Mattress frame for adjustable bed - has guide lever having both horizontal and vertical legs with connections to link axis and tensioning spring

摘要

Mattress frame for beds the head section of which has a link bearing on the bed box close to its centre side. The link bearing of the centre side end of the heat section (1) is made by an angle lever (6) with a horizontal and a vertical leg (8, 9) with the link axis having its bearing on the horizontal leg. A pull spring (22) supports the swivel movement of the bed into the withdrawn position connected to the vertical leg. The mechanical equipment of the adjustable bed includes a clamping guide (11) and a clamping lever (14) operated by hand against spring tension.