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:
May. 20, 1980
Filed:
Jun. 12, 1978
Robert L Hart, Spartanburg, SC (US);
Frank W Paul, Seneca, SC (US);
Wolfgang J Sauer, Pittsburgh, PA (US);
The United States of America as represented by the Department of Commerce, Washington, DC (US);
Abstract
A universal jig fixture for tree castings includes longitudinally spaced port blocks mounted on a base structure, the support blocks having top openings with converging, sloping sides that engage similarly shaped sides on the runner of the casting, and hold down clamps for pressing the runner down on the support blocks. The casting is longitudinally located by a stop engaging a sprue cup of the casting or an end stop on the support block. The sprue cup includes a spring finger cup, and the hold down clamp can be fluid actuated. Lateral and vertical location of the casting by the support blocks; longitudinal location of the casting is by the sprue cup stop or the end stop.