Patent · US Active

Draft sill with special rear draft lug for a railcar

US8602231B2 · kind B2 · utility

2Cited by

10References

16Claims

0Family size

Assignee

TRINITY INDUSTRIAL CORPORATION · US

Inventors

Stephen W. Smith · Dallas, US
Shaun Richmond · Orland Park, US
Christopher Crisafulli · Mansfield, US

Key dates

Filing date	Aug 17, 2011
Grant date	Dec 10, 2013
Priority date	—
Expiry date	Apr 18, 2032

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB61G9/20
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A draft sill with special rear draft lug for a railcar is disclosed. In some embodiments, a rear draft lug comprises a metallic body. The rear draft lug further comprises a boss extending along a transverse portion of the metallic body. The boss is configured to be coupled to a first vertical reinforcement plate. The rear draft lug also comprises an overhang portion extending from the boss along the transverse portion. The overhang portion configured to be coupled to the first vertical reinforcement plate. In some embodiments, the boss and the overhang portion are configured to be coupled to the first vertical reinforcement plate with a weld.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.