发明名称 |
DEVICE FOR FIGHTING ICY COVER OF ROAD SURFACE |
摘要 |
FIELD: municipal road maintenance machinery and equipment. SUBSTANCE: device has hollow roll 1 with perforations and source of hot gas supply 9. Roll is embraced at top and sides by shroud 5 which is corrugated and made of flexible heat-insulating material. Shroud is of same configuration as roll surface and adjoins this surface. Roll is made in the form of thin-wall corrugated pipe of resilient heat-insulating material. Rims 2 made of rigid heat-insulating material are secured on widening parts of roll. Beam 6 is provided inside roll for limiting sagging of roll. Application of aforesaid embodiment of device improves quality of treating surface irregularities. EFFECT: higher efficiency. 2 cl, 2 dwg
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申请公布号 |
RU2142035(C1) |
申请公布日期 |
1999.11.27 |
申请号 |
RU19970118198 |
申请日期 |
1997.11.04 |
申请人 |
STEPANOV VIKTOR VLADIMIROVICH |
发明人 |
STEPANOV V.V. |
分类号 |
E01H5/10;E01H10/00;(IPC1-7):E01H5/10 |
主分类号 |
E01H5/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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