Patent ID: 6701547
Filing Date: 2004-03-09
Classification: A47D,B62B

Abstract:
A foldable frame, comprising:a supporting frame comprising two first supporting arms and two second supporting arms which are connected between said two first supporting arms to form a surrounding frame structure; a pair of U-shaped folding arms each having a bottom portion and two upper ends pivotally connected to said two first supporting arms respectively in such a manner that each of said folding arms is capable of pivotally folding between a folded position and a fully unfolded position, wherein in said folded position, said two folding arms are pivotally folded towards each other and said supporting frame, wherein in said fully unfolded position, said two folding arms are pivotally folded away from each other and outwardly from said supporting frame, wherein an unfolded angle is defined between each of said folding arms and said supporting frame and a receiving space is defined between said supporting frame and said two unfolded folding arms; means for retaining each of said folding arms at said unfolded angle; a boundary shelter, having a receiving cavity, which top edge portions are held in position by said surrounding frame structure so as to support said boundary shelter within said receiving space defined between said supporting frame and said two unfolded folding arms; and a securing device detachably connecting said bottom portions of said folding arms with said second supporting arms of said supporting frame respectively so as to retain an unfolded distance between said two bottom portions of said folding arms and said supporting frame, wherein said securing device comprises a pair of first secure units attached to said two bottom portions of said folding arms respectively and a pair of second secure units attached to said two second supporting arms of said supporting frame respectively, wherein said first secure units are detachably connected to said second secure units respectively, wherein each of said first secure units comprises a first extension strap having one end affixed to said respective bottom portion of said folding arm and a first attachment member affixed to a free end of said extension strap, and each of said second secure units comprises a second attachment member arranged to detachably connect to said first attachment member and a second extension strap having one end attached to said second attachment member and another end attached to said respective top edge portion of said boundary shelter mounted on said respective second supporting arm of said supporting frame.