Air-to-air heat exchanger
Latest Del-Air Systems Ltd. Patents:
Description
FIG. 1 is a front elevational view of an air-to-air heat exchanger, showing our new design.
FIG. 2 is a plan view thereof.
FIG. 3 is a left elevational view thereof;
FIG. 4 is a right elevational view thereof;
FIG. 5 is a rear view thereof.
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
D164937 | October 1951 | Long |
D275603 | September 18, 1984 | Brown |
2719410 | October 1955 | Deering |
3602006 | August 1971 | Metcalfe et al. |
Patent History
Patent number: D282870
Type: Grant
Filed: Dec 13, 1982
Date of Patent: Mar 4, 1986
Assignee: Del-Air Systems Ltd. (Humboldt)
Inventors: L. Benning (Humboldt), E. Novecosky (Humboldt), D. Van Ee (Humboldt)
Primary Examiner: Catherine E. Kemper
Attorneys: Stanley G. Ade, Adrian D. Battison
Application Number: 6/448,930
Type: Grant
Filed: Dec 13, 1982
Date of Patent: Mar 4, 1986
Assignee: Del-Air Systems Ltd. (Humboldt)
Inventors: L. Benning (Humboldt), E. Novecosky (Humboldt), D. Van Ee (Humboldt)
Primary Examiner: Catherine E. Kemper
Attorneys: Stanley G. Ade, Adrian D. Battison
Application Number: 6/448,930
Classifications
Current U.S. Class:
D23/136