| 摘要 |
<p>1,151,313. Spring upholstery. LEAR SIEGLER Inc. 4 July, 1967 [28 July, 1966], No. 30665/67. Heading A4M. [Also in Divisions B2 and C5] The end of a sinuous spring 13 is anchored to a frame 15 by a clip 11 screwed, at 17, to the frame 15, the clip 11 comprising a metal backing layer (25) to which a paper lining layer (29) is secured by a layer of adhesive (27) and the lining layer (29) having an "anti-squeak" coating comprising a composition including solid paraffin, ethylene vinyl acetate resin and a high molecular weight copolymer of alpha methylstyrene and vinyltoluene. The coating composition may include glycerol monostearate. Reference has been directed by the Comptroller to Specification 879,876.</p> |
