Title:
CAP
Document Type and Number:
WIPO Patent Application WO/2023/229011
Kind Code:
A1
Abstract:
This cap comprises a circular top plate and a side wall section that tapers from a peripheral edge section of the top plate to a circumferential lower end section, wherein a plurality of knurls are arranged side by side on the outer surface of the side wall section from the peripheral edge section toward the lower end section, the inner surface of the side wall section is provided with groove sections provided in the respective knurls and a screw-shaped internal thread, and the internal thread is divided by the groove sections. The knurls have a ridgeline that is substantially parallel to the vertical direction of the top plate, and the bottoms of the groove sections are provided parallel to the ridgelines. The lower ends of the knurls are spaced apart from the lower end section of the side wall section.
Inventors:
JOBOJI TAKAHIRO (JP)
DOI ATSUSHI (JP)
DOI ATSUSHI (JP)
Application Number:
PCT/JP2023/019513
Publication Date:
November 30, 2023
Filing Date:
May 25, 2023
Export Citation:
Assignee:
SHINKO CHEM (JP)
International Classes:
B65D41/04
Foreign References:
| JP2003528010A | 2003-09-24 | |||
| EP3150509A1 | 2017-04-05 | |||
| JP2013169978A | 2013-09-02 |
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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