Ceramic heaters

Details Ceramic heaters Ceramic heaters

2005-10-25

2005-10-25

Paik, Sang Y. (Department: 3742)

Electric heating

Heating devices

Combined with container, enclosure, or support for material...

C219S541000

Reexamination Certificate

active

06958462

ABSTRACT:
An object of the present invention is to provide a ceramic heater so that hot spots around the end portions of a heat resistor may be prevented. A ceramic heater has a ceramic substrate having a mounting face for an object to be heated, a heat resistor3B embedded in the substrate and having end portions3a, and a connecting member6electrically connected with the end portion3a. At least one connecting member6substantially has an outer shape of a sphere, an ellipsoid of revolution, or a cylinder. The connecting member6has a fixing portion3aof the heat resistor by means of caulking.

REFERENCES:
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patent: 4952783 (1990-08-01), Aufderheide et al.
patent: 5573690 (1996-11-01), Nobori et al.
patent: 5616024 (1997-04-01), Nobori et al.
patent: 5683606 (1997-11-01), Ushikoshi et al.
patent: 6133557 (2000-10-01), Kawanabe et al.
patent: 6423949 (2002-07-01), Chen et al.
patent: 2001-102157 (2001-04-01), None

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