Ceramics heater

Electric heating – Heating devices – Combined with container – enclosure – or support for material...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C219S444100

Reexamination Certificate

active

07372001

ABSTRACT:
A ceramics heater comprises a circular heater plate formed of aluminum nitride and a metal foil heater wire formed of a high-melting metal and having a thickness of 100 μm to 175 μm. The heater wire is embedded in the heater plate. The heater wire has an inside portion located near the center of the heater plate and formed in zigzags at first pitches in the circumferential direction of the heater plate and an outside portion located near the outer periphery of the heater plate and formed in zigzags at second pitches in the circumferential direction of the heater plate. The second pitches are shorter than the first pitches.

REFERENCES:
patent: 4804823 (1989-02-01), Okuda et al.
patent: 4843218 (1989-06-01), Husslein et al.
patent: 5151871 (1992-09-01), Matsumura et al.
patent: 5314541 (1994-05-01), Saito et al.
patent: 5397396 (1995-03-01), Kosky et al.
patent: 5591269 (1997-01-01), Arami et al.
patent: 5665166 (1997-09-01), Deguchi et al.
patent: 5683606 (1997-11-01), Ushikoshi et al.
patent: 6080970 (2000-06-01), Yoshida et al.
patent: 6242719 (2001-06-01), Kano et al.
patent: 6448538 (2002-09-01), Miyata
patent: 6891263 (2005-05-01), Hiramatsu et al.
patent: 2001/0029895 (2001-10-01), Hanamachi et al.
patent: 2001/0055190 (2001-12-01), Saito et al.
patent: 5343167 (1993-12-01), None
patent: 3011528 (1999-12-01), None
patent: 2000231980 (2000-08-01), None
patent: WO0076273 (2000-12-01), None
patent: 5-343167 (1993-12-01), None
patent: 12-231980 (2000-08-01), None
Office Action dated Oct. 29, 2004 from corresponding Korean Application.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Ceramics heater does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Ceramics heater, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Ceramics heater will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2753877

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.