Schweitzer Engineering Laboratories, Inc.

Motorola Corporation

Joseph Robert Rauch

Julio C Castaneda

Phillip E Lindeman

Edmund O Schweitzer, Iii

Laurence Virgil Feight

Michael J Page

Paige M Painter

Stuart A Heilsberg

James Manely Duros

Paige M Passman

A three-phase faulted circuit indicator adjustable to accommodate a variety of three-phase power cables is disclosed. In one embodiment, faulted circuit indicator comprises a flexible holder that encircles the monitored conductor slightly more than one time. The flexible holder includes a plurality of magnetic sensors for monitoring the current within the internal conductors of the power cable, a logic circuit for determining the occurrence of a fault, and an output device for providing an indication of a fault. In a second embodiment, the faulted circuit indicator comprises a plurality of sensor compartments, each disposed about a central point, and each coupled to two other sensor compartments.

Three-phase faulted circuit indicator

Power line sensor

Power line sensor attachment mechanism

Power line sensor body portion

Power line sensor housing

Power line sensor interlocking mechanism

Housing for a portable communications device

Portable radio

Portable two-way communication device

A battery cradle (130) is provided for securing a battery (117)within a battery compartment (120). The battery cradle (130) includes a frame member (131) having a cavity (141) to receive the battery (117). The frame member (131) is formed to fit a portion of the battery compartment (120) and has a peripherally located seal (146) to seal the battery compartment (120).

Battery cradle

Growing community of inventors

Cary, IL, United States of America

Joseph Robert Rauch