Cylinder of portable massage exercise device and portable massage exercise device using the same

摘要

We present a cylinder of a portable massager that improves durability and reduces noise by applying a bearing and a wool-bearing ball, and a portable massager employing the same. The cylinder of the presented portable massager is a portable massager including a cylinder in which a movable part is installed so that a movable part can move forward and backward. a bushing member that makes it possible; and a closing member installed on one side of the inner circumferential surface of the cylinder to preserve lubricating oil and prevent lubricating oil from flowing down through an oil absorption function and replenish lubricating oil during the forward and backward motion of the movable part; Installed closer to the center, the bushing member is composed of a bearing bearing, and the finishing member is composed of a wool ballast.