Locking device

Electricity: circuit makers and breakers – Interlocking – Drawout-type switchgear

Reexamination Certificate

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Details

C200S050010, C200S241000

Reexamination Certificate

active

06864444

ABSTRACT:
A locking device of an electrical switch which can be moved between a disconnected position and an operating position with the switching states of the electrical switch. A first strip has a control contour which extends in a first direction and has a ramp which interacts with a control rod which can be moved in certain states of the electrical switch.

REFERENCES:
patent: 2851549 (1958-09-01), Keller et al.
patent: 3783209 (1974-01-01), Cleaveland et al.
patent: 4713501 (1987-12-01), Herrmann
patent: 4823231 (1989-04-01), Jego et al.
patent: 5036427 (1991-07-01), Krom et al.
patent: 5434369 (1995-07-01), Tempco et al.
patent: 5837950 (1998-11-01), Horikawa
patent: 6028272 (2000-02-01), Akers
patent: 1 590 206 (1971-11-01), None
patent: G 87 04 770.5 (1988-09-01), None
patent: 41 10 982 (1992-10-01), None
patent: 44 20 582 (1995-12-01), None
“Schaltanlagen” by Cornelsen Girardet, c. 1999, no month.

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