US PATENT SUBCLASS 200 / 48 R
HIGH-POTENTIAL TYPE
Current as of:
June, 1999
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200 /
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ELECTRICITY: CIRCUIT MAKERS AND BREAKERS
48 R
HIGH-POTENTIAL TYPE
{6}
48 P
DF
.~
> Pivoted insulator
48 A
DF
.~
> Rotating and pivoted
48 KB
DF
.~
> Knife blade
48 V
DF
.~
> Vertical reach
48 SB
DF
.~
> Side break
48 CB
DF
.~
> Center break
Unofficial Alpha Subclasses: R P A KB V SB CB
DEFINITION
Classification: 200/48
(under the class definition) Devices especially adapted for breaking high-voltage circuits.
(1)
Notes. These breakers are generally used out of doors and contacts separate in the air. They are usually provided with horn arc-dissipating means.
SEE OR SEARCH THIS CLASS, SUBCLASS:
49, for high potential type switches adapted for use as pole switches.
SEE OR SEARCH CLASS
313, Electric Lamp and Discharge Devices, appropriate subclasses for electric space discharge devices, including arc and spark discharge devices.
