发明名称 A METHOD AND APPARATUS FOR POSITIONING AT LEAST ONE THREAD, BAND OR THE LIKE IN A PRE-DETERMINED PATTERN ON A MATERIAL WEB
摘要 <p>The present invention relates to a method for positioning at least one thread, band or like element (8) in a pre-determined pattern above a conveyer path (1) with the aid of thread outfeed device (3) having at least on thread outlet device (5). In accordance with the invention, the thread outlet, or each thread outlet, is moved in a simple or a composite rotational path in a plane parallel with the conveyer path, and the path is moved linearly in relation to the rotational axis of the thread outlet. This will cause the thread outlet to move in a spiral-like movement path relative to the conveyer path. The conveyer path has mounted thereon dogging elements (2) which are located within the spiral-like movement path of the thread outlet, such as to enable the thread to be laid out in a pattern determined by the dogging elements. The invention also relates to apparatus for carrying out the method.</p>
申请公布号 WO1990000514(A1) 申请公布日期 1990.01.25
申请号 SE1989000390 申请日期 1989.07.06
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