Packaging tube and mechanism core thereof
US-2024407532-A1 · Dec 12, 2024 · US
US2016174686A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2016174686-A1 |
| Application number | US-201514971925-A |
| Country | US |
| Kind code | A1 |
| Filing date | Dec 16, 2015 |
| Priority date | Dec 22, 2014 |
| Publication date | Jun 23, 2016 |
| Grant date | — |
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A movable elevator platform for use in a dispensing package is provided, the movable elevator platform having a coupling sleeve capable of engaging a screw assembly and a rim surrounding the coupling sleeve, said rim being non-removably attached to the coupling sleeve and including a flange. The movable elevator platform has a vertical contact surface area and a horizontal contact surface area. About 20% to about 90% of the horizontal contact surface area is located on the flange, and the flange has a width that does not exceed about 8.5 mm.
Opening claim text (preview).
What is claimed is: 1 . A movable elevator platform for use in a dispensing package, the movable elevator platform comprising: a coupling sleeve capable of engaging a screw assembly; and a rim surrounding the coupling sleeve, said rim being non-removably attached to the coupling sleeve and comprising a flange; wherein said movable elevator platform has a vertical contact surface area and a horizontal contact surface area; wherein about 20% to about 90% of the horizontal contact surface area is located on the flange; wherein the flange has a width D 1 that does not exceed about 8.5 mm. 2 . The movable elevator platform of claim 1 , wherein about 45% to about 70% of the horizontal contact surface area is located on the flange. 3 . The movable elevator platform of claim 1 , further comprising a plurality of partitions attached to the rim. 4 . The movable elevator platform of claim 3 , wherein the plurality of partitions comprise from about 10% to about 60% of the horizontal contact surface area. 5 . The movable elevator platform of claim 3 , wherein the plurality of partitions comprise from about 20% to about 40% of the horizontal contact surface area. 6 . The movable elevator platform of claim 1 , further comprising a tab. 7 . The movable elevator platform of claim 1 , further comprising a convex top face. 8 . The movable elevator platform of claim 1 , wherein the coupling sleeve is coupled to the rim by at least one tapered partition. 9 . The movable elevator platform of claim 1 , further comprising more than four apertures. 10 . The movable elevator platform of claim 1 , wherein the flange is tapered. 11 . The movable elevator platform of claim 1 , further comprising at least one partition having a width D 2 , wherein the at least one partition is attached to the rim, and wherein D 1 is greater than the width D 2 . 12 . The movable elevator platform of claim 1 , further comprising a plurality of partitions, each of the plurality of partitions having a width D 2 , wherein the plurality of partitions are attached to the rim, and wherein the width D 1 is greater than the width D 2 of each of the plurality of partitions. 13 . The movable elevator platform of claim 12 , wherein the rim has a height D 4 and each of the plurality of partitions has a height D 5 , wherein the height D 5 is greater than or equal to the height D 4 . 14 . The movable elevator platform of claim 12 , wherein the width D 2 of each of the plurality of partitions is less than or equal to about 5 mm. 15 . The movable elevator platform of claim 12 , wherein the width D 2 of each of the plurality of partitions is less than or equal to about 2 mm. 16 . The movable elevator platform of claim 12 , wherein the width D 2 of each of the plurality of partitions is less than or equal to about 1.2 mm. 17 . The movable elevator platform of claim 1 , wherein the coupling sleeve comprises a non-threaded section and a threaded section. 18 . A movable elevator platform for use in a dispensing package, the movable elevator platform comprising: a coupling sleeve capable of engaging a screw assembly; and a rim surrounding the coupling sleeve, said rim being non-removably attached to the coupling sleeve and comprising a flange; wherein said movable elevator platform has a vertical contact surface area and a horizontal contact surface area; wherein the flange has a width D 1 that does not exceed about 8.5 mm; wherein the ratio of the vertical contact surface area to the horizontal contact surface area is from about 1:10 to about 10:1. 19 . The movable elevator platform of claim 18 , wherein the ratio of the vertical contact surface area to the horizontal contact surface area is from about 1:5 to about 8:1. 20 . The movable elevator platform of claim 1 , wherein the ratio of the vertical contact surface area to the horizontal contact surface area is from about 1:2 to about 7:1.
effected by a screw · CPC title
the piston being actuated by a screw-shaft · CPC title
Operations & Transport · mapped topic
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