Footwear string end tightening acetate tube

Details Footwear string end tightening acetate tube Footwear string end tightening acetate tube

1997-09-10

1998-11-10

Sakran, Victor N.

Buckles, buttons, clasps, etc.

Drawstring, laced-fastener, or separate essential...

Includes separate device for holding drawn portion of lacing

247154, 247157, A43C 900

Patent

active

058325743

ABSTRACT:
A footwear string end tightening acetate tube which is made of a transparent cellulose acetate film and is inserted to prevent both end portions of a footwear string weave from being loose, the tube including: an arbitrary advertising character or picture screen-printed on the one side or both sides of the interior of the tube by using a polyurethan two-liquid hardening ink; a solvent-resisting coating layer formed on the upper surface of the printed advertising character or picture; and a semicircular groove formed in the vicinity of the end portion of the string in a hot press manner.

REFERENCES:
patent: 1099479 (1914-06-01), Wiberley
patent: 1179191 (1916-04-01), Kempshall
patent: 2009330 (1935-07-01), Tate
patent: 2036482 (1936-04-01), Larson
patent: 2214030 (1940-09-01), Pereles
patent: 3507949 (1970-04-01), Campbell
patent: 3581353 (1971-06-01), Sonntag
patent: 5619778 (1997-04-01), Sloot
patent: 5638589 (1997-06-01), Phillips

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