Toothbrush Manufacture (pre-nylon) and Manufacture of Nylon Bristles
In the manufacture of toothbrushes by E.I. du Pont Nemours & Company at Leominster, Massachusetts the bristles are first washed, bleached and sterilized and then carefully examined for possible colored bristles. This scene shows girls picking out...
This clothes brush with tough, long wearing nylon bristles is guaranteed by its manufacture, Stanley Home Products Company of Westfield, Massachusetts to last 25 years. The brush's construction makes the unusual guarantee possible. The nylon...
Toothbrush Manufacture (pre-nylon) and Manufacture of Nylon Bristles
Final inspection of bundles of bristles used in the manufacture of toothbrushes at the Leominster Massachusetts plant of E.I. du Pont Nemours & Company. Imperfect bristles are being removed.
Toothbrush Manufacture (pre-nylon) and Manufacture of Nylon Bristles
A mechanical barber trims the bristles of the toothbrush to the required shape at the Leominster, Massachusetts plant of E.I. du Pont Nemours & Company where toothbrushes are manufactured. Eight whirling knives make contact with as many brushes at...
Toothbrush Manufacture (pre-nylon) and Manufacture of Nylon Bristles
A preliminary step in the manufacture of toothbrushes at the Leominster, Massachusetts plant of E.I. du Pont Nemours & Company. A native Russian in the bristles department washing, bleaching and tying raw Russian bristles into bundles. The DuPont...
Toothbrush Manufacture (pre-nylon) and Manufacture of Nylon Bristles
A step in the manufacture of toothbrushes tat the Leominster Massachusetts plant of E.I. du Pont Nemours & Company. Bristles are shown here being separated according to length.
Good paint bristles must be tapered, tough and resilient. These new tapered nylon paint brush bristles in the bundles are superior replacements for long, lithe pig bristles from China and Russia. The first satisfactory tapered bristle ever made by...
Toothbrush Manufacture (pre-nylon) and Manufacture of Nylon Bristles
Maneuvering with military precision, this ingenious machine drills the holes in the handles of the toothbrushes inserts the bristles and anchors them securely in a continuous automatic operation. This is a scene in the Leominster, Massachusetts...
Toothbrush Manufacture (pre-nylon) and Manufacture of Nylon Bristles
Bundles of raw bristle, used in the manufacture of toothbrushes, are first washed, bleached and sterilized and then dried thoroughly at the Leominster, Massachusetts plant of E.I. du Pont Nemours & Company. Trays of bundles of bristles are seen...
Toothbrush Manufacture (pre-nylon) and Manufacture of Nylon Bristles
Edward Burke, technical assistant in Arlington semi-works development, operates one of the Plastics Department's first cut-off machines for tapered nylon bristles. He started at Arlington in 1912 and has worked on development of products for the...
Toothbrush Manufacture (pre-nylon) and Manufacture of Nylon Bristles
Cut off machine used by Edward Burke, technical assistant, Arlington Works. Machine chops bristles after they have been tapered. This is experimental model.
Toothbrush Manufacture (pre-nylon) and Manufacture of Nylon Bristles
One of the many newly developed machines at the DuPont Company's new plastics plant at Parkersburg, West Virginia is this hank cutter for nylon brush bristles. Long hanks of filament are cut to proper size for industrial, household and paint...
