MULTI-INSULATED INSULATOR AND MANUFACTURING METHOD THEREOF

A core bush of a multi-insulated insulator may include a cylinder-shaped core upper plate of which a bottom surface is formed with a core upper plate hole at the center thereof, a bumper stopper cup of which a cylinder-shaped contact portion contacted with the core upper plate is formed to be projec...

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Bibliographische Detailangaben
1. Verfasser: JO Gi-Bong
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A core bush of a multi-insulated insulator may include a cylinder-shaped core upper plate of which a bottom surface is formed with a core upper plate hole at the center thereof, a bumper stopper cup of which a cylinder-shaped contact portion contacted with the core upper plate is formed to be projected on an upper surface thereof, a bush outer steel of a cylindrical shape opened at upper and lower portions thereof, and disposed to surround outer circumference surfaces of the core upper plate and the contact portion, and a rubber bush disposed between the outer circumference surfaces of the core upper plate and the contact portion and an inner circumference surface of the bush outer steel to couple the core upper plate and the contact portion to the bush outer steel.