| 摘要 |
A dog carriage for a railway car indexing system for positioning a railway car or a trip of coupled railway cars having railway wheels mounted in and carrying bogey wheel truck frames by engaging and pushing against the bogey wheel truck frames using dogs includes a dog carriage frame moveable along a railroad track, a pair of spaced opposed dogs pivotally attached to the dog carriage frame for pivoting between a lowered position and a raised position to engage a bogey wheel truck frame in the raised position by movement of said dog carriage frame. A bogey wheel truck frame sensing device is carried on the dog carriage and a dog operating system is provided for controlling the position of each of the dogs individually between said lowered and said raised position.
|
