Improvement in Needle-Threaders for Sewing-Machines. - The Portal to Texas History

Patent for improvement in needle-threaders for sewing machines by using an “eyelet-frame that formed by two equal parallelopipeds. These parallelopipeds are being kept together by two springs and may be separated by pressing the pins toward each other.” (Lines 32-35) “The axis of a conical eyelet will be laid in the joint planes of the parallelopipeds, its apex in the front side, its basis in the opposite side of the eyelet-frame, through which eyelet the thread has to pass when the instrument is used and applied to the machine-needle.” (Lines 37-42) This instrument can be used with curved or straight needles. Illustration is included.

A toolkit of thread-based microfluidics, sensors, and electronics for 3D tissue embedding for medical diagnostics

Needle Threader - Temu

Checklist of Common Sewing Machine Problems New Mexico State University - BE BOLD. Shape the Future.

Vintage Treadle sewing machine Norwood Standard collectible seamstress tool

The History of the Needle Threader

A Stitcher's Christmas #4: The Gift of Inspiration… and a Turtle! –

Thimble. - The Portal to Texas History

Improvement in Cotton-Chopper - The Portal to Texas History

How to Thread a Sewing Machine Needle Easily – Fashion Wanderer

What is a Needle Threader and How to Use It

Sewing and Embroidery Machines

Improvement in Needle-Threaders for Sewing-Machines. - The Portal to Texas History

Threading the Needle: Sewing in the Machine Age