主权项 |
1. A baby crib, comprising:
a bedstead including two opposing longitudinal brackets and two opposing widthwise brackets that are coupled to form an installation space, each widthwise bracket including a first surface which includes plurality of adjustment holes at one end thereof faced each longitudinal bracket; a mattress bracket which is installed in the installation space and includes two longitudinal frames, two widthwise frames corresponding to each longitudinal frame and four arched frames to bridge respectively each longitudinal frame and each widthwise frame, each widthwise frame including a hinge hole at one of two ends thereof faced each widthwise bracket; and four bridging sets each including a bridging plank to bridge one widthwise bracket and one widthwise frame, and a detent member connected to each bridging plank and bent toward the mattress bracket to allow the bridging plank to lean on a bottom surface of each widthwise frame; each bridging plank including a first aperture faced anyone of the adjustment holes and a second aperture faced one hinge hole, a first fastener run through the first aperture and fastened to anyone of the adjustment holes, and a second fastener run through the second aperture and hinged in the hinge hole to control each bridging plank to swivel leftward or rightward so that the bridging plank hinged on each widthwise frame is swivelable in parallel with the widthwise frame during packaging and transportation and retracts the detent member toward each arched frame during folding without jamming. |