|국가/구분||United States(US) Patent 등록|
|미국특허분류(USC)||74/5511 ; 28/030.41 ; 16/430|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 15 인용 특허 : 13|
A handlebar adapted to be fitted onto the handles of a wheelchair having two substantially parallel handles, together with an improved push-button mechanism for locking the handlebar securely into position. The handlebar is designed with multiple ergonomically correct gripping stations which reduce strain on the hands, wrists and forearms of a person using the handlebar. Methods of retrofitting existing wheelchairs, as well as tools used in performing the retrofitting operation, are also provided.
[ What is claimed is:] [1.] An ergonomically correct handlebar adapted and arranged to be connected to two spaced and parallel handles separated by a predetermined distance, said handlebar comprising an elongated hollow tube having a first end located at point A and a second end spaced from point A and located at point A', said tube being bent and shaped between its said ends at a series of points B, B', C, C', D, and D' located between points A and A', so that respective positions of points A, A', B, B', C, C', D, D' are defined by a following table of ...