Cryotransport chamber

• US 5,558,241 A
• Filed: 01/06/1994
• Issued: 09/24/1996
• Est. Priority Date: 01/06/1994
• Status: Expired due to Fees

• Current Assignee: PM Design, Inc., TEMP Top Container Systems Incorporated
• Original Assignee: TEMP Top Container Systems Incorporated
• Inventors: Huffstutler, M. Conrad Jr., Wallace, Mark W., Meacham, Patrick E., Nyberg, Carl R.
• Primary Examiner(s): Scherbel, David
• Assistant Examiner(s): SOOHOO, TONY GLEN
• Application Number:
  US08/178,189
• Time in Patent Office: 992 Days
• Field of Search: 220/4.28, 220/4.31, 220/4.32, 220/1.5, 220/4.33, 220/682, 220/691, 220/6
• US Class Current: 220/1.5
• CPC Class Codes: B65D 11/1833 whereby all side walls are hingedly connected to the base panel B65D11/186 takes precedence
• CPC Class Codes: B65D 11/184 and one or more side walls being foldable along a median line
• CPC Class Codes: B65D 19/06 with bodies formed by uniting or interconnecting two or more components
• CPC Class Codes: B65D 25/005 Side walls formed with an aperture or a movable portion arranged to allow removal or insertion of contents B65D5/16, B65D7/40 take precedence
• CPC Class Codes: B65D 2519/00024 Metal
• CPC Class Codes: B65D 2519/00034 Plastic
• CPC Class Codes: B65D 2519/00059 Metal
• CPC Class Codes: B65D 2519/00069 Plastic
• CPC Class Codes: B65D 2519/00149 Combination, e.g. different elements made of different materials, laminates
• CPC Class Codes: B65D 2519/00184 Combination, e.g. different elements made of different materials, laminates
• CPC Class Codes: B65D 2519/00218 Combination, e.g. different elements made of different materials, laminates
• CPC Class Codes: B65D 2519/00233 Metal
• CPC Class Codes: B65D 2519/00243 Plastic
• CPC Class Codes: B65D 2519/00268 made of one piece
• CPC Class Codes: B65D 2519/00288 made of one piece
• CPC Class Codes: B65D 2519/00338 contact surface having a discrete foot-like shape
• CPC Class Codes: B65D 2519/00502 whereby at least one side wall is made of two or more pieces
• CPC Class Codes: B65D 2519/00527 Hollow walls
• CPC Class Codes: B65D 2519/00557 without separate auxiliary elements
• CPC Class Codes: B65D 2519/00597 integrally formed
• CPC Class Codes: B65D 2519/00656 : separately formed
• CPC Class Codes: B65D 2519/00925 : with semi-detachable components, i.e. with some side walls hinged to each other or to a base panel and the other side walls being detachable to allow collapsing of the container
• CPC Class Codes: B65D 81/3823 : formed of different materials, e.g. laminated or foam filling between walls

Abstract

A multi-use, knock-down, fully-insulated chamber for the transport of frozen, heated or cooled contents having pivotable sides with interlocking edge retainers for transfer of hoop stresses and wrinkle-type, flexible connective bands to guide sides between their erected and knockdown positions.

Claims

1. A transport container comprising:

a base;

a plurality of sidewalls, said sidewalls extending essentially perpendicularly from the base to form a container having an inner cavity;

a plurality of edgelok coupling assemblies for selectively connecting adjacent sidewalls along a detachable extent, said edgelok coupling assemblies including a first edgelok and a second edgelok, said first and second edgeloks designed to be detachably connected to selectively connect adjacent sidewalls, said first edgelok including;

means for securing the first edgelok relative to a side of the sidewall;

a latch member having a latch projection and a latch channel extending along the entire detachable extent; and

said second edgelok including;

means for securing the second edgelok relative to a side of an adjacent sidewall; and

a latch member having a latch projection and a latch channel extending along the entire detachable extent, the latch projection of the first edgelok being similarly sized and aligned relative to the latch channel of the second edgelok and the latch projection of the second edgelok being similarly sized and aligned relative to the latch channel of the first edgelok so that when the first and second edgeloks are connected, the latch projections of the first and second edgeloks closely fit into said latch channels of second and first edgeloks, respectively,

wherein the latch projection of the first edgelok includes a posilatch extension and the latch projection of the second edgelok includes a posilatch groove and the posilatch extension of connected edgeloks fits into the posilatch groove to securely connect the first and second edgeloks of the edgelok coupling assemblies.

