objects in said room being heated by radiation from said film, said means comprising a flexible inextensible chain, one end of which is secured to the frame of the device, the other end of said chain having a lug secured thereto, said lug having a pair of parallel, laterally spaced grooves therein, and a keyhole bracket for attachment to a wall, said keyhole bracket having a wall with a keyhole slot therein for reception of the lug, said lug being inserted in the large part of the keyhole slot and slidable into the narrower part with the edge portions of said narrower part received in the parallel grooves of the lug, wherein the device is upwardly and forwardly inclined to provide efficient and effective contact with the film by rising air to cause air heated by contact with the film to be directed into the room according to the inclination of the outer face of the device, and wherein the top of the device is spaceD from the wall and the thermostat means is secured to the backside of the device adjacent the top, the spacing of the top of the device from the wall being sufficient to provide room for the thermostat means between the device and the wall; and j. thermostat means for controlling the supply of electric current to said second and third sheets and said layer of resistant material; and k. an indicator light on the device, said indicator light being connected with the electric current supply and energized thereby when the device is energized.
Claim 2
Dependent Claim 526 words
A portable combined decorative picture and heating device that may be hung on a wall partially defining a room to heat said room including: a. a picture frame; b. a first sheet of heat-insulating fiberglass material disposed rearwardly of said frame; c. a second sheet of electrical conducting aluminum material disposed forwardly of said first sheet and bonded thereto; d. a layer of electrical resistance material bonded to the forward face of said second sheet; e. a third sheet of electrical conducting aluminum material bonded to the forward face of said layer; f. means for holding said first, second and third sheets and said layer in a fixed position relative to the rear portion of said frame, said means comprising a continuous recess formed in the rear portion of said frame in which said first, second and third sheets and said layers are at least partially disposed; g. means for supplying electrical current to said second and third sheets to flow through said layer and heat said second and third sheets; h. a film of heat-resistant acrylic resin material which defines a decorative design that covers at least a portion of the forward face of said third sheet, and is at substantially the same temperature as said third sheet; i. means for supporting said frame, sheets, layer and film as a unit at such elevation on said wall that air in contact with said film is heated thereby to provide a low velocity current of air in said room to cause cool air below said picture to constantly rise and be sequentially heated by said film, with objects in said room being heated by radiation from said film, said means comprising a flexible inextensible chain, one end of which is secured to the frame of the device, the other end of said chain having a lug secured thereto, said lug having a pair of parallel, laterally spaced grooves therein, and a keyhole bracket for attachment to a wall, said keyhole bracket having a wall with a keyhole slot therein for reception of the lug, said lug being inserted in the large part of the keyhole slot and slidable into the narrower part with the edge portions of said narrower part received in the parallel grooves of the lug, wherein the device is upwardly and forwardly inclined to provide efficient and effective contact with the film by rising air to cause air heated by contact with the film to be directed into the room according to the inclination of the outer face of the device, and wherein the top of the device is spaceD from the wall and the thermostat means is secured to the backside of the device adjacent the top, the spacing of the top of the device from the wall being sufficient to provide room for the thermostat means between the device and the wall; and j. thermostat means for controlling the supply of electric current to said second and third sheets and said layer of resistant material; and k. an indicator light on the device, said indicator light being connected with the electric current supply and energized thereby when the device is energized.
Claim 3
Dependent Claim 580 words
A portable combined picture having decorative paint affixed thereto and a heating device that may be hung on a wall partially defining a room to heat said room including: a. a picture frame; b. a first sheet of heat-insulating fiberglass material disposed rearwardly of said frame; c. a second sheet of electrical conducting aluminum material disposed forwardly of said first sheet and bonded thereto; d. an electrical resistance layer of powdered carbon bonded to the forward face of said second sheet; e. a third sheet of electrical conducting aluminum material bonded to the forward face of said layer; f. means for holding said first, second an third sheets and said layer in a fixed position relative to the rear portion of said frame, said means comprising a continuous recess formed in the rear portion of said frame in which said first, second and third sheets and said layer are at least partially disposed; g. means for supplying electrical current to said second and third sheets to flow through said layer and heat said second and third sheets; h. a surface-hardened material which defines the area having said decorative paint affixed thereto and covers at least a portion of the forward face of said third sheet, and is at substantially the same temperature as said third sheet; i. means for supporting said