Electric heating – Heating devices – With heating unit structure
Patent
1986-01-07
1987-12-08
Shaw, Clifford C.
Electric heating
Heating devices
With heating unit structure
219553, 338330, H05B 310, H01B 106
Patent
active
047119900
ABSTRACT:
The ceramic heater of the present invention is used for regenerating a fine particle collecting filter which is exposed to exhaust gases at elevated temperatures. In this ceramic heater, which is capable of being cantilevered, two electrode portions are provided on a single straight or curved line and heat generating portion is positioned on one side of said line. The heat generating portion comprises a ring-like portion and two leg portions integrally connected to the ring-like portion at two connecting portions which approximately bisect the ring-like portion. The two electrode portions are provided at fore ends of the leg portions respectively, and the ring-like portion and the two electrode portions conjointly form a triangle.
REFERENCES:
patent: 3269806 (1966-08-01), Fitzer et al.
patent: 3681737 (1972-08-01), Magnusson et al.
patent: 4475029 (1984-10-01), Yoshida et al.
patent: 4555358 (1985-11-01), Matsushita et al.
Hoshizaki Hiroki
Kawahara Nobuaki
Oyobe Kazuo
Suzuki Hirofumi
Nippondenso Co. Ltd.
Shaw Clifford C.
Sigda C.
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