Railroad car constant contact side bearing assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9421986
APP PUB NO 20140261065A1
SERIAL NO

14268424

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A railroad car constant contact side bearing assembly plastic cap having a longitudinal axis and including a generally flat top surface with wall structure formed integral with and depending from the generally flat top surface, and a metallic insert maintained in operable association with the generally flat surface on the cap to slidably contact with an underside of a railcar whereby permitting the cap to establish a coefficient of friction ranging between about 0.4 and about 0.9 with the railcar.

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Patent Owner(s)

  • MINER ENTERPRISES, INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aspengren, Paul B North Aurora, US 10 74
White, Steve R Maple Park, US 40 3948

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