Disposable wearing article
US9107778B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 27, 2012 |
| Grant date | Aug 18, 2015 |
| Priority date | — |
| Expiry date | Mar 5, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/49025
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A disposable wearing includes a crotch chassis having a liquid-impervious sheet. The crotch chassis has a main region and opposite lateral portions lying outboard of the main region in the transverse direction and provided with leg elastic elements extending in the longitudinal direction. The opposite lateral portions respectively have fold lines extending in the longitudinal direction, outer side zones lying outboard of the respective fold lines in the transverse direction and inner side zones lying inboard of the respective fold lines in the transverse direction. The outer side zones of the respective lateral portions are folded inward and fixed to the associated inner side zones via associated bond zones extending in the longitudinal direction to form a pair of elastic lateral portions having folded back regions, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.