Examples of 'stem seal' in a sentence
Meaning of "stem seal"
Stem seal: This phrase could refer to a seal used in mechanical or engineering contexts to prevent leakage in a stem or pipe
How to use "stem seal" in a sentence
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stem seal
Check stem seal for leakage.
One embodiment of the present invention is a stem seal assembly.
Metal valve stem seal and sealing system.
Yet another embodiment of the present invention is a stem seal assembly.
A second stem seal contacts the bottom spherical segment.
TECHNICAL FIELD The present invention is directed to a metal valve stem seal and sealing system.
A first stem seal is interposed between the top spherical segment and the body.
Many existing ball valve designs use an O-ring seal as the primary valve stem seal.
Said at least one stem seal comprising a nitrile polymer ;.
A stem seal design will preferably maintain its seal integrity when such non-operational movements are experienced.
Therefore, there is a need for a stem seal which can satisfy the foregoing design parameters.
SKF engineer Lisa Fredén already today offers a solution ; the new high pressure valve stem seal.
A valve stem seal assembly for use in an internal combustion engine, comprising,.
Fig . 2 illustrates a detailed view of the stem seal assembly portion of the valve assembly 10.
However, stem seals have many design parameters which complicate stem seal designs.
See also
FIG . 2 is an enlarged sectional view of the metal valve stem seal shown in FIG . 1 ;.
The actuation stem seal 37 functions to prevent the escape of fluid from the system.
Referring now to Figures 3 and 4, a second preferred embodiment 10 ′ of a valve stem seal assembly is shown.
Preferably, the lower stem seal and / or the upper stem seal additionally comprises lubricant material.
The valve stem seal assembly of Claim 2 wherein said second aperture defines a multiple lip surface.
Control stem seal with double EPDM O-Ring.
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Examples of using Seal
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And in so doing seal a bond of enduring friendship between us
Please verify that the seal is unbroken
Seal tightly and allow to stand overnight
