Wheelchair drive
First Claim
1. An electric drive attachment for a wheelchair, comprising:
- an electric motor constituting the input member of said drive;
a wheel adapted to touch the ground and to drive said wheelchair by frictional contact with said ground, said wheel constituting the output member of said drive;
speed-reducing means interposed between said input member and said output member;
wherein said input member, said speed-reducing means and said output member are mounted on a common mounting member attachable to said wheelchair, means being provided to cause said common mounting member to selectively assume a first position in which said output member is in contact with said ground, and at least one second, non-contact position, in which said output member is lifted off said ground.
2 Assignments
0 Petitions
Accused Products
Abstract
An electric drive attachment for a wheelchair. The drive includes an electric motor constituting the input member of the drive, a wheel adapted to touch the ground and to drive the wheelchair by frictional contact with the ground, the wheel constituting the output member of said drive and speed-reducing means interposed between the input member and the output member. The input member, the speed-reducing means and the output member are mounted on a common mounting member attachable to the wheelchair, and means are provided to cause the common mounting member to selectively assume a first position in which the output member is in contact with the ground, and at least one second, non-contact position, in which the output member is lifted off the ground.
165 Citations
11 Claims
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1. An electric drive attachment for a wheelchair, comprising:
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an electric motor constituting the input member of said drive; a wheel adapted to touch the ground and to drive said wheelchair by frictional contact with said ground, said wheel constituting the output member of said drive; speed-reducing means interposed between said input member and said output member; wherein said input member, said speed-reducing means and said output member are mounted on a common mounting member attachable to said wheelchair, means being provided to cause said common mounting member to selectively assume a first position in which said output member is in contact with said ground, and at least one second, non-contact position, in which said output member is lifted off said ground. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification