Electricity: conductors and insulators – Insulators – Sectional – multi-part – composite – or coated
Patent
1977-03-03
1978-12-12
Askin, Laramie E.
Electricity: conductors and insulators
Insulators
Sectional, multi-part, composite, or coated
174212, H01B 1766
Patent
active
041297458
ABSTRACT:
A large insulator is composed of several partial insulators. At least two such partial insulators are placed one above another. The upper partial insulator has a plane surface on the base portion of the insulator. An annular protective screen is also provided on the upper insulator having ridges and grooves on the underside thereof. The lower partial insulator has a plane surface on the upper portion. The two plane surfaces are cemented together to form a joint. The cemented joint is provided at the level of the base between the groove bottom of the innermost groove and the ridge top of the innermost ridge.
REFERENCES:
patent: 2292248 (1942-08-01), Stevens
Askin Laramie E.
Brown Boveri & Company Limited
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