Explosion proof fluorescent lamp for mines or the like

- Control Products Inc.

FIG. 1 is a perspective view of an explosion proof lamp for mines or the like showing my new design;

FIGS. 2 and 3 are perspective views of further embodiments of my design;

FIGS. 4 and 5 are respectively right and left end elevational views on an enlarged scale, common to all embodiments; and

FIGS. 6, 7 and 8 are respectively top, side and bottom views on an enlarged scale of the embodiment shown in FIG. 1.

The conduits for electrical conductors are shown in broken lines in FIGS. 1, 2 and 3 for illustrative purposes only.

Referenced Cited
U.S. Patent Documents
D140504 March 1945 Gleason
2161621 June 1939 Fernandez
2392202 January 1946 Tornblom
2492852 December 1949 Fine
3348039 October 1967 Schrage et al.
3675006 July 1972 Zagel et al.
Patent History
Patent number: D244561
Type: Grant
Filed: Apr 26, 1976
Date of Patent: May 31, 1977
Assignee: Control Products Inc. (Beckley, WV)
Inventor: Perfecto Dacal (Beckley, WV)
Primary Examiner: Susie J. Mercer
Attorney: William E. Lucas
Application Number: 5/680,048
Current U.S. Class: D48/20E
International Classification: D2605;