The invention provides an auxiliary mechanism for assisting in folding or unfolding a frame of a trolley and the trolley, the frame comprises a first rod and a second rod which pivot relatively, and when the first rod and the second rod pivot relatively to a first position, the frame is in an unfolded state; when the first rod and the second rod relatively pivot to a second position, the frame is in a folded state, the auxiliary mechanism comprises an elastic piece, and the elastic piece drives the first rod and the second rod to relatively pivot towards the first position or the second position. According to the auxiliary mechanism, a user can unfold or fold the frame more easily, the frame can be unfolded or folded in place, and potential safety hazards are avoided.
本公开提供了一种用于辅助收折或展开手推车的车架的辅助机构和手推车,所述车架包括相对枢转的第一杆和第二杆,当所述第一杆和所述第二杆相对枢转到第一位置时,所述车架处于展开状态;当所述第一杆和所述第二杆相对枢转到第二位置时,所述车架处于收折状态,其中,所述辅助机构包括弹性件,所述弹性件驱使所述第一杆和所述第二杆朝向所述第一位置或朝向所述第二位置相对枢转。根据本公开的辅助机构不仅有利于使用者更为轻松地展开或收折车架,而且能够使车架展开或收折到位,避免安全隐患。
Auxiliary mechanism for assisting in folding or unfolding frame of trolley and trolley
辅助收折或展开手推车的车架的辅助机构和手推车
2023-07-25
Patent
Elektronische Ressource
Chinesisch
IPC: | B62B Von Hand bewegte Fahrzeuge, z.B. Handkarren oder Kinderwagen , HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS |
AUXILIARY MECHANISM FOR ASSISTING FOLDING OR UNFOLDING FRAME OF PUSHCART AND PUSHCART
Europäisches Patentamt | 2023
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