Abstract: A sunshade device has a hollow shaft, a gore disposed on an upper end of the hollow shaft, and a lower end of the hollow shaft receiving a connection rod. The hollow shaft has two lower protrusions. The connection rod has an annular flange defining a first portion and a second portion. The first portion of the connection rod has a flat end and two generally L-shaped grooves. The second portion of the connection rod has a tip end and two generally L-shaped recesses.

Abstract: A sunshade device has a sunshade awning, a clamp device, an angle adjusting device, and an extensible support. The sunshade awning has a flexible steel ring and a fabric. The extensible support has an outer pipe, and an inner pipe inserted in the outer pipe. The clamp device has a lower tube, a first clamping plate, and a second clamping plate. The first clamping plate and the second clamping plate clamp the flexible steel ring. The angle adjusting device has an upper sleeve inserted in the lower tube and a lower sleeve engaging with the upper sleeve. The lower sleeve has a lower pipe inserted in the inner pipe.