Plateless Railway Brake Shoe
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Jun 4, 2009
app pub date -
Nov 30, 2007
filing date -
Nov 30, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A brake shoe formed of friction material for use without a metal backing plate. The brake shoe is defined by a friction surface for bearing upon a wheel tread and an opposed back surface for being placed in contact with and secured to a brake head. The brake shoe has a reinforcing mesh defining a plurality of interstices positioned along the back surface of the brake shoe embedded in a molded friction material that is reinforced with a plurality of fibers. A keyway is at least partially formed of the molded fiber reinforced friction material extending away from the back surface of the brake shoe.
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