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Class 361/39 - With lightning arrester and fuse


Subclass of Class 361 - Electricity: electrical systems and devices
Definition: Subject matter wherein the protecting device includes means
No. of patents: 9
Last issue date: 05/01/2007


NumberTitleIssue Date
7212389Over-voltage protection system
An electrical device includes a body, an electrical contact having a first end for electrically coupling to an electrical apparatus and a second end within the body, and a conductor electrically coupled to the second end of the electrical contact. The electrical dev...
05/01/2007
6895373Utility station automated design system and method
A system and method provide a computer-based automated tool for quickly and efficiently designing utility stations. One example of such a utility station is a unit substation. The tool includes a database of user-selective predrawn symbols that are associated with a...
05/17/2005
5583729Terminal bushing having integral overvoltage and overcurrent protection
A terminal bushing having integral overvoltage and fault current protection includes an insulator having an upper and a lower chamber. Nonlinear resistors are disposed in the upper chamber between a top terminal and an intermediate terminal which are moun...
12/10/1996
4980789Two-stage gapped surge arrester
A two-stage gapped low voltage surge arrester for dissipating transformer secondary side current surges includes an arc strap in series with a resistive grommet. The combination is mounted on the grounded transformer housing adjacent a line potential bush...
12/25/1990
4743996Electrical distribution apparatus having fused draw-out surge arrester
Electrical distribution apparatus, such as a pad-mounted electrical distribution transformer, including an electrically grounded tank, an electrical element in the tank, and a draw-out surge arrester assembly which extends into the tank. The draw-out surg...
05/10/1988
4700258Lightning arrester system for underground loop distribution circuit
A lightening arrestor system (30) for a pad mounted distribution transformer (18') incorporated in an underground loop distribution circuit has a lighting arrester (32) secured to the transformer parking stand (P) and attached to the pad ground connection...
10/13/1987
4401963Resistor insertion fuse
A protective fuse comprising a fusible element disposed within an enclosure formed by a gas generating fiber tube connected at one end to a conductor rod and at the other end to an arc intercepting member. The arc intercepting member is connected to an el...
08/30/1983
4360849Power distribution system
A distribution substation including a transformer module and a feeder module. The transformer module including a tank, a transformer having primary and secondary windings immersed in insulating oil within the tank, a radiator connected to the tank for coo...
11/23/1982
4320432High voltage transformer bushing fuse and arrester arrangement
A high voltage transformer bushing having an inner conductor extending from a lower end to a point spaced from an upper end and having a side terminal at that point connected to a fuse link which is in turn connected to a high voltage line connector suppo...
03/16/1982
 
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