Toothed belt

Details Toothed belt Toothed belt

2005-08-09

2005-08-09

Bucci, David A. (Department: 3682)

Endless belt power transmission systems or components

Friction drive belt

Including fabric web

C474S260000

Reexamination Certificate

active

06926633

ABSTRACT:
Described herein is a toothed belt comprising: a body made of elastomeric material having teeth on one of its surfaces; a coating fabric adherent to the surface of the teeth; and resistant inserts capable of having a high power of transmission, obtained by means of appropriate selection of parameters. The toothed belt according to the invention comprises a body formed by a mixture with a hardness value, after vulcanization, of between 90 and 97 shoreA, preferably made of chloroprene: the fabric is formed by at least one layer of fibers with a weight of between 700 and 1250 grams per square meter of surface, and preferably is a 6/6 textured polyamide, and the resistant inserts are made of glass fibers with a mean diameter of between 2.4 and 3 mm and are formed starting from basic filaments having a mean diameter of between 6 and 10 μm, which are preferably formed for at least 75 wt % of basic filaments having a mean diameter of 9 μm.

REFERENCES:
patent: 3790403 (1974-02-01), Ribbans, III
patent: 4626232 (1986-12-01), Witt
patent: 4632665 (1986-12-01), Skura
patent: 4740192 (1988-04-01), Mashimo et al.
patent: 4832673 (1989-05-01), Nagai et al.
patent: 5853849 (1998-12-01), Nishio et al.
patent: 6159121 (2000-12-01), Di Giacomo et al.
patent: 6419775 (2002-07-01), Gibson et al.

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