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:
Feb. 18, 2003
Filed:
Jul. 24, 2001
Applicant:
Inventors:
Noel R. Lepp, Peoria, IL (US);
Maurice E. Moushon, Peoria, IL (US);
Assignee:
Caterpillar Inc, Peoria, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
F02B 2/506 ;
U.S. Cl.
CPC ...
F02B 2/506 ;
Abstract
An oil drain tube is provided for an internal combustion engine, which prevents oil draining from an oil separator from encountering blowby gases. The oil drain tube includes a first non-horizontal tube portion in direct fluid communication with the oil separator, a second non-horizontal tube portion in direct fluid communication with an oil sump and a tube portion connecting the first non-horizontal tube portion and the second non-horizontal tube portion in fluid communication with one another.