A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
An umbrella assembly including a central shaft, the central shaft having a first end and a second end opposite the first end; a canopy coupled to the first end of the central shaft; an auger extending from the second end of the central shaft; a collar/hub nonslideably coupled to the central shaft and spaced from the auger; a plurality of legs, each of the plurality of legs having a first end and a second end; wherein the first end of each of the plurality of legs is coupled to the collar/hub, the second end of each of the plurality of legs extends towards the auger, and the collar/hub remains in a fixed position with respect to the central shaft when the second end of each leg extends outwardly from the central shaft to a deployed position and returns towards the central shaft from its deployed position to a stowed position; and a flexible material having an opening through which the central shaft extends and wherein the second end of each leg is coupled to the flexible material.
An umbrella assembly including a central shaft, the central shaft having a first end and a second end opposite the first end; a canopy coupled to the first end of the central shaft; an auger extending from the second end of the central shaft; a collar/hub nonslideably coupled to the central shaft and spaced from the auger; a plurality of legs, each of the plurality of legs having a first end and a second end; wherein the first end of each of the plurality of legs is coupled to the collar/hub, the second end of each of the plurality of legs extends towards the auger, and the collar/hub remains in a fixed position with respect to the central shaft when the second end of each leg extends outwardly from the central shaft to a deployed position and returns towards the central shaft from its deployed position to a stowed position; and a flexible material having an opening through which the central shaft extends and wherein the second end of each leg is coupled to the flexible material.
UMBRELLA ASSEMBLY AND UMBRELLA STABILITY ASSEMBLY
XUE NING (author)
2022-11-24
Patent
Electronic Resource
English