Switch device

Electricity: circuit makers and breakers – Electric switch details – Actuators

Reexamination Certificate

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Details

C337S351000, C337S334000

Reexamination Certificate

active

07005597

ABSTRACT:
A switch device capable of increasing the operation speed at the time of reversion of contacts, thereby suppressing generation of arcs, and capable of increasing the contact pressure between the contacts, thereby reducing the bouncing of the contacts. A first rotor plate and a second rotor plate are operatively coupled with each other with a torsion coil spring and when the first rotor plate is rotated, a reversing force from the torsion coil spring causes the contact driving part to engage with or disengage from the contact plate.

REFERENCES:
patent: 3932830 (1976-01-01), Holtkamp
patent: 3943479 (1976-03-01), Turner
patent: 5786742 (1998-07-01), Yin
patent: 5929742 (1999-07-01), Short
patent: 6100480 (2000-08-01), Takahashi
patent: 6445273 (2002-09-01), Yu
patent: 6563414 (2003-05-01), Yu
patent: 6617952 (2003-09-01), Yu

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