Movable bridge joint guard arrangement with replaceable guard plate insert
AssigneeCleveland Track Material, Inc.
InventorsKarl E. Axthelm, James A. Remington, Daniel Voelkerding
Life of this patent
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Abstract
The invention is a guarded rail section for a movable bridge rail joint, the arrangement comprising: (a) a gage side guard plate having a gage side guard plate interior surface, (b) a field side guard plate having a field side guard plate interior surface, the gage side guard plate and field side guard plate defining a rail channel; and (c) a rail portion disposed in the rail channel, wherein the gage side guard plate interior surface defines an insert channel along its top portion, and there is provided a top portion insert removably attached into the insert channel.
Claims23
A guarded rail section for a movable bridge rail joint, said arrangement comprising:
- a) a gage side guard plate having a gage side guard plate interior surface and a gage side guard plate top surface, said gage side guard plate interior surface defining an insert channel along its top portion;
- b) a top portion insert removeably attached into said insert channel;
- c) a field side guard plate having a field side guard plate interior surface and a field side guard plate top surface;
- said gage side guard plate and field side guard plate defining a rail channel;
- and
- d) a rail portion disposed in said rail channel.
A movable rail bridge joint arrangement comprising:
- a. a stationary portion having:
- a) a first gage side guard plate having a first gage side guard plate interior surface, said first gage side guard plate interior surface defining a first insert channel along its top portion;
- b) a first top portion insert removeably attached into said first insert channel;
- c) a first field side guard plate having a first field side guard plate interior surface, said first gage side guard plate and first field side guard plate defining a rail channel;
- and
- d) a first rail portion disposed in said rail channel and having a gage side and a field side, a terminal end, and a tread-bearing surface;
- said terminal end of said first rail portion disposed between said first gage side guard plate and said first field side guard plate;
- b. a movable portion having:
- i. a second gage side guard plate having a second gage side guard plate interior surface said second gage side guard plate interior surface defining a second insert channel along its top portion;
- ii. a second top portion insert removeably attached into said second insert channel;
- iii. a second field side guard plate having a second field side guard plate interior surface, said second gage side guard plate and second field side guard plate defining a rail channel;
- and
- iv. a second rail portion disposed in said rail channel and having a gage side and a field side, a terminal end, and a tread-bearing surface;
- said second guard plate interior surface and said second field plate interior surface defining a space and wherein terminal end of said second rail portion extends outside said space;
- and
- wherein said movable portion is adapted to be moved between (1) a raised position and (2) a lowered position adjacent said stationary rail portion, such that said respective tread-bearing surfaces of said first and second portions are in substantial alignment.
Dependencies are inferred from the claim text.