Telescopic frame
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United States of America Patent
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Mar 17, 2015
Grant Date -
Aug 28, 2014
app pub date -
Nov 7, 2013
filing date -
Feb 27, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A telescopic frame is disclosed, which is applicable to a foldable bicycle or foldable electric vehicle, and includes a front frame, a rear frame and a telescopic device. First guide rails are symmetrically disposed on two sides of the front frame, second guide rails are symmetrically disposed on two sides of the rear frame, and the first guide rails and the second guide rails are fitted together and slidably connected. The telescopic device is fixed on the rear frame, and an output end of the telescopic device is fixed on the front frame to drive the front frame to be unfolded or folded relative to the rear frame. The telescopic frame is simple in structure and capable of being automatically folded.
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