| 摘要 |
PURPOSE: A sealing assembly is provided to prevent noises of water pump caused due to the pressure rise, while preventing leakage of coolant. CONSTITUTION: A sealing assembly(100) comprises a first sealing unit(10) arranged in the vicinity of a bearing shaft(11), wherein the first sealing unit has a mating ring(15) contacting a coolant and is deposited with a first carbon member(20); a second sealing unit(30) fixed to a housing(14) through a sealing member(17), a bellows(19) and a coil spring member(12), wherein the second sealing unit has a second carbon member(40) arranged at the front end of the second sealing unit and is disposed to contact the first carbon member; and a distance measuring unit(50) for measuring the distance between the first sealing unit and the second sealing unit through the measurement of resistance.
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