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Sealing gasket for sewage draining exit of closestool
A sealing gasket for a sewage draining exit of a closestool is characterized in that a groove is hollowed out, and an outer ring is lower than an inner ring. When the outer ring is stressed, a largerinward free contraction space is provided.
一种马桶排污口密封垫，其特征是镂空凹槽、外圈低于内圈。外圈受力时有更大的向内自由收缩空间。
Sealing gasket for sewage draining exit of closestool
A sealing gasket for a sewage draining exit of a closestool is characterized in that a groove is hollowed out, and an outer ring is lower than an inner ring. When the outer ring is stressed, a largerinward free contraction space is provided.
一种马桶排污口密封垫，其特征是镂空凹槽、外圈低于内圈。外圈受力时有更大的向内自由收缩空间。
Sealing gasket for sewage draining exit of closestool
马桶排污口密封垫
2020-09-04
Patent
Electronic Resource
Chinese
IPC:
E03D
WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES
,
Wasserklosetts oder Urinale mit Spülvorrichtungen
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