2. A transport container comprising:

a base;

a plurality of sidewalls, said sidewalls extending essentially perpendicularly from the base to form a container having an inner cavity;

a plurality of edgelok coupling assemblies for selectively connecting adjacent sidewalls along a detachable extent, said edgelok coupling assemblies including a first edgelok and a second edgelok, said first and second edgeloks designed to be detachably connected to selectively connect adjacent sidewalls, said first edgelok including;

means for securing the first edgelok relative to a side of the sidewall;

a latch member having a latch projection and a latch channel extending along the entire detachable extent; and

said second edgelok including;

means for securing the second edgelok relative to a side of an adjacent sidewall; and

a latch member having a latch projection and a latch channel extending along the entire detachable extent, the latch projection of the first edgelok being similarly sized and aligned relative to the latch channel of the second edgelok and the latch projection of the second edgelok being similarly sized and aligned relative to the latch channel of the first edgelok so that when the first and second edgeloks are connected, the latch projections of the first and second edgeloks closely fit into said latch channels of second and first edgeloks, respectively,

wherein the base and sidewalls include drain paths for draining liquid from an inner cavity of the container,

wherein the base includes drain pockets associated with the drain paths of said container and an opening connecting the drain pockets to ambient for releasing fluid from the inner cavity of the container,

wherein the opening connecting the drain pockets to ambient includes a check valve.

3. A transport container comprising:

a base;

a plurality of sidewalls, said sidewalls extending essentially perpendicularly from the base to form a container having an inner cavity;

a plurality of edgelok coupling assemblies for selectively connecting adjacent sidewalls along a detachable extent, said edgelok coupling assemblies including a first edgelok and a second edgelok, said first and second edgeloks designed to be detachably connected to selectively connect adjacent sidewalls, said first edgelok including;

means for securing the first edgelok relative to a side of the sidewall;

a latch member having a latch projection and a latch channel extending along the entire detachable extent; and

said second edgelok including;

means for securing the second edgelok relative to a side of an adjacent sidewall; and

a latch member having a latch projection and a latch channel extending along the entire detachable extent, the latch projection of the first edgelok being similarly sized and aligned relative to the latch channel of the second edgelok and the latch projection of the second edgelok being similarly sized and aligned relative to the latch channel of the first edgelok so that when the first and second edgeloks are connected, the latch projections of the first and second edgeloks closely fit into said latch channels of second and first edgeloks, respectively,

wherein the latch members of the first and second edgeloks are formed of U-shaped members, each U-shaped member having two extended legs and a base portion, an extended leg of each U-shaped member forming the latch projection and two extended legs and a base portion of each U-shaped member defining the latch channels,

wherein the latch projection of the first edgelok includes a posilatch extension extending from the extended leg into the latch channel and the latch projection of the second edgelok includes a posilatch groove formed on the extended leg, the posilatch extension and posilatch groove being aligned so that the posilatch extension fits into the posilatch groove when first and second edgeloks are connected to securely connect the first and second edgeloks of the edgelok coupling assemblies.

4. The transport container of claim 3 wherein the posilatch extension of the first edgelok and the posilatch groove of the second edgelok are spaced from respective ends of the extended legs of the latch projections.

5. A transport container comprising:

a base;

a plurality of sidewalls, said sidewalls extending essentially perpendicularly from the base to form a container having an inner cavity;

a plurality of edgelok coupling assemblies for selectively connecting adjacent sidewalls along a detachable extent, said edgelok coupling assemblies including a first edgelok and a second edgelok, said first and second edgeloks designed to be detachably connected to selectively connect adjacent sidewalls, said first edgelok including;

means for securing the first edgelok relative to a side of the sidewall;

a latch member having a latch projection and a latch channel extending along the entire detachable extent; and

said second edgelok including;

means for securing the second edgelok relative to a side of an adjacent sidewall; and

a latch member having a latch projection and a latch channel extending along the entire detachable extent, the latch projection of the first edgelok being similarly sized and aligned relative to the latch channel of the second edgelok and the latch projection of the second edgelok being similarly sized and aligned relative to the latch channel of the first edgelok so that when the first and second edgeloks are connected, the latch projections of the first and second edgeloks closely fit into said latch channels of second and first edgeloks, respectively,

wherein the latch projection of the first edgelok is tapered and the latch channel of the second edgelok is tapered.

6. The transport container of claim 5 wherein the latch projection of the first edgelok includes a posilatch circular shaped connector and the latch channel of the second edgelok includes a circular groove wherein the circular shaped connector fits into the circular groove when the first and second edgeloks are connected to securely connect first and second edgeloks of the edgelok coupling assemblies.

