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Can

A technology of cans and metal sheets, applied in the field of cans, which can solve problems such as unbearable force and torque

Inactive Publication Date: 2009-07-08
沃尔特·博克 +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

These sealing elements are suitable for fastening spouts but cannot withstand the forces and torques caused by screw-on type seals

Method used

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  • Can
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Examples

Experimental program
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Effect test

Embodiment Construction

[0019] figure 1 The can has a cylindrical wall 1 closed at the top by a sheet metal lid 2 provided with a sealing element 3 . The sealing element 3 consists of a bottom part 4 and a screw cap 5 screwed into the bottom part 4 .

[0020] The bottom part 4 comprises a plate 6 on which is formed an annular cylindrical downward extension 7 constituting a retaining part. The plate 6 continues beyond the diameter of the retaining portion 7 as a flange, referred to herein as a second protrusion 8 . Below the second projection 8 there is arranged a first projection 9 which is likewise annular.

[0021] A safety cover is provided in the plate 6 , which can be torn off by means of a pull ring 11 . On the one hand, this provides an additional measure of safety against spilling or contaminating the contents before the can is opened for the first time, and on the other hand, it allows the user to determine whether the can is in original condition or has already been opened.

[0022] The...

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PUM

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Abstract

The invention relates to a can, especially for receiving drinks, comprising an essentially cylindrical casing (1) which is closed on each end thereof by means of a cover plate (2) connected to the casing (1), and a closing element (3) which is provided in a recess of a cover plate (2) in order to be able to open the can in a recloseable manner. The recess of the cover plate (2) is surrounded by a first section (13) of the cover plate (2), said section being in the form of a truncated cone, tapering off towards the inside of the can and extending between a circular bent edge (17) and a circular edge (20) which defines the recess. The closing element (3) has an essentially cylindrical holding section (7) which is inserted into the recess of the cover plate (2) and comprises a peripheral groove (21) which receives the first truncated cone section (13) of the cover plate (2) and is defined towards the outer side of the can by a second projection (2) on which the bent edge (17) is supported. When the can is closed, a screw closure (5) of the closing element (3) is supported on the second projection (8).

Description

technical field [0001] The present invention relates to a container or can, in particular for beverages, having a substantially cylindrical wall closed at its top and bottom by a foil and a sealing element which is inserted into the opening of the foil lid and provides the can with a resealable opening, Wherein the opening in the sheet metal lid is surrounded by a first tapered portion of the sheet metal lid that tapers toward the inside of the can and extends between the circular flange and the circular edge of the opening, and the sealing element is provided with a substantially cylindrical retaining The retaining portion is inserted into the opening of the foil lid and has a peripheral groove that receives the first tapered portion of the foil lid and is constrained in a direction away from the can by a second protrusion against which the flange abuts. Background technique [0002] State-of-the-art beverage cans have sealing elements in the form of tear openings made by t...

Claims

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Application Information

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IPC IPC(8): B65D47/12B65D47/10B65D51/20
CPCB65D47/122B65D2517/5045B65D47/103B65D51/20B65D17/506
Inventor 沃尔特·博克格哈德·施罗尔
Owner 沃尔特·博克
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