Title:
CURTAIN RING
Document Type and Number:
WIPO Patent Application WO/2022/038711
Kind Code:
A1
Abstract:
This curtain ring comprises: an annular ring part including an inner diameter surface forming a first through-hole; and an attachment part disposed at an outer diameter side of the ring part and to which a hook is attached. The inner diameter surface of the ring part includes: a first surface disposed along the penetration direction of the first through-hole; and a pair of second surfaces disposed between the first surface and both end surfaces of the ring part, each second surface being inclined in relation to the penetration direction of the first through-hole such that an opening of the first through-hole widens. The attachment part includes: first protruding parts that protrude to the outer diameter side of the ring part, are disposed at one end surface side and another end surface side of the ring part at an interval in the penetration direction of the first through-hole, and have first inner side surfaces forming a second through-hole; a second protruding part that has a second inner side surface; and a rod-shaped part that is provided at an interval from the outer diameter surface of the ring part in the radial direction of the ring part, couples the first protruding part and the second protruding part, and has a third inner side surface forming the second through-hole. The first protruding parts and the second protruding part include a first protruding region and a second protruding region positioned further to the outer diameter side than the outer diameter surface of the rod-shaped part.
Inventors:
TAKEUCHI KAZUHIRO (JP)
OHNISHI TOMIO (JP)
OHNISHI TOMIO (JP)
Application Number:
PCT/JP2020/031269
Publication Date:
February 24, 2022
Filing Date:
August 19, 2020
Export Citation:
Assignee:
HEIAN SHINDO KOGYO CO LTD (JP)
International Classes:
A47H15/04
Foreign References:
| JP6603141B2 | 2019-11-06 | |||
| JP3019618U | 1995-12-19 | |||
| US3315297A | 1967-04-25 |
Attorney, Agent or Firm:
KITANO, Shuhei et al. (JP)
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