Weft knitting machine with movable sinker device

Details Weft knitting machine with movable sinker device Weft knitting machine with movable sinker device

2005-12-27

2005-12-27

Worrell, Danny (Department: 3765)

Textiles: knitting

Needle cooperating elements

Sinkers or web holders

Reexamination Certificate

active

06978642

ABSTRACT:
A weft knitting machine with a movable sinker device capable of preventing yarn from being worn caused by repeatedly striking the yarn with a sinker energized by a spring to push down knitting fabric, wherein a stroke to which a yarn locking part (2a) at the tip of a sinker plate (2) is moved to a tooth port (6) by the energization of the spring (4) is increased at a first stage shown in (a) and decreased at a second stage shown in (b), the stroke is limited in (b) by locking a holding locking part (12a) of a holding member (12) to the holding locking part (2d) of the sinker plate (2), and a stage is switched to a second stage at a knitting portion where the yarn locking part (2a) repeatedly strikes the yarn to prevent the yarn from being thinned and fluffed.

REFERENCES:
patent: 3024633 (1962-03-01), Kuntz
patent: 5134865 (1992-08-01), Shima et al.
patent: 5138849 (1992-08-01), Stoll et al.
patent: 6092396 (2000-07-01), Schmid et al.
patent: 6415633 (2002-07-01), Schmid et al.
patent: 0 681 046 (1995-11-01), None
patent: 0 681 046 (1998-10-01), None
patent: 5-83657 (1993-11-01), None
patent: 9-31806 (1997-02-01), None
patent: 9-321806 (1997-02-01), None
patent: WO 89/12708 (1989-12-01), None
patent: WO 89/12708 (1989-12-01), None

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