Title:
ねじキャップ
Document Type and Number:
Japanese Patent JP6695787
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To perform an attachment/detachment operation (opening/closing operation) of a container body with respect to a mouth part smoothly, and to perform efficient production while achieving simplification of a structure.SOLUTION: A screw cap 1 includes: an inner cylindrical body 2 screwed in a mouth part 101 of a container body 100; and an outer cylindrical body 3 integrally formed in the inner cylindrical body, and for surrounding the inner cylindrical body from radially outside. The inner cylindrical body includes an inner cylinder part 11 formed in a square shape in a plan view viewed from a cap axis O direction. The outer cylindrical body includes an outer cylinder part 30 which is formed in a circular shape in a plan view viewed from the cap axis direction, which is formed to be thinner than the inner cylinder part and which can elastically deform. Between an outer peripheral surface of the inner cylinder part and an inner peripheral surface of the outer cylinder part, an open space S which is opened to one out of the cap axis direction is defined.SELECTED DRAWING: Figure 1
Inventors:
Junji Sakuma
Application Number:
JP2016233521A
Publication Date:
May 20, 2020
Filing Date:
November 30, 2016
Export Citation:
Assignee:
Yoshino Industry Co., Ltd.
International Classes:
B65D41/04
Domestic Patent References:
| JP2008137715A | ||||
| JP62203838U | ||||
| JP20149012A | ||||
| JP2003192005A | ||||
| JP2004352312A | ||||
| JP20101069A |
Foreign References:
| US5941404 |
Attorney, Agent or Firm:
Sumio Tanai
Suzuki Mitsuyoshi
Hiroki Ninai
Masatake Shiga
Suzuki Mitsuyoshi
Hiroki Ninai
Masatake Shiga