Patent ID: 8590919

Claim:
A stroller frame for a foldable stroller, the stroller frame comprising: a front-leg support member; a rear-leg support member; an upper support member; a connection device, connecting the front-leg support member, the rear-leg support member, and the upper support member respectively, such that the rear-leg support member and the upper support member can rotate relative to a first rotation axis and the front-leg support member and the rear-leg support member can rotate relative to a second rotation axis, wherein the connection device comprises a first pivot part and a second pivot part, the first pivot part and the second pivot part are pivotally connected relative to the first rotation axis, the upper support member is connected to the first pivot part, the rear-leg support member is connected to the second pivot part, and the front-leg support member and the second pivot part are pivotally connected relative to the second rotation axis; a first linking part; and a second linking part, wherein an end portion of the first linking part is pivotally connected to the first pivot part or the upper support member, another end portion of the first linking part is pivotally connected to an end portion of the second linking part, and another end portion of the second linking part is pivotally connected to the rear-leg support member.