Wheelchair lock
AssigneeCollins Industries, Inc.
InventorsHarold A. Downing, Donald L. Rohrs, Donald L. Collins
Life of this patent
Estimating the term…
Abstract
A wheelchair lock for mounting in a vehicle. The vehicle is used for transporting handicapped people who are confined to a wheelchair. The lock receives a portion of the ground wheels of the wheelchair and secures the wheels thereto. The lock is manually or electrically operated for quickly releasing the wheels when it is desired to remove the wheelchair from the wheelchair lock.
Claims12
A wheelchair lock for securing a wheelchair, the wheelchair having a pair of ground wheels with a pair of hand wheels adjacent thereto, the lock comprising:
- a first stand vertically disposed;
- a pair of first guide arms horizontally attached to the top of said first stand and extending outwardly therefrom for receiving a portion of one of the ground wheels and a portion of the adjacent hand wheel;
- and
- a first latch means attached to the side of one of said first guide arms, said first latch means receiving a portion of the ground wheel when the ground wheel is received between said first guide arms and securing the ground wheel between said first guide arms.
A wheelchair lock for securing a wheelchair, the wheelchair having a pair of ground wheels with hand wheels adjacent thereto, the lock comprising:
- a first stand vertically disposed;
- a mounting bar horizontally attached to the top of said first stand;
- a slide support slidably mounted on said mounting bar;
- a pair of first guide arms horizontally attached to said slide support, said arms extending outwardly from said slide support for receiving a portion of one of the ground wheels and adjacent hand wheel;
- a second stand vertically disposed;
- a pair of second guide arms horizontally attached to the top of said second stand and extending outwardly therefrom for receiving a portion of the other ground wheel and adjacent hand wheel;
- a first "U" shaped spring bias latch attached to one of said first guide arms and biased in an open position for receiving a portion of one of the ground wheels of the wheelchair in the "U" shaped portion of said first latch when the wheel is received between said first guide arms;
- a first vertically mounted spring bias latch plunger attached to one of said first guide arms, said plunger biased against the bottom of said first latch when said latch is in an open position, when said first latch is rotated to a closed position, the first plunger is received in an aperture in said first latch and said first latch is locked in a closed position;
- a second "U" shaped spring bias latch attached to one of said second guide arms, said second latch biased in an open position for receiving a portion of the other ground wheel of the wheelchair in the "U" shaped portion of said second latch when the wheel is received between said second guide arms;
- and
- a second vertically mounted spring bias latch plunger attached to one of said second guide arms, said second plunger biased against the bottom of said second latch when said second latch is in an open position, when said second latch is rotated to the closed position, the second plunger is received in an aperture in said second latch and said second latch is locked in a closed position.
Dependencies are inferred from the claim text.