Brake mechanism for stroller

A brake mechanism for a stroller, the stroller comprising a first support member, a second support member, a first wheel having a first hub, and a second wheel having a second hub, the brake mechanism comprising:

• a first wheel base connected to the first support member, the first wheel being pivotally connected to the first wheel base;
• a second wheel base connected to the second support member, the second wheel being pivotally connected to the second wheel base;
• a ratchet pivotally connected to the first wheel base, the ratchet comprising a first tooth-shaped structure and a second tooth-shaped structure, the first tooth-shaped structure having a plurality of first and second engaging teeth arranged interlacedly, a tooth depth of the first engaging tooth being less than a tooth depth of the second engaging tooth, the second tooth-shaped structure having a plurality of third engaging teeth;
• an operating member pivotally connected to the first wheel base, the operating member abutting against the ratchet;
• a first engaging member pivotally connected to the first wheel base and capable of engaging with one of the first or second engaging teeth;
• a second engaging member pivotally connected to the second wheel base;
• and
• a connecting member, a first end of the connecting member being connected to the first engaging member and a second end of the connecting member being connected to the second engaging member;
• wherein when the operating member is pressed to drive the ratchet to rotate, the ratchet drives the first engaging member and the connecting member to move and then the connecting member drives the second engaging member to move, so that the first engaging member and the second engaging member are capable of simultaneously engaging with the first hub and the second hub respectively.