Switching device with bellows
Low-carbon nickel-chromium-molybdenum-niobium alloy bellows in vacuum circuit breakers address the durability issues by maintaining flexibility and resisting lateral displacement, extending the service life and structural integrity under varying pressures.
JP7877448B2Active Publication Date: 2026-06-22SIEMENS AG
View PDF 6 Cites 0 Cited by
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- SIEMENS AG
- Filing Date
- 2022-08-02
- Publication Date
- 2026-06-22
Smart Images

Figure 0007877448000001 
Figure 0007877448000002
Abstract
The present invention relates to a switchgear (100) having at least one bellows (12, 22) made of a low carbon nickel-chromium-molybdenum-niobium alloy.
Need to check novelty before this filing date? Find Prior Art