公开(公告)号：US20040162203A1

公开(公告)日：2004-08-19

申请号：US10771357

申请日：2004-02-05

Applicant: PALL CORPORATION

Inventor： Richard C. Stoyell ,  Kenneth M. Williamson ,  Scott D. Hopkins ,  Stephen A. Geibel ,  Terry L. Wolff

IPC: B31C013/00

CPC classification number: B01D29/111 ,  B01D29/21 ,  B01D2201/0407 ,  B01D2201/127 ,  B31D5/0082 ,  Y10S493/941

Abstract: A pleating method comprises disposing a filter material on a support surface and compressing a portion of the filter material between first and second pleating surfaces to form a pleat, where at least one of the pleating surfaces is curved or extends at an acute angle with respect to a support surface.

Abstract translation: 打褶方法包括将过滤材料设置在支撑表面上并且在第一和第二打褶表面之间压缩过滤材料的一部分以形成褶皱，其中至少一个打褶表面弯曲或相对于 一个支撑面。