Hydraulic chuck
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United States of America Patent
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Apr 2, 2019
Grant Date -
Feb 7, 2019
app pub date -
Aug 2, 2017
filing date -
Aug 2, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
A hydraulic chuck includes a chuck body, a fixed seat, a rotary seat and a plurality of flexible seal members. The fixed seat is fixedly mounted to the chuck body. The rotary seat is rotatably mounted to the fixed seat and cooperates with the fixed seat to define a gap therebetween. Each of the seal members has a first annular segment fixedly mounted to the fixed seat, a neck segment extending from the first annular segment and through the gap, and a second annular segment connected to an end of the neck segment distal from the first annular segment, and disposed adjacent to the rotary seat.
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