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Title:
MOVING INTERRUPTER GAP SHIELD
Document Type and Number:
WIPO Patent Application WO/1995/027300
Kind Code:
A1
Abstract:
The movable nozzle (95) of a puffer circuit interrupter (15-17) has a coaxial cylindrical shield (110) connected to its downstream end and the main movable contacts (89) connected to its upstream end. The shield (110) is electrically connected to the stationary contact terminal (44). The movable contact ring (89) and coaxial shield (110) at the upstream end of the nozzle (95) define a well shielded open gap when the interrupter gap opens.

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Inventors:
MEYER JEFFRY R
STECHBARTH JOACHIM
KALTENEGGER KURT
Application Number:
PCT/US1995/002011
Publication Date:
October 12, 1995
Filing Date:
February 15, 1994
Export Citation:
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Assignee:
ABB POWER T & D CO (US)
International Classes:
H01H33/24; H01H33/91; (IPC1-7): H01H33/88
Foreign References:
US4101748A1978-07-18
US4110580A1978-08-29
US4131775A1978-12-26
Other References:
See also references of EP 0754346A4
Download PDF:
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