Ventilator

Description

FIG. 1 is a top, left side and front perspective view of a ventilator, showing my new design wherein it is mounted on a roof;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view thereof, the rear being a mirror image of that shown;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top, left side and front perspective view of a ventilator, showing a second embodiment of my new design wherein it is mounted on a wall;

FIG. 7 is a top plan view of FIG. 6, the bottom being a mirror image of that shown;

FIG. 8 is a front elevation view of FIG. 6;

FIG. 9 is a right side elevation view of FIG. 6; and,

FIG. 10 is a left side elevation view of FIG. 6.

Referenced Cited
U.S. Patent Documents
2235663 March 1941 Bachmann
2752844 July 1956 Simblest
2842042 July 1958 Rose
3138086 June 1964 Rigterink et al.
4192369 March 11, 1980 Taylor
Foreign Patent Documents
811280 April 1959 GBX
Patent History
Patent number: D329086
Type: Grant
Filed: Jan 4, 1991
Date of Patent: Sep 1, 1992
Inventor: Germain Courchesne (Drummondville)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lisa Lichtenstein
Attorneys: Pierre Lesperance, Francois Martineau
Application Number: 7/637,495
Classifications
Current U.S. Class: Exhaust Type (D23/371)