Child resistant package

Claim 2

A child resistant package comprising a container having a side wall, a bottom wall and an open end, a closure including an outer member and an inner member, said inner member having a portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, a liner insert sealingly engaging the upper end of the container, interengaging means between the inner member and the liner such that when the closure is removed from the container, the liner insert is also removed, spring means between the liner and the inner member yieldingly urging the inner member axially outwardly toward the outer member, said container having radially resilient portions on the side wall, said outer member including a peripheral skirt having portions thereof adapted to engage said radial resilient portions on the container, said inner member having an annular wall adjacent the skirt of the outer member, said annular wall having means thereon operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the portions of the outer member, said wall of said inner member and said skirt of said outer member having interengaging portions which engage upon axially inward movement of the inner member relative to the outer member so that the closure can be removed by axial movement carrying with it the outer member, and the inner member and the insert.

Claim 3

The child resistant package set forth in claim 1 wherein said radially resistent portions on the container comprise a plurality of axially upwardly extending circumferentially spaced cantilever portions, each portion having a shoulder, said portions on the skirt of said outer member adapted to engage said cantilever portions comprising an annular bead extending radially inwardly for engaging beneath said shoulders.

Claim 4

The child resistant package set forth in claims 1 or 2 wherein said annular wall of said inner member engages each resilient portion of the container when the inner member is moved axially inwardly to disengage said resilient portions from said annular bead on the skirt of the outer member.

Claim 5

The child resistant package set forth in claim 3 wherein each said radially resilient portion of the container includes an inclined surface tapered radially downwardly and outwardly which is engaged by the lower edge of the annular wall of the inner member when the inner member is moved axially inwardly of the container.

Claim 6

The child resistant package set forth in claim 1 wherein said interengaging means between the annular wall of the inner member and the skirt of the outer member comprises spaced annular grooves on the inner surface of the skirt of the outer member and an annular bead on the outer surface of the annular wall of the inner member whereby said inner member is interlocked with said outer member in two positions.

Claim 7

The child resistant package set forth in claim 1 wherein interengaging means between said annular wall of said inner member and said liner insert comprise a radially inwardly extending rib adapted to engage the periphery of the liner insert and remove the insert from the container when the closure is removed from the container.

Claim 8

The child resistant package set forth in claim 1 wherein said liner insert comprises a sealing portion engaging the periphery of the open end of the container, a plug portion engaging the inner surface of the wall of the container and a central panel portion.

Claim 9

The child resistant package set forth in claim 7 wherein said plug portion defines said spring means.

Claim 10

The child resistant package set forth in claim 8 wherein said inner member includes an annular axially inwardly extending rib engaging the panel portion of the insert.

Claim 11

The child resistant package set forth in claim 1 wherein said inner member includes a generally cylindrical portion, said opening in said outer member being such that the cylindrical portion extends into said opening, said inner member including a peripheral horizontal portion connecting said annular wall and said cylindrical portion.

Claim 12

A child resistant package comprising a plastic container having a side wall, a bottom wall and an open end, a plastic closure including an outer member and an inner member, said inner member having a cylindrical portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, a plastic liner insert sealingly engaging the upper end of the container, said inner member having an annular wall with a rib on the inner surface thereof adapted to engage and the liner such that when the closure is removed from the container, the liner insert is also removed, spring means between the liner and the inner member yieldingly urging the inner member axially outwardly toward the outer member, said container having a plurality of radially resilient portions extending axially upwardly in cantilever fashion, said outer member including a peripheral skirt an annular bead on the inner surface adapted to engage said radial resilient portions on the container, said rib on said annular wall of said inner member being operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the bead on the outer member, said skirt of said outer member having spaced annular grooves, said wall of said inner member having a complementary bead on the outer surface thereof such that the bead engages one of said grooves upon axially inward movement of the inner member relative to the outer member so that the closure can be removed and applied by axial movement of the outer member carrying with it both the outer member and the inner member and the insert.

