发明名称 ROERKOMPONENT INNEHAALLANDE EN RENGOERINGSKOMPONENT
摘要 <p>Pipe component, in which there is an opening for cleaning the pipework and a hatch (2) which covers this opening and which may be removed or turned aside, and which includes or to which may be installed an adjustment flap (19) or other device intended for the flow duct. In accordance with the invention the flow duct has essentially a standard diameter for the entire length of the pipe component, and the opening is on a greatest length at least the size of half the circumference. It is the intention of the invention to achieve a pipe component equipped with a hatch that makes cleaning of the pipework possible, which also offers the possibility of connecting simply to the place of the opening various devices to be installed in the pipework. Good flow characteristics have been regarded as being an extremely important objective of the invention.</p>
申请公布号 SE8901349(D0) 申请公布日期 1989.04.14
申请号 SE19890001349 申请日期 1989.04.14
申请人 KALEVI ONNI RUUSUVIRTA 发明人 KALEVI ONNI RUUSUVIRTA
分类号 F16L45/00;(IPC1-7):01C1/10 主分类号 F16L45/00
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