Inter-connecting means for multi-part container
An inter-connecting structure is provided for connecting multiple parts of a container. The inter-connecting structure comprises a first part comprising a plurality of inter-connecting tabs and slits on an edge; a second part comprising a plurality of inter-connecting tabs and slits on an edge to be joined with the edge of the first part; wherein the inter-connecting tabs and slits share an overlapping portion and once the two parts are connected to each other, the engaged inter-connecting tabs are disposed in an internal region of the container.
1. A multi-parts container, comprising:
a molded hollow body forming an interior hollow region, said hollow body comprising:
a first molded shell part comprising a plurality of inter-connecting tabs and slits on a first edge as an extending portion of the first molded shell part, the inter-connecting tabs including a leading edge having a curvilinear shape; and
a second molded shell part comprising a plurality of inter-connecting features on a second edge as an extending portion of the second molded shell part, wherein the second edge is connected with the first edge when the first molded shell part and the second molded shell part are connected to form the hollow body;
wherein when the plurality of inter-connecting tabs and slits on the first edge are engaged with the plurality of inter-connecting features on the second edge, the engaged inter-connecting tabs are disposed in the interior hollow region of the hollow body;
wherein the first molded shell part and the second molded shell part are each shaped to form a side wall portion, and a neck portion of the container, wherein the outer surface of the container has a shoulder area where the profile curvature of the container transitions inward from the side wall portion to the neck portion, wherein the pitch or spacing of the inter-connecting tabs and slits and the inter-connecting features is less in the area of the shoulder area as compared to an area away from the shoulder area where the curvature is small relative to the curvature in the shoulder area;
wherein at least one of the first edge and the second edge has a curved profile extending from a first end to a second end of the container.
2. The multi-parts container of claim 1 , wherein the first edge or the second edge comprises a curved segment.
3. The multi-parts container of claim 1 , wherein one or more of the plurality of inter-connecting tabs and slits are formed in a shoulder area of the multi-parts container.
4. The multi-parts container of claim 1 , wherein the plurality of inter-connecting tabs and slits have varied shapes or sizes along the first edge.
5. The multi-parts container of claim 1 , wherein the plurality of inter-connecting tabs and slits have varied spacing along the first edge.
6. The multi-parts container of claim 1 , wherein the inter-connecting features comprises a plurality of tabs and slits that have the same size and shape as the inter-connecting tabs and slits on the first edge.
7. The multi-parts container of claim 1 , wherein the inter-connecting features comprises a plurality of slots.
8. The multi-parts container of claim 7 , wherein the plurality of slots have a D shape.
9. The multi-parts container of claim 1 , wherein the engaged inter-connecting tabs are aligned to an inner surface of the hollow body.
10. The multi-parts container of claim 9 , wherein the inner surface is a curved surface.
11. The multi-parts container of claim 1 , wherein the first molded shell part and the second molded shell part are formed from a recycled or biodegradable pulp material.
12. The multi-parts container of claim 11 , wherein the pulp material is selected from the group of wood pulp and paper pulp.
13. The multi-parts container of claim 1 , wherein the molded hollow body is 100% recyclable.
14. The multi-parts container of claim 1 , wherein the first molded shell part and the second molded shell part are first molded then cut to form the plurality of inter-connecting tabs and slits, or the inter-connecting features.
15. The multi-parts container of claim 1 , further comprising a fitment and a neck to support the fitment.
16. The multi-parts container of claim 15 , wherein the fitment comprises one or more interlock features configured to mate one or more complementary features at the neck.
17. The multi-parts container of claim 15 , wherein a liner is connected to the multi-parts container by the fitment.
18. A container comprising:
a single pulp-molded open hollow shell having two or more sides to be joined together, wherein at least a first side of the two or more sides comprises a plurality of inter-connecting tabs and slits as an extending portion of the first side of the single pulp-molded open hollow shell, and a second side to be connected with the first side comprises a plurality of inter-connecting features as an extending portion of the second side of the single pulp-molded open hollow shell, and when the first side and the second side are jointed together, the plurality of inter-connecting tabs are disposed in an interior hollow region of the hollow shell, and each of the inter-connecting tabs including a leading edge having a curvilinear shape,
wherein the first side and the second side are each shaped to form a side wall portion, and a neck portion of the container, wherein the outer surface of the container has a shoulder area where the profile curvature of the container transitions inward from the side wall portion to the neck portion, wherein the pitch or spacing of the inter-connecting tabs and slits and the inter-connecting features is less in the area of the shoulder area as compared to an area away from the shoulder area where the curvature is small relative to the curvature in the shoulder area; and
wherein the plurality of inter-connecting tabs are arranged adjacent a first edge of the first side, and the plurality of inter-connecting features are arranged adjacent to a second edge of the second side, and at least one of the first edge and the second edge has a curved profile extending from a first end to a second end of the container.
19. The container of claim 18 , wherein the first side or the second side comprises a curved profile.
20. The container of claim 18 , wherein the inter-connecting features comprises a plurality of D shaped slots or a plurality of inter-connecting tabs and slits.