Adjustable ventilation nozzle

- AB Svenska Flaktfabriken
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a rear perspective view of an adjustable ventilation nozzle showing my new design;

FIG. 2 is a front perspective view thereof showing the nozzle portion in a different position;

FIG. 3 is another rear perspective view thereof showing the nozzle portion in a third position; and

FIG. 4 is another front perspective view thereof showing the nozzle portion in a fourth position.

Referenced Cited
U.S. Patent Documents
2053091 September 1936 Caldwell
2271327 January 1942 Chirgwin
4320695 March 23, 1982 Widerby et al.
Patent History
Patent number: D273702
Type: Grant
Filed: Jun 16, 1981
Date of Patent: May 1, 1984
Assignee: AB Svenska Flaktfabriken (Nacka)
Inventors: Lennart Widerby (Jonkoping), Sven H. Carlsson (Jonkoping)
Primary Examiner: James R. Largen
Law Firm: Stevens, Davis, Miller et al.
Application Number: 6/274,073
Classifications
Current U.S. Class: D23/163