Electricity: conductors and insulators – Insulators – Surface configuration
Patent
1985-11-12
1987-08-25
Askin, Laramie E.
Electricity: conductors and insulators
Insulators
Surface configuration
174182, H01B 1702
Patent
active
046894454
ABSTRACT:
A porcelain electrical insulator resistant to destruction by projectiles comprises a shed and a head portion protrusively and integrally formed with the shed. The thinnest part of the shed is not less than 5 mm, and the thickness of the head portion which is to be covered with a cap or the thickness of the insulator in the vicinity of the junction portion between the head portion and the shed is not less than 2 times the minimum thickness of the shed.
REFERENCES:
patent: 2383090 (1945-08-01), Torok
patent: 3141063 (1964-07-01), Edwards
Kaneko Akio
Seike Shoji
Totoki Takao
Askin Laramie E.
NGK Insulators Ltd.
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