Container (or vessel) with a cover

• US 3,930,593 A
• Filed: 07/17/1973
• Issued: 01/06/1976
• Est. Priority Date: 07/21/1972
• Status: Expired due to Term

• Current Assignee: Koninklijke Emballage Industrie Van Leer N.V.
• Original Assignee: Koninklijke Emballage Industrie Van Leer N.V.
• Inventors: Ragettli, Christian
• Primary Examiner(s): Lowrance, George E.
• Assistant Examiner(s): Pollard, Steven M.
• Application Number:
  US05/380,052
• Time in Patent Office: 903 Days
• Field of Search: 220/27, 220/53, 220/54, 220/48, 220/276, 220/270
• US Class Current: 220/276
• CPC Class Codes: B65D 17/401 characterised by having the line of weakness provided in an end wall

Abstract

A container having a cover, the container having a rim and a first curled edge at the rim, a portion of the first curled edge having its biggest diameter in a plane perpendicular to the center line of the container, the cover having a second curled edge gripping around the first curled edge, the second curled edge including a circumferential cutting line which flows up and down with peaks at a region of or above the portion of the first curl having the biggest diameter and with valleys underneath the portion.

Claims

1. A container having a cover, said container having a rim and a first curled edge at said rim, a portion of said first curled edge having its biggest diameter in a plane perpendicular to the center line of the container, said cover having a second curled edge gripping around said first curled edge, said second curled edge including a circumferential cutting line which flows up and down with peaks at a region of or above said portion of said first curl having the biggest diameter and with valleys underneath said portion.

2. A container having a cover in accordance with claim 1 wherein said cutting line comprises a first groove at the outer side of said second curled edge and a second groove at the inner side of said second curled edge, said second groove lying in alignment opposite to said first groove.