| 摘要 |
<p>1,242,436. Edging strips. GRAHAMS (SEACROFT) Ltd. 6 Dec., 1968 [8 Dec., 1967], No. 58065/68. Heading B5R. [Also in Division E1] An edge beading or sealing strip of the straddle type has a main body 3 of U-section of rubber or neoprene covering a carrier 1 of U-section and may be with a sealing tongue (21c, Fig. 4), the main body straddling a flange 11 and has fins 15 to grip the flange 11 made of softer material than the body portion 3. The main portion and the fins may be of rubber or P.V.C. having different hardnesses, and formed in a dual extrusion process, as an integral covering or as a separate covering for a rigid carrier 1, completely surrounding the outer surface of the carrier and at least an outer end portion of the inner surface of the arms of the carrier.</p> |
