Strings for tennis rackets and rackets equipped with same

Details Strings for tennis rackets and rackets equipped with same Strings for tennis rackets and rackets equipped with same

1983-09-02

1985-07-23

Watkins, Donald

Textiles: spinning, twisting, and twining

Strand structure

Multifilament yarns

57244, 57255, 57257, 57229, D02G 304, D02G 318, D02G 340

Patent

active

045302065

ABSTRACT:
A string for a tennis racket and having a composite cross-section structure aving a central reinforcing core comprising twisted Kevlar aromatic polyamide and glass yarns or Kevlar aromatic polyamide yarns, this core layer having a peripheral protective coating of a polyamide.

REFERENCES:
patent: 3625809 (1971-12-01), Caroselli et al.
patent: 4084399 (1978-04-01), Kanemaru et al.
patent: 4202164 (1980-05-01), Simpson et al.
patent: 4381639 (1983-05-01), Kress
patent: 4391088 (1983-07-01), Salsky et al.
patent: 4449353 (1984-05-01), Toyebi

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