Title:
HARD MONEY RAW MATERIAL
Document Type and Number:
Japanese Patent JP2609503
Kind Code:
B2
Abstract:
PURPOSE: To easily manufacture hard money, a medal or the like by forming a large number of oblique recesses or a continuous bending groove on the outside edge of an inside metallic disk fitted to an annular metallic outside ring, and pressing the inside disk in the outside ring.
CONSTITUTION: An annular outside ring 2 having a central hole is formed of first metal or first alloy. An inside disk 1 pressed in the central hole of the outside ring 2 is formed of second metal or second alloy. A large number of oblique recesses 5 or a continuous bending groove 5a are formed on the outside edge 4 of the inside disk 1. The inside disk 1 is pressed in the central hole of the outside ring 2. Therefore, a material flows in the recesses 5 and 5a, and money, a medal, a slot machine chip or the like can be easily manufactured.
Inventors:
Egon Zoyster
Horst Linke
Angelica Korp-Terry
Ulrich Hoebner
Horst Linke
Angelica Korp-Terry
Ulrich Hoebner
Application Number:
JP7581193A
Publication Date:
May 14, 1997
Filing Date:
April 01, 1993
Export Citation:
Assignee:
Krupp Fauday Gaem Behr
International Classes:
A44C21/00; B21K25/00; B44B5/00; G07F1/06; (IPC1-7): A44C21/00
Domestic Patent References:
| JP583743A |
Attorney, Agent or Firm:
Murao Takuo
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