| 摘要 |
A convertible sofa bed for recreational vehicles having a storage compartment under the seat bottom provides access to the storage compartment by enabling the raising the seat bottom and supporting the seat bottom by a ratcheting mechanism enabling the seat bottom to be raised to a storage access position, and raised again to unlock and then lowered to a seating position, this motion being accomplished without the use of a separate release for a dead bolt type lock.
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