Title:
SLIDE FASTENER AND DESIGN METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/199203
Kind Code:
A1
Abstract:
When a certain left and right element pair (E0, E1) included in left and right fastener elements (21, 22) makes initial contact at a rear protrusion (44) of the front-side fastener element (E0) of the left and right element pair (E0, E1) and a front protrusion (41) of the rear-side fastener element (E1) of the left and right element pair (E0, E1), a rear protrusion (42) of the rear-side fastener element (E1) is not in contact with a front protrusion (43) of a fastener element (E2) that next to the rear-side fastener element (E1) on the rear side.
Inventors:
KOZATO FUTOSHI (JP)
SAITO TSUTOMU (JP)
SAITO TSUTOMU (JP)
Application Number:
PCT/JP2020/014675
Publication Date:
October 07, 2021
Filing Date:
March 30, 2020
Export Citation:
Assignee:
YKK CORP (JP)
International Classes:
A44B19/44
Domestic Patent References:
| WO2011135699A1 | 2011-11-03 |
Foreign References:
| JP2015123111A | 2015-07-06 | |||
| JP5460862B2 | 2014-04-02 | |||
| JP5042358B2 | 2012-10-03 |
Other References:
See also references of EP 4129112A4
Attorney, Agent or Firm:
AXIS PATENT INTERNATIONAL (JP)
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