Container cover and safety closure

作者: Harold T. Pehr

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摘要: A cover and safety closure structure for a container having flowable material therein includes cap member integral with or mounted on the dispensing aperture in top wall of member. is hingedly movable between an open position covering relation closing aperture. latch extends from have cooperative portions engageable one other retaining The resilient members urging into retaning engagement. To move to position, it first necessary portion toward against resistance second separate cooperating then position.

参考文章(2)
Morton B Stull, Tilt/lift safety closure ,(1973)