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. 31, 1978
Filed:
Mar. 07, 1977
Applicant:
Inventors:
John M Bailey, Dunlap, IL (US);
Ronald R Robinson, Morton, IL (US);
Assignee:
Caterpillar Tractor Co., Peoria, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
B05B / ;
U.S. Cl.
CPC ...
23953311 ;
Abstract
A fuel injection nozzle with a valve assembly having an inwardly opening check valve is provided with an elongated valve body to space the valve spring away from the nozzle. The valve spring is mounted in a housing which is provided with a spherical seating arrangement within the valve body which provides an effective sealing arrangement as well as self-centering of the valve with its seat regardless of machining variations.