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US 2015/0173986 A1Published application
Devices for enabling movement of a wheelchair on stairs and a wheelchair including the devices
OwnerShmuel Beeriinventor
Life of this patent
Estimating the term…
Abstract
A device comprising: a hollow sleeve; and a leg slidable in the sleeve; the leg having a retracted position in the sleeve and an extended position in the sleeve, the leg having one or more auxiliary wheels or a continuous track at an end of the leg; the device being configured for attachment to a wheelchair between a front wheel of the wheelchair and a back wheel of the wheelchair.
Claims20
A device comprising:
- a) a hollow sleeve;
- and
- b) a leg slidable in the sleeve;
- the leg having a retracted position in the sleeve and an extended position in the sleeve, the leg having one or more auxiliary wheels or a continuous track at an end of the leg;
- the device being configured for attachment to a wheelchair between a front wheel of the wheelchair and a back wheel of the wheelchair.
2 more elements
Dependencies are inferred from the claim text.