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. 20, 2000
Filed:
Sep. 28, 1998
William F Burian, Downers Grove, IL (US);
Alex V Degutis, East Chicago, IN (US);
Michael S Ryan, Darien, IL (US);
Stanley A Brzezniak, Chicago, IL (US);
Other;
Abstract
A manway cover assembly to cover an opening of a tank car, defined by an upstanding manway nozzle. The manway cover assembly comprises a manway cover housing, a safety vent and a manway nozzle gasket. The safety vent includes a body mounted on the manway cover housing. The safety vent further includes a surge protector and a rupture disk. The rupture disk is designed to open at a known pressure and allow controlled venting of the pressure in the car. The manway cover housing defines a bore which contains the surge protector of the safety vent. The manway cover housing includes a tube extending downwardly and surrounding the surge protector.