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:
Mar. 05, 1985
Filed:
Nov. 27, 1981
Theodore Becker, Jr, Chillicothe, IL (US);
Sam R Congram, Peoria, IL (US);
Carl L McClung, Metamora, IL (US);
Caterpillar Tractor Co., Peoria, IL (US);
Abstract
A multi-fuel engine is capable of running on lead free gasoline, leaded gasoline, and liquid propane. The engine has a valve seat and an exhaust valve. The valve seat has a seating surface. The exhaust valve has an axis, a seating face, and is of dimensions sufficient for seating of the valve on the valve seat. The seating surface has a width in a range of about 2.30 to about 2.90 millimeters and defines an included angle in a range of about 110.degree. to about 130.degree. relative to the axis of the exhaust valve. Apparatus forcibly urges the seating face against the seating surface at a force in a range of about 200 to about 245 Newtons.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile