Electrical resistors – Resistance value responsive to a condition – Current and/or voltage
Patent
1977-03-18
1979-07-03
Guynn, Herbert B.
Electrical resistors
Resistance value responsive to a condition
Current and/or voltage
252514, 338 23, H01C 710
Patent
active
041602277
ABSTRACT:
This specification discloses a thermistor composition comprising a thermistor characteristic powder, a bismuth containing borosilicate glass frit and an electrically conductive powder comprising a mixture of a noble metal powder and ruthenium oxide powder which is selected from RuO.sub.2 + Ag and RuO.sub.2 + Au wherein the mixing ratio of the metal oxide thermistor characteristic powder, the glass and the electrically conductive powder is in the area of the quadrilateral ABCD in the triangular diagram of the accompanying FIG. 1 and the amount of the ruthenium oxide powder is 15-95% by weight of total of the noble metal powder and the ruthenium oxide powder, the vertexes A, B, C and D of the quadrilateral ABCD being the points showing the following compositions:
REFERENCES:
patent: 2274592 (1942-02-01), Dearborn
patent: 3015633 (1962-01-01), Humbert et al.
patent: 3408311 (1968-10-01), Short
patent: 3450545 (1969-06-01), Ballard et al.
patent: 3477055 (1969-11-01), Herbst et al.
patent: 3573229 (1971-03-01), Herbst et al.
patent: 3679606 (1972-07-01), Short
patent: 4051074 (1977-09-01), Asada
Ikegami Akira
Mozume Teruo
Sakashita Kiyoshi
Tosaki Hiromi
Tsubokawa Ichiro
Guynn Herbert B.
Hitachi , Ltd.
LandOfFree
Thermistor composition and thick film thermistor does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Thermistor composition and thick film thermistor, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Thermistor composition and thick film thermistor will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2276977