发明名称 Portable toilet holding tank spout
摘要 A portable toilet comprises a spout via which accumulated waste contents are dumped at a suitable sanitary disposal station. The disclosed embodiment of portable toilet comprises separably mounted seat and holding tank sections which cooperatively define a storage housing for the spout when it is not in use. For dumping the two sections are separated. The spout is rotatably mounted in an aperture in the top wall of the holding tank and is swung from its stored position and a cap at the end of the spout is unscrewed. A vent valve is also provided in the top wall of the holding tank and it is manually operated by the person dumping the holding tank so as to vent the head space during dumping.
申请公布号 US4769860(A) 申请公布日期 1988.09.13
申请号 US19860820758 申请日期 1986.01.17
申请人 THETFORD CORPORATION 发明人 SARGENT, CHARLES L.;ANTOS, JOHN M.;HOFFMAN, JOHN A.;CAMERON, JOHN T.
分类号 E03D5/01;(IPC1-7):E03D1/00 主分类号 E03D5/01
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