Pressure gauge having a dampener mechanism
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United States of America Patent
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Nov 25, 2003
Issued Date -
N/A
app pub date -
Jun 7, 2000
filing date -
May 15, 1998
priority date (Note) -
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Abstract
Various embodiments are disclosed of dampening apparatus for a pressure gauge in which a short length of sleeve, ferrule, hub or thimble encircles a pointer shaft in a close but loose fit relation defining a clearances packed with a high viscosity dampening agent such that it serves to decelerate and cushion any sudden shock or pulsation force that would otherwise be transmitted from the pointer shaft to a pointer registering values of pressure of fluid pressure being monitored.
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