Patent ID: 11873917
Assignee: JIANGMEN TIANDI ELECTRICAL APPLIANCE CO., LTD
Field: Other special machines (Mechanical engineering)
Classification: CPC B  F | IPC F

Claim 1:
2. The method according to claim 1, wherein a gap between the upper magnetic conductive inner sleeve and the lower magnetic conductive inner sleeve is between 2 mm and 5 mm; a diameter of the movable iron core is reduced from 6 mm to 5±0.1 mm; an inner diameter of the upper magnetic conductive inner sleeve and the lower magnetic conductive inner sleeve is 6.5±0.1 mm, a wall thickness of the upper magnetic conductive inner sleeve and the lower magnetic conductive inner sleeve is 1 mm, and an outer diameter of the upper magnetic conductive inner sleeve and the lower magnetic conductive inner sleeve is 8.5±0.1 mm; the water-isolating sleeve has an inner diameter of 5.5±0.1 mm and an outer diameter of 6.5±0.1 mm; and a weight of the magnetic conductive seat is not less than 60% of a weight of the movable iron core.