| 摘要 |
1437542 Laminating apparatus WEGU GUMMI-UND KUNSTSTOFFWERKE WALTER DRABING KG 22 June 1973 [2 Dec 1972] 25610/74 Divided out of 1437541 Heading B5N An apparatus for bonding at least two sheet materials in selected areas thereof comprises a metal pressing plate 10 which is adapted to be heated and which is provided with a plurality of projecting surfaces, and a wooden bed plate 11, e.g. of plywood having a substantially planar so that when sheets to be bonded are pressed between said pressing plate and bedplate bonding is effected only in selected areas determined by the positions of said projecting surfaces. The apparatus may be used in carrying out the method of Specification 1,437,541. |
