Invention Grant
- Patent Title: Drive arrangement for a tap changer
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Application No.: US17623916Application Date: 2020-06-22
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Publication No.: US11984288B2Publication Date: 2024-05-14
- Inventor: Martin Johansson
- Applicant: Hitachi Energy Ltd
- Applicant Address: CH Zürich
- Assignee: HITACHI ENERGY LTD
- Current Assignee: HITACHI ENERGY LTD
- Current Assignee Address: CH Zürich
- Agency: Sage Patent Group
- Priority: EP 183692 2019.07.01
- International Application: PCT/EP2020/067292 2020.06.22
- International Announcement: WO2021/001188A 2021.01.07
- Date entered country: 2021-12-30
- Main IPC: H01H9/00
- IPC: H01H9/00

Abstract:
A drive arrangement for a tap changer includes a first movable latch having a first and a second end a first rotatable wheel with a first actuating element, a second rotatable wheel with a first locking element, and a first spring connected between the first and second wheels. The first actuating element is provided on a first half of a first curved surface of the first wheel, the first locking element is provided on a first half of a second curved surface of the second wheel, a second actuating element is provided on a second half of the first curved surface aligned with a first end of a second latch and a second locking element of the second rotating wheel is provided on a second half of the second curved surface aligned with a second end of the second latch.
Public/Granted literature
- US20220415586A1 DRIVE ARRANGEMENT FOR A TAP CHANGER Public/Granted day:2022-12-29
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