Combined ventilator frame and cover

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Description

FIG. 1 is a perspective view of a combined ventilator frame and cover showing my new design, it being understood that the broken lines are for illustrative purposes only;

FIG. 2 is an enlarged front perspective view thereof;

FIG. 3 is an enlarged rear perspective view thereof;

FIG. 4 is a greatly enlarged sectional view thereof taken along line 4--4 in FIG. 2;

FIG. 5 is a greatly enlarged sectional view thereof taken along line 5--5 in FIG. 2;

FIG. 6 is a perspective view of a combined ventilator frame and cover showing a second embodiment of my new design, it being understood that the broken lines are for illustrative purposes only;

FIG. 7 is an enlarged front perspective view of FIG. 6;

FIG. 8 is an enlarged rear perspective view of FIG. 6; and

FIG. 9 is a greatly enlarged sectional view of FIG. 6 taken along line 9--9 in FIG. 7.

Referenced Cited
U.S. Patent Documents
D214295 May 1969 Hedgewick et al.
3005089 October 1961 Robbins
3227868 January 1966 Morgan
3672291 June 1972 Kujawa, Jr.
3763760 October 1973 Erickson
Other references
  • J. C. Whitney Catalog No. 347, Rec'd 5/4/76, p. E, Roof or Side Ventilator for Vans, RV's etc., top of page.
Patent History
Patent number: D247508
Type: Grant
Filed: Nov 8, 1976
Date of Patent: Mar 14, 1978
Assignee: Production Research, Inc. (Toledo, OH)
Inventor: Anthony Kujawa, Jr. (Toledo, OH)
Primary Examiner: Wallace R. Burke
Assistant Examiner: James M. Gandy
Attorney: Richard B. Dence
Application Number: 5/739,565
Classifications
Current U.S. Class: D23/140
International Classification: D2304;