Patent ID: 7621659
Filing Date: 2009-11-24
Classification: F21V

Abstract:
1. A collapsible lampshade comprising: an upper frame defining an axis, and formed with a plurality of angularly spaced-apart connecting grooves, each of said connecting grooves extending in a radial direction with respect to the axis; a lower frame surrounding the axis, and spaced apart from said upper frame along a direction of the axis; a plurality of support rods each having a first end pivotally connected to said lower frame, and a second end opposite to said first end, said second end being received releasably in and being slidable along a respective one of said connecting grooves; and a foldable cover surrounding the axis, and connected to and extending between said upper frame and said lower frame; wherein said upper frame includes a plurality of groove-forming walls respectively forming said connecting grooves, each of said groove-forming walls being further formed with a rod-retaining groove that is in spatial communication with a respective one of said connecting grooves and that is indented inwardly a greater amount than the respective one of said connecting grooves, said second end of each of said support rods being releasably engaged with said rod-retaining groove of a respective one of said groove-forming walls; and wherein said upper frame includes an annular outer member, an inner member disposed substantially at a center of said outer member, and a plurality of angularly spaced-apart connecting ribs, each of said connecting ribs having a first end connected to said inner member, and a second end opposite to said first end and connected to said outer member, said second end having a respective one of said groove-forming walls.