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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2018/212451
Kind Code:
A cylinder coupling structure of a compact air compressoraccording to the present invention comprises a block provided with a suction valve and a discharge valve to be integrally formed with a suction muffler and a discharge muffler to block a front end of the cylinder, a tubular-shaped cylinder coupled to the block, a valve cover covering the valve assembly so as to form a suction space and a discharge space at upper portion of the valve assembly, at least one pressurized bolt coupling the valve cover and the block so as to pressurize the cylinder between the valve cover and the block, a piston reciprocating inside the cylinder, a stator coupled to the block, a rotatorlocated to rotate relatively with respect to the stator, a crank axis coupled to the rotator to rotate integrally with the rotator to be rotatable coaxially with the block, and a connecting rod, each of both ends thereof being connected to the crank axis and the piston, respectively, so as to convert a rotational movement of the crank axis into a straight reciprocating movement of the piston, characterized in that the compact air compressor comprises a discharge connection pipe which is connected to the valve cover and guides the compressed air sucked into the valve cover; and a compressed air staying space of the discharge muffler connected to the discharge connection pipe.

JANG, Jeong Cheol (201-2001, 55 Ilgokmaeul-ro,Buk-gu, Gwangju, 61040, KR)
KIM, Jong Hyuk (103-101, 137 Wolgye-ro,Gwangsan-gu, Gwangju, 62260, KR)
PARK, Jin Sun (102-106, 17 Sochon-ro 86beon-gil,Gwangsan-gu, Gwangju, 62387, KR)
Application Number:
Publication Date:
November 22, 2018
Filing Date:
April 04, 2018
Export Citation:
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NEW MOTECH CO., LTD. (8 Hanamsandan 7beon-ro, Gwangsan-gu, Gwangju, 62216, KR)
International Classes:
F04B39/00; F04B35/04; F04B39/10; F04B39/14
Foreign References:
Attorney, Agent or Firm:
LEE, Sung Rok (Woogin Intellectual Property Law Firm, 7th Fl. 38-3 Teheranro-4-gil,,Gangnam-gu, Seoul, 06241, KR)
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