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.

Date of Patent:
Mar. 11, 2025

Filed:

May. 27, 2021
Applicant:

Hyundai Heavy Industries Co., Ltd., Ulsan, KR;

Inventors:

Sang Don Lee, Ulsan, KR;

Chang Ha Lee, Ulsan, KR;

Tae Hyung Park, Ulsan, KR;

Tae Soo Kim, Ulsan, KR;

Young Seok Song, Ulsan, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 9/04 (2006.01); F02M 21/02 (2006.01); F04B 9/117 (2006.01); F04B 23/10 (2006.01); F04B 53/18 (2006.01); F04B 15/08 (2006.01);
U.S. Cl.
CPC ...
F04B 9/1176 (2013.01); F02M 21/0245 (2013.01); F04B 9/042 (2013.01); F04B 23/103 (2013.01); F04B 53/18 (2013.01); F04B 2015/081 (2013.01);
Abstract

The present invention relates to a gas supply pump comprising: a camshaft which can be rotated; a plurality of cam noses provided at regular intervals in a lengthwise direction of the camshaft and having an eccentric shape from the center of the camshaft; a cam roller provided to be in close contact with each cam nose; and a drive shaft and a piston provided to neighbor with one side of the cam roller; and a liquefied gas compression device which pressurizes and exhausts a liquefied gas according to a straight reciprocation of the piston.


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