Level device

Description

FIG. 1 is a top left front perspective view of a level device showing my new design;

FIG. 2 is a right side elevational view;

FIG. 3 is a front elevational view, the rear being a mirror image thereof;

FIG. 4 is a top plan view;

FIG. 5 is a bottom plan view;

FIG. 6 is a top left front perspective view of a second embodiment of FIG. 1;

FIG. 7 is a left side elevational view, the right side being a mirror image thereof;

FIG. 8 is a top plan view;

FIG. 9 is a front elevational view;

FIG. 10 is a rear elevational view;

FIG. 11 is a bottom plan view;

FIG. 12 is a top left front perspective view of a third embodiment of FIG. 1;

FIG. 13 is a left side elevational view, the right side being a mirror image thereof;

FIG. 14 is a top plan view;

FIG. 15 is a front elevational view;

FIG. 16 is a bottom plan view;

FIG. 17 is a rear elevational view;

FIG. 18 is a top left front perspective view of a fourth embodiment of FIG. 1;

FIG. 19 is a left side elevational view, the right side being a mirror image thereof;

FIG. 20 is a front elevational view;

FIG. 21 is a top plan view;

FIG. 22 is a bottom plan view;

FIG. 23 is a rear elevational view;

FIG. 24 is a top left front perspective view of a fifth embodiment of FIG. 1;

FIG. 25 is a left side elevational view, the right side being a mirror image thereof;

FIG. 26 is a front elevational view;

FIG. 27 is a top plan view;

FIG. 28 is a bottom plan view; and

FIG. 29 is a rear elevational view thereof.

The broken line showing of the bubble vial in the above figures is for environmental purposes only.

Referenced Cited
U.S. Patent Documents
D25130 February 1896 Traut
D43191 October 1912 Disston
D43192 October 1912 Disston
D180624 July 1957 Souter
D182773 May 1958 Souter
D205413 August 1966 Wullschleger
D211754 July 1968 Wullschleger
D255434 June 17, 1980 Hanson
D256337 August 12, 1980 Derryberry et al.
D261996 November 24, 1981 Barton
469451 February 1892 Praddex
1159522 November 1915 Miller
3302233 February 1967 Sebastiani
Patent History
Patent number: D315521
Type: Grant
Filed: Jun 15, 1989
Date of Patent: Mar 19, 1991
Inventor: Darrell G. Greenland (Santa Monica, CA)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Gary D. Watson
Law Firm: Cislo & Thomas
Application Number: 7/366,406
Classifications
Current U.S. Class: Spirit Level (D10/69)