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2023
|
Invention
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Spike tray head with replaceable wear plates.
Methods and apparatus are disclosed for tray heads... |
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|
Invention
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Rail threader workhead. A rail threader workhead is disclosed for attachment to an end of a rail ... |
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|
Invention
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Spike driver cab enclosure. A cab enclosure for a railroad spike driving machine to protect the o... |
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|
Invention
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Spike puller workhead with independent control. A spike puller apparatus comprises a subframe, a ... |
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2020
|
Invention
|
Spike tray head with replaceable wear plates. Methods and apparatus are disclosed for tray heads ... |
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2019
|
Invention
|
Spike tray heads with replaceable wear plates. Methods and apparatus are disclosed for tray heads... |
