Device and method for automatically tufting upholstery

Sewing – Method of sewing – Attaching fastener

Reexamination Certificate

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C112S080010, C112S470270

Reexamination Certificate

active

06868797

ABSTRACT:
The present invention is a device for the automatic tufting of upholstery units using tufts comprising a retaining link with a tuft element at either end and associated with further tufts is provided. The device comprises engagement device for a tuft device for separating the engaged tuft from the associated tufts; device for driving one tuft element and the retaining link of the engaged tuft through an upholstery unit and withdrawing the engagement device once the tuft is released; and device for automatically reloading the device with a further tuft. A method of automatically tufting upholstery units using such a device is also provided.

REFERENCES:
patent: 1867041 (1932-07-01), Walters
patent: 2190469 (1940-02-01), Bux
patent: 3470834 (1969-10-01), Bone
patent: 4111347 (1978-09-01), Bone
patent: 5309612 (1994-05-01), Briere et al.

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