USD456071S1 - Coupling ring for ventilation ducts - Google Patents

Coupling ring for ventilation ducts Download PDF

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Publication number
USD456071S1
USD456071S1 US29/135,758 US13575801F USD456071S US D456071 S1 USD456071 S1 US D456071S1 US 13575801 F US13575801 F US 13575801F US D456071 S USD456071 S US D456071S
Authority
US
United States
Prior art keywords
coupling ring
ventilation ducts
ducts
ventilation
view
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
Application number
US29/135,758
Inventor
Lars-Åke Mattsson
Kenneth Lennartsson
Sten Högman
Carl-Gustaf Sondén
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lindab AB
Original Assignee
Lindab AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Lindab AB filed Critical Lindab AB
Priority to US29/135,758 priority Critical patent/USD456071S1/en
Assigned to LINDAB AB reassignment LINDAB AB ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: HOGMAN, STEN, LENNARTSSON, KENNETH, MATTSSON, LARS-AKE, SONDEN, CARL-GUSTAF
Application granted granted Critical
Publication of USD456071S1 publication Critical patent/USD456071S1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a front perspective view of a circular 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, showing said rear element, section line VII—VII in FIG. 5.

Claims (1)

  1. The ornamental design for a coupling ring for ventilation ducts, as shown.
US29/135,758 2001-01-17 2001-01-17 Coupling ring for ventilation ducts Expired - Lifetime USD456071S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/135,758 USD456071S1 (en) 2001-01-17 2001-01-17 Coupling ring for ventilation ducts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/135,758 USD456071S1 (en) 2001-01-17 2001-01-17 Coupling ring for ventilation ducts

Publications (1)

Publication Number Publication Date
USD456071S1 true USD456071S1 (en) 2002-04-23

Family

ID=22469523

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/135,758 Expired - Lifetime USD456071S1 (en) 2001-01-17 2001-01-17 Coupling ring for ventilation ducts

Country Status (1)

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US (1) USD456071S1 (en)

Cited By (8)

* Cited by examiner, † Cited by third party
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
US7523964B2 (en) 2005-03-24 2009-04-28 Langdon Incorporated Sealing gasket for ventilation duct system
USD787026S1 (en) * 2016-05-20 2017-05-16 S & B Technical Products, Inc. Plastic pipe insertion stop
USD788895S1 (en) * 2015-10-14 2017-06-06 Samsung Electronics Co., Ltd. Air conditioner
USD788896S1 (en) * 2015-10-14 2017-06-06 Samsung Electronics Co., Ltd. Air conditioner
USD799657S1 (en) * 2016-05-12 2017-10-10 Briggs & Stratton Corporation Filter
USD846110S1 (en) * 2017-06-08 2019-04-16 Bluescope Buildings North America, Inc. Square tube flashing compression ring

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
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 (15)

* Cited by examiner, † Cited by third party
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
US7523964B2 (en) 2005-03-24 2009-04-28 Langdon Incorporated Sealing gasket for ventilation duct system
USD788895S1 (en) * 2015-10-14 2017-06-06 Samsung Electronics Co., Ltd. Air conditioner
USD788896S1 (en) * 2015-10-14 2017-06-06 Samsung Electronics Co., Ltd. Air conditioner
USD816199S1 (en) 2015-10-14 2018-04-24 Samsung Electronics Co., Ltd. Air conditioner
USD819796S1 (en) 2015-10-14 2018-06-05 Samsung Electronics Co., Ltd. Air conditioner
USD820962S1 (en) 2015-10-14 2018-06-19 Samsung Electronics Co., Ltd. Air conditioner
USD886261S1 (en) 2015-10-14 2020-06-02 Samsung Electronics Co, Ltd. Air conditioner
USD886260S1 (en) * 2015-10-14 2020-06-02 Samsung Electronics Co., Ltd. Air conditioner
USD799657S1 (en) * 2016-05-12 2017-10-10 Briggs & Stratton Corporation Filter
USD787026S1 (en) * 2016-05-20 2017-05-16 S & B Technical Products, Inc. Plastic pipe insertion stop
USD846110S1 (en) * 2017-06-08 2019-04-16 Bluescope Buildings North America, Inc. Square tube flashing compression ring

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