公开(公告)号：US12085192B2

公开(公告)日：2024-09-10

申请号：US18304317

申请日：2023-04-20

Applicant: WUZHONG INSTRUMENT CO., LTD.

Inventor： Yushan Ma ,  Haixia Su ,  Zhandong Chang ,  Zhiyun Feng ,  Runhai Hou

IPC: F16K41/04 ,  F16J15/00 ,  F16J15/18 ,  F16K37/00

CPC classification number: F16K41/04 ,  F16J15/002 ,  F16J15/18 ,  F16K37/0083

Abstract: The present disclosure provides a straight-stroke no-material-loss high-temperature normal-pressure filler sealing structure, comprising: an upper valve cover with an accommodation cavity; a valve stem, passing through the accommodation cavity of the upper valve cover; a filler component, located in the accommodation cavity and sleeved on the valve stem; a filler gland sleeved on the valve stem, whose bottom is inserted into an opening of the accommodation cavity.