Cutting by use of rotating axially moving tool – Tool-support
Patent
1989-11-09
1990-12-04
Bishop, Steven C.
Cutting by use of rotating axially moving tool
Tool-support
279 1A, 408710, B23B 4500
Patent
active
049750046
ABSTRACT:
An apparatus for drilling into energized utility components without having to first de-energize them so as to allow continuous service to consumers is provided. The apparatus includes a drive shaft constructed of an insulating material terminating in a drill chuck and drill bit. The drive shaft is supported by an adjacent rod using pillar block bearing assemblies which allow the uninhibited rotation of the drive shaft. This attachment can be powered by a variety of power units.
REFERENCES:
patent: 3685843 (1972-08-01), Jacyno
patent: 3797960 (1974-03-01), McCarthy
patent: 3910589 (1975-10-01), Derbyshire
LandOfFree
Hot line attachment does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Hot line attachment, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Hot line attachment will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-880585