Sewing – Special machines – Buttonhole
Patent
1978-10-02
1980-08-19
Feldbaum, Ronald
Sewing
Special machines
Buttonhole
112289, D05C 1500
Patent
active
042178363
ABSTRACT:
A cut-pile tufting machine is disclosed having a module rotatably supporting a plurality of circular knife blades driven by gears mounted on a common shaft with the blades. The module also carries idler gears in mesh with the drive gears for driving them from gearing on a drive shaft mounted in the tufting machine bed when the modules are installed.
REFERENCES:
patent: 1924715 (1933-08-01), Farrell
patent: 1956453 (1934-04-01), Moench
patent: 2160090 (1939-05-01), Schmiedel
patent: 2160094 (1939-05-01), Schmiedel
patent: 2176957 (1939-10-01), Covell
Feldbaum Ronald
Ruderman Alan
Spencer Wright Industries, Inc.
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