Collapsible wheelchair
AssigneeShanghai Bangbang Robotics Co., Ltd
InventorsJianguo Li, Jie Liu, Xiaodong Wang, Hengjie Tang, Canfeng Liu, Zhefu Zhang, Bofeng Liu, Shiwei Jiang
Life of this patent
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Abstract
A collapsible wheelchair, including a front support frame, a backrest bracket, a rear support frame and a bracket connecting rod, which are hinged with each other to form a first connecting rod mechanism; the seat connecting rod is hinged with the front support frame and a seat bracket respectively; the front support frame, the backrest bracket, the seat bracket and the seat connecting rod form a second connecting rod mechanism; a hinge point of the backrest bracket and the seat bracket is located above a central plane of the seat bracket.
Claims16
A collapsible wheelchair, comprising a front support frame, a backrest bracket, a rear support frame, a bracket connecting rod, a seat bracket and a seat connecting rod;
- wherein the front support frame, the backrest bracket, the rear support frame and the bracket connecting rod are hinged with each other to form a first connecting rod mechanism;
- wherein the bracket connecting rod is arranged between the rear support frame and the front support frame and the front support frame and the rear support frame are both hinged to the backrest bracket;
- the seat connecting rod is hinged with the front support frame and the seat bracket respectively;
- and the front support frame, the backrest bracket, the seat bracket and the seat connecting rod form a second connecting rod mechanism;
- a hinge point of the backrest bracket and the seat bracket is located above a central plane of the seat bracket.
Dependencies are inferred from the claim text.