A child-resistant canister includes a container and a closure configured to mount on the container to close an opening into an interior region formed in the container. The closure includes a lid and a lid anchor coupled to the lid. The lid anchor is configured to mate with a closure retainer include
A child-resistant canister includes a container and a closure configured to mount on the container to close an opening into an interior region formed in the container. The closure includes a lid and a lid anchor coupled to the lid. The lid anchor is configured to mate with a closure retainer included in the container to retain the closure in a mounted position on the container.
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1. A canister comprising a container formed to include a product-receiving chamber and a mouth opening into the product-receiving chamber anda closure configured to mount on the container to assume an installed position closing the mouth formed in the container when rotated relative to the container
1. A canister comprising a container formed to include a product-receiving chamber and a mouth opening into the product-receiving chamber anda closure configured to mount on the container to assume an installed position closing the mouth formed in the container when rotated relative to the container about an axis of rotation, wherein the closure includes a lid having a top wall and a skirt coupled to the top wall and configured to cooperate with the top wall to form an interior region of the lid, the closure further includes a first lid anchor coupled to the top wall and arranged to lie in spaced-apart relation to the skirt, the container includes a body formed to include the product-receiving chamber and a filler neck coupled to the body and formed to include a passageway communicating with the mouth and the product-receiving chamber, a rim, and a closure retainer coupled to an exterior surface of the rim to lie outside the passageway and configured to mate with the first lid anchor to retain the closure in the installed position on the container,wherein the lid further includes a second lid anchor coupled to the top wall and arranged to lie in spaced-apart relation to the skirt and to the first lid anchor to locate the rim of the filler neck therebetween and to mate with the closure retainer when the closure is retained in the installed position on the container, andwherein the first lid anchor includes a first lug support coupled to the top wall and arranged to extend downwardly away from the top wall toward the body of the container and a first anchor lug coupled to the first lug support and arranged to extend toward the rim to mate with the closure retainer upon movement of the closure to assume the installed position on the container and the second lid anchor includes a second lug support coupled to the top wall and arranged to extend downwardly away from the top wall toward the body of the container and a second anchor lug coupled to the second lug support and arranged to extend toward the rim to mate with the closure retainer upon movement of the closure to assume the installed position on the container. 2. The canister of claim 1, wherein each of the first and second lid anchors further include a second anchor lug, the second anchor lug of the first lid anchor is coupled to the first lug support and arranged to extend toward the rim to mate with the closure retainer upon movement of the closure to assume the installed position, and the second anchor lug of the second lid anchor is coupled to the second lug support and arranged to extend toward the rim to mate with the closure retainer upon movement of the closure to assume the installed position. 3. The canister of claim 1, wherein each of the first and second lug supports includes a concave surface arranged to face toward the rim, the first anchor lug of the first lid anchor is coupled to the concave surface of the first lug support, and the first anchor lug of the second lid anchor is coupled to the concave surface of the second lug support. 4. The canister of claim 1, wherein the closure further includes a ring-shaped orientation member coupled to the top wall of the lid and arranged to lie in the interior region of the lid to mate with the rim when the closure lies in the installed position on the container to orient the lid in a predetermined aligned relation with the container and the ring-shaped orientation member is arranged to lie between the first and second lug supports. 5. A canister comprising a container formed to include a product-receiving chamber and a mouth opening into the product-receiving chamber anda closure configured to mount on of the container to assume an installed position closing the mouth formed in the container when rotated relative to the container about an axis of rotation, wherein the closure includes a lid having a top wall and a skirt coupled to the top wall and configured to cooperate with the top wall to form an interior region of the lid, the closure further includes a first lid anchor coupled to the top wall and arranged to lie in spaced-apart relation to the skirt, the container includes a body formed to include the product-receiving chamber and a filler neck coupled to the body and formed to include a passageway communicating with the mouth and the product-receiving chamber, a rim, and a closure retainer coupled to an exterior surface of the rim to lie outside the passageway and configured to mate with the first lid anchor to retain the closure in the installed position on the container,wherein the lid further includes a second lid anchor coupled to the top wall and arranged to lie in spaced-apart relation to the skirt and to the first lid anchor to locate the rim of the filler neck therebetween and to mate with the closure retainer when the closure is retained in the installed position on the container, andwherein the skirt includes a first side wall and a second side wall located in spaced-apart relation to the first side wall to locate the first and second lid anchors therebetween, the first lid anchor is arranged to lie in spaced-apart relation to the first and second side walls and between the first side wall and the second lid anchor, and the second lid anchor is arranged to lie in spaced-apart relation to the first and second side walls and between the first lid anchor and the second side wall. 6. The canister of claim 5, wherein the closure further includes a ring-shaped orientation member coupled to the top wall of the lid and arranged to lie in the interior region of the lid to mate with the rim when the closure lies in the installed position on the container to orient the lid in a predetermined aligned relation with the container and the ring-shaped orientation member is arranged to lie between the first and second lug supports. 