Folding ruler measuring device

Description

FIG. 1 is a top plan view of our new folding ruler measuring device;

FIG. 2 is a bottom view of the folding ruler;

FIG. 3 is a side elevation view of the folding ruler;

FIG. 4 is a side elevation view of the folding ruler for reference purposes to show enlarged views of FIG. 5 and FIG. 6;

FIG. 5 is an enlarged detailed view of the scored substrate material to allow for bending and folding;

FIG. 6 is an enlarged detailed view of the die-cut closure slot in the substrate material to allow for insertion of the closure tab; and,

FIG. 7 is a top elevation view of the folding ruler in the fully retracted and closed position with the closure tab inserted inside the die-cut closure slot.

Referenced Cited
U.S. Patent Documents
D166938 August 1952 Richardson
496123 April 1893 Keuffel
580918 April 1897 Willcox
1969988 August 1934 Neuberg
2555741 June 1951 Greene
4268967 May 26, 1981 Brana et al.
Patent History
Patent number: D387689
Type: Grant
Filed: Feb 12, 1997
Date of Patent: Dec 16, 1997
Inventors: Arie Nissan Sharon (Rowlett, TX), Glenn Matthew Clegg (Garland, TX)
Primary Examiner: Antoine Duval Davis
Attorneys: Arie N. Sharon, Glenn M. Clegg
Application Number: 0/66,460
Classifications
Current U.S. Class: Rule, Tape Or Scale (10) (D10/71)
International Classification: 1004;