| 摘要 |
FIELD: furniture industry. SUBSTANCE: sofa-bed has device for fixing back supporting member in intermediate position, transformation mechanism made in the form of bracket with roller movable along guide, and connecting links united through pivot joint with common shaft of rotation. First connecting link is pivotally joined to seat supporting member and second link is secured to back supporting member. Seat supporting member is connected to carrier carcass through pivot joint for restricted angular rotation to form lock. Roller pin is arranged closer to sofa front part than pivot pin of connecting links. EFFECT: convenient operation by simplified unfolding of furniture and prolonged service life. 3 cl, 5 dwg |
