Class 246/452 - Connecting rods

Subclass of Class 246 - Railway switches and signals
Definition: Subject matter having a rod connecting the switch or signal
No. of patents: 24
Last issue date: 03/30/2010

Number	Title	Issue Date
7686258	System for a greaseless switch assembly In a railroad switch for use with intersecting railroad rails and having two switch points interconnected by a switch machine between two switch point assemblies and connected thereto by an operating rod at each end of the switch machine, a system for a greaseless s...	03/30/2010
7530535	Railway track switch A railroad switch point having fixed rails and switching rails is provided. The switch point includes a first railroad tie having a top side. The switch point also includes a rod positioned at the top side of the first railroad tie. The rod is coupled to the switchi...	05/12/2009
7341226	Movable point frog switching assembly A lost motion apparatus for adapting a typical in-tie switch machine, designed for use with interconnected switch points, to be used as an in-tie machine for moving the movable V-point of a movable point frog assembly. ...	03/11/2008
7300023	Machine for railway switching An in-tie machine for moving the movable elements of a switching device, such as the switch points of a switch point assembly or the moving V-point of a movable point frog, with a sliding device which selectively engages a control rod with either a fixed seat or a m...	11/27/2007
7185860	Tongue switch A modular tongue switch assembly comprises a tongue pivotally connected to a slide surface, held down by a pivot retainer. The slide surface consists of slide plate sections removably attached to corresponding bed plate sections, which are in turn welded onto a base...	03/06/2007
7168662	Hollow tie railroad switching assembly A switching assembly includes a pair of hollow ties, a pair of supports, and a linkage. The linkage extends generally through the hollow ties, whereby the cribs are generally free of linkage components, and the ballast in the cribs can be compacted with known automa...	01/30/2007
7168664	Assist rod and basket assembly A railroad switch assembly comprises a basket that directly actuates a torsional assist rod. The basket is located at a lower elevation than the assist rod, preferably in a hollow tie and preferably between the switch machine and the running rail. ...	01/30/2007
7135648	End position detector for movable switch parts The invention pertains to an end position detector for movable switch parts (3) which comprises a rod assembly and a housing (12), into which the rod assembly penetrates and in which at least one sensor for sensing an end position of the rod assembly i...	11/14/2006
7104508	Spring loaded throw rod A rail switch is provided having an improved throw rod to enable testing with damaging the switch. The throw rod includes a housing on its length, with a piston and spring located within the housing. A locking pin locks movement of the piston during normal operation...	09/12/2006
6691958	Switch machine A switch machine for a railroad switch provided with two switch points interconnected by transverse bars, including a fixed housing mounted between the switch points; two operating rods extending from the housing to the switch points; a shifting body with...	02/17/2004
6688560	Assist rod and basket assembly A railroad switch assembly comprises a basket that directly actuates a torsional assist rod. The basket is located at a lower elevation than the assist rod, preferably in a hollow tie and preferably between the switch machine and the running rail....	02/10/2004
6682024	Device for setting symmetry in a railway switch system Railway switches are subjected to a high degree of stress due to the influences of weather and as a result of trains traveling over them. This may result in changes in adjustments and settings made at the time of mounting. In order to permit, in particula...	01/27/2004
6648276	Drop down lug for railroad switch application An improved railroad switch apparatus includes a switch machine, a locking system lug, a detection system lug, a lock rod connecting rod, a point detector connecting rod, and a pair of movable rails. The locking system lug is mounted on a pair of lock rod...	11/18/2003
6543727	Assist rod and basket assembly A railroad switch assembly comprises a basket that directly actuates a torsional assist rod. The basket is located at a lower elevation than the assist rod, preferably in a hollow tie and preferably between the switch machine and the running rail....	04/08/2003
6325334	Coupling device for a point actuator and/or lock In a connecting device for a switch actuator and/or a lock for movable parts of a railway switch or crossing, including a rod assembly, in particular a sliding rod or a locking rod articulately connected with the movable part, the movable part or the rod ...	12/04/2001
6270041	Method for locking moveable point sections An apparatus for mechanically locking the end positions of movable point sections, with two adjusting rods (12, 14 ), each of which is connected with one of the point sections and which are coupled mechanically with one another, with at least one locking ...	08/07/2001
6158698	Hollow tie switch assembly A hollow tie assembly for rodding associated with moveable trackwork (such as in a switch or a moveable point frog) serves the function of a tie, houses and protects throw rods, lock rods and detector rods, is adapted to accommodate North American switch ...	12/12/2000
5620156	Device for operating a switch for rail points A device for operating a switch of a railway track including switch blades. The device includes a drive module, a linear operating module coupled to and driven by the drive module for generating a linear movement and at least one locking module interconne...	04/15/1997
5590857	Trailing device for a railroad switch layout Apparatus for operating railroad switches, including operation in the trailing mode, and a switch machine having a throw bar and throw rod for enabling the throwing of switch points into selected positions so as to control the switching of rolling stock. ...	01/07/1997
5566912	Device for locking of movable switch parts In a device for locking end positions of movable switch parts, in particular, a switch lock, two relatively movable parts are displaceable into a position non-positive in respect of at least one direction of movement. The relatively movable parts are form...	10/22/1996
5527005	Swing nose frog switch point adjuster An apparatus is provided for moving a movable switch point a selected distance as a result of the throw of a switch machine. The apparatus includes an operating rod connected to and movable by the switch machine and a switch point adjuster mounted directl...	06/18/1996
4927102	Reversing device for movable parts within the deflection area of a railway switch In a reversing device for movable parts of a railway switch within the deflection area of a railway switch, in particular tongue rails, monorail deflection device or movable stock rails, in which device the movable rails can be caused to contact rigid swi...	05/22/1990
4842225	Device for operating a railroad switch An operating device for a railroad switch, the device comprising a right drive rod (5) connected to a right point blade (1), a left drive rod (6) connected to a left point blade (2), and a moving carriage (7) driven by a motor between a right locking plat...	06/27/1989
4637579	Railroad switch mechanism A railroad switch mechanism wherein the switch points of a track switch are moved between normal and release positions by a switch machine connected to the switch points by throw rod, lock rod and detector rod assemblies which are adjusted to have predete...	01/20/1987

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Class 246/452 - Connecting rods