US 11,920,689 B2
Loose type pneumatic valve and loose type pneumatic valve module including the same
Jongkyu Kim, Suwon-si (KR); Kwangjun Kim, Ansan-si (KR); and Beomsoo Hwang, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., (KR)
Filed by SAMSUNG ELECTRONICS CO., LTD., Suwon-si (KR)
Filed on Jan. 11, 2022, as Appl. No. 17/572,816.
Prior Publication US 2023/0220924 A1, Jul. 13, 2023
Int. Cl. F16K 31/44 (2006.01); F16K 27/02 (2006.01)
CPC F16K 27/02 (2013.01) [F16K 31/44 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A loose type pneumatic valve, comprising:
a valve body including a pneumatic passage therein;
a valve head on the valve body, the valve head being couplable with an actuator;
a stem on the valve head, the stem being configured to open and close the pneumatic passage;
a stem gripper on the actuator body, the stem gripper being located at a central portion of a lower surface of the actuator and configured to grip the stem upwardly so as to upwardly draw or pull the stem, and
at least one alignment socket on the valve head, the at least one alignment socket being configured to align the valve head with the actuator, wherein:
the loose type pneumatic valve further includes a cam clamp groove on an outer circumferential surface of the valve head, and
the actuator further includes a cam clamp rotatably connected to a surface of the actuator, the cam clamp being rotatable around a horizontal axis and elastically biased toward a central portion of the actuator body and selectively insertable into the cam clamp groove.