Belt tensioning mechanism for tiltable sewing machines

Details Belt tensioning mechanism for tiltable sewing machines Belt tensioning mechanism for tiltable sewing machines

1975-08-11

1976-05-11

Krizmanich, George H.

Sewing

With tables or stands

112220, 112258, D05B 7502

Patent

active

039555186

ABSTRACT:
This disclosure relates to the combination of a sewing machine and a work table wherein the sewing machine is supported in the work table for movement between a sewing position and a tilted position, a drive motor supported remote from the driven mechanism of the machine and an idler pulley supported intermediate the drive motor and the machine with the idler pulley drivingly connecting the machine with the drive motor by means of drive belts, and the idler pulley being supported for movement with the sewing machine during tilting thereof in a manner whereby the tension in the drive belts is relieved during tilting of the sewing machine and tension is restored during return movement of the sewing machine to the sewing position.

REFERENCES:
patent: 113498 (1871-04-01), Chase
patent: 1160986 (1915-11-01), Kiewicz
patent: 3126852 (1964-03-01), Fontana

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