7. A transport container comprising:

a base;

a plurality of sidewalls, said sidewalls extending essentially perpendicularly from the base to form a container having an inner cavity;

a plurality of edgelok coupling assemblies for selectively connecting adjacent sidewalls along a detachable extent, said edgelok coupling assemblies including a first edgelok and a second edgelok, said first and second edgeloks designed to be detachably connected to selectively connect adjacent sidewalls, said first edgelok including;

means for securing the first edgelok relative to a side of the sidewall;

a latch member having a latch projection and a latch channel extending along the entire detachable extent; and

said second edgelok including;

means for securing the second edgelok relative to a side of an adjacent sidewall; and

a latch member having a latch projection and a latch channel extending along the entire detachable extent, the latch projection of the first edgelok being similarly sized and aligned relative to the latch channel of the second edgelok and the latch projection of the second edgelok being similarly sized and aligned relative to the latch channel of the first edgelok so that when the first and second edgeloks are connected, the latch projections of the first and second edgeloks closely fit into said latch channels of second and first edgeloks, respectively,

and further including a cover for sealing an opening of the container to the inner cavity comprising;

a relatively rigid portion sized smaller than the opening to the inner cavity of the container; and

a flexible sealwing extending about an outer perimeter of the rigid portion, said rigid portion and flexible sealwing being dimensioned slightly larger than the opening for providing a tight seal between the sidewalls of the container and the cover of the container.

8. The transport container of claim 7 wherein the flexible sealwing of the cover is formed of an elastomeric material.

9. The transport container of claim 7 wherein the flexible sealwing of the cover is tapered inwardly from the rigid portion of the cover.

10. A transport container comprising:

a base;

a plurality of sidewalls, said sidewalls extending essentially perpendicularly from the base to form a container having an inner cavity;

a plurality of edgelok coupling assemblies for selectively connecting adjacent sidewalls along a detachable extent, said edgelok coupling assemblies including a first edgelok and a second edgelok, said first and second edgeloks designed to be detachably connected to selectively connect adjacent sidewalls, said first edgelok including;

means for securing the first edgelok relative to a side of the sidewall;

a latch member having a latch projection and a latch channel extending along the entire detachable extent; and

said second edgelok including;

means for securing the second edgelok relative to a side of an adjacent sidewall; and

a latch member having a latch projection and a latch channel extending along the entire detachable extent, the latch projection of the first edgelok being similarly sized and aligned relative to the latch channel of the second edgelok and the latch projection of the second edgelok being similarly sized and aligned relative to the latch channel of the first edgelok so that when the first and second edgeloks are connected, the latch projections of the first and second edgeloks closely fit into said latch channels of second and first edgeloks, respectively,

wherein the means for securing the first and second edgeloks relative to the sides of sidewalls is formed of a U-shaped attachment member having a base and opposed legs, said U-shaped attachment member defining an attachment channel within said base and opposed legs, the extent between opposed legs being sized similar to the width of the sidewalls to provide a frictional fit between the legs of the U-shaped member and the sidewalls to secure the edgeloks relative to the sidewalls,

wherein extended ends of the opposed legs of the U-shaped attachment member include attachment flanges extending from the legs and the sides of the sidewalls includes grooves, the grooves of the sidewalls being aligned so that the attachment flanges of the U-shaped attachment member fit into the grooves of the sidewalls to secure the edgeloks relative to the sidewalls.

11. The transport container of claim 10, wherein the sidewalls include upper and lower side panels hingedly connected, sides of adjacent lower side panels being rigidly connected and first and second edgeloks of the edgelok coupling assemblies being attached to the sides of adjacent upper side panels for selectively connecting the upper side panels of adjacent side walls.

12. The transport container of claim 11 wherein the upper and lower side panels of sidewalls of the container are hingedly connected by a flexible elastomeric hinge.

13. The transport container of claim 10 wherein the base and sidewalls include drain paths for draining liquid from an inner cavity of the container.

14. The transport container of claim 13 wherein the base includes drain pockets associated with the drain paths of said container and an opening connecting the drain pockets to ambient for releasing fluid from the inner cavity of the container.

15. The transport container of claim 10 wherein the latch members of the first and second edgeloks are formed of U-shaped members, each U-shaped member having two extended legs and a base portion, an extended leg of each U-shaped member forming the latch projection and the two extended legs and base portion of each U-shaped member defining the latch channel thereon.

16. The transport container of claim 10 wherein the means for securing the first and second edgeloks relative to the sides of sidewalls is formed of a U-shaped attachment member having a base and opposed legs, said U-shaped attachment member defining an attachment channel within said base and opposed legs, the extent between opposed legs being sized similar to the width of the sidewalls to provide a frictional fit between the legs of the U-shaped member and the sidewalls to secure the edgeloks relative to the sidewalls.

17. The transport container of claim 10 wherein the base and sidewalls are formed of a thermally insulating material.

18. The transport chamber of claim 10 wherein the base and sidewalls are formed of an outer polymer molded shell and a thermally insulated foam material is injected into an inner cavity of the molded shell.

19. The transport container of claim 10 wherein at least one sidewall includes a gate hingedly connected relative to the sidewall within a gate opening of said sidewall to pivot between an opened position and a closed position to provide selective access to the inner cavity of the container.