Retainer sleeve with anti-rotation feature

CN117480301BActive Publication Date: 2026-07-24CATERPILLAR INC
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CATERPILLAR INC
Filing Date
2022-06-01
Publication Date
2026-07-24

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Abstract

In some implementations, a retainer sleeve can include a body comprising an at least partially annular configuration defining a retainer axis. The body can include an inner surface configured to rotatably receive an outer surface of a lock piece. The body can include a plurality of plates coupled together circumferentially about the retainer axis, wherein a first plate of the plurality of plates includes a first leg coupled to the first plate, the first leg extending away from the retainer axis and configured to contact a lock piece cavity of the lock piece. The body can include an anti-rotation feature disposed on the first plate, extending inward from the inner surface toward the retainer axis, the anti-rotation feature including a locking surface configured to contact a lock piece skirt of the lock piece, the locking surface disposed at a first angle about a bottom end of the first plate.
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