The invention generally relates to a sunshade apparatus such as an umbrella or sunshade that includes a canopy with extendable portions that may be positioned in a manner so as to maximize shade. In exemplary embodiments, the sunshade device includes a canopy, and a rib assembly connected to a shaft
The invention generally relates to a sunshade apparatus such as an umbrella or sunshade that includes a canopy with extendable portions that may be positioned in a manner so as to maximize shade. In exemplary embodiments, the sunshade device includes a canopy, and a rib assembly connected to a shaft, the rib assembly including a first joint coupled to a first assembly arm, the first joint connecting a first arm extension to the rib assembly at a first angle with respect to a surface, and a second joint coupled to a second assembly arm, the second joint connecting a second arm extension to the rib assembly at a second angle with respect to the surface.
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1. A sunshade device, comprising: a canopy expanding a perimeter around a central shaft;a rib assembly coupled to the shaft and the canopy; anda first and a second extension each including: extension arms pivotally coupled to assembly arms of the rib assembly at terminal ends of the extension arms,
1. A sunshade device, comprising: a canopy expanding a perimeter around a central shaft;a rib assembly coupled to the shaft and the canopy; anda first and a second extension each including: extension arms pivotally coupled to assembly arms of the rib assembly at terminal ends of the extension arms, anda canopy panel situated between the extension arms, wherein the first and second extensions are configured to:pivot about the perimeter of the canopy, andsecurely rest at a predetermined angle, wherein: the first extension includes a first pivoting component with a first radially grooved surface, and a first complimentary pivoting component including a first complimentary radially grooved surface that registers with the first radially grooved surface configured to securely position the first extension at a first angle so that the first complimentary pivoting component is elevated above the perimeter of the canopy; andthe second extension includes a second pivoting component with a second radially grooved surface, and a second complimentary pivoting component including a second complimentary radially grooved surface that registers with the second radially grooved surface configured to securely position the second extension at a second angle so that the second complimentary pivoting component is lowered below the perimeter of the canopy. 2. The sunshade device of claim 1, wherein the first and second extensions comprise of extensions situated at opposite sides on the perimeter of the canopy. 3. The sunshade device of claim 1, wherein the canopy comprises a polygonal shape and the first and second extensions comprise a trapezoidal shape. 4. The sunshade device of claim 1, wherein the canopy comprises a polygonal shape and the first and second extensions comprise a triangular shape. 5. The sunshade device of claim 1, wherein the first extension in the upwards position and the second extension in the downward position together form a substantially trapezoidal shape. 6. The sunshade device of claim 1, wherein the canopy and the first and second extensions comprise a substantially rectangular shape. 7. A sunshade device, comprising: a canopy expanding a perimeter around a central shaft;a rib assembly coupled to the shaft and the canopy;a first and a second extension, each including: extension arms pivotally coupled to assembly arms of the rib assembly at terminal ends of the extension arms, anda canopy panel situated between the extension arms, wherein the first and second extensions are configured to: pivot about the perimeter of the canopy, andrest at a plurality of predetermined angles; anddynamic joint components for pivotally coupling each extension to the rib assembly, each dynamic joint component, comprising:a first pivoting component coupled to or integral with an assembly arm of the rib assembly, wherein the first pivoting component includes a first radially grooved surface; anda second pivoting component coupled to or integral with an extension arm of each extension, the second pivoting component configured to pivotally register with the first pivoting component, wherein the second pivoting component includes a second radially grooved surface that registers with the first radially grooved surface so that the second pivoting component can be secured at each of the plurality of predetermined angles, and wherein: the second pivoting component is configured to be securely position above the perimeter of the canopy, andthe second pivoting component is further configured to be securely position below the perimeter of the canopy. 8. The sunshade device of claim 7, wherein each dynamic joint component further comprises a joint shaft for securing the first and second pivoting components. 9. The sunshade device of claim 8, wherein each dynamic joint component further comprises a spring situated between the first and second pivoting components. 10. The sunshade device of claim 7, wherein the first and second extensions comprise of extensions situated at opposite sides on the perimeter of the canopy. 11. The sunshade device of claim 7, wherein the canopy comprises a polygonal shape and the first and second extensions comprise a trapezoidal shape.
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