EP4217540A4 - RAIL DAMPING SYSTEM CONTINUOUSLY ARRANGED ALONG THE RAIL - Google Patents

RAIL DAMPING SYSTEM CONTINUOUSLY ARRANGED ALONG THE RAIL Download PDF

Info

Publication number: EP4217540A4
Authority: EP; European Patent Office
Prior art keywords: rail; arranged along; continuously arranged; damping system; system continuously
Prior art date: 2020-09-25
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.): Pending

Application number

EP21873065.3A

Other languages

German (de)

French (fr)

Other versions

EP4217540A1 (en

Inventor

Mats Frantzich

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.)

Vitrea AB

Original Assignee

Vitrea 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.)

2020-09-25

Filing date

2021-09-24

Publication date

2024-08-14

2021-09-24 Application filed by Vitrea AB filed Critical Vitrea AB

2023-08-02 Publication of EP4217540A1 publication Critical patent/EP4217540A1/en

2024-08-14 Publication of EP4217540A4 publication Critical patent/EP4217540A4/en

Status Pending legal-status Critical Current

Classifications

- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
- E01B19/003—Means for reducing the development or propagation of noise

Landscapes

Engineering & Computer Science (AREA)
Architecture (AREA)
Civil Engineering (AREA)
Structural Engineering (AREA)
Railway Tracks (AREA)

EP21873065.3A 2020-09-25 2021-09-24 RAIL DAMPING SYSTEM CONTINUOUSLY ARRANGED ALONG THE RAIL Pending EP4217540A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
EP20198448.1A EP3974582A1 (en)	2020-09-25	2020-09-25	Rail damper system
PCT/SE2021/050935 WO2022066091A1 (en)	2020-09-25	2021-09-24	Rail damper system arranged continuously along the rail

Publications (2)

Publication Number	Publication Date
EP4217540A1 EP4217540A1 (en)	2023-08-02
EP4217540A4 true EP4217540A4 (en)	2024-08-14

Family

ID=72659665

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
EP20198448.1A Withdrawn EP3974582A1 (en)	2020-09-25	2020-09-25	Rail damper system
EP21873065.3A Pending EP4217540A4 (en)	2020-09-25	2021-09-24	RAIL DAMPING SYSTEM CONTINUOUSLY ARRANGED ALONG THE RAIL

Family Applications Before (1)

Application Number	Title	Priority Date	Filing Date
EP20198448.1A Withdrawn EP3974582A1 (en)	2020-09-25	2020-09-25	Rail damper system

Country Status (2)

Country	Link
EP (2)	EP3974582A1 (en)
WO (1)	WO2022066091A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN116497643A (en) *	2022-07-23	2023-07-28	浙江天铁实业股份有限公司	Rail vibration isolation system
CN118773961A (en) *	2024-06-18	2024-10-15	兰州交通大学	Wheel-rail low-dynamic steel rail and use method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3147387A1 (en) *	1981-11-30	1983-06-09	Hoesch Werke Ag, 4600 Dortmund	Rail fastening
DE4322468A1 (en) *	1993-07-06	1995-01-19	Draebing Kg Wegu	Damping element for a rail
JP2001342602A (en) *	2000-06-01	2001-12-14	Kanko Eng Kk	Noise reducing method and device for rail
US6402044B1 (en) *	1997-02-03	2002-06-11	Yugen Kaisha Koshinsha	Method of damping railroad noise and railroad noise damping members

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0692572B1 (en) *	1994-07-16	2000-12-27	Phoenix Aktiengesellschaft	Rail construction
BE1010354A6 (en) *	1997-01-16	1998-06-02	Stephane Dirven	Anti-noise device

2020
- 2020-09-25 EP EP20198448.1A patent/EP3974582A1/en not_active Withdrawn
2021
- 2021-09-24 EP EP21873065.3A patent/EP4217540A4/en active Pending
- 2021-09-24 WO PCT/SE2021/050935 patent/WO2022066091A1/en unknown

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3147387A1 (en) *	1981-11-30	1983-06-09	Hoesch Werke Ag, 4600 Dortmund	Rail fastening
DE4322468A1 (en) *	1993-07-06	1995-01-19	Draebing Kg Wegu	Damping element for a rail
US6402044B1 (en) *	1997-02-03	2002-06-11	Yugen Kaisha Koshinsha	Method of damping railroad noise and railroad noise damping members
JP2001342602A (en) *	2000-06-01	2001-12-14	Kanko Eng Kk	Noise reducing method and device for rail

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022066091A1 *

Also Published As

Publication number	Publication date
EP3974582A1 (en)	2022-03-30
WO2022066091A1 (en)	2022-03-31
EP4217540A1 (en)	2023-08-02

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Legal Events

Date	Code	Title	Description
2022-04-02	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2023-06-30	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2023-06-30	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2023-08-02	17P	Request for examination filed	Effective date: 20230327
2023-08-02	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2024-01-03	DAV	Request for validation of the european patent (deleted)
2024-01-03	DAX	Request for extension of the european patent (deleted)
2024-08-14	A4	Supplementary search report drawn up and despatched	Effective date: 20240716
2024-08-14	RIC1	Information provided on ipc code assigned before grant	Ipc: E01B 19/00 20060101AFI20240710BHEP