Claim 13

A child resistant package comprising a plastic container having a side wall, a bottom wall and an open end, a plastic closure including an outer member and an inner member, said inner member having a cylindrical portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, a plastic liner insert sealingly engaging the upper end of the container, said inner member having an annular wall with a rib on the inner surface thereof adapted to engage and the liner such that when the closure is removed from the container, the liner insert is also removed, spring means between the liner and the inner member yieldingly urging the inner member axially outwardly toward the outer member, said container having a plurality of radially resilient portions extending axially upwardly in cantilever fashion, said outer member including a peripheral skirt an annular bead on the inner surface adapted to engage said radial resilient portions on the container, said rib on said annular wall of said inner member being operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the bead on the outer member, said skirt of said outer member having spaced annular grooves, said wall of said inner member having a complementary bead on the outer surface thereof such that the bead engages one of said grooves upon axially inward movement of the inner member relative to the outer member so that the closure can be removed and applied by axial movement of the outer member carrying with it both the outer member and the inner member and the insert.

Claim 14

The child resistant package set forth in claim 11 wherein each said resilient portion on the container has a shoulder, said bead on the skirt of said outer member extending radially inwardly for engaging beneath said shoulder.

Claim 15

The child resistant package set forth in claim 12 wherein each said radially resilient portion of the container includes an inclined surface tapered radially downwardly and outwardly which is engaged by the lower edge of the annular wall of the inner member when the inner member is moved axially inwardly of the container.

Claim 16

The child resistant package set forth in claim 11 wherein said liner insert comprises a sealing portion engaging the periphery of the open end of the container, a plug portion engaging the inner surface of the wall of the container and a central panel portion.

Claim 17

The child resistant package set forth in claim 14 wherein said plug portion defines said spring means.

Claim 18

A child resistant closure for use with a container having a side wall, a bottom wall and an open end and radially resilient portions at the upper end of said side wall, said closure including an outer member and an inner member, said inner member having a portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, a liner insert adapted to sealingly engage the upper end of the container, interengaging means between the inner member and the liner insert such that when the closure is removed from the container, the liner insert is also removed, spring means between the liner and the inner member yieldingly urging the inner member axially outwardly toward the outer member, said outer member including a peripheral skirt having portions thereof adapted to engage said radial resilient portions on the container, said inner member having an annular wall adjacent the skirt of the outer member, said annular wall having means thereon operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the portions of the outer member, said wall of said inner member and said skirt of said outer member having interengaging portions which engage upon axially inward movement of the inner member relative to the outer member so that the closure can be removed by axial movement carrying with it both the outer member and the inner member and the insert.

Claim 19

A child resistant closure for use with a container having a side wall, a bottom wall and an open end and radially resilient portions at the upper end of said side wall, said closure including an outer member and an inner member, said inner member having a portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, a liner insert adapted to sealingly engage the upper end of the container, interengaging means between the inner member and the liner insert such that when the closure is removed from the container, the liner insert is also removed, spring means between the liner and the inner member yieldingly urging the inner member axially outwardly toward the outer member, said outer member including a peripheral skirt having portions thereof adapted to engage said radial resilient portions on the container, said inner member having an annular wall adjacent the skirt of the outer member, said annular wall having means thereon operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the portions of the outer member, said wall of said inner member and said skirt of said outer member having interengaging portions which engage upon axially inward movement of the inner member relative to the outer member so that the closure can be removed by axial movement carrying with it both the outer member and the inner member and the insert.

Claim 20

The child resistant closure set forth in claim 15 wherein said skirt of said outer member has an annular flange extending radially inwardly adapted to engage beneath said shoulder on the resilient portion of the container.

Claim 21

The child resistant closure set forth in claim 16 wherein said interengaging means between the annular wall of the inner member and the skirt of the outer member comprises spaced annular grooves on the inner surface of the skirt and an annular bead on the outer surface of the annular wall whereby said inner member is interlocked with said outer member in two positions.

Claim 22

The child resistant closure set forth in claim 16 wherein said annular wall of said inner member has a radially inwardly extending bead adapted to engage the periphery of the liner insert and remove the insert from the container when the closure is removed from the container.

