Title:
STRUCTURE AND OBJECT COMPRISING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2023/191004
Kind Code:
A1
Abstract:
A structure for reducing resistance of a fluid comprises a first surface in contact with a fluid, a friction part that is positioned on the first surface and that widens in a surface first direction following the first surface, and a first smooth part that is positioned on the first surface and is adjacent to the friction part in a surface second direction intersecting the surface first direction. The friction portion includes a plurality of first guiding structures arranged in the surface first direction, the first guiding structures guiding the fluid to the first smooth part. The first guiding structures each include a first end portion extending toward the first smooth part. The first end portions each have a first inclination angle greater than 0° and less than 90° relative to the surface first direction.
More Like This:
| JP5590443 | Mobile outer wall |
| WO/2003/000483 | BODY WITH IMPROVED SURFACE PROPERTIES |
Inventors:
MAEDA YOKO (JP)
CHIBA TSUYOSHI (JP)
HASHIMOTO KAZUYA (JP)
ARAKAWA FUMIHIRO (JP)
MOCHIZUKI SHINSUKE (JP)
CHIBA TSUYOSHI (JP)
HASHIMOTO KAZUYA (JP)
ARAKAWA FUMIHIRO (JP)
MOCHIZUKI SHINSUKE (JP)
Application Number:
PCT/JP2023/013421
Publication Date:
October 05, 2023
Filing Date:
March 30, 2023
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
F15D1/12
Foreign References:
| JP2019535954A | 2019-12-12 | |||
| CN104613056A | 2015-05-13 |
Attorney, Agent or Firm:
MIYAJIMA Manabu et al. (JP)
Download PDF: