Lock for railway hopper car unloading gate
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United States of America Patent
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-
Dec 28, 1993
Grant Date -
N/A
app pub date -
Jan 29, 1993
filing date -
Jan 29, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention is a resilient lock for a gear drive railway car hopper gate. The lock prevents undesired opening of the gate and spilling of the contents of a railway hopper car. A resilient locking member is located between teeth of one gear and engages teeth of another gear to prevent accidental opening.
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