US2004011797A1PendingUtilityA1

Floor plate for a cooling freight

19
Assignee: WAGGONBAU ELZE GMBH & COPriority: Apr 5, 2002Filed: Apr 4, 2003Published: Jan 22, 2004
Est. expiryApr 5, 2022(expired)· nominal 20-yr term from priority
Inventors:Gunter Homes
B65D 88/745B65D 90/022B60P 3/20B65D 90/06B62D 33/048B65D 90/028B65D 90/02
19
PatentIndex Score
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Cited by
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References
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Claims

Abstract

A floor plate for a cooling container of sandwich construction in which an upper cover plate and a lower cover plate are bridged by a rigid foam. The gooseneck tunnel of the floor plate is insulated by a vacuum insulated plate which can contain a support medium and which is embedded in the surrounding foam.

Claims

exact text as granted — not AI-modified
I claim:  
     
         1 . A floor plate for a cooling container comprising: 
 a sandwich structure formed by an upper cover plate, a lower cover plate and a rigid insulating foam between said cover plates;    a T-section grating forming passages for cooling air; and    a gooseneck tunnel formed in said floor plate and insulated by a vacuum insulated plate.    
     
     
         2 . The floor plate for the cooling container as defined in  claim 1  wherein the vacuum insulated plate is fixed to the lower cover plate.  
     
     
         3 . The floor plate for the cooling container as defined in  claim 2  wherein the vacuum insulated plate is embedded in the rigid foam.  
     
     
         4 . The floor plate for the cooling container as defined in  claim 3  wherein the vacuum insulated plate is embedded by foaming the rigid foam around edges of the vacuum insulated plate.  
     
     
         5 . The floor plate for the cooling container as defined in  claim 3  wherein the vacuum insulated plate is composed of a flat rectangular box structure in an interior of which a vacuum is maintained.  
     
     
         6 . The floor plate for the cooling container as defined in  claim 5 , further comprising a support medium within said box structure.  
     
     
         7 . The floor plate for the cooling container as defined in  claim 6  wherein the support medium is composed of diatomaceous earth.  
     
     
         8 . The floor plate for the cooling container as defined in  claim 6  wherein the support medium is composed of rock wool.  
     
     
         9 . The floor plate for the cooling container as defined in  claim 6  wherein the support medium is composed of plastic grid.

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