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:
Jun. 02, 1998
Filed:
May. 26, 1995
Applicant:
Inventor:
Leon J Ratte, White Bear Lake, MN (US);
Assignee:
Water Gremlin Company, White Bear Lake, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22D / ; B22D / ; B22D / ;
U.S. Cl.
CPC ...
164312 ; 164133 ; 164335 ;
Abstract
The apparatus which pushes or elevates molten material into a mold cavity. The apparatus further includes a reservoir and a shuttle for transferring the molten material from a reservoir. The shuttle and reservoir assembly permits molten material to be elevated upwardly into the shuttle from the beneath the surface of the molten material to minimize or eliminate pouring and thus turbulence and pores in the final product. The final product is free of cracks and laminations, and is smooth and nonporous.