Ball bearing looper drive

Details Ball bearing looper drive Ball bearing looper drive

1975-07-09

1976-09-07

Schroeder, Werner H.

Sewing

Stitch forming

Blind stitch

308178, D05B 124, D05B 5730, F16C 3506

Patent

active

039788016

ABSTRACT:
Force is delivered from a looper drive crank to a nut and bolt assembly having clamped thereto the inner races of first and second bearing sets. A spacer separates the bearing sets. The outer races of the bearing sets are press fit into the bore of a housing from which force is transmitted to a looper link.

REFERENCES:
patent: 1716095 (1929-06-01), Warner
patent: 2624856 (1953-01-01), Younger
patent: 3071421 (1963-01-01), Jones et al.
patent: 3104553 (1963-09-01), Traeder
patent: 3361101 (1968-01-01), Roth

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