| 摘要 |
A seating apparatus including a frame, a member supported by the frame for movement relative thereto, a ratchet mechanism for affording movement of the member relative to the frame in a first direction from a first extreme position through a range of positions to a second extreme position and for preventing movement of the member relative to the frame in a second direction opposite to the first direction, the ratchet mechanism including a ratchet, and a one-piece pawl including a first portion engageable with the ratchet and a resilient portion for biasing the pawl into engagement with the ratchet, and a release mechanism for completely disengaging the ratchet and the pawl when the member is moved into the second extreme position.
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