Patent ID: 8414008

Claim:
An accessory system for a wheelchair, comprising: an accessory frame having one or more interface elements to mount to a wheelchair frame; a wheel assembly rotatably coupled to the accessory frame by a first fastener; and an engagement system further coupling the accessory frame to the wheel assembly, the engagement system including: a capture member comprising a channel guide member defining a channel having a notched region defining a capturing region, the capture member rotatably coupled to one of the accessory frame or wheel assembly by a second fastener; and a captured element fixed to another one of the accessory frame or wheel assembly, the captured element comprising a translating member retained within the channel of the channel guide member and adapted to fit within the capturing region of the capture member, the translating member, if located within the notched region of the channel, providing a load bearing connection by the engagement system between the wheel assembly and the accessory frame.