| 摘要 |
2118403 9321798 PCTABS00027 A collapsible frame work comprising rectangular frame-like cubicles (10) aligned serially and being pivotally joined at common ends of the cubicles via hubs (27a, 28a, 29a) at corners of the cubicles. Each cubicle has a pair of scissor members (14, 18, 20, 22) on opposite sides of the cubicle and also pivotally connected to the hubs (27a, 28a, 29a). A diagonal cross-brace (44) extends from a lower front corner to an upper rear corner of each cubicle, and another diagonal cross-brace (46) extends from an upper front corner to a rear lower corner of each cubicle. End support members or end support braces (52, 54) comprising a pair of rigid U-frames (52, 54) affixed to corresponding hubs at the ends of the cubicle so that base portions (58) of each U-frame are movable adjacent to another for releasably interlocking to each other via releasable locking means (70 and 78) to support the ends of the scissor members (14, 18, 20, 22) and the hubs (27a, 28a, 29a) at the corners of the cubicles in rigid spaced apart position. The releasable locking means includes a pin (70) and socket (78) affixed to the base portions (58) of the adjacent U-frames. |
