Back to results
US 5,705,261 AGranted
Active metal metallization of mini-igniters by silk screening
AssigneeSaint-Gobain/Norton Industrial Ceramics Corporation
InventorScott R. Axelson
Life of this patent
Estimating the term…
Abstract
A ceramic igniter comprising: a) a lead wire, b) a ceramic substrate, and c) a braze pad having a thickness of less than about 150 microns, wherein the lead wire and ceramic substrate are placed in electrical connection by the braze pad.
Claims12
A ceramic igniter comprising:
- a) a ceramic substrate having first and second conductive ends and a highly resistive middle portion, the conductive ends comprising between 30 volume percent and 55 volume percent nitride ceramic, and
- b) a braze pad disposed on each conductive end of the ceramic substrate, each pad having a thickness of less than about 150 microns, the braze pad comprising between about 95 weight percent and about 99.9 weight percent of at least one filler metal selected from the group consisting of silver, copper, indium, tin, zinc, lead, cadmium and phosphorous.
Dependencies are inferred from the claim text.