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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.:

US 10907749 B1

PDFFull Text
Date of Patent:
Feb. 02, 2021

Filed:

Apr. 25, 2017

Solenoid valve for controlling fluid

Applicant:

Youngdo Ind. Co., Ltd., Busan, KR;

Inventor:

Kwang Ho Lee, Busan, KR;

Assignee:

YOUNGDO IND. CO., LTD., Busan, KR;

Attorney:

Cantor Colburn LLP

Primary Examiner:

Umashankar Venkatesan

Int. Cl.
CPC ...
F16K 31/06 (2006.01); F16K 31/10 (2006.01); F16K 31/40 (2006.01); F16K 39/02 (2006.01); F17C 13/04 (2006.01); F16K 1/36 (2006.01);
U.S. Cl.
CPC ...
F16K 31/0655 (2013.01); F16K 31/0693 (2013.01); F16K 31/10 (2013.01); F16K 31/408 (2013.01); F16K 39/024 (2013.01); F16K 1/36 (2013.01); F16K 31/0689 (2013.01); F17C 13/04 (2013.01);
Abstract

Provided is a fluid control solenoid valve including: a valve body; a valve seat mounted on a lower portion thereof; a coil mounted on an outer circumferential surface thereof and to which power is applied; a core mounted on an inner surface thereof; a lower plunger movably disposed on the inner surface thereof and formed with an orifice and integrally formed with a tight contact portion to be in tight contact with the valve seat on a bottom surface thereof; and an actuating unit arranged to be linearly moved on an upper side of the lower plunger, actuated by interlocking the lower plunger and formed with an actuating rod which is linearly moved and which is in close contact with the orifice. A fluid flow delay unit is provided on an outer surface of the lower plunger to generate pressure difference between upper and lower portions of the lower plunger.

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Lee, Kwang. (2021). Solenoid valve for controlling fluid (U.S. Patent No. 10907749). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10907749

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