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United States of America Patent
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Issued Date -
Jan 28, 2021
app pub date -
Sep 28, 2020
filing date -
Mar 30, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
A shovel includes an undercarriage, an upper swing structure swingably attached to the undercarriage, and an automatic greaser mounted on the upper swing structure. The automatic greaser is configured to individually change the amount of grease fed to a first greasing point among multiple greasing points and the amount of grease fed to a second greasing point among the multiple greasing points based on information on the multiple greasing points.
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