Railroad car bumper
A rail car buffer (10) includes a tubular plunger (16) with a contact head (18) and a tubular base (14) with a base plate (26) over which the plunger (16) is slidable. A ring spring (30) in an interior chamber (24) of the buffer (10) biases the plunger (16) away from the base (14) and is collapsible...
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Format: | Patent |
Sprache: | eng ; pol |
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