Self-retracting hose for an in-wall vacuum system

Description

FIG. 1 is a front elevational view of a self-retracting hose for an in-wall vacuum system showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a front elevational view thereof.

Referenced Cited
U.S. Patent Documents
D298071 October 11, 1988 Irwin
3676986 July 1972 Reiling
Patent History
Patent number: D340557
Type: Grant
Filed: Oct 7, 1991
Date of Patent: Oct 19, 1993
Inventor: Paul M. Kardos (Tampa, FL)
Primary Examiner: Ruth McInroy
Attorney: Hugh E. Smith
Application Number: 7/772,589
Classifications
Current U.S. Class: Vacuum (D32/21)