公开(公告)号：US3843035A

公开(公告)日：1974-10-22

申请号：US32467573

申请日：1973-01-18

Applicant: BASF AG

Inventor： FITTERER H ,  SCMIDTS K ,  GAISER D ,  UHL K ,  GUENTHER F

IPC: G11B23/087 ,  B65H23/08

CPC classification number: G11B23/08757

Abstract: Guide elements for magnetic tapes, particularly for tapes in magnetic tape cartridges, having a guide surface with a specific roughness so that adhesion between the tape base and the guide surface which preferably consists of plastics material cannot occur. Undisturbed tape travel is thus achieved in a simple manner.

公开(公告)号：BR7704254A

公开(公告)日：1978-03-21

申请号：BR7704254

申请日：1977-06-29

Applicant: BASF AG

Inventor： GUENTHER F ,  WOELLHAF J ,  GAISER D ,  LENNE H ,  SCHOETTLE K ,  WENDT E

IPC: G11B23/113 ,  G11B25/06 ,  G11B23/08

公开(公告)号：BR7403156D0

公开(公告)日：1974-11-19

申请号：BR315674

申请日：1974-04-19

Applicant: BASF AG

Inventor： SCHOETTLE K ,  GUENTHER F ,  GAISER D ,  KOESTER E

IPC: G11B23/087 ,  B65D85/67