Patent ID: 11896128
Assignee: NEW-TEC INTEGRATION (XIAMEN) CO., LTD.
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 8:
9. The sofa bed of claim 1 wherein the body frame comprises a seat portion and a backrest portion disposed adjacent to each other, the seat portion and the backrest portion configured to be folded or unfolded around a locking mechanism so that the body frame is changed between a bed configuration and a sofa configuration;
each of the armrest frames has a slideway to guide movement of the locking mechanism;
wherein locking mechanism is configured to lock the backrest portion relative to the seat portion in a predetermined angle (a) when the backrest portion and the seat portion are pivoted relative to each other around the locking mechanism, and the armrest frames are connected via the locking mechanism to the body frame so that a part of the locking mechanism can drive the body frame to displace guided by the slideway in a locked state.