Electricity: conductors and insulators – Anti-inductive structures – Conductor transposition
Patent
1988-05-18
1989-08-08
Nimmo, Morris H.
Electricity: conductors and insulators
Anti-inductive structures
Conductor transposition
174 65R, 174 78, 248 56, 439 95, 439 98, H02G 322, H02G 15068
Patent
active
048555339
ABSTRACT:
Bushing for the passage of at least one cable through a hole in a wall or similar structure, affording protection against electromagnetic overload and/or interference which bushing comprises two cable lead-through tubes which are each provided with a flange at its end which are detachably connected together with the aid of these flanges, while at least one earth plate is disposed between these flanges and electrically coupled therewith through a conductor in order to contact an electrically conducting braiding of the cable(s) passed through when the bushing is fully operational.
REFERENCES:
patent: 4362898 (1982-12-01), Zendle et al.
patent: 4464540 (1984-08-01), Reeder
patent: 4547623 (1985-10-01), Van Brunt et al.
patent: 4653836 (1987-03-01), Peele
patent: 4656313 (1987-04-01), Moore et al.
patent: 4677253 (1987-06-01), Blomqvist
Nimmo Morris H.
Pidou B.V.
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