Anti-bedsore bed having alternatively driven rollers to displace user
First Claim
1. An anti-bedsore bed, characterised in that it comprisesa plurality of rollers disposed in parallel side by side relation to one another for supporting a person in a plane of the bed, each said roller having a plurality of radial projections which are evenly spaced apart in the axial direction of the respective roller and which serve as the sole direct support for the person on the bed, the spaced projections of two consecutive rollers being axially offset from one another, anda means for producing an alternating displacement of the person in the plane of the bed comprising means for alternately driving all of the rollers first in one rotational direction and then in a reverse rotational direction.
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Accused Products
Abstract
The bed comprises a plurality of rollers (9, 10) disposed in parallel side by side relation to one another for supporting the person in bed, and a mechanism for imparting to these rollers a relative movement relative to the body of the person in bed whose bearing points on the rollers change constantly.
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Citations
11 Claims
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1. An anti-bedsore bed, characterised in that it comprises
a plurality of rollers disposed in parallel side by side relation to one another for supporting a person in a plane of the bed, each said roller having a plurality of radial projections which are evenly spaced apart in the axial direction of the respective roller and which serve as the sole direct support for the person on the bed, the spaced projections of two consecutive rollers being axially offset from one another, and a means for producing an alternating displacement of the person in the plane of the bed comprising means for alternately driving all of the rollers first in one rotational direction and then in a reverse rotational direction.
Specification