Railway draft appliances – Couplings – Counterpart
Patent
1996-09-04
1999-03-09
Morano, S. Joseph
Railway draft appliances
Couplings
Counterpart
213 75R, 213145, B31G 304
Patent
active
058788972
ABSTRACT:
A lock member for a Type E railway freight car coupler formed of an as-cast and austempered ductile iron casting, having a slightly over-sized head portion, the as-cast and austempered ductile iron casting having a minimum tensile strength of about 140 ksi, a minimum yield strength of about 110 ksi, a minimum elongation in 2 inches of about 4%, and a BHN of about 321-388.
REFERENCES:
patent: 2334034 (1943-11-01), Richards
patent: 4084705 (1978-04-01), Pshinsky et al.
"Mechanics of Materials", Beer et al, McGraw Hill Book Company, pp. 173-174, 1981.
Glover MaryAnn
Hurt Alvin G.
Lazzaro Frank
Mautino Peter Scott
Wurzer Jeffrey D.
McConway & Torley Corporation
Morano S. Joseph
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