Device For Reducing Noise Caused By A Transformer And System

Abstract: The present disclosure relates to a device (10) for reducing noise caused by a transformer (12), including at least one sound-reducing element (16) configured to be arranged on an exterior of the transformer (12) and including at least one duct (18) arranged in a meandering pattern and configured to attenuate one or more soundwaves received from the transformer (12). The present disclosure also relates to an assembly (70), an enclosure (70), and a system including at least one transformer (12) and at least one device (10) and/or at least one assembly (70) and/or at least one enclosure (70) according to any of the embodiments described herein which is/are arranged on an exterior of the at least one transformer (12).

Patent Information

Application #

Filing Date

16 July 2025

Publication Number

30/2025

Publication Type

INA

Invention Field

ELECTRICAL

Status

Email

Parent Application

Applicants

HITACHI ENERGY LTD

Brown-Boveri-Strasse 5 8050 Zürich

Inventors

1. KOZUPA, Michal

Bobrzynskiego 45/18 30-348 Kraków

2. KMITA, Grzegorz

ul. Jaworowa 3 32-085 Giebultow

3. ZALUSKI, Pawel

ul. Dabska 20b/31 31-572 Kraków

4. PLATEK, Robert

ul. Sobieskiego 30d 32-400 Myslenice

5. KULKARNI, Akshaya

4359 Louisiana St, Apt 2 San Diego, CA 92104

Specification

Documents

Application Documents

#	Name	Date
1	202547067726-STATEMENT OF UNDERTAKING (FORM 3) [16-07-2025(online)].pdf	2025-07-16
2	202547067726-REQUEST FOR EXAMINATION (FORM-18) [16-07-2025(online)].pdf	2025-07-16
3	202547067726-PROOF OF RIGHT [16-07-2025(online)].pdf	2025-07-16
4	202547067726-PRIORITY DOCUMENTS [16-07-2025(online)].pdf	2025-07-16
5	202547067726-FORM 18 [16-07-2025(online)].pdf	2025-07-16
6	202547067726-FORM 1 [16-07-2025(online)].pdf	2025-07-16
7	202547067726-DRAWINGS [16-07-2025(online)].pdf	2025-07-16
8	202547067726-DECLARATION OF INVENTORSHIP (FORM 5) [16-07-2025(online)].pdf	2025-07-16
9	202547067726-COMPLETE SPECIFICATION [16-07-2025(online)].pdf	2025-07-16
10	202547067726-Proof of Right [17-07-2025(online)].pdf	2025-07-17
11	202547067726-FORM-26 [18-07-2025(online)].pdf	2025-07-18