Sewing machine cone spool to spindle adapter

Winding – tensioning – or guiding – Support for a strand material holder – For bobbins

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Details

2421304, 2425977, B65H 4906

Patent

active

056263023

ABSTRACT:
An adapter device to allow the use of industrial sized serger thread, woolly nylon or similar cone spools on consumer sewing machines. The adapter fits over the back spindle of a consumer sewing machine and permits the industrial sized cone spool to fit over the adapter and to pass the cone spool thread along the standard sewing machine thread path. The device has two embodiments, one for smaller cones and another for larger cones and together will accommodate cone thread spools containing up to 6,000 yards depending on the type of thread.

REFERENCES:
patent: 1368820 (1921-02-01), Menzl
patent: 1497675 (1924-06-01), Dover
patent: 1934169 (1933-11-01), Crooks
patent: 2915260 (1959-12-01), Parrott
patent: 3055609 (1962-09-01), Courtney
patent: 3413826 (1968-12-01), Abowitz
patent: 3738590 (1973-06-01), Granati

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