Railway rolling stock – Special car bodies – Dumping
Reexamination Certificate
2007-02-20
2007-02-20
Morano, S. Joseph (Department: 3617)
Railway rolling stock
Special car bodies
Dumping
Reexamination Certificate
active
11322783
ABSTRACT:
An automated and semi-automated trackside railcar door opener and closer for use with railcar doors located on or near the bottom of the railcar including a tool carriage, a controller and a support substantially parallel to a railroad track. A railcar door opener includes an alignment sensor for aligning the opening tool with a railcar door latch and a railcar door latch opener for releasing the railcar door latch. A railcar door closer includes at least two closer arms configured to close railcar doors on or near the bottom of a railcar. The opening and closing tools are each coupled to the tool carriage, and the tool carriage is moveably attached to the support. A controller controls movement and operation of the tool carriage, opening tool and closing tool.
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Marchiori Frank J.
Marchiori Ralph A.
McCarry, Jr. Robert J.
Morano S. Joseph
Schmeiser Olsen & Watts LLP
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