Caster assembly and apparatus incorporating same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Aug 18, 2020
Grant Date -
Mar 14, 2019
app pub date -
Sep 14, 2018
filing date -
Sep 14, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
A caster assembly for use with varies structures, including ladders and elevated platforms is provided. In one embodiment, the caster assembly includes a first wheel coupled with a first bracket and configured to rotate about a first axis relative to the first bracket. A shaft is coupled to the first bracket as well as to a second bracket. The first bracket is rotatable relative to the second bracket about a second axis, which may be coincident with, or parallel to, an axis of the shaft. A third bracket is coupled with the shaft and is rotatable about the second axis, the third bracket being selectively locked in at least two positions relative to the second bracket. A second wheel is coupled with the third bracket, the second wheel being rotatable relative to the third bracket about a third axis.
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