Latching/ejecting levers for electronic circuit board

- Northern Telecom Limited
Description

FIG. 1 is a front perspective view of a first embodiment of a latching ejecting lever for an electronic circuit board showing our new design, the circuit board being fragmentarily shown in broken lines for illustrative purposes only;

FIG. 2 is a bottom plan view thereof on an enlarged scale;

FIG. 3 is a top plan view thereof on an enlarged scale;

FIG. 4 is a right side elevational view thereof on an enlarged scale;

FIG. 5 is a front elevational view thereof on an enlarged scale;

FIG. 6 is a left side elevational view thereof on an enlarged scale;

FIG. 7 is a rear elevational view thereof on an enlarged scale;

FIG. 8 is a front perspective view of a second embodiment of our new design, the circuit board being fragmentarily shown in broken lines for illustrative purposes only;

FIG. 9 is a top plan view thereof on an enlarged scale;

FIG. 10 is a bottom plan view thereof on an enlarged scale;

FIG. 11 is an inverted left side elevational view thereof on an enlarged scale;

FIG. 12 is an inverted front elevational view thereof on an enlarged scale;

FIG. 13 is an inverted right side elevational view thereof on an enlarged scale;

FIG. 14 is an inverted rear elevational view thereof on an enlarges scale.

Referenced Cited
U.S. Patent Documents
3451034 June 1969 Beale
3767974 October 1973 Donovan, Jr. et al.
4064551 December 20, 1977 Lightfoot
4233646 November 11, 1980 Leung et al.
4313150 January 26, 1982 Chu
Patent History
Patent number: D295402
Type: Grant
Filed: Feb 7, 1985
Date of Patent: Apr 26, 1988
Assignee: Northern Telecom Limited (Montreal)
Inventors: Michael H. Fitzpatrick (Sunnyvale, CA), Michael Brown (Nepean)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Clare E. Heflin
Law Firm: Schwartz, Jeffery, Schwaab, Mack, Blumenthal & Evans
Application Number: 6/699,308
Classifications
Current U.S. Class: D13/99