| 摘要 |
A collapsible umbrella contains a double umbrella with a connecting tent, with tent fasteners to two supporting posts and tent fasteners to free ends of bearing ribs, other bearing rib ends are hingedly connected to corresponding movable bushings. Each spacer rib by one end is hingedly connected to the corresponding supporting post and by other one – to the bearing rib. The posts are hingedly connected to each other by a collapsible lever-spacing element containing two levers. |
