Device and method for producing stretchable laminate for wearable article
US11191676B2 · kind B2 · utility
6Cited by
0References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 13, 2018 |
| Grant date | Dec 7, 2021 |
| Priority date | — |
| Expiry date | Aug 9, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2555/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
There are disposed, in a width direction of an anvil roll, a plurality of first projections for producing joint portions where a pair of sheets are jointed to each other; each of the first projections extends in a circumferential direction of the anvil roll and includes a carrying groove carrying an elastic member while the elastic member has entered in the groove; and between one first projection and another first projection adjacent to each other in the width direction, at least one receiving part for receiving the pair of sheets is arranged.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.