| 摘要 |
A synchronizer for first and second drives is provided which includes a first drive having a first fluid passage, a hub affixed with the first drive having a second fluid passage connected with the first fluid passage, a piston mounted on the hub forming a control volume between the piston and the hub, the control volume intersecting the second passage, the piston being responsive to fluid pressure within the control volume, a friction member rotated with the hub being moved by the piston and a friction surface rotating with the second drive member for engagement with the friction member to synchronize the first and second drives together, first teeth rotating with the hub being moved by the piston, and second teeth rotating with said second drive member.
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