Textiles: cloth finishing – Expanding device for textile webs – Spreader
Patent
1990-05-22
1991-11-26
Schroeder, Werner H.
Textiles: cloth finishing
Expanding device for textile webs
Spreader
384297, D06C 304
Patent
active
050672142
ABSTRACT:
A tenter frame is illustrated wherein a chain is fabricated by press fitting a pin receiving bushing constructed of Vespel and the like into a steel bushing and then boring a pin receiving opening therein and utilizing wear strips constructed of Vespel in a dovetail configuration opposite the tenter chain providing a lubrication free tenter wherein the chain may be tensioned without excessive stretching. Also illustrated are lubrication-free tenter-clip jaw pivot bushings.
REFERENCES:
patent: 3022128 (1962-02-01), Reuter
patent: 3650494 (1972-03-01), Hutchinson
patent: 3813133 (1974-05-01), Walter et al.
patent: 4401198 (1983-08-01), Kunczynski
patent: 4678349 (1987-07-01), Yoshigai
patent: 4926529 (1990-05-01), Hosmer et al.
patent: 4932795 (1990-06-01), Guinn
patent: 4949438 (1990-08-01), Richter
Hosmer Christopher E.
Whaley John F.
Calvert John J.
Marshall and Williams Company
Schroeder Werner H.
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