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三友联众申请继电器专利,当线圈断电时衔铁仍能处于闭合状态

Group 1 - The State Intellectual Property Office of China has published a patent application for a relay by Sanyou Lianzhong Group Co., Ltd. and Mingguang Sanyou Electric Power Technology Co., Ltd. The patent number is CN120413364A, and the application date is April 2025 [1] - The patent describes a relay that includes a magnetic circuit system with components such as a skeleton, coil, iron core, yoke, and armature. The design allows for a magnetic circuit structure to maintain a closed state even when the coil is de-energized [1] Group 2 - Sanyou Lianzhong Group Co., Ltd. was established in 2008 and is located in Dongguan City. The company primarily engages in the manufacturing of electrical machinery and equipment, with a registered capital of 320.10 million RMB. It has invested in 15 companies and participated in 23 bidding projects, holding 93 trademark records and 612 patent records [2] - Mingguang Sanyou Electric Power Technology Co., Ltd. was founded in 2010 and is based in Chuzhou City. This company also focuses on the electrical machinery and equipment manufacturing sector, with a registered capital of 20 million RMB. It has invested in 2 companies and participated in 12 bidding projects, holding 95 patent records [2]