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:
Aug. 29, 1995
Filed:
Feb. 22, 1994
Applicant:
Inventor:
David Brassell, Walled Lake, MI (US);
Assignee:
CMI International, Inc., Southfield, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22C / ;
U.S. Cl.
CPC ...
164369 ; 164137 ;
Abstract
A casting core 100a, 100b is fabricated entirely of decomposable refractory material such as foundry sand/binder and is formed with a plurality of push rod passage-forming portions (136a, 136b) for forming a corresponding plurality of push rod passages within a cylinder block (26) and a transverse intersecting oil gallery-forming portions (138a, 138b) for forming an associated long and narrow oil gallery within the cylinder block.