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.:
Date of Patent:
Jan. 20, 2004
Filed:
Mar. 19, 2002
Applicant:
Inventors:
Yasunori Shiraishi, Sakai, JP;
Masahiro Aketa, Sakai, JP;
Wataru Iwanaga, Sakai, JP;
Makoto Watanabe, Sakai, JP;
Assignee:
Kubota Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02F 7/00 ;
U.S. Cl.
CPC ...
F02F 7/00 ;
Abstract
In a multi-cylinder engine, an inner space ( ) is interposed between upper and lower female screws ( ), ( ) and an outer wall ( ) of a cylinder block ( ). Lower peripheral wall portions ( ), ( ) of a cylinder wall ( ) continue with left and right both sides ( ), ( ) of a lower side portion ( ) of an inter-cylinder wall ( ) in a front and rear direction and increase their thicknesses progressively as they approach the left and right both sides ( ), ( ).