Claim 23

The child resistant closure set forth in claim 16 wherein said liner insert comprises a sealing portion adapted to engage the periphery of the open end of the container, a plug portion adapted to engage the inner surface of the wall of the container and a central panel portion.

Claim 24

The child resistant closure set forth in claim 20 wherein said plug portion defines said spring means.

Claim 25

The child resistant closure set forth in claim 16 wherein said inner member includes a generally cylindrical portion, said opening in said outer member being such that the cylindrical portion extends into said opening, said inner member including a peripheral horizontal portion connecting said annular wall and said cylindrical portion.

Claim 26

The child resistant closure set forth in claim 16 wherein said inner member includes an annular axially inwardly extending rib engaging the panel portion of the insert.

Claim 27

A child resistant closure for use with a container having a side wall, a bottom wall and an open end, and radially resilient portions at the upper end of the container, said closure being made of plastic including an outer member and an inner member, said inner member having a portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, a plastic liner insert adapted to sealingly engaging the upper end of the container, interengaging means between the inner member and the liner such that when the closure is removed from the container, the liner insert is also removed, spring means between the liner and the inner member yieldingly urging the inner member axially outwardly toward the outer member, said outer member including a peripheral skirt having an annular bead thereof adapted to engage said radial resilient portions on the container, said inner member having an annular wall adjacent the skirt of the outer member, said annular wall having a rib thereon operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the portions of the outer member, said wall of said inner member having a bead and said skirt of said outer member having spaced annular grooves selectively engaged by said bead upon axially inward or outward movement of the inner member relative to the outer member so that the closure can be removed and applied by axial movement carrying with it the outer member and the inner member and the insert.

Claim 28

A child resistant closure for use with a container having a side wall, a bottom wall and an open end, and radially resilient portions at the upper end of the container, said closure being made of plastic including an outer member and an inner member, said inner member having a portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, a plastic liner insert adapted to sealingly engaging the upper end of the container, interengaging means between the inner member and the liner such that when the closure is removed from the container, the liner insert is also removed, spring means between the liner and the inner member yieldingly urging the inner member axially outwardly toward the outer member, said outer member including a peripheral skirt having an annular bead thereof adapted to engage said radial resilient portions on the container, said inner member having an annular wall adjacent the skirt of the outer member, said annular wall having a rib thereon operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the portions of the outer member, said wall of said inner member having a bead and said skirt of said outer member having spaced annular grooves selectively engaged by said bead upon axially inward or outward movement of the inner member relative to the outer member so that the closure can be removed and applied by axial movement carrying with it the outer member and the inner member and the insert.

Claim 29

The child resistant closure set forth in claim 24 wherein said annular wall of said inner member engages each resilient portion of the container when the inner member is moved axially inwardly to disengage said resilient portions from said annular bead on the skirt of the outer member.

Claim 30

The child resistant closure set forth in claim 24 wherein said liner insert comprises a sealing portion engaging the periphery of the open end of the container, a plug portion engaging the inner surface of the wall of the container and a central panel portion.

Claim 31

The child resistant closure set forth in claim 26 wherein said plug portion defines said spring means.

Claim 32

The child resistant closure set forth in claim 24 wherein said inner member includes a generally cylindrical portion, said opening in said outer member being such that the cylindrical portion extends into said opening, said inner member including a peripheral horizontal portion connecting said annular wall and said cylindrical portion.

Claim 33

The child resistant closure set forth in claim 24 wherein said inner member includes an annular axially inwardly extending rib engaging the panel portion of the insert.

Claim 34

A child resistant package comprising a container having a side wall, a bottom wall and an open end, a closure including an outer member and an inner member, said inner member having a portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, spring means yieldingly urging the inner member axially outwardly toward the outer member, said container having radially resilient portions on the side wall, said outer member including a peripheral skirt having portions thereof adapted to engage said radial resilient portions on the container, said inner member having an annular wall adjacent the skirt of the outer member, said annular wall having means thereon operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the portions of the outer member, said wall of said inner member and said skirt of said outer member having interengaging portions which engage upon axially inward movement of the inner member relative to the outer member so that the closure can be removed by axial movement carrying with it the outer member, and the inner member and the insert.