7. A canister comprising a container formed to include a product-receiving chamber and a mouth opening into the product-receiving chamber anda closure configured to mount on of the container to assume an installed position closing the mouth formed in the container when rotated relative to the container about an axis of rotation, wherein the closure includes a lid having a top wall and a skirt coupled to the top wall and configured to cooperate with the top wall to form an interior region of the lid, the closure further includes a first lid anchor coupled to the top wall and arranged to lie in spaced-apart relation to the skirt, the container includes a body formed to include the product-receiving chamber and a filler neck coupled to the body and formed to include a passageway communicating with the mouth and the product-receiving chamber, a rim, and a closure retainer coupled to an exterior surface of the rim to lie outside the passageway and configured to mate with the first lid anchor to retain the closure in the installed position on the container,wherein the lid further includes a second lid anchor coupled to the top wall and arranged to lie in spaced-apart relation to the skirt and to the first lid anchor to locate the rim of the filler neck therebetween and to mate with the closure retainer when the closure is retained in the installed position on the container, andwherein the closure retainer includes a first set of rail sections associated with the first lid anchor and coupled to the exterior surface of the rim and a second set of rail sections associated with the second lid anchor and coupled to the exterior surface of the rim, each set of rail sections includes, in series, a generally horizontal guide rail section, a positively sloping first inclined guide rail section, a generally horizontal first notch base rail section, a generally vertical first notch side rail section, and a generally horizontal first notch top rail section arranged to overlie the first notch base rail section and cooperate with the first notch side and base rail sections to form a first lug-retainer notch opening toward the first inclined guide rail section, the first lid anchor includes a first anchor lug that is arranged to ride on the horizontal and first inclined guide rail sections of the first set of rail sections into the first lug-retainer notch formed by the first set of rail sections during rotation of the closure about the axis of rotation relative to the container to cause the first lid anchor to mate with the closure retainer to establish the installed position of the closure on the container, and the second lid anchor includes a first anchor lug that is arranged to ride on the horizontal and first inclined guide rails of the second set of rail sections into the first lug-retainer notch formed by the second set of rail sections during rotation of the closure about the axis of rotation relative to the container to cause the second lid anchor to mate with the closure retainer also to establish the installed position of the closure on the container. 8. The canister of claim 7, wherein each set of rail sections further includes, in series, a positively sloping second inclined guide rail section, a generally horizontal second notch base rail section, a generally vertical second notch side rail section, and a generally horizontal second notch top rail section arranged to overlie the second notch base rail section and cooperate with the second notch base and side rail sections to form a second lug-retainer notch opening toward the second inclined guide rail section, the first lid anchor further includes a second anchor lug that is arranged to ride on the first notch top rail section and the second inclined guide rail section of the first set of rail sections into the second lug-retainer notch formed by the first set of rail sections during rotation of the closure about the axis of rotation relative to the container when the first anchor lug of the first lid anchor moves into the first lug-retainer notch formed by the first set of rail sections, and the second lid anchor further includes a second anchor lug that is arranged to ride on the first notch top rail section and the second inclined guide rail section of the second set of rail sections into the second lug-retainer notch formed by the second set of rail sections during rotation of the closure about the axis of rotation relative to the container when the first anchor lug of the second lid anchor moves into the first lug-retainer notch formed by the second set of rail sections. 9. The canister of claim 8, wherein the guide rail section in the first set of rail sections is coupled to the second notch top rail section in the second set of rail sections and the guide rail section in the second set of rail sections is coupled to the second notch top rail section in the first set of rail sections. 10. The canister of claim 8, wherein the first lid anchor further includes a first lug support coupled to the top wall and arranged to extend downwardly away from the top wall toward the body of the container, the first and second anchor lugs of the first lid anchor are coupled to the first lug support and arranged to lie in side-by-side spaced-apart relation to one another on the first lug support, the second lid anchor further includes a second lug support coupled to the top wall and arranged to extend downwardly away from the top wall toward the body of the container, and the first and second anchor lugs of the second lid anchor are coupled to the second lug support and arranged to lie in side-by-side spaced-apart relation to one another on the second lug support. 11. A canister comprising a container formed to include a product-receiving chamber and a mouth opening into the product-receiving chamber anda closure configured to mount on of the container to assume an installed position closing the mouth formed in the container when rotated relative to the container about an axis of rotation, wherein the closure includes a lid having a top wall and a skirt coupled to the top wall and configured to cooperate with the top wall to form an interior region of the lid, the closure further includes a first lid anchor coupled to the top wall and arranged to lie in spaced-apart relation to the skirt, the container includes a body formed to include the product-receiving chamber and a filler neck coupled to the body and formed to include a passageway communicating with the mouth and the product-receiving chamber, a rim, and a closure retainer coupled to an exterior surface of the rim to lie outside the passageway and configured to mate with the first lid anchor to retain the closure in the installed position on the container,wherein the first lid anchor includes a first lug support coupled to the top wall and a first anchor lug coupled to the first lug support and arranged to extend toward the axis of rotation to fit into a first lug-retainer notch formed in the closure retainer when the closure is retained in the installed position on the container. 