发明名称 Drainpipe strainer
摘要 A drainpipe straining device can be attached either through an existing cleanout hole within the drainpipe or can be releasably secured to the drainpipe through a radial hole formed in the pipe. The device includes a plug member having substantially axially extending bristles. The shank of the plug member may be received within the bore of a cleanout hole already provided in a drain structure, or releasably received within a bore formed in a ring adapted to be secured to a radial hole drilled into the drainpipe. The ring member can be secured by strap means to the drainpipe and held in place thereon to releasably receive the plug. Solid materials will be received and collected by the bristles on the drain plug and can be removed from the drainpipe simply by removing and cleaning the plug and associated bristles.
申请公布号 US4539718(A) 申请公布日期 1985.09.10
申请号 US19840593027 申请日期 1984.03.23
申请人 HAER, RICHARD L. 发明人 HAER, RICHARD L.
分类号 E03C1/264;E03C1/282;(IPC1-7):E03C1/26 主分类号 E03C1/264
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