| 摘要 |
The invention provides a lip type seal which has a good assembling characteristic of a first lip seal member made of a rubber-like elastic material with respect to a cartridge, and can secure circularity and coaxiality of the seal lip of the first lip seal member. In order to achieve the object, there is provided a lip type seal inhibiting a sealed fluid in a machine from leaking to an atmospheric air side by being installed to an inner periphery of a shaft hole of a housing so as to slidably come into close contact with a peripheral surface of a shaft, the lip type seal having a cartridge fitted to an inner periphery of the shaft hole, a first lip seal member made of a rubber-like elastic material and fitted in a non-bonding manner to the cartridge, a case fitted in a non-bonding manner to the first lip seal member, a second lip seal member made of a resin and a backup ring supporting the second lip seal member, which are retained by caulking to the case, and an adapter fitted to the cartridge at a sealed fluid side of the first lip seal member. |
