Stacking system

Claim 2

A stacking system comprising: a tray-shaped member with interior troughs for accommodating articles in said troughs, said tray-shaped member being stackably nested; a stacking member that can be stacked nested with the top of a tray-shaped member engaging the bottom of a stacking member, the top of each stacking member conforming to the bottom of each tray-shaped member, the distance between the top and bottom of each stacking member being independent of the height of any tray-shaped member, so that a plurality of tray-shaped members may be nested with stacking members to form a stack of tray-shaped members and stacking members, said stacking member having a height that can remain constant and need not be changed with varying inserted tray-shaped members, said tray-shaped member being fittable to said stacking member with said troughs having a height that only needs to be dependent on said articles and said tray-shaped member only needing to be changed.

Claim 3

Stacking system as defined in claim 1, wherein said stacking member has at least three stacking corners engaging the bottom of said tray-shaped member.

Claim 4

Stacking system as defined in claim 1, wherein said stacking member is an outer container surrounding said tray-shaped member.

Claim 5

Stacking system as defined in claim 3, wherein said outer container has walls tapering into its bottom and a stacking rim at least part of the way around its top and engaging the bottom of said tray-shaped member.

Claim 6

Stacking system as defined in claim 4, wherein said outer container has walls with meandering recesses extending to its bottom, areas of said walls without recesses serving as stacking corners.

Claim 7

Stacking system as defined in claim 4, wherein said outer container has a rectangular shape in top view, areas of said walls without recesses being at corners of said outer container.

Claim 8

Stacking system as defined in claim 1, wherein said tray-shaped member is an inner container surrounded by said stacking member, said stacking member comprising an outer container.

Claim 9

Stacking systems as defined in claim 7, wherein said inner container has an edge at least part way around it, the bottom of said inner container comprising a stacking support for the top of said outer container.

Claim 10

Stacking system as defined in claim 8, wherein the top of said inner container has an edge around it to accommodate the bottom of said outer container tightly and secured against lateral displacement.

Claim 11

Stacking system as defined in claim 1, wherein said tray-shaped member is deep-drawn or swaged with molded-in troughs for articles to be accommodated in said troughs.

Claim 12

Stacking system as defined in claim 1, wherein each trough has a height matching substantially the maximum height of said articles received in said troughs.

Claim 13

Stacking system as defined in claim 1, wherein said stacking member has a wall thickness greater than the wall thickness of said tray-shaped member.

Claim 14

Stacking system as defined in claim 1, wherein said stacking member has at least three stacking means engaging the bottom of said tray-shaped member.

Claim 15

Stacking system as defined in claim 1, wherein said troughs extend up to a maximum to the underside of said stacking member.

Claim 16

Stacking system as defined in claim 1, wherein said tray-shaped member has an upper side formed as a plane, said troughs having openings in said plane, said tray-shaped member having a rim above said plane, the bottom side of said tray-shaped member being formed on said rim.

Claim 17

Stacking system according to claim 1, wherein undersides of said troughs are supported by the underside of said stacking member.

Claim 18

A stacking system comprising: a tray-shaped member with interior troughs for accommodating articles in said troughs, said tray-shaped member being stackably nested; a stacking member that can be stacked nested with the top of a tray-shaped member engaging the bottom of a stacking member, the top of each stacking member conforming to the bottom of each tray-shaped member, the distance between the top and bottom of each stacking member being independent of the height of any tray-shaped member, so that a plurality of tray-shaped members may be nested with stacking members to form a stack of tray-shaped members and stacking members, said stacking member having a height that can remain constant and need not be changed with varying inserted tray-shaped members, said tray-shaped member being fittable to said stacking member with said troughs having a height that only needs to be dependent on said articles and said tray-shaped member only needing to be changed; said stacking member being an outer container surrounding said tray-shaped member; said outer container having walls tapering into its bottom and a stacking rim at least part of the way around its top and engaging the bottom of said tray-shaped member; said outer container having walls with meandering recesses extending to its bottom, areas of said walls without recesses serving as stacking corners; said tray-shaped member being an inner container surrounded by said stacking member; said inner container having an edge at least part way around it, the bottom of said inner container comprising a stacking support for the top of said outer container; the top of said inner container having an edge around it to accommodate the bottom of said outer container tightly and secured against lateral displacement; said tray-shaped member being deep-drawn or swaged with molded-in troughs for articles to be accommodated in said troughs; each trough having a height matching substantially the maximum height of said articles received in said troughs; said stacking member having a wall thickness greater than the wall thickness of said tray-shaped member; said stacking member having at least three stacking means engaging the bottom of said tray-shaped member; said troughs extending up to a maximum to the underside of said stacking member; said tray-shaped member having an upper side formed as a plane, said troughs having openings in said plane, said tray-shaped member having a rim above said plane, the bottom side of said tray-shaped member being formed on said rim; undersides of said troughs being supported by the underside of said stacking member.

Claim 19

A stacking system comprising: a tray-shaped member with interior troughs for accommodating articles in said troughs, said tray-shaped member being stackably nested; a stacking member that can be stacked nested with the top of a tray-shaped member engaging the bottom of a stacking member, the top of each stacking member conforming to the bottom of each tray-shaped member, the distance between the top and bottom of each stacking member being independent of the height of any tray-shaped member, so that a plurality of tray-shaped members may be nested with stacking members to form a stack of tray-shaped members and stacking members, said stacking member having a height that can remain constant and need not be changed with varying inserted tray-shaped members, said tray-shaped member being fittable to said stacking member with said troughs having a height that only needs to be dependent on said articles and said tray-shaped member only needing to be changed; said stacking member being an outer container surrounding said tray-shaped member; said outer container having walls tapering into its bottom and a stacking rim at least part of the way around its top and engaging the bottom of said tray-shaped member; said outer container having walls with meandering recesses extending to its bottom, areas of said walls without recesses serving as stacking corners; said tray-shaped member being an inner container surrounded by said stacking member; said inner container having an edge at least part way around it, the bottom of said inner container comprising a stacking support for the top of said outer container; the top of said inner container having an edge around it to accommodate the bottom of said outer container tightly and secured against lateral displacement; said tray-shaped member being deep-drawn or swaged with molded-in troughs for articles to be accommodated in said troughs; each trough having a height matching substantially the maximum height of said articles received in said troughs; said stacking member having a wall thickness greater than the wall thickness of said tray-shaped member; said stacking member having at least three stacking means engaging the bottom of said tray-shaped member; said troughs extending up to a maximum to the underside of said stacking member; said tray-shaped member having an upper side formed as a plane, said troughs having openings in said plane, said tray-shaped member having a rim above said plane, the bottom side of said tray-shaped member being formed on said rim; undersides of said troughs being supported by the underside of said stacking member.