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. 04, 1982
Filed:
Sep. 24, 1980
Roger L Bredeweg, Stevensville, MI (US);
Leco Corporation, St. Joseph, MI (US);
Abstract
A crucible assembly for use in an analytical furnace for the fusion of a sample includes a graphite heating crucible of cylindrical construction having one end open and an enclosed lower end with a positioning member interior to the interior cylindrical wall for receiving and positioning a separate sample holding crucible of cylindrical construction having an open upper end and an enclosed lower end. The heating crucible has an annular upper contact surface for engaging a first electrode and an annular lower contact surface for engaging a second electrode and positions the sample holding crucible in the zone of maximum heat in spaced relationship from the opposite ends of the heating crucible.