DOUBLE STRUCTURE DRUM AND MANUFACTURING METHOD - Kyoto Sky Can Industry Co., Ltd.

Title:

DOUBLE STRUCTURE DRUM AND MANUFACTURING METHOD

Document Type and Number:

Japanese Patent JP3712717

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To provide a double structure drum that dispenses with a joining band and a binding operation, and also to provide its manufacturing method.
SOLUTION: The double structure drum is characterized in that an inner can (1) is inserted into an outer can (2) having a top curl part (2a) and that the top edge (1a) of the inner can is wound and fastened along the curled face of the top curl part of the outer can, with the inner can and the outer can thereby fixed. This structure dispenses with a joining band, to reduce costs in components and manufacturing man power.

Inventors:

Hirokazu Honda

Application Number:

JP2003317394A

Publication Date:

November 02, 2005

Filing Date:

September 09, 2003

Export Citation:

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Assignee:

Kyoto Sky Can Industry Co., Ltd.

International Classes:

B65D8/06; B21D19/12; B21D39/02; B21D41/02; B21D51/18; B21D51/26; B21D51/30; (IPC1-7): B21D51/30; B21D39/02; B21D51/18; B21D51/26; B65D8/06

Domestic Patent References:

JP7022924U
JP6007869A
JP59221254A

Attorney, Agent or Firm:

Masashi Moriwaki
Yasuhiro Moriwaki

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