GEAR
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United States of America Patent
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Issued Date -
Feb 19, 2015
app pub date -
Aug 15, 2014
filing date -
Aug 16, 2013
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
A gear includes an inner ring portion, an outer ring portion, and a number of spokes connecting the inner ring portion with the outer ring portion. An outer circumferential surface of the outer ring portion is provided with teeth. Each spoke includes a curve-shaped main portion, an inner end section at an inner end of the main portion which connects to the inner ring portion, and an outer end section at an outer end of the main portion which connects to the outer ring portion. At least one of the inner end section and outer end section is formed with a furcated structure.
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