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Patent Searching and Data


Title:
STRUCTURES OF RIB AND INSIDE CAP, AND STRETCHER AND RUNNER OF UMBRELLA
Document Type and Number:
Japanese Patent JP2009207867
Kind Code:
A
Abstract:

To provide an umbrella which has increased strength by sturdily thickening the tip end of each rib in a part where the ribs and the tube are joined, and which reduces manufacturing cost through reduction of labor by greatly simplifying and shortening an assembling process compared with a conventional method.

The tip ends of the ribs are formed into a semi-circular shape 10, with a ring 4 fitted from above a required number of ribs 1 all together. In addition, the engaged part is sandwiched between a lower rib holder 3 and an upper rib holder 2 holding the part from below and from above, respectively, with the lower and upper rib holders 3 and 2 fixed to the tube, thus, the function of the ribs incidental to the opening and closing of the umbrella is maintained.


Inventors:
SAKANE YOSHIJI
Application Number:
JP2008000097592
Publication Date:
September 17, 2009
Filing Date:
March 05, 2008
Export Citation:
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Assignee:
SAKANE YOSHIJI
International Classes:
A45B25/06; A45B25/02