Sump pump failure alarm

Description

FIG. 1 is a front elevational view of a sump pump failure alarm showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view of the horn portion thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view of the switch portion thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view of the horn portion thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a top plan view of the switch portion thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is a top rear perspective view of the sump pump failure alarm; and,

FIG. 12 is a top front perspective view thereof.

Referenced Cited
U.S. Patent Documents
D194293 December 1962 Sullivan
Patent History
Patent number: D311702
Type: Grant
Filed: Aug 6, 1987
Date of Patent: Oct 30, 1990
Inventor: Jeffrey J. Kern (Birch Run, MI)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Attorney: Jerry T. Kearns
Application Number: 7/82,364
Classifications
Current U.S. Class: D10/106