发明名称 |
VLINDERKLEPAFSLUITER, MET EEN HUIS DAT IS VOORZIEN VAN EEN BUISVORMIGE METALEN WAPENING. |
摘要 |
<p>A butterfly valve for pipes having smooth ends comprising a body constituted by a metal casing of generally tubular shape with two dimensional bosses provided with coaxial passages. A layer of elastomer material externally and internally envelops the totality of the metal casing. Two shafts are rotatably mounted in the coaxial passages and support a butterfly within the body. The body includes at one of the extremities thereof an end portion which permits connection of the valve to a pipe by interfitting thereof. The other end of the body can be connected in various ways with the other pipe either as a male or a female fitting with associated annular lips.</p> |
申请公布号 |
NL162728(C) |
申请公布日期 |
1980.06.16 |
申请号 |
NL19740016152 |
申请日期 |
1974.12.11 |
申请人 |
SOCIETE ANONYME DITE: APPLICATIONS MECANIQUES ET ROBINETTERIE INDUSTRIELLE A.M.R.I., PARIJS. |
发明人 |
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分类号 |
F16K1/22;F16L47/06;(IPC1-7):16K1/22;16L47/00 |
主分类号 |
F16K1/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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