Foamed plastic field hospital litter bed

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1. AN EXPANDABLE STRUCTURE ADAPTED TO BE EXPANDED ON SITE BY FOAMING PLASTIC MATERIAL, COMPRISING;

AN ENVELOPE FORMED OF FLEXIBLE SHEET MATERIAL FOLDED INTO A COMPACT PACKAGE, FOAMING PLASTIC MEANS COMPRISING A RESIN AND CATALYST AND MEANS HOLDING THEM SEPARATE FROM EACH OTHER, MEANS TO BRING THE RESIN AND CATALYST TOGETHER TO FOAM THE PLASTIC, MEANS FOR DIRECTING THE FOAMED PLASTIC INTO THE ENVELOPE TO EXPAND IT WHEREBY UPON SETTING UP OF THE MATERIAL A RELATIVELY REIGID STRUCTURE IS FORMED, SAID ENVELOPE HAVING THE CONFIGURATION OF A LITTER BED AND INCLUDING, WHEN EXPANDED, AN INTERMEDIATE UPSTANDING RIB OF SAID FLEXIBLE SHEET MATERIAL AT THE DISTAL END OF THE LITTER BED IN A POSITION TO LIE BETWEEN THE LEGS OF A PATIENT ON THE BED AND SERVE AS A SPLINT MEMBER, SAID RIB HAVING CONTAINER MEANS THEREIN REFINING COMPARTMENTS FOR HOLDING SAID RESIN AND SAID CATALYST SEPARATE FROM EACH OTHER AND INCLUDING FLEXIBLE MEANS, AND MANUALLY ACTUABLE MEANS FOR RUPTURING SAID FLEXIBLE MEANS WHEREBY TO BRING THE RESIN AND CATALYST INTO CONTACT WITH EACH OTHER AND TO ALLOW THE FOAMED PLASTIC TO FOAM DIRECTLY INTO THE ENVELOPE.

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1. AN EXPANDABLE STRUCTURE ADAPTED TO BE EXPANDED ON SITE BY FOAMING PLASTIC MATERIAL, COMPRISING;
- AN ENVELOPE FORMED OF FLEXIBLE SHEET MATERIAL FOLDED INTO A COMPACT PACKAGE, FOAMING PLASTIC MEANS COMPRISING A RESIN AND CATALYST AND MEANS HOLDING THEM SEPARATE FROM EACH OTHER, MEANS TO BRING THE RESIN AND CATALYST TOGETHER TO FOAM THE PLASTIC, MEANS FOR DIRECTING THE FOAMED PLASTIC INTO THE ENVELOPE TO EXPAND IT WHEREBY UPON SETTING UP OF THE MATERIAL A RELATIVELY REIGID STRUCTURE IS FORMED, SAID ENVELOPE HAVING THE CONFIGURATION OF A LITTER BED AND INCLUDING, WHEN EXPANDED, AN INTERMEDIATE UPSTANDING RIB OF SAID FLEXIBLE SHEET MATERIAL AT THE DISTAL END OF THE LITTER BED IN A POSITION TO LIE BETWEEN THE LEGS OF A PATIENT ON THE BED AND SERVE AS A SPLINT MEMBER, SAID RIB HAVING CONTAINER MEANS THEREIN REFINING COMPARTMENTS FOR HOLDING SAID RESIN AND SAID CATALYST SEPARATE FROM EACH OTHER AND INCLUDING FLEXIBLE MEANS, AND MANUALLY ACTUABLE MEANS FOR RUPTURING SAID FLEXIBLE MEANS WHEREBY TO BRING THE RESIN AND CATALYST INTO CONTACT WITH EACH OTHER AND TO ALLOW THE FOAMED PLASTIC TO FOAM DIRECTLY INTO THE ENVELOPE.

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