USD456072S1 - Coupling ring for ventilation ducts - Google Patents
Coupling ring for ventilation ducts Download PDFInfo
- Publication number
- USD456072S1 USD456072S1 US29/135,789 US13578901F USD456072S US D456072 S1 USD456072 S1 US D456072S1 US 13578901 F US13578901 F US 13578901F US D456072 S USD456072 S US D456072S
- Authority
- US
- United States
- Prior art keywords
- coupling ring
- ventilation ducts
- view
- ducts
- ventilation
- 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 front perspective view of an oval coupling ring of the new design.
FIG. 2 is a rear perspective view of the coupling ring of the new design with a rear double-lip element.
FIG. 3 is a rear view of the coupling ring.
FIG. 4 is a side view of the coupling ring.
FIG. 5 is a front view of the coupling ring.
FIG. 6 is an end view of the coupling ring; and,
FIG. 7 is a cross-section of the coupling ring at a central straight portion of the same, showing said rear element, section line VII—VII in FIG. 5.
Claims (1)
- The ornamental design for a coupling ring for ventilation ducts, as shown.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29/135,789 USD456072S1 (en) | 2001-01-17 | 2001-01-17 | Coupling ring for ventilation ducts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29/135,789 USD456072S1 (en) | 2001-01-17 | 2001-01-17 | Coupling ring for ventilation ducts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| USD456072S1 true USD456072S1 (en) | 2002-04-23 |
Family
ID=22469671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US29/135,789 Expired - Lifetime USD456072S1 (en) | 2001-01-17 | 2001-01-17 | Coupling ring for ventilation ducts |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | USD456072S1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050003754A1 (en) * | 2002-07-11 | 2005-01-06 | Allan Pilger | Boot hanger mounting bracket |
| US20070123161A1 (en) * | 2002-07-11 | 2007-05-31 | Allan Pilger | Boot hanger mounting bracket |
| USD741456S1 (en) * | 2013-07-17 | 2015-10-20 | Charlotte Pipe And Foundry Company | Crimp-style coupling device for clamping together cast iron pipes, fittings and the like |
| USD755356S1 (en) * | 2015-01-29 | 2016-05-03 | Vaztec, Llc | Seal |
| USD799657S1 (en) * | 2016-05-12 | 2017-10-10 | Briggs & Stratton Corporation | Filter |
| USD836513S1 (en) * | 2017-02-08 | 2018-12-25 | General Electric Company | Ribbed convolution muffler |
-
2001
- 2001-01-17 US US29/135,789 patent/USD456072S1/en not_active Expired - Lifetime
Non-Patent Citations (4)
| Title |
|---|
| AccuFlange: Round & Oval Duct Connection System, Accu Duct Mfg., product brochure, 1998, pp. 1-32. |
| Introduction to the Rectangular Duct Construction Schedules, HVAC Duct Construction Standards Metal And Flexible—2nd ed., SMAGNA Section 1.8 ff., pp. 1.12-1.43. |
| LindabRekt, Instruction manual, Lindab Nord AB, May 20, 1998, pp. 1-4. |
| Rektangulara kanalsystem, Lindab Rekt, product brochure 2000, pp. 1-8. |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050003754A1 (en) * | 2002-07-11 | 2005-01-06 | Allan Pilger | Boot hanger mounting bracket |
| US7140960B2 (en) | 2002-07-11 | 2006-11-28 | Applied Applications International, Inc. | Boot hanger mounting bracket |
| US20070123161A1 (en) * | 2002-07-11 | 2007-05-31 | Allan Pilger | Boot hanger mounting bracket |
| US7645189B2 (en) | 2002-07-11 | 2010-01-12 | Applied Applications International, Inc. | Boot hanger mounting bracket |
| USD741456S1 (en) * | 2013-07-17 | 2015-10-20 | Charlotte Pipe And Foundry Company | Crimp-style coupling device for clamping together cast iron pipes, fittings and the like |
| USD755356S1 (en) * | 2015-01-29 | 2016-05-03 | Vaztec, Llc | Seal |
| USD799657S1 (en) * | 2016-05-12 | 2017-10-10 | Briggs & Stratton Corporation | Filter |
| USD836513S1 (en) * | 2017-02-08 | 2018-12-25 | General Electric Company | Ribbed convolution muffler |
| USD897254S1 (en) | 2017-02-08 | 2020-09-29 | Transportation Ip Holdings, Llc | Ribbed convolution muffler |
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