Electricity: transmission to vehicles – Flexible extensions – Reels
Patent
1996-03-13
1997-12-30
Le, Mark T.
Electricity: transmission to vehicles
Flexible extensions
Reels
439501, H02G 100
Patent
active
057019819
ABSTRACT:
A retractable and extendable electrical cord, for positioning in a wall and having a hollow housing, one or more reels rotatably mounted within the hollow housing, an electrical cord wound upon each reel, a retraction spring connected to each reel for rewinding the reel to retract the cord, first and second electrical contact members mounted on the reel in spaced apart relation, and ends of the electrical cord being connected to the contacts of said reel, first and second contact rings mounted within the housing and engageable by respective first and second electrical contacts, as the reel rotates, and electrical supply connections connected to the first and second contact rings. Also disclosed is a portable electrical cord extension and retraction device which can be plugged in to a conventional wall socket so that the cord can be extended to reach an appliance, and can be retracted when not required.
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Hui Joseph Wing-Tak
Marshall Trevor
Wong Thomas
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