B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
B60B33/00—Castors in general ; Anti-clogging castors
B60B33/0002—Castors in general ; Anti-clogging castors assembling to the object, e.g. furniture
A—HUMAN NECESSITIES
A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
A61G7/00—Beds specially adapted for nursing; Devices for lifting patients or disabled persons
A61G7/05—Parts, details or accessories of beds
A61G7/0528—Steering or braking devices for castor wheels
Limiteur de vitesse pour caisses ou palettes diversement chargees, susceptibles de se deplacer par gravite sur un plan incline forme de rouleaux ou galets
Cadre de dispositif a usage medical ou paramedical de support roulant d'une personne, a roulettes facilement demontables, et dispositif ainsi equipe