Throttle device
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United States of America Patent
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Aug 20, 2024
Grant Date -
Apr 13, 2023
app pub date -
Mar 2, 2020
filing date -
Mar 2, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
A throttle device comprises a throttle body, a throttle gear, and a coil spring. The coil spring comprises an intermediate hook part, a return spring part that is wound in one direction from the intermediate hook part, and an opener spring part that is wound in the opposite direction from the intermediate hook part. A gear-side end part of the opener spring part is connected to the throttle gear. The throttle gear comprises a spring guide part that holds the inner circumferential side of the opener spring part. The throttle gear comprises an outer circumferential support part that abuts the outer circumferential side of the first turn of the opener spring part on the intermediate hook part side.
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