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Disconnector Contact System With Controlled Discharge

Abstract: Embodiments herein provide a disconnector (300) for an electrical apparatus (200), comprising a first contact (310) having a longitudinal center axis and a second contact (320). At least one of the first contact (310) and the second contact (320) is movable in a direction of the longitudinal center axis of the first contact (310), the first contact (310) being connected to the second contact (320) in a closed position and disconnected from the second contact (320) in an open position. The first contact (310), at an end thereof directed towards and adjacent to the second contact (320), has a contact tip (330) comprising an ignition tip (335) at an inner opening of the first contact (310) defined by the contact tip (330), and where the ignition tip (335) protrudes from a neighbouring, surrounding part of the contact tip (330) in the direction of the longitudinal center axis.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
26 September 2025
Publication Number
43/2025
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
Parent Application

Applicants

HITACHI ENERGY LTD
Brown-Boveri-Strasse 5 8050 Zürich

Inventors

1. KELLER, Markus
Nägelseestrasse 48c 8406 Winterthur
2. SOLOGUREN-SANCHEZ, Diego
Lindenhof 14 5430 Wettingen
3. STRAUMANN, Ulrich
Rychenbergstrasse 255 8404 Winterthur
4. SAXL, David
Schwandenholzstr. 280 8046 Zürich
5. RAJPAL, Prashant
C704, Bakeri Swara, Maneja Vadodara, GJ 390013

Specification

Documents

Application Documents

# Name Date
1 202547092490-STATEMENT OF UNDERTAKING (FORM 3) [26-09-2025(online)].pdf 2025-09-26
2 202547092490-REQUEST FOR EXAMINATION (FORM-18) [26-09-2025(online)].pdf 2025-09-26
3 202547092490-PROOF OF RIGHT [26-09-2025(online)].pdf 2025-09-26
4 202547092490-Proof of Right [26-09-2025(online)]-1.pdf 2025-09-26
5 202547092490-PRIORITY DOCUMENTS [26-09-2025(online)].pdf 2025-09-26
6 202547092490-FORM 18 [26-09-2025(online)].pdf 2025-09-26
7 202547092490-FORM 1 [26-09-2025(online)].pdf 2025-09-26
8 202547092490-DRAWINGS [26-09-2025(online)].pdf 2025-09-26
9 202547092490-DECLARATION OF INVENTORSHIP (FORM 5) [26-09-2025(online)].pdf 2025-09-26
10 202547092490-COMPLETE SPECIFICATION [26-09-2025(online)].pdf 2025-09-26
11 202547092490-FORM-26 [29-09-2025(online)].pdf 2025-09-29