Patent application number | Description | Published |
20120168286 | LOCKING DEVICE FOR USE WITH A CIRCUIT BREAKER AND METHOD OF ASSEMBLY - A circuit protection device includes a circuit breaker having a first contact arm and a second contact arm, wherein the second contact arm is configured to move with respect to the first contact arm between a first position and a second position. The circuit protection device also includes a locking device coupled to the circuit breaker, wherein the locking device is configured to at least one of move the second contact arm from the first position to the second position and lock the second contact arm in the second position. | 07-05-2012 |
20120168287 | SWITCHING ASSEMBLY HAVING AN INTERLOCK DEVICE FOR A SELECTOR SWITCH - A switching assembly having an interlock device for a selector switch is provided. The interlock device includes a flapper member rotatably coupled to a base member. The flapper member has an aperture disposed proximate to an aperture of a panel such that the selector switch extends through the apertures. The flapper member further includes an indented region and has a first operational position proximate to the panel and a second operational position disposed outwardly from the panel. When an arm portion of the selector switch is disposed within the indented region of the flapper member at the second rotational position and the flapper member is rotated to the second operational position, then the arm portion cannot be rotated outside of the indented region. | 07-05-2012 |
20120193194 | INTERLOCKS FOR WITHDRAWABLE BREAKERS - A circuit breaker interlock apparatus can include a circuit breaker, a first moveable arm that is moveable when the circuit breaker is open, a second moveable arm pivotally coupled to the first moveable arm that is movable when the first moveable arm is moveable and a blocking arm, configured to interlock with the second movable arm. | 08-02-2012 |
20120196461 | WITHDRAWABLE CIRCUIT BREAKER SHUTTER SYSTEMS - An apparatus includes a first shutter, a first pivot arm having a first end and a second end, wherein the second end is disposed in mechanical communication with the first shutter, a second shutter, and a second pivot arm having a first end and a second end, wherein the second end is disposed in mechanical communication with the second shutter and the first end is disposed in mechanical communication with the first end of the first pivot arm. Linear movement of the first ends of the first and second pivot arms results in linear movement of the first shutter and the second shutter. | 08-02-2012 |