Hook bar clamp assembly for tufting machine

Details Hook bar clamp assembly for tufting machine Hook bar clamp assembly for tufting machine

1984-11-29

1986-01-07

Feldbaum, Ronald

Sewing

Special machines

Buttonhole

D05C 1500

Patent

active

045627819

ABSTRACT:
A looper apparatus for a multiple-needle tufting machine having a hook bar including a transversely extending recess opening through the front face of the hook bar and receiving a transverse gauge bar or member having transversely spaced vertical hook slots for receiving the shank portions of corresponding looper hooks. A clamp assembly including a plurality of clamp members assembled within the lower portion of the gauge bar so that each clamp member is adapted to engage the bottom edges of the shank portions of a pair of adjacent hooks in clamping position. Each clamp member is adapted to be moved to its clamping position by a corresponding set screw extending upwardly through the lower portion of the gauge bar. The clamp members are preferably in the form of clamp balls.

REFERENCES:
patent: 4217837 (1980-08-01), Beasley et al.
patent: 4313388 (1982-02-01), Biggs et al.
patent: 4354441 (1982-10-01), Hurst
patent: 4448137 (1984-05-01), Curtis et al.
patent: 4477957 (1984-10-01), Inman
patent: 4509439 (1985-04-01), Densmore et al.

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