SNOWMELT PREVENTION AND SNOW COVER COMPACTION METHOD FOR SNOW-PLAYING FACILITY

PROBLEM TO BE SOLVED: To definitely prevent snowmelt and also to compact snow cover by efficiently cooling the whole of snow cover. SOLUTION: A header pipe 6 having a plurality of dry air blowing holes 5 is laid on the whole of a base 1 placed on snow cover at the snow-playing facilities, and dry ai...

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Bibliographische Detailangaben
Hauptverfasser:	KAMEZAKI KAZUHIKO, KISHI SUSUMU
Format:	Patent
Sprache:	eng
Schlagworte:	AMUSEMENTS CLEANING BEACHES CLEANING OF PERMANENT WAYS CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, ORTHE LIKE DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE DISPERSING FIXED CONSTRUCTIONS FOG IN GENERAL GAMES HUMAN NECESSITIES MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR ROLLER SKATES SKATES SKIS SPORTS STREET CLEANING
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To definitely prevent snowmelt and also to compact snow cover by efficiently cooling the whole of snow cover. SOLUTION: A header pipe 6 having a plurality of dry air blowing holes 5 is laid on the whole of a base 1 placed on snow cover at the snow-playing facilities, and dry air fulfilling the requirements of 0