Stitching apparatus for forming a cut pile surface structure

Details Stitching apparatus for forming a cut pile surface structure Stitching apparatus for forming a cut pile surface structure

2005-03-01

2005-03-01

Worrell, Danny (Department: 3765)

Textiles: knitting

United needle machines

Straight

Reexamination Certificate

active

06860120

ABSTRACT:
A unitary sinker finger is attached at its first end to a sinker bar. In a first embodiment the second end of the finger is attached to a fixed support member. The sinker finger has a loop formation region and a loop cutting region disposed thereon, with the loop cutting region being disposed intermediate the loop formation region and the second end of the finger. A cutting blade that is operable in the cutting region for cutting pile loops formed on the loop formation region of the finger. In a second embodiment the sinker finger is an arcuate member that cantilevers from the sinker bar. A loop cutter cooperates with the arcuate sinker finger to cut the pile loops formed on the finger at a location adjacent to the free end of the finger. A sensing arrangement for determining operability of the cutting arrangement is also disclosed.

REFERENCES:
patent: 3603114 (1971-09-01), Jaskulski et al.
patent: 3677206 (1972-07-01), Maclsaac et al.

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