Title:
WEB FOR BUILT-IN DOUBLE LOCK CYLINDER
Document Type and Number:
Japanese Patent JP3451119
Kind Code:
B2
Abstract:
PURPOSE: To manufacture a web at a low cost and to provide high safety in an extruding process to a cylinder housing member.
CONSTITUTION: A web has plural parts 8a, extending in the longitudinal direction of the web 7 of a built-in double lock cylinder and counterposed to each other. These parts 8a are stamped sheet metal parts or cast parts, which can be produced in very cot-effective manner. Two outer parts 8a form a shell 8, into which a stamped interior part 12 of steel has been inserted. The two outer parts 8a can be produced cost-effectively as cast parts, for example of zinc, aluminum or a plastic material, and the interior part 12 can be produced as a stamped sheet metal part.
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Inventors:
Ernst Keller
Application Number:
JP32176893A
Publication Date:
September 29, 2003
Filing Date:
December 21, 1993
Export Citation:
Assignee:
Ernst Keller
International Classes:
E05B9/04; E05B9/10; E05B29/06; E05B15/00; (IPC1-7): E05B15/00
Other References:
【文献】スイス国特許出願公開679169(CH,A3)
Attorney, Agent or Firm:
Kazunori Kobayashi