Patent ID: 9393722
Filing Date: 2016-07-19
CPC Classification: B29C,B32B,D04H

Claim Text:
1. A method of production of a web member which has a tow, said method comprising: a transfer step of conveying a product form web member, which has been formed by cutting a continuous web member and which has a plurality of fibrous members formed from tows, to a packaging step of packaging said product form web member, said transfer step having wherein said variation correction step has a pressing step of pressing said stacked member from above said stacked member by running said stacked member through a predetermined pressing path, wherein said predetermined pressing path includes said first height being set to be higher than the bulk of said stacked member at said stacking step, while said second height being set to be lower than the bulk of said stacked member at said stacking step, wherein said pressing step includes wherein said second conveyor device includes a first conveyor and a second conveyor which is arranged above said first conveyor to convey said stacked member while running said stacked member through the predetermined pressing path in the conveyance direction, the second conveyor includes the top wall which inclines from said entrance toward said exit, the first conveyor includes a substantial flat wall which does not incline from said entrance toward said exit, said substantial flat wall is positioned opposing to the top wall of the second conveyor and supports the stacked member in the predetermined pressing path, and wherein said stacking includes temporarily stopping the first conveyor device to form a next stacked member on the first conveyor device after the second conveyor device conveys said stacked member to the packaging step.