Key blank for an axial tumbler-type lock

- Chicago Lock Co.
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Description

FIG. 1 is a perspective view of a key blank for an axial tumbler-type lock embodying my new design;

FIGS. 2 and 3 are, respectively, elevational views of the opposite sides thereof;

FIG. 4 is a top plan view thereof, with the key blank oriented as in FIG. 2;

FIG. 5 is a bottom plan view thereof, with the key blank oriented as in FIG. 3; and

FIGS. 6 and 7 are, respectively, elevational views of the opposite ends thereof.

Referenced Cited
Other references
  • industrial Design, 1961, Apr., Chicago Lock key item.
Patent History
Patent number: D244081
Type: Grant
Filed: Oct 5, 1976
Date of Patent: Apr 19, 1977
Assignee: Chicago Lock Co.
Inventor: Robert L. Steinbach (Chicago, IL)
Primary Examiner: William N. Wertman
Attorney: Norman H. Gerlach
Application Number: 5/729,793
Classifications
Current U.S. Class: D/8347
International Classification: D0807;