Yongfu XU

Person

Shanghai, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Short-current protection action current adjusting method and device...
- Patent number 9,991,078
- Issue date Jun 5, 2018
- NOARK ELECTRICS (SHANGHAI) CO. LTD.
- Denggui Ao
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
OPERATING MECHANISM AND SWITCHING DEVICE
- Publication number 20240212955
- Publication date Jun 27, 2024
- Chint Low Voltage Electrical Technology Co., Ltd.
- Wei YAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CIRCUIT BREAKER AND OPERATING MECHANISM THEREOF
- Publication number 20240212963
- Publication date Jun 27, 2024
- Chint Low Voltage Electrical Technology Co., Ltd.
- Denggui AO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPERATING MECHANISM OF CIRCUIT BREAKER, AND CIRCUIT BREAKER
- Publication number 20230377825
- Publication date Nov 23, 2023
- Chint Low Voltage Electrical Technology Co., Ltd.
- Denggui AO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
QUICK TRIPPING DEVICE AND CIRCUIT BREAKER
- Publication number 20230377824
- Publication date Nov 23, 2023
- Chint Low Voltage Electrical Technology Co., Ltd.
- Denggui AO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPERATING MECHANISM OF CIRCUIT BREAKER AND ASSEMBLING BREAKER
- Publication number 20230368997
- Publication date Nov 16, 2023
- Chint Low Voltage Electrical Technology Co., Ltd.
- Denggui AO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SHORT-CURRENT PROTECTION ACTION CURRENT ADJUSTING METHOD AND DEVICE...
- Publication number 20170133186
- Publication date May 11, 2017
- NOARK Electrics (Shanghai) Co. Ltd.
- Denggui AO
- H01 - BASIC ELECTRIC ELEMENTS

Person

Patents Grantslast 30 patents

Short-current protection action current adjusting method and device...

Patents Applicationslast 30 patents

OPERATING MECHANISM AND SWITCHING DEVICE

CIRCUIT BREAKER AND OPERATING MECHANISM THEREOF

OPERATING MECHANISM OF CIRCUIT BREAKER, AND CIRCUIT BREAKER

QUICK TRIPPING DEVICE AND CIRCUIT BREAKER

OPERATING MECHANISM OF CIRCUIT BREAKER AND ASSEMBLING BREAKER

SHORT-CURRENT PROTECTION ACTION CURRENT ADJUSTING METHOD AND DEVICE...