Container having safety closure

Claim 1

In a safety container: a. a container body having an opening therein through which the contents, including solid pills or liquid medicines and chemicals, may be dispensed, said container opening being provided with part of matching rotational retaining means, b. an insert having retaining means thereon matching with and fitting said rotational retaining means in said opening, said insert being thereby rotated in position in said opening so that the top of said insert is substantially even and flush with the top of said container opening whereby it is not possible for a small child to grasp any significant part of the insert with the fingers for removal from said container opening, said insert being retained in said opening by said matching retaining means and it requiring rotation for removal therefrom, c. a closure fitted on said container body and over said insert when said insert is in said opening in said container body, said closure having a through opening therethrough whereby if said closure were placed on said container body without said insert in place said container contents would be exposed to the outside and the contents could dispense therefrom, thereby to discourage the use of the container without the insert and to encourage the replacement of the insert after removal, d. an irregularly-shaped projection on said closure functioning as a tool providing the only ready means whereby the insert which is at least substantially flush may be rotated and removed, e. and an irregularly-shaped recess in said insert complimentary with and matching said projection in one and only one position of said projection and recess, whereby it is necessary to align and match the recess and projection in order to use the closure and projection as a tool for turning and removing the insert thereby providing an impendiment to the use by a small child.