| 摘要 |
An umbrella frame contains a tie along a telescopic post, an immovable rosette for ribs on the fixed part of telescopic post, a finger hook. The tie has two openings with possibility of automatic entry of the finger hook in the upper opening in the tie position at open umbrella frame and possibility of automatic entry of the finger hook in the lower opening in the tie position at the closed umbrella frame, where the finger hook is fixed on a lifting clamp spring-loaded to the tie, at that the lifting tie is hingedly suspended by the upper end to the fixed part of telescopic post. |
