公开(公告)号：US20230001436A1

公开(公告)日：2023-01-05

申请号：US17784790

申请日：2020-09-24

Applicant: Yonwoo Co., Ltd.

Inventor： Chul Ki KIM ,  Seong Ho KIM ,  Dong Jin LIM

IPC: B05B11/00

Abstract: Provided is an elastic member according to an embodiment. The elastic member includes an upper support, a lower support provided under the upper support, and at least one elastic part configured to connect the upper support to the lower support, wherein the elastic part includes an upper support portion formed downward from the upper support, a lower support portion configured to extend upwardly from the lower support, and a connecting portion configured to connect the upper support portion to the lower support portion with a predetermined inclination and to be bent and deformed when the elastic member is pressed.

公开(公告)号：US20230204085A1

公开(公告)日：2023-06-29

申请号：US18115695

申请日：2023-02-28

Applicant: Yonwoo Co., Ltd.

Inventor： Joong Hyun KI ,  Chul Ki KIM ,  Seong Ung CHOE

IPC: F16F1/373 ,  F16F1/36 ,  F04B45/02

CPC classification number: F16F1/373 ,  F16F1/3605 ,  F04B45/02

Abstract: An elastic member for a pump assembly is provided. The pump assembly may include an elastic member having an upper support, a lower support provided under the upper support, and a connection part which connects the upper support and the lower support, and in which peaks and valleys are repeatedly formed in an outward direction to be bent when the elastic member is pressurized.

公开(公告)号：US20210340971A1

公开(公告)日：2021-11-04

申请号：US16934398

申请日：2020-07-21

Applicant: Yonwoo Co., Ltd.

Inventor： Joong Hyun KI ,  Chul Ki KIM ,  Seong Ung CHOE

IPC: F04B45/02 ,  B65D83/00

Abstract: An elastic member for a pump assembly is provided. The elastic member may include an upper support; a lower support provided under the upper support; and a connection part which connects the upper support and the lower support, and in which peaks and valleys are repeatedly formed in an outward direction to be bent when the elastic member is pressurized.