SEAL RING
PURPOSE: To prevent oil leakage by applying a high-pressure oil to the inner circumferential surface of a seal ring that has been made of polyether ether ketone, because its self-tension is weak, so that the deficiency of self-tension can be compensated. CONSTITUTION: A seal ring 20 is made small in...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE: To prevent oil leakage by applying a high-pressure oil to the inner circumferential surface of a seal ring that has been made of polyether ether ketone, because its self-tension is weak, so that the deficiency of self-tension can be compensated. CONSTITUTION: A seal ring 20 is made small in thickness except an abutment 23, and the abutment 23 having a larger thickness is made up of a first abutment 26, a second abutment 29, and a third abutment 31. |
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