B - Operations – Transporting – 68 – G
Patent
B - Operations, Transporting
68
G
B68G 9/00 (2006.01) B65B 63/02 (2006.01) B68G 7/00 (2006.01)
Patent
CA 2197647
A method and apparatus for manufacturing mattresses, including the steps of forming a coil spring (12) from wire, conditioning said coil spring (12) to reduce stresses formed therein, placing said coil spring (12) within pockets (123) to create elongate strings (55) of pocketed coil springs (124), attaching said elongate strings (55) to create innerspring constructions.
L'invention concerne un procédé et un appareil pour fabriquer des matelas, et elle concerne en particulier la formation de ressorts hélicoïdaux (12) à partir de fils métalliques, le conditionnement de ces ressorts hélicoïdaux pour diminuer les contraintes internes, leur introduction dans des poches (123), la réalisation d'enchaînements (55) à partir d'unités (124) comprenant un ressort placé dans une poche et l'assemblage de ces enchaînements (55) pour réaliser des systèmes de ressorts pour l'intérieur de matelas.
Brannock Paul Henry
St. Clair Albert Ronald
Company Simmons
Dreamwell Ltd.
Ridout & Maybee Llp
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