Multi-position bed

US4658450A · kind A · utility

Assignee

• Egerton Hospital Equipment Limited · GB

Inventor

• Martin Stuart Thompson · Ashford, GB

Key dates

• Filing date: Nov 13, 1985
• Grant date: Apr 21, 1987
• Expiry date: Nov 13, 2005

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61G7/008
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

This disclosure relates to a multi-position bed such as is used in hospitals and for persons who by reason of physical disability of age are unable to turn or move themselves in bed. As shown in FIG. 4 the bed comprises a base frame 1 supported on casters and having a pair of pivoted angled lifting arms 2. One of the pair of lifting arms is pivoted inturn to an interlink pivoted to a pivot bracket 4. The other lifting arm 2 is pivoted directly to a second pivot. The pivot brackets 4 and 5 act as the pivot supports for the center section 6 of a mattress platform which also comprises two side sections 7. The side sections 7 are not hinged directly to the center section but simply have interengaging features in the form of side frame registers 11. When the bed is used as a turning bed the interengaging features 11 disengage. The side sections 7 are carried by pairs of links 8 and 9 which join the pivot brackets 4 to the side sections 7 at points underneath the side sections. These side sections are also connected by side frame pivot arms 13 to an end pivot frame 12, at each end of the bed, the pivot frame 12 being rigidly connected to the center bed section 6. The movement of the bott…