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Patent Searching and Data


Title:
UMBRELLA-SHAPED STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2021/157508
Kind Code:
A1
Abstract:
According to the present invention, portions of umbrella cloth stretching between ribs are accommodated on the inside when an umbrella-shaped structure is closed. The present invention is provided with: core materials 4 provided to each expansion portion of umbrella cloth, the expansion portions stretching between ribs 3; a middle runner 14 that can be rotated about an umbrella shaft 5, the middle runner 14 moving along the umbrella shaft 5 so as to follow a lower runner 11; pulling members 6 that link the core materials 4 and the middle runner 14, the pulling members 6 pulling the expansion portions of the umbrella cloth towards the umbrella shaft 5 as the ribs 3 are pulled toward the umbrella-shaft 5 side and the umbrella cloth is slackened in association with the lower runner 11 moving toward the handle 15 side; and a rotation mechanism for causing the middle runner 14 to rotate about the umbrella shaft 5 and trapping the expansion portions of the umbrella cloth between the umbrella shaft 5 and the ribs 3 in association with movement of the lower runner 11 toward the handle 15 side. The umbrella-shaped structure can be closed while the expansion portions of the umbrella cloth are accommodated on the inside.

Inventors:
NAGOYA GO (JP)
TANIGUCHI RYOTA (JP)
Application Number:
PCT/JP2021/003480
Publication Date:
August 12, 2021
Filing Date:
February 01, 2021
Export Citation:
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Assignee:
MARNA INC (JP)
International Classes:
A45B25/12; A45B25/18
Foreign References:
JP2019180933A2019-10-24
JPS5438849A1979-03-24
JP3197959U2015-06-11
JP2010012238A2010-01-21
Attorney, Agent or Firm:
HATTORI, Koichi (JP)
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