An internal combustion engine 1 wherein said engine is a rotary engine and said movable means is a rotor having plural ones of said surfaces disposed to be subjected to gases of combustion, {HEAD ~ each} of {TAIL ~ said surfaces} being provided with said plurality of pockets, said heat insulation means and said covers 
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An internal combustion engine 1 wherein said engine is a rotary engine and said movable means is a rotor having plural ones of said surfaces disposed to be subjected to gases of combustion , { HEAD ~ each } of { TAIL ~ said surfaces } being provided with said plurality of pockets , said heat insulation means and said covers
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