Convertible Sofa-Bed

6:

• A convertible sofa bed comprising:
• a base;
• a pair of rails mounted to the base and spaced apart from one another;
• a slide carried by each of the pair of rails for traverse movement along the length thereof, the slide of each pair of rails has a counter-sunk through bore therein;
• a seat pivotally connected to the slide of each pair of rails between each of the pair of rails by a ball joint for pivotal movement away from the seat base and for traverse movement between a first horizontal position spaced over the base frame and a second horizontal position spaced adjacent to the base frame, the ball joint is formed by a joint part having a shaft extending from the slide through the countersunk bore of the slide and an integral head pivotally disposed within the countersunk bore of the slide, the shaft of the joint part is connected to the seat;
• an extension pivotally connected to the seat for movement between a folded position where the extension underlies the seat and an unfolded position where the extension aligned horizontally to the seat;
• and
• a back rest pivotally connected to the base frame for movement between an upright position and a horizontal position.