| 摘要 |
A direction control mechanism for wheel (33) of a baby stroller, can be locked and unlocked the castoring simply by stepping down a pedal (51) thereupon repeatedly. The direction control mechanism comprises a vertical pivotal base (2), a castor assembly (3), a latch assembly (4) and a castor lock assembly (5). The vertical pivotal base (2) connected to a leg frame (100) of the stroller, the vertical pivotal base (2) having a first vertical bore (21) and a second vertical bore (22) both are parallel to each other; the castor assembly (3) carried a wheel (33) and detachably connected with the vertical pivotal base (2) by the latch assembly (4), the castor assembly (3) having a swirl base (31) formed with a positioning portion; the castor lock assembly (5) including a pedal (51), a driving unit (52), and a latch pin (53), slidably received within the second vertical bore (22) for driving a latch pin (53) thereof to engage with the castor assembly (3) at the positioning portion, so as to selectively lock or unlock the castor assembly (3) relative to the vertical pivotal base (2).
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