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Temperature sensor with improved thermal barrier and gas seal between the probe and housing

Patent ·
OSTI ID:871494
 [1];  [2]
  1. Canfield, OH
  2. New Wilmington, PA
+ Show Author Affiliations

A temperature sensor comprising: a hollow tube with a first end and a second end, wherein the second end is closed sealing a cavity within the tube from an environment outside of the tube and wherein the first end has an exterior cylindrical surface; a temperature responsive sensing element within the tube proximate to the second end; a glass cylinder having an inner cylindrical surface in sealing engagement with the exterior cylindrical surface of the first end of the tube; and a sensor housing having an inner cylindrical cavity bounded by an inner cylindrical wall, wherein an outer cylindrical surface of the glass cylinder is sealingly engaged with the inner cylindrical wall.

Research Organization:
General Motors Corp
DOE Contract Number:
AC02-90CH10435
Assignee:
General Motors Corporation (Detroit, MI)
Patent Number(s):
US 5743646
OSTI ID:
871494
Country of Publication:
United States
Language:
English

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