Patent ID: 6953043

Claim:
A retractable device of a sun shading suspensory umbrella comprising: upper and lower support umbrella rods, ribs, and a hand cranking device; the diameter of the upper support umbrella rod being less that than the diameter of the lower support umbrella rod such that the upper support umbrella rod may slide within the lower umbrella support rod; said hand cranking device equipped within a lower portion of the lower support umbrella rod; said hand cranking device is a worm with a handle, said worm connects with an active worm gear and a driven worm gear separately on both sides; said active worm gear and driven worm gear respectfully connect to a first rotating wheel and a second rotating wheel, a first wire rope having one end wired to the first rotating wheel and the other end securely mounted to a lower umbrella tray, and a second wire rope having one end wired to the second rotating wheel and the other end securely mounted to the upper support umbrella rod.