| 摘要 |
PROBLEM TO BE SOLVED: To provide an inside cap of an umbrella which can be fixed to the shank without nails with easier procedure, and also be detached easily from the shank when it is discarded. SOLUTION: An inside cap comprises a cap body 1 and a securing ring 20, and the cap body 1 comprises a fringe part 2 which evenly has openings for umbrella main ribs supportive parts around its edge and an elastic cylindrical narrow diameter part 4 which is attached with connecting projections 16 inside to hook to registration holes 42 formed on the shank 40 and connected to the fringe part 2 on a coaxial line. The cap body 1 is set up to the shank 40 by hooking its connecting projections 16 to the registration holes 42, and is bolted up with the securing ring 20 on the outer face of the narrow diameter part 4, then, is fixed to the shank 40.
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