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US Patent 7140223 Method of producing aluminum container from coil feedstock

Patent 7140223 was granted and assigned to Exal Corporation on November, 2006 by the United States Patent and Trademark Office.

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Patent
Patent

Patent attributes

Current Assignee
‌
Exal Corporation
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
7140223
Patent Inventor Names
Thomas Chupak0
Date of Patent
November 28, 2006
Patent Application Number
11151385
Date Filed
June 13, 2005
Patent Citations Received
‌
US Patent D1047693 Metal bottle
0
‌
US Patent 11970381 Methods of capping metallic bottles
0
‌
US Patent 12110574 Aluminum container
0
Patent Primary Examiner
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Lowell A. Larson
Patent abstract

Aerosol cans, more particularly, aluminum aerosol cans made from disks of aluminum coil feedstock, are provided. A method for necking aerosol cans of a series 3000 aluminum alloy is also provided. The method prevents the cans from sticking in the necking dies and produces a can with a uniquely shaped profile. The aluminum aerosol cans that are produced have the attributes of strength and quality, while being produced at a cost that is competitive with steel aerosol cans.

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