公开(公告)号：US20220016744A1

公开(公告)日：2022-01-20

申请号：US17378077

申请日：2021-07-16

申请人： VOLKSWAGEN AKTIENGESELLSCHAFT

发明人： Sven Rathmann ,  Alexander Breuer ,  Dennis Böhm

IPC分类号： B24C5/04 ,  B24C1/04 ,  B24C9/00

摘要： A processing device for processing a material with a focused blasting medium, having at least a blasting medium source for generating the blasting medium and a conveying device for the material, or additionally a deflecting means for deflecting the blasting medium emitted by the blasting medium source toward the material; wherein the conveying device is arranged opposite the blasting medium source or the deflecting means in such a way that the material, at least with a region to be processed by the blasting medium, can be processed by the conveying device on a circular path opposite the blasting medium source or the deflecting means, so that the material, when the blasting medium source or the deflecting means is moved, can be processed along the circular path with a constant focus position of the blasting medium. A method for processing a material with a focused blasting medium in a processing device.

公开(公告)号：US11117496B2

公开(公告)日：2021-09-14

申请号：US16746493

申请日：2020-01-17

申请人： Volkswagen Aktiengesellschaft

发明人： Oliver Engelmann ,  Bjoern Zimmermann ,  Tim Brueckner ,  Sven Rathmann

IPC分类号： B60N2/22 ,  B60N2/90 ,  B60N2/02 ,  B60N2/427

摘要： A backrest part for a vehicle seat having a seatback frame in which is arranged an upper seatback adjustment device that allows continuous adjustment in the upper region of the backrest part. Provision is made that the upper seatback adjustment device includes at least one surface element that is movably mounted in the seatback frame and at least one elastic impact absorber integrated into the at least one surface element, which are arranged so as to be jointly adjustable opposite to and in a direction of travel (+/−x-direction) with respect to the top section of the seatback frame.