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:
Nov. 30, 1982
Filed:
Oct. 06, 1978
Stanley T Funk, Cincinnati, OH (US);
Ortner Freight Car Company, Milford, OH (US);
Abstract
Seals to prevent seepage of a fine granular commodity between the hopper doors and the adjacent hopper sheets of a railroad hopper car of the type having opposed pairs of hopper doors swingable between a closed position and a downwardly depending open position. The seals comprise elongated strips of flexible material with their upper longitudinal edge portions mounted along the inside lower edges of the inner and outer hopper sheets and being of a width such that their free lower longitudinal edge portions extend downwardly beyond the lower edges of the hopper sheets. The free edge portions of the seals being bent inwardly by and lying in sealing engagement against the hopper doors when the hopper doors are in their closed position. Similar strips of flexible material may be so located as to form a seal between the upper portion of each hopper door and its adjacent slope sheet.