USD447223S1 - Sealing rings for ventilation ducts - Google Patents

Sealing rings for ventilation ducts Download PDF

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Publication number
USD447223S1
USD447223S1 US29/104,424 US10442499F USD447223S US D447223 S1 USD447223 S1 US D447223S1 US 10442499 F US10442499 F US 10442499F US D447223 S USD447223 S US D447223S
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US
United States
Prior art keywords
sealing rings
ventilation ducts
ducts
ventilation
rings
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
US29/104,424
Inventor
Lars-Ake Mattsson
Pontus Andersson
Kenneth Lennartsson
Tomas Persson
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
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Filing date
Publication date
Application filed by Lindab AB filed Critical Lindab AB
Assigned to LINDAB AB reassignment LINDAB AB ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: ANDERSSON, PONTUS, LENNARTSSON, KENNETH, MATTSSON, LARS-AKE, PERSSON, TOMAS
Application granted granted Critical
Publication of USD447223S1 publication Critical patent/USD447223S1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

FIG. 1 is a perspective view of a sealing ring according to a first embodiment of the new design, as seen obliquely from one side.
FIG. 2 is a cross-sectional view of the sealing ring of FIG. 1 shown on an enlarged scale.
FIG. 3 is a perspective view of a sealing ring according to a second embodiment of the new design, as seen obliquely from one side; and,
FIG. 4 is a cross-sectional view of the sealing ring of FIG. 3 shown on an enlarged scale.

Claims (1)

  1. The ornamental design for sealing rings for ventilation ducts, as shown.
US29/104,424 1998-11-06 1999-05-05 Sealing rings for ventilation ducts Expired - Lifetime USD447223S1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE19982182 1998-11-06
SE98-2181 1998-11-06
SE98-2182 1998-11-06
SE19982181 1998-11-06

Publications (1)

Publication Number Publication Date
USD447223S1 true USD447223S1 (en) 2001-08-28

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ID=29782115

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/104,424 Expired - Lifetime USD447223S1 (en) 1998-11-06 1999-05-05 Sealing rings for ventilation ducts

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US (1) USD447223S1 (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7523964B2 (en) 2005-03-24 2009-04-28 Langdon Incorporated Sealing gasket for ventilation duct system
USD743513S1 (en) * 2014-06-13 2015-11-17 Asm Ip Holding B.V. Seal ring
USD834156S1 (en) * 2017-10-17 2018-11-20 Flsmidth A/S Valve sleeve
USD871608S1 (en) * 2017-07-31 2019-12-31 Hitachi High-Technologies Corporation Gas ring for a plasma processing apparatus
USD873981S1 (en) * 2017-06-27 2020-01-28 Nok Corporation Seal ring
USD875899S1 (en) * 2016-10-21 2020-02-18 Nok Corporation Seal
USD875900S1 (en) * 2016-10-21 2020-02-18 Nok Corporation Seal
USD876594S1 (en) * 2015-01-16 2020-02-25 Nok Corporation Seal for shafts
US11261979B2 (en) * 2020-02-15 2022-03-01 Fmc Technologies, Inc. Check valve pivot pin retainer seal
USD1010803S1 (en) * 2021-10-13 2024-01-09 Johnson Electric Asti S.R.L. Part of a cooling fan module
USD1025312S1 (en) * 2022-01-31 2024-04-30 Hamilton Kent Inc. Gasket

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
"Sistema Di Tnenuta Ring", issued by Climovent Ssytem, an Italian Company no date.
"Veloduct" catalog 1977, ABB Ventilation Products AB, Division Veloduct.
Van Huffel Catalog L-56, "Where Ideas Take Shape".
Veloduct® Cirkulärt kanalsystem, Produktkatalog 1997, ABB Ventilation Products AB Division Veloduct pamphlet.

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7523964B2 (en) 2005-03-24 2009-04-28 Langdon Incorporated Sealing gasket for ventilation duct system
USD743513S1 (en) * 2014-06-13 2015-11-17 Asm Ip Holding B.V. Seal ring
USD876594S1 (en) * 2015-01-16 2020-02-25 Nok Corporation Seal for shafts
USD875899S1 (en) * 2016-10-21 2020-02-18 Nok Corporation Seal
USD875900S1 (en) * 2016-10-21 2020-02-18 Nok Corporation Seal
USD873981S1 (en) * 2017-06-27 2020-01-28 Nok Corporation Seal ring
USD871608S1 (en) * 2017-07-31 2019-12-31 Hitachi High-Technologies Corporation Gas ring for a plasma processing apparatus
USD834156S1 (en) * 2017-10-17 2018-11-20 Flsmidth A/S Valve sleeve
US11261979B2 (en) * 2020-02-15 2022-03-01 Fmc Technologies, Inc. Check valve pivot pin retainer seal
USD1010803S1 (en) * 2021-10-13 2024-01-09 Johnson Electric Asti S.R.L. Part of a cooling fan module
USD1025312S1 (en) * 2022-01-31 2024-04-30 Hamilton Kent Inc. Gasket

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