Claims
- 1. A radiant heater comprising:
- a container;
- a layer of electrical and thermal insulating material disposed in the container;
- at least one infra-red source means supported in said container, said at least one infra-red source means having an envelope having ends and which is transmissive of infra-red radiation; and
- support means for supporting said envelope at least in part intermediate the ends thereof, said support means comprising at least one protrusion from said insulating material.
- 2. The heater of claim 1, wherein said source means is supported in part by at least one clip.
- 3. The heater of claim 2, wherein said clip engages the upper surface of the source means.
- 4. The heater of claim 2, including a wall of insulating material extending over said layer, wherein said clip engages with said wall.
- 5. The heater of claim 4, wherein said clip is sandwiched between said wall and said layer.
- 6. The heater of claim 2, wherein said clip engages with said layer.
- 7. The heater of claim 6, wherein said clip is secured to said layer.
- 8. The heater of claim 2, wherein said clip is at least partially coated in an electrically insulating material.
- 9. The heater of claim 8, wherein said clip is at least partially coated in flame-sprayed alumina.
- 10. A radiant electric heater comprising:
- a container;
- a layer of electrical and thermal insulating material disposed in the container; and
- at least one infra-red source means supported in said container at least in part by at least one protrusion from said insulating material intermediate the ends of said source means, and wherein said source means is supported in part by at least one clip.
- 11. The heater of claim 10, wherein said clip engages the upper surface of the source means.
- 12. The heater of claim 10, including a wall of insulating material extending over said layer, wherein said clip engages with said wall.
- 13. The heater of claim 12, wherein said clip is sandwiched between said wall and said layer.
- 14. The heater of claim 10, wherein said clip engages with said layer.
- 15. The heater of claim 14, wherein said clip is secured to said layer.
- 16. The heater of claim 10, wherein said clip is at least partially coated in an electrically insulating material.
Priority Claims (4)
Number |
Date |
Country |
Kind |
8812600 |
May 1988 |
GBX |
|
8822119 |
Sep 1988 |
GBX |
|
8830118 |
Dec 1988 |
GBX |
|
8900777 |
Jan 1989 |
GBX |
|
Parent Case Info
This is a division of application Ser. No. 07/358,328 filed May 26, 1989 now U.S. Pat. No. 5,051,561.
US Referenced Citations (14)
Foreign Referenced Citations (6)
Number |
Date |
Country |
0117346 |
Feb 1983 |
EPX |
0817601 |
Jun 1956 |
GBX |
1273023 |
Feb 1969 |
GBX |
2120006A |
May 1982 |
GBX |
2146431A |
Apr 1985 |
GBX |
2197169A |
May 1988 |
GBX |
Divisions (1)
|
Number |
Date |
Country |
Parent |
358328 |
May 1989 |
|