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2018
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Invention
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Keyway tie. A tie having a non-linear keyway under the overlying rail to provide support to restr... |
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2017
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Invention
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Boltless rail brace. A boltless brace assembly for a rail includes a base block interlocked with ... |
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Invention
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Rail fastening apparatus. An elongated rail fastener apparatus for use near an obstacle such as a... |
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2014
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Invention
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Grade crossing interface pad.
An interface pad for a concrete tie includes a resilient contact p... |
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2008
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Invention
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Heat transfer unit for heating systems and surefaces and railway point heater.
The invention re... |
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2004
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Invention
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Tongue switch. A modular tongue switch assembly comprises a tongue pivotally connected to a slide... |
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2003
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Invention
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Assist rod and basket assembly. A railroad switch assembly comprises a basket that directly actua... |
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2002
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Invention
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Replaceable point frog. A railway frog insert assembly comprises a casting defining the heel and ... |
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Invention
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Electrically operated railroad switch machine. A switch machine for moving railroad switch points... |
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2001
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Invention
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Compromise rail. A compromise rail is formed of a single length of stock rail. One end of the rai... |
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2000
|
Invention
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Improved frog insert and assembly and method for making frog assembly. An improved cast insert fo... |
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Invention
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Lateral and vertical rail brace assembly. A rail brace assembly for bracing a rail with respect t... |
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Invention
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Railroad spring wing frog with hold-open and shock dampening elements. An improved railroad track... |
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Invention
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Railroad spring wing frog assembly. A railroad trackwork frog assembly is provided with a base pl... |
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1999
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Invention
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Hollow tie switch assembly. A hollow tie assembly for rodding associated with moveable trackwork ... |
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Invention
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Frog insert and assembly and method for making frog assembly. An improved cast insert for a railw... |
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Invention
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Railroad frog assembly with multi-position holdback. A railroad frog assembly is provided with a ... |
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Invention
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Railroad frog assembly with latch holdback. A railroad frog assembly is provided with a spring wi... |
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Invention
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Railroad spring frog assembly. An improved railroad trackwork spring wing frog is provided with a... |
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1998
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Invention
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Railcar retarder assembly. A railcar retarder assembly for use in a railroad trackwork such as a ... |
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Invention
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Railroad trackwork intersections. A railroad trackwork intersection assembly such asa cros... |
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1997
|
Invention
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Railroad trackwork intersections. A railroad trackwork intersection assembly such as a crossing i... |
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Invention
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Railroad spring frog assembly. An improved railroad trackwork spring wing frog assembly is provid... |
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Invention
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Railway diamond crossing. A railway crossing, sometimes referred to as adiamond crossing, ... |
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1996
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Invention
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Rail crossing assembly. A railroad trackwork rail crossing having four rail intersection corners ... |
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Invention
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Railway diamond crossing. A railway crossing, sometimes referred to as a diamond crossing, has fo... |
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Invention
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Wing rail hold-down. A railroad trackwork spring frog installation having aconventional wi... |
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Invention
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Reversible wing insert frog. A railroad trackwork railbound frog assembly having a toe point elem... |
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Invention
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Direct support frog assembly. A direct support type of rigid railbound railroad trackwork frog as... |
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Invention
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Improved railroad spring frog. An improved railroad trackwork frog is provided with a relatively ... |
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1995
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Invention
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Wing rail hold-down. A railroad trackwork spring frog installation having a conventional wing rai... |
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Invention
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Direct support frog assembly. A direct support railbound frog having a frog casting clamped betwe... |
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Invention
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Rail anchor assembly. A rail anchor assembly is provided withparticularly-configured shoul... |
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Invention
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Railroad switch stand. A railroad switch stand for switching railroad track switch points is prov... |
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Invention
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Direct support frog. A direct support railbound frog in which the frog casting is clamped between... |
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Invention
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Pseudo heavy point frog assembly. A railroad trackwork frog assembly is provided with a pair of w... |
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Invention
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Railroad spring frog. An improved railroad trackwork frog is provided with a relatively fixed rig... |
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1994
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Invention
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Rail anchor assembly. A rail anchor assembly is provided with particularly-configured shoulder fi... |
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Invention
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Railroad switch stand with foot operated handle latch. A railroad switch stand for switching rail... |
