Manufacture of pocketed compound nested coil springs

Details Manufacture of pocketed compound nested coil springs Manufacture of pocketed compound nested coil springs

B - Operations, Transporting

65

B

B65B 63/02 (2006.01) B68G 9/00 (2006.01)

Patent

CA 2336081

A system and method for manufacturing pocketed compound nested coil springs (10) includes inserting a compressed, preferably pocketed, smaller coil spring (18) into a horizontally oriented larger coil spring (24) either prior to compressing and inserting the outer coil spring (24) into pocket material (58) or after (Fig. 3) the larger coil spring (24) has been pocketed thereby requiring the first spring (18) to be inserted into and through an opening (84) in the pocket material.

la présente invention concerne une système et un procédé pour fabriquer des ressorts à boudin (10) emboîtés combinés enveloppés, ledit procédé comprenant l'étape consistant à insérer un petit ressort à boudin (18) comprimé, de préférence enveloppé, dans un grand ressort à boudin (24) orienté horizontalement, soit avant de comprimer et d'insérer le ressort à boudin extérieur (24) dans le matériau enveloppe (58), soit après (Figure 3) avoir placé le grand ressort à boudin, ce qui nécessite d'insérer le premier ressort (18) dans et à travers une ouverture (84) dans le matériau enveloppe.

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