公开(公告)号：US3802322A

公开(公告)日：1974-04-09

申请号：US9866970

申请日：1970-12-16

Applicant: SEALOL

Inventor： JOHNSON N ,  TRIMBLE E

IPC: F16J15/52 ,  F16K41/10 ,  F01B19/00 ,  F16J3/00

CPC classification number: F16K41/10 ,  F16J15/52

Abstract: The invention relates to expansible bellows and features a construction wherein the chambers of each convolution expand and/or contract an equal distance throughout the longitudinal length of the bellows. The construction also prevents radial distortion throughout the length of the bellows.

Abstract translation: 本发明涉及可膨胀的波纹管，其特征在于其中每个卷积的腔室在波纹管的整个纵向长度上膨胀和/或收缩相等的距离。 该结构还防止波纹管整个长度的径向变形。