Move up-down orange slider to fold or unfold the tripod.
The orange slider, yellow conrods and green rockers create slider-crank mechanisms.
When the slider is at its lowest position, any force applied to the green bars can’t move the slider up because angle between the yellow conrods and the white post is less than 90 deg..
The camera is fixed on the top surface of the tripod.
Yellow tube can be adjusted along vertical direction.
Violet part can be adjusted around vertical axis.
Cyan part can be adjusted around horizontal axis.