Device for the lubrication of the rotating hook in a sewing mach

Handwheel modified for improved lubrication and cooling

Lubricant sealing device for sewing machines

Lubricant sensing device for sewing machines

Lubricating device for a rotary looptaker

Lubricating device for sewing and embroidering machines

Lubricating oil seal on sewing machines

Lubricating oil sealing device for a sewing machine

Lubricating system for sewing machines

Lubrication system for sewing machine

Method and apparatus for retarding oil leakage in a sewing machi

Needle bar lubricant sealing device

Oil discharge device of upper looper mechanism in overlock...

Oil elimination device for a sewing machine

Oil pump for sewing machines

Presser foot lubrication system

Relatively sliding arrangement for use in sewing machine

Self-oiling bag-closing sewing machine with improved lubrication

Self-oiling portable bag-closing sewing machine

Self-oiling portable bag-closing sewing machine with pump