Textiles: cloth finishing – Expanding device for textile webs – Spreader
Patent
1982-12-20
1984-09-25
Mackey, Robert
Textiles: cloth finishing
Expanding device for textile webs
Spreader
226172, 271275, D06C 304
Patent
active
044728646
ABSTRACT:
The present invention relates to a feed device for continuously feeding strips of material to processing apparatus, and in particular to a feed device for feeding polymer film onto film tenter apparatus. The present invention comprises a pair of endless belts disposed along opposite sides of the path of travel of the polymer film, and cooperating substantially frictionless supports on which the film edges ride, pressed between the belts and said supports. Each endless belt has a lower run which extends between spaced idler pulleys, and means are provided for maintaining the belt full lower run in continuous frictional contact on the advancing polymer film.
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Cunningham Wallace
Sclater Alexander
Mackey Robert
Proctor & Schwartz Inc.
Thomas Richard H.
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