Global Patent Index - EP 1845200 A1

EP 1845200 A1 2007-10-17 - Noise insulation element

Title (en)

Noise insulation element

Title (de)

Lärmschutz-Element

Title (fr)

Elément anti-bruit

Publication

EP 1845200 A1 (DE)

Application

EP 07450067 A

Priority

AT 6172006 A

Abstract (en)

The element is included in a wall having openings and arranged inside to provide a sound absorbing position. The openings have channels (27) which are arranged near sound-absorbing location. In the channels, tubes (29) are formed. The tubes (29) are oriented perpendicular to the noise source of the wall of the noise element.

Abstract (de)

Ein Lärmschutz-Element (3) besitzt in seiner der Lärmquelle zugekehrten Wand (15) über die Wand (15) verteilt Öffnungen (25), von denen Röhrchen (29) ausgehen, die Kanäle (27) bilden. Die Enden der Kanäle (27), die im Inneren des Lärmschutz-Elementes (3) angeordnet sind, liegen an einer Schall absorbierenden Lage (19), insbesondere an einer wolligen oder vliesartigen Schicht (23) der Schall absorbierenden Lage (29), die im Inneren eines Lärmschutz-Elementes (3) angeordnet ist, an. Es können bei einem Lärmschutz-Element (3) lauter identisch geformte Kanäle (27) vorgesehen sein oder es sind unterschiedlich geformte und unterschiedlich lange Kanäle (27) vorgesehen.

IPC 8 full level (invention and additional information)

E01F 8/00 (2006.01)

CPC (invention and additional information)

E01F 8/0064 (2013.01); E01F 8/0076 (2013.01); E04B 2001/8428 (2013.01); E04B 2001/8442 (2013.01)

Citation (applicant)

Citation (search report)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

Designated extension state (EPC)

AL BA HR MK YU

EPO simple patent family

EP 1845200 A1 20071017; AT 503300 A4 20070915; AT 503300 B1 20070915

INPADOC legal status


2008-06-25 [AKX] PAYMENT OF DESIGNATION FEES

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

2008-06-25 [AXX] PAYMENT OF EXTENSION FEES

- Payment date: 20071120

- Countries: HR

2008-06-25 [AXX] PAYMENT OF EXTENSION FEES

- Payment date: 20071120

- Countries: RS

2008-01-23 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20071221

2008-01-02 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20071120

2007-10-17 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

2007-10-17 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Countries: AL BA HR MK YU