Spring for e.g. beds has spring section with inverted U-shape which has V-shaped mounting in center at its top, locking plate being rotated in this to reduce flexibility of spring

摘要

The spring for chairs and beds can be used as a direct support or an end mounting for flexible slats. The spring section (9) has an inverted U-shape with a V-shaped mounting (7) in the center at its top. A locking plate (6) can be rotated in this to reduce the flexibility of the spring.