SPIRAL MEMBRANE ELEMENT AND END MEMBER FOR SPIRAL MEMBRANE ELEMENT
卷宗概要
发明人
Atsuko MIYAMOTO; Ibuki HATAHOKO; Yasuyuki SAKAKIBARA
IPC 分类
CPC 分类
A spiral membrane element includes an element body, an end member, and an exterior material. The end member includes a body portion having a first protrusion, and a skirt portion located between the element body and the exterior material, and satisfies at least one selected from the group consisting of the following requirements (1) to (3): (1) the first protrusion has a cut-in portion and a part of the exterior material is placed into at least a part of the cut-in portion; (2) the skirt portion has at least one of a hole and a through hole, and a part of the exterior material is placed into at least a part of at least one of a hole and a through hole; and (3) the first protrusion has a recess, and a part of the exterior material is placed into at least a part of the recess.
原文（中文）
A spiral membrane element includes an element body, an end member, and an exterior material. The end member includes a body portion having a first protrusion, and a skirt portion located between the element body and the exterior material, and satisfies at least one selected from the group consisting of the following requirements (1) to (3): (1) the first protrusion has a cut-in portion and a part of the exterior material is placed into at least a part of the cut-in portion; (2) the skirt portion has at least one of a hole and a through hole, and a part of the exterior material is placed into at least a part of at least one of a hole and a through hole; and (3) the first protrusion has a recess, and a part of the exterior material is placed into at least a part of the recess.