12. The canister of claim 11, wherein the first lid anchor also includes a second anchor lug coupled to the first lug support and arranged to lie in spaced-apart relation to the first anchor lug and fit into a second lug-retainer notch formed in the closure retainer when the closure is retained in the installed position on the container. 13. The canister of claim 12, wherein the closure retainer is formed to include a second inclined lug-receiver slot located between the first and second lug-retainer notches and configured to provide means for guiding the second anchor lug along one inclined path into the second lug-retainer notch during rotation of the closure about the axis of rotation in a closure-installation direction toward the installed position on the container and the closure retainer is formed to include a first inclined lug-receiver slot arranged to lie in spaced-apart relation to the second inclined lug-receiver slot and configured to provide means for guiding the first anchor lug along another inclined path into the first lug-retainer notch during rotation of the closure about the axis of rotation in the closure-installation direction. 14. The canister of claim 13, wherein the first anchor lug has a first shape characterized by a first length, the second anchor lug has a second shape characterized by a relatively longer second length, and the closure retainer is formed to include a first lug-entry port opening into the first inclined lug-receiver slot and the first lug-entry port is sized to provide means for allowing passage of the first anchor lug therethrough and for blocking passage of the second anchor lug therethrough during rotation of the closure about the axis of rotation relative to the container so that the first anchor lug is able to pass through the first lug-entry port and into the first inclined lug-receiver slot to reach the first lug-retainer notch and the second anchor lug is blocked from passing through the first lug-entry port and allowed to pass through the second lug-entry port and through the second-inclined lug-receiver slot to reach the second lug-retainer notch. 15. The canister of claim 11, wherein the closure retainer includes a first set of rail sections associated with the first lid anchor and coupled to the exterior surface of the rim, the first set of rail sections includes in series, a generally horizontal guide rail section, a positively sloping first inclined guide rail section, a generally horizontal first notch base rail section, a generally vertical first notch side rail section, and a generally horizontal first notch top rail section arranged to overlie the first notch base rail section and cooperate with the first notch side and base rail sections to form a first lug-retainer notch opening toward the first inclined guide rail section, the first anchor lug is arranged to ride on the horizontal and first inclined guide rail sections of the first set of rail sections into the first lug-retainer notch during rotation of the closure about the axis of rotation relative to the container to cause the first lid anchor to mate with the closure retainer to establish the installed position of the closure on the container. 16. The canister of claim 15, wherein the first set of rail sections further includes, in series, a positively sloping second inclined guide rail section, a generally horizontal second notch base rail section, a generally vertical second notch side rail section, and a generally horizontal second notch top rail section arranged to overlie the second notch base rail section and cooperate with the second notch base and side rail sections to form a second lug-retainer notch opening toward the second inclined guide rail section, and the first lid anchor further includes a second anchor lug that is arranged to ride on the first notch top rail section and the second inclined guide rail section of the first set of rail sections into the second lug-retainer notch formed by the first set of rail sections during rotation of the closure about the axis of rotation relative to the container when the first anchor lug of the first lid anchor moves into the first lug-retainer notch formed by the first set of rail sections. 17. The canister of claim 15, wherein a free end of the first notch top rail section and the first inclined guide rail section cooperate to provide therebetween a first lug-receiver slot communicating with the first lug-retainer notch. 18. The canister of claim 17, wherein the free end of the first notch top rail section includes an inclined face that is arranged to lie in substantially spaced-apart parallel relation to the first inclined guide rail section and the first anchor lug includes a downwardly facing, positively sloping first chamfered edge arranged to ride on the first inclined guide rail section and an upwardly facing, positively sloping second chamfered edge arranged to ride on the inclined face of the free end of the first notch top rail section during movement of the first anchor lug in the first lug-receiver slot toward the first lug-retainer notch. 19. The canister of claim 18, wherein the first anchor lug further includes an exterior surface interconnecting the first and second chamfered edges and comprising a bottom edge arranged to mate with the first notch base rail section when the first anchor lug lies in the first lug-retainer notch and a front edge arranged to mate with the first notch side rail section when the first anchor lug lies in the first lug-retainer notch. 20. A canister comprising a container forming a product-receiving chamber and a mouth opening into the product-receiving chamber, the container including a body and a filler neck including a rim extending from the body and a closure retainer coupled to an exterior surface of the rim, anda closure configured to mount on the container to assume an installed position closing the mouth formed in the container, the closure including a lid having a top wall, a skirt coupled to the top wall and configured to cooperate with the top wall to form an interior region of the lid, a first lid anchor coupled to the top wall and arranged to lie in spaced-apart relation to the skirt, and a second lid anchor coupled to the top wall and arranged to lie in spaced-apart relation to the skirt and to the first lid anchor to locate the rim of the filler neck therebetween,wherein the first lid anchor includes a first lug support coupled to the top wall and arranged to extend downwardly away from the top wall toward the body of the container and a first anchor lug coupled to the first lug support and arranged to extend toward the rim to mate with the closure retainer and the second lid anchor includes a second lug support coupled to the top wall and arranged to extend downwardly away from the top wall toward the body of the container and a second anchor lug coupled to the second lug support and arranged to extend toward the rim to mate with the closure retainer.
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