Claim 35

A child resistant package comprising a container having a side wall, a bottom wall and an open end, a closure including an outer member and an inner member, said inner member having a portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, spring means yieldingly urging the inner member axially outwardly toward the outer member, said container having radially resilient portions on the side wall, said outer member including a peripheral skirt having portions thereof adapted to engage said radial resilient portions on the container, said inner member having an annular wall adjacent the skirt of the outer member, said annular wall having means thereon operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the portions of the outer member, said wall of said inner member and said skirt of said outer member having interengaging portions which engage upon axially inward movement of the inner member relative to the outer member so that the closure can be removed by axial movement carrying with it the outer member, and the inner member and the insert.

Claim 36

The child resistant package set forth in claim 30 wherein said radially resistant portions on the container comprise a plurality of axially upwardly extending circumferentially spaced cantilever portions, each portion having a shoulder, said portions on the skirt of said outer member adapted to engage said cantilever portions comprising an annular bead extending radially inwardly for engaging beneath said shoulders.

Claim 37

The child resistant package set forth in claims 30 or 31 wherein said annular wall of said inner member engages each resilient portion of the container when the inner member is moved axially inwardly to disengage said resilient portions from said annular bead on the skirt of the outer member.

Claim 38

The child resistant package set forth in claim 32 wherein each said radially resilient portion of the container includes an inclined surface tapered radially downwardly and outwardly which is engaged by the lower edge of the annular wall of the inner member when the inner member is moved axially inwardly of the container.

Claim 39

The child resistant package set forth in claim 30 wherein said interengaging means between the annular wall of the inner member and the skirt of the outer member comprises spaced annular grooves on the inner surface of the skirt of the outer member and an annular bead on the outer surface of the annular wall of the inner member whereby said inner member is interlocked with said outer member in two positions.

Claim 40

A child resistant closure for use with a container having a side wall, a bottom wall and an open end and radially resilient portions at the upper end of said side wall, said closure including an outer member and an inner member, said inner member having a portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, spring means yieldingly urging the inner member axially outwardly toward the outer member, said outer member including a peripheral skirt having portions thereof adapted to engage said radial resilient portions on the container, said inner member having an annular wall adjacent the skirt of the outer member, said annular wall having means thereon operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the portions of the outer member, said wall of said inner member and said skirt of said outer member having interengaging portions which engage upon axially inward movement of the inner member relative to the outer member so that the closure can be removed by axial movement carrying with it both the outer member and the inner member and the insert.

Claim 41

A child resistant closure for use with a container having a side wall, a bottom wall and an open end and radially resilient portions at the upper end of said side wall, said closure including an outer member and an inner member, said inner member having a portion thereof extending through an opening in the outer member such that axial pressure may be applied through said portion to move the inner member relative to the outer member in an axial direction, spring means yieldingly urging the inner member axially outwardly toward the outer member, said outer member including a peripheral skirt having portions thereof adapted to engage said radial resilient portions on the container, said inner member having an annular wall adjacent the skirt of the outer member, said annular wall having means thereon operable upon axial inward movement of said inner member to move said radially movable portions of the container to disengage said portions from the portions of the outer member, said wall of said inner member and said skirt of said outer member having interengaging portions which engage upon axially inward movement of the inner member relative to the outer member so that the closure can be removed by axial movement carrying with it both the outer member and the inner member and the insert.

Claim 42

The child resistant closure set forth in claim 35 wherein said skirt of said outer member has an annular flange extending radially inwardly adapted to engage beneath said shoulder on the resilient portion of the container.

Claim 43

The child resistant closure set forth in claim 35 wherein said interengaging means between the annular wall of the inner member and the skirt of the outer member comprises spaced annular grooves on the inner surface of the skirt and an annular bead on the outer surface of the annular wall whereby said inner member is interlocked with said outer member in two positions.