Twist indicator gasket
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United States of America Patent
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-
Dec 31, 1991
Issued Date -
N/A
app pub date -
Feb 20, 1991
filing date -
Nov 30, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A gasket and method for detecting the status of an installed gasket is disclosed, wherein the gasket comprises a series of protruding projections which vary from a visually detectable, defined direction when installed improperly. This invention has particular utility in manufacturing operations where improper gasket installation is difficult to detect during assembly, particularly in the automotive heat exchanger industry.
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