发明名称 Large size heater comprising insulated mounting plates - has clipped-on heating pipes at top plate being made of carbon- or heavy-spar-filled polystyrene or pvc
摘要 <p>Large-surface-area heater comprises several mounting plates with insulating layer and aplate arranged on top of the insulation and heating tubes fixed on the plate by means of clips. These clips are brackets with springily elastic "legs" provided with seatings which are pre-tensioned and engage apertures and domed projections that protrude above the surface of the plate. The plate is made of a piece of hard plastics sheet, suitably polystyrene or PVC. It may have carbon or heavy-spar particles incorporated in it.</p>
申请公布号 DE2835265(A1) 申请公布日期 1980.02.21
申请号 DE19782835265 申请日期 1978.08.11
申请人 FERMEN,ERNST;WUERZBURGER,HANS 发明人 FERMEN,ERNST;WUERZBURGER,HANS
分类号 F24D3/14;(IPC1-7):24H9/08 主分类号 F24D3/14
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