frame, sheets, layer and film as a unit at such elevation on said wall that air in contact with said film is heated thereby to provide a low velocity current of air in said room to cause cool air below said picture to constantly rise and be sequentially heated by said film, with objects in said room being heated by radiation from said film, said means comprising a flexible inextensible chain, one end of which is secured to the frame of the device, the other end of said chain having a lug secured thereto, said lug having a pair of parallel, laterally spaced grooves therein, and a keyhole bracket for attachment to a wall, said keyhole bracket having a wall with a keyhole slot therein for reception of the lug, said lug being inserted in the large part of the keyhole slot and slidable into the narrower part with the edge portions of said narrower part received in the parallel grooves of the lug, wherein the device is upwardly and forwardly inclined to provide efficient and effective contact with the film by rising air to cause air heated by contact with the film to be directed into the room according to the inclination of the outer face of the device, and wherein the top of the device is spaced from the wall and the thermostat means is secured to the back side of the device adjacent the top, the spacing of the top of the device from the wall being sufficient to provide room for the thermostat means between the device and the wall; and j. a thermostat means for controlling the supply of electric current to said second and third sheets and said surface-hardened material, said means having a temperature control knob and a housing secured to the back of said device along the top edge of said frame, whereby said control is not seen when said device is hung on a wall; and k. an indicator light carried by said housing, said indicator light being connected with the electric current supply and energized thereby to be visible within said room as an indication said device is operating.
Claim 4
Dependent Claim 580 words
A portable combined picture having decorative paint affixed thereto and a heating device that may be hung on a wall partially defining a room to heat said room including: a. a picture frame; b. a first sheet of heat-insulating fiberglass material disposed rearwardly of said frame; c. a second sheet of electrical conducting aluminum material disposed forwardly of said first sheet and bonded thereto; d. an electrical resistance layer of powdered carbon bonded to the forward face of said second sheet; e. a third sheet of electrical conducting aluminum material bonded to the forward face of said layer; f. means for holding said first, second an third sheets and said layer in a fixed position relative to the rear portion of said frame, said means comprising a continuous recess formed in the rear portion of said frame in which said first, second and third sheets and said layer are at least partially disposed; g. means for supplying electrical current to said second and third sheets to flow through said layer and heat said second and third sheets; h. a surface-hardened material which defines the area having said decorative paint affixed thereto and covers at least a portion of the forward face of said third sheet, and is at substantially the same temperature as said third sheet; i. means for supporting said frame, sheets, layer and film as a unit at such elevation on said wall that air in contact with said film is heated thereby to provide a low velocity current of air in said room to cause cool air below said picture to constantly rise and be sequentially heated by said film, with objects in said room being heated by radiation from said film, said means comprising a flexible inextensible chain, one end of which is secured to the frame of the device, the other end of said chain having a lug secured thereto, said lug having a pair of parallel, laterally spaced grooves therein, and a keyhole bracket for attachment to a wall, said keyhole bracket having a wall with a keyhole slot therein for reception of the lug, said lug being inserted in the large part of the keyhole slot and slidable into the narrower part with the edge portions of said narrower part received in the parallel grooves of the lug, wherein the device is upwardly and forwardly inclined to provide efficient and effective contact with the film by rising air to cause air heated by contact with the film to be directed into the room according to the inclination of the outer face of the device, and wherein the top of the device is spaced from the wall and the thermostat means is secured to the back side of the device adjacent the top, the spacing of the top of the device from the wall being sufficient to provide room for the thermostat means between the device and the wall; and j. a thermostat means for controlling the supply of electric current to said second and third sheets and said surface-hardened material, said means having a temperature control knob and a housing secured to the back of said device along the top edge of said frame, whereby said control is not seen when said device is hung on a wall; and k. an indicator light carried by said housing, said indicator light being connected with the electric current supply and energized thereby to be visible within said room as an indication said device is operating.

References Cited (Backward Citations)

US737234A Cited
US2540295A Cited
US2634361A Cited
US3061501A Cited
US3143637A Cited
GB1030713A Cited
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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) 1974-10-11 1975-04-12 1975-10-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-10-11 1979-04-12 1979-10-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-10-11 1983-04-12 1983-10-12 $7700.00 Window Closed / Lapsed

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