Cylinder head of small-sized general-purpose gasoline engine and gasoline engine having the same

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8991355
APP PUB NO 20120255515A1
SERIAL NO

13496700

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The invention discloses a cylinder head of a small-sized general-purpose gasoline engine and a gasoline engine having the same. The cylinder head of the small-sized general-purpose gasoline engine comprises a cylinder head body (1), and an intake passage (9), an exhaust passage (5) and a sparking plug mounting hole (8) arranged on the cylinder head body (1); a combustion chamber surface (7), being a arched smooth curve, is formed at the inner side of the cylinder head body (1); the cylinder head body (1) is provided with an intake valve (11) corresponding to the intake passage (9) and an exhaust valve (4) corresponding to the exhaust passage (5); the intake valve (11) is inclined towards the intake passage (9) from the bottom part to the top part; the exhaust valve (4) is inclined towards the exhaust passage (5) from the bottom part to the top part; and the included angle between the axis of the intake valve (11) and the axis of the exhaust valve (4) is 24±5 degrees. In the invention, the parameters between the combustion chamber and the intake valve as well as the exhaust valve are inter-coordinated and matched, the operation efficiency of the gasoline engine is improved, the fuel is saved, and the discharge is reduced.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
LONCIN MOTOR CO LTD99 NO 400052 CHONGQING JIULONGPO HUALONG AVENUE KOWLOON PARK MUNICIPAL DISTRICT CHONGQING CITY 400052

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chen, Hongbo Chongqing, CN 38 304
Lei, Ju Chongqing, CN 3 26
Liu, Bing Chongqing, CN 414 3981
Xie, Yuming Chongqing, CN 84 1257

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 30, 2026
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00