| 摘要 |
A flexible seal ring includes a first sealing face and a rear face is disposed opposite the front sealing face, the rear face is axially offset relative to the front sealing face. An upper face disposed between the front face and the rear face, the upper face extending from the rear face towards the front face such that an interior angle between the upper face and the rear face is greater than 110 degrees. Another flexible seal ring includes a first front sealing face, a rear face, at least one downwardly disposed upper face disposed between the front face and the rear face, at least one downwardly disposed lower face, and a second front sealing face disposed between the downwardly disposed lower face and the first front sealing face. A cartridge seal includes a flexible seal ring and an upper retaining ring.
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