DEVICE FOR SUSPENDING A SLIDING DOOR
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United States of America Patent
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Issued Date -
Sep 1, 2011
app pub date -
Oct 30, 2009
filing date -
Oct 30, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to the suspension of a door leaf of a sliding door in rail-bound, mass transportation vehicles, such as underground railways, passenger train cars, means of local public transportation, and the like. The suspension mechanism includes carrying rollers in a carrying rail arranged in the upper region of the door leaf or above the door leaf. The invention includes a steel insert having an at least substantially circular track inserted into the carrying rail; the carrying rollers are designed as steel rollers having a concave cross-sectional shape on the running surface, and an adjustment roller is provided, which abuts the adjustment surface of the carrying rail opposite of the steel insert under preload.
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