USD475781S1 - Coupling ring for ventilation ducts - Google Patents

Coupling ring for ventilation ducts Download PDF

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Publication number
USD475781S1
USD475781S1 US29/152,352 US15235201F USD475781S US D475781 S1 USD475781 S1 US D475781S1 US 15235201 F US15235201 F US 15235201F US D475781 S USD475781 S US D475781S
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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
US29/152,352
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 US29/152,352 priority Critical patent/USD475781S1/en
Application granted granted Critical
Publication of USD475781S1 publication Critical patent/USD475781S1/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 an oval coupling ring according to a first embodiment of the new design with a front element.
FIG. 2 is a rear perspective view of the coupling ring of the new design.
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 the central straight portion of the same, showing said front element, section line VII—VII in FIG. 5.

Claims (1)

  1. The ornamental design for a coupling ring for ventilation ducts, as shown.
US29/152,352 2001-01-17 2001-12-13 Coupling ring for ventilation ducts Expired - Lifetime USD475781S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/152,352 USD475781S1 (en) 2001-01-17 2001-12-13 Coupling ring for ventilation ducts

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US29/135,765 USD461887S1 (en) 2001-01-17 2001-01-17 Coupling ring for ventilation ducts
US29/152,352 USD475781S1 (en) 2001-01-17 2001-12-13 Coupling ring for ventilation ducts

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US29/135,765 Division USD461887S1 (en) 2001-01-17 2001-01-17 Coupling ring for ventilation ducts

Publications (1)

Publication Number Publication Date
USD475781S1 true USD475781S1 (en) 2003-06-10

Family

ID=22469555

Family Applications (2)

Application Number Title Priority Date Filing Date
US29/135,765 Expired - Lifetime USD461887S1 (en) 2001-01-17 2001-01-17 Coupling ring for ventilation ducts
US29/152,352 Expired - Lifetime USD475781S1 (en) 2001-01-17 2001-12-13 Coupling ring for ventilation ducts

Family Applications Before (1)

Application Number Title Priority Date Filing Date
US29/135,765 Expired - Lifetime USD461887S1 (en) 2001-01-17 2001-01-17 Coupling ring for ventilation ducts

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US (2) USD461887S1 (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050034407A1 (en) * 2003-07-28 2005-02-17 Snyder Darryl L. Support frame for duct
USD755356S1 (en) * 2015-01-29 2016-05-03 Vaztec, Llc Seal
USD769503S1 (en) 2011-09-16 2016-10-18 Artemide S.P.A. Downlight
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
USD884866S1 (en) * 2018-05-08 2020-05-19 Cummins Filtration Ip, Inc. Filter element
US10918978B2 (en) 2018-05-08 2021-02-16 Cummins Filtration Ip, Inc. Oval filter with exterior elliptical radial seal and internal support structure
USD969289S1 (en) 2020-03-05 2022-11-08 Cummins Filtration Inc. Filter element
US11498022B2 (en) 2017-12-08 2022-11-15 Cummins Filtration Ip, Inc. Oval seal with stabilization contour
US12017171B2 (en) 2018-03-05 2024-06-25 Cummins Filtration Sarl Filter element and housing having non-circular cross-sections

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD825049S1 (en) * 2016-12-16 2018-08-07 Mountain View Promotions, Inc. Floor register screen

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 (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050034407A1 (en) * 2003-07-28 2005-02-17 Snyder Darryl L. Support frame for duct
USD769503S1 (en) 2011-09-16 2016-10-18 Artemide S.P.A. Downlight
USD769502S1 (en) 2011-09-16 2016-10-18 Artemide S.P.A Downlight
USD755356S1 (en) * 2015-01-29 2016-05-03 Vaztec, Llc Seal
USD799657S1 (en) * 2016-05-12 2017-10-10 Briggs & Stratton Corporation Filter
USD897254S1 (en) 2017-02-08 2020-09-29 Transportation Ip Holdings, Llc Ribbed convolution muffler
USD836513S1 (en) * 2017-02-08 2018-12-25 General Electric Company Ribbed convolution muffler
US11498022B2 (en) 2017-12-08 2022-11-15 Cummins Filtration Ip, Inc. Oval seal with stabilization contour
US11969686B2 (en) 2017-12-08 2024-04-30 Cummins Filtration Ip, Inc Oval seal with stabilization contour
US12017171B2 (en) 2018-03-05 2024-06-25 Cummins Filtration Sarl Filter element and housing having non-circular cross-sections
US10918978B2 (en) 2018-05-08 2021-02-16 Cummins Filtration Ip, Inc. Oval filter with exterior elliptical radial seal and internal support structure
USD930136S1 (en) 2018-05-08 2021-09-07 Cummins Filtration Ip, Inc. Filter element
US11452952B2 (en) 2018-05-08 2022-09-27 Cummins Filtration Ip, Inc. Oval filter with exterior elliptical radial seal and internal support structure
USD884866S1 (en) * 2018-05-08 2020-05-19 Cummins Filtration Ip, Inc. Filter element
USD1000600S1 (en) 2018-05-08 2023-10-03 Cummins Filtration Ip, Inc. Filter element
USD969289S1 (en) 2020-03-05 2022-11-08 Cummins Filtration Inc. Filter element
USD999895S1 (en) 2020-03-05 2023-09-26 Cummins Filtration Inc. Filter element

Also Published As

Publication number Publication date
USD461887S1 (en) 2002-08-20

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