Wall outlet box for a central vacuum cleaning system

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Description

FIG. 1 is a perspective view of a wall outlet box for a central vacuum cleaning system, showing my new design;

FIG. 2 is a right end elevational view thereof, the left end view being a mirror image;

FIG. 3 is a front elevational view thereof.

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof.

The wall shown in broken lines in FIGS. 2, 4, and 5 is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D211826 July 1968 Hamrick
D229164 November 1973 Tevis
D233729 November 1974 De Forrest
D270232 August 23, 1983 Leong
D273557 April 24, 1984 Mastro et al.
2851286 September 1958 Bishop
3036814 May 1962 Stevens
3048875 August 1962 Bottinelli et al.
3076068 January 1963 Racklyeft
3088484 May 1963 Marsh
3173164 March 1965 Congdon
3283093 November 1966 Bishop
3291927 December 1966 Riley Jr. et al.
3335744 August 1967 Hanford
3357039 December 1967 Hayward
3468334 September 1969 Hamrick
3483503 December 1969 Paradiso
3565103 February 1971 Maselek
3570809 March 1971 Stuy
3628769 March 1971 Lee
3661356 May 1972 Tucker
4289921 September 15, 1981 Gartner et al.
4336427 June 22, 1982 Lindsay
Other references
  • NuTone Wall Inlet Kit Installation Instructions, NuTone Housing Group Scovill, Madison and Red Bank Roads, Cincinatti, Ohio 45227, 1/84, Part No. 58816.
Patent History
Patent number: D306088
Type: Grant
Filed: Jun 5, 1986
Date of Patent: Feb 13, 1990
Assignee: Research Products Corporation (Madison, WI)
Inventor: Thomas J. Anoszko (Madison, WI)
Primary Examiner: James R. Largen
Assistant Examiner: Ruth Takemoto
Law Firm: Andrus, Sceales, Starke & Sawall
Application Number: 6/871,664
Classifications
Current U.S. Class: Element Or Attachment (D32/25)