发明名称 Spout for swivel-spout dispensing closures
摘要 An improved spout for a dispensing closure of the swivel-spout type for use with a container for fluent substances has a hollow cylindrical knuckle received with a snap fit in mating bearing openings in a base for rotatable relation therewith to position the spout between "on" and "off" positions. A hollow nozzle intersects the knuckle wall. The knuckle has sealing and sliding contact with pads on the base and with a protuberant ring circumjacent a passage in the base for exit of the contents of the container through the bore of the nozzle when the spout is in the "on" position.
申请公布号 US4015756(A) 申请公布日期 1977.04.05
申请号 US19750621429 申请日期 1975.10.10
申请人 U.S. CAP & CLOSURE, INC. 发明人 BECK, JAMES M.
分类号 B65D47/30;(IPC1-7):B67D3/00 主分类号 B65D47/30
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