Which data comes before nominal size?
Record the clear lid size, mattress weight, profile structure, hinge connection distance and gas-spring rating on the same production sheet.
Even when dimensions match the drawing, do not approve serial production before sample assembly with the actual mattress, lid and gas spring.
Operating differences between hinge types
Trend focuses on controlled lifting and balance with heavier mattresses, Uludağ locks at 90 degrees for wide access, and Side addresses side opening in narrow spaces. The standard Bed Hinge Mechanism is intended for general front-opening storage applications.
These are not fixed size mappings; the correct gas spring and connection points must be verified for every bed-base model.




