发明名称 COVERING FOR SNOW AND ICE ACCUMULATION PREVENTION OR REMOVAL
摘要 FIELD: building, particularly to maintain footpaths, opened staircase steps and so on free of snow and ice. ^ SUBSTANCE: covering comprises rectangular plates provided with heating cable installed on road bed and grouped in longitudinal and/or transversal rows. Each plate is provided with groove formed on upper surface of each plate along central longitudinal axis thereof. Heating cable is laid in the groove and closed with sealing member. Opposite groove ends are provided with through orifices. Plate ends are bent downwards and define longitudinal and transversal flanges. Slots are formed in transversal flanges at areas of flange intersection with groove and in longitudinal flanges in areas of flange joining to opposite plate corners. ^ EFFECT: reduced electric power inputs. ^ 8 cl, 6 dwg
申请公布号 RU2296832(C1) 申请公布日期 2007.04.10
申请号 RU20050123284 申请日期 2005.07.22
申请人 ZHURAVSKIJ SERGEJ ANATOL'EVICH 发明人 ZHURAVSKIJ SERGEJ ANATOL'EVICH
分类号 E01C11/26 主分类号 E01C11/26
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