Rolling piston ring, piston and cylinder

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10962114
APP PUB NO 20190242479A1
SERIAL NO

16389961

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Importance

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Abstract

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A rolling piston installed between a piston and a cylinder includes: a plurality of balls, wherein the balls are connected end to end to form the rolling piston ring, and a quantity of the balls is no less than three; or comprising: a plurality of columns, wherein the columns are connected end to end to form the rolling piston ring, and a quantity of the balls is no less than three; or comprising: balls and columns, wherein the balls and the columns are connected end to end to form the rolling piston ring, and a total quantity of the balls and the columns is no less than three; wherein both the balls and the columns are extendable, and/or a recess on the piston for installing the rolling piston ring is extendable and a slide on the cylinder for installing the rolling piston ring is extendable.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
LI ZHONGFUNO 56 GROUP 1 SONGJIA VILLAGE COMMITTEE YUDONG VILLAGE COMMITTEE JINZHONG STREET HUIZE COUNTY QUJING CITY YUNNAN PROVINCE QUJING YUNNAN PROVINCE 650000

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Zhongfu Zhalantun, CN 1 0

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