Back to results
US 7,097,380 B2Granted
Positioning structure of a beach umbrella
OwnerYouth Leeinventor
Life of this patent
Estimating the term…
Abstract
A positioning structure of a beach umbrella is provided that includes a positioning apparatus to connect with a lower tube of the umbrella. The apparatus has a flat plate for forcing the lower tube being inserted into ground easily. A handle has a rod to engage with apertures on the tubes of the shaft that can adjust the height of the beach umbrella as desired for increasing utility.
Claims3
A positioning structure of a beach umbrella comprising:
- a shaft including an upper tube and a lower tube, said upper and lower tubes each having several interval positioned apertures thereon;
- a positioning apparatus connecting said upper and lower tubes together, said positioning apparatus including a flat plate and a joint with a spring on a side thereof,
- said spring providing an elastic force;
- a handle coupled to said spring and being biased thereby;
- a rod coupled to a top of the handle and biased to extend into a central hole of the positioning apparatus;
- and the upper tube and the lower tube being received in the central hole of the positioning apparatus,
- the rod penetrating a respective aligned pair of said apertures of said upper and lower tubes and being positioned at a certain position in securement therewith.
4 more elements
Dependencies are inferred from the claim text.