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:
Jan. 24, 1989
Filed:
Mar. 30, 1988
Malcolm G Collins, Oxon, GB;
Adrien P Rayner, Wiltshire, GB;
Metal Box p.l.c., , GB;
Abstract
A plug lid for fitting in an aperture in a container comprises a peripheral flange, a plug wall extending from the inner periphery of the flange, a retaining bead protruding laterally from the plug wall at a distance from the flange, an annular portion extending inwardly from the plug wall, a frustoconical portion extending axially and inwardly from the inner periphery of the annular portion to support a central panel in or near the plane of the peripheral flange. The annular portion joins the inside of the plug wall adjacent the retaining bead and extends inwardly and axially at an obtuse angle A.degree. to the plug wall to join the frustoconical portion. The lids may be moulded from polyethylene, polypropylene or nylon.