The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 27, 2018
Filed:
May. 28, 2014
Applicant:
Beijing Aeonmed Co., Ltd., Beijing, CN;
Inventor:
Youfang Shen, Beijing, CN;
Assignee:
BEIJING AEONMED CO., LTD., Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 31/06 (2006.01); A61M 16/20 (2006.01); F16K 41/12 (2006.01); G05D 16/20 (2006.01);
U.S. Cl.
CPC ...
F16K 31/0655 (2013.01); A61M 16/202 (2014.02); A61M 16/203 (2014.02); A61M 16/205 (2014.02); F16K 41/12 (2013.01); G05D 16/2013 (2013.01);
Abstract
The proportional valve including a valve body, an air inlet hole and an air outlet hole being provided inside the valve body; a valve core component, the valve core component being movably disposed inside the valve body along a vertical direction; and a first film sheet, an outer side of the first film sheet being connected to the valve body, and an inner side of the film sheet being connected to the valve core component. The proportional valve has a high response speed, high precision, desirable repeatability, desirable consistency, small hysteresis, low fabrication difficulty, and low fabrication cost.