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发明名称
充气式密封圈
摘要
本实用新型提供了一种阀门上使用的充气式密封圈,密封圈内设有空腔,空腔上设一进气孔,与压缩气源相通。本实用新型的有益效果是阀门启闭力矩小,使用寿命长,密封安全可靠。
申请公布号
CN2828467Y
申请公布日期
2006.10.18
申请号
CN200520076549.5
申请日期
2005.10.18
申请人
倪静丰
发明人
倪静丰
分类号
F16K1/22(2006.01)
主分类号
F16K1/22(2006.01)
代理机构
代理人
主权项
1、一种充气式密封圈,其特征在于:密封圈内设有空腔,空腔上设一进气孔,与压缩气源相通。
地址
226232江苏省启东市阀门厂家属区
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