COUPLING DEVICE AND CLAMPING DEVICE
Number of patents in Portfolio can not be more than 2000
United States of America
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Issued Date -
Nov 28, 2024
app pub date -
Aug 18, 2022
filing date -
Aug 18, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
A coupling device includes a fluid pressure cylinder fixed to the first member. The fluid pressure cylinder includes a cylinder main body, a first piston and a second piston each reciprocally movable with respect to the cylinder main body along a first direction, and a biasing member that drives each of the first piston and the second piston to one side in the first direction. The cylinder main body has a first cylinder chamber that drives the first piston to the other side in the first direction, and a second cylinder chamber that is formed to be separated from the first cylinder chamber and that drives the second piston to the other side.
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