USD271238S - Passive heat exchanger - Google Patents
Passive heat exchanger Download PDFInfo
- Publication number
- USD271238S USD271238S US06/292,508 US29250881F USD271238S US D271238 S USD271238 S US D271238S US 29250881 F US29250881 F US 29250881F US D271238 S USD271238 S US D271238S
- Authority
- US
- United States
- Prior art keywords
- heat exchanger
- passive heat
- passive
- ornamental design
- exchanger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Description
FIG. 1 is a perspective view of a heat exchanger showing my new design; and
FIG. 2 is a rear view thereof.
Claims (1)
- The ornamental design for a passive heat exchanger, as shown and described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/292,508 USD271238S (en) | 1981-08-13 | 1981-08-13 | Passive heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/292,508 USD271238S (en) | 1981-08-13 | 1981-08-13 | Passive heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| USD271238S true USD271238S (en) | 1983-11-01 |
Family
ID=64023691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US06/292,508 Expired - Lifetime USD271238S (en) | 1981-08-13 | 1981-08-13 | Passive heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | USD271238S (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD414257S (en) | 1998-07-02 | 1999-09-21 | Rosalio Estrada | Flue pipe heat exchanger |
| USD417497S (en) | 1998-02-18 | 1999-12-07 | Wolf Steel Limited | Gas appliance vent adapter |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD264501S (en) | 1979-10-22 | 1982-05-18 | Beaton Darrow R | Heat retrieval unit for installation into a flue duct |
-
1981
- 1981-08-13 US US06/292,508 patent/USD271238S/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD264501S (en) | 1979-10-22 | 1982-05-18 | Beaton Darrow R | Heat retrieval unit for installation into a flue duct |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD417497S (en) | 1998-02-18 | 1999-12-07 | Wolf Steel Limited | Gas appliance vent adapter |
| USD414257S (en) | 1998-07-02 | 1999-09-21 | Rosalio Estrada | Flue pipe heat exchanger |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| USD272894S (en) | Tarantula figure | |
| USD272893S (en) | Scorpion figure | |
| USD271107S (en) | Beverage cooler | |
| USD268657S (en) | Butterfly figure | |
| USD272812S (en) | Mosquito figure | |
| USD268823S (en) | Ant figure | |
| USD268827S (en) | Mantis figure | |
| USD268824S (en) | Cricket figure | |
| USD271479S (en) | Grasshopper figure | |
| USD284504S (en) | Stove | |
| USD275369S (en) | Bottle | |
| USD273341S (en) | Fur piece | |
| USD270929S (en) | Handgun case | |
| USD272550S (en) | Rattle | |
| USD280946S (en) | Hat | |
| USD269562S (en) | Surgical hood | |
| USD276546S (en) | Stove | |
| USD269528S (en) | Forms accumulator shelf for a printer | |
| USD273891S (en) | Heat convector | |
| USD290996S (en) | Compact heat exchanger | |
| USD302853S (en) | Finned heat exchanger for electronic equipment | |
| USD276547S (en) | Stove | |
| USD271238S (en) | Passive heat exchanger | |
| USD280947S (en) | Hat | |
| USD268655S (en) | Stag-beetle figure |