Zhejiang Kedu Electric Manufacturing Co., LTD Patent applications |
Patent application number | Title | Published |
20090147416 | GROUND FAULT CIRCUIT INTERRUPTER - A ground fault circuit interrupter which comprises a main body structure, a low friction mechanical means, an electrical circuit, a low current utilizing solenoid, all of which are located in the main body structure for (1) interrupting the flow of electrical current in the interrupter when current flows from a live or neutral line to ground, (2) indicating an end-of-life condition in the interrupter, and (3) providing protection from reverse wiring of the interrupter. | 06-11-2009 |
20090126431 | Rotatory Emergency Stop Cover with Plug-In Unit - A kind of rotatory emergency stop cover with plug-in unit includes lock cover | 05-21-2009 |
20090126430 | Push-In Emergency Stop Cover with Plug-In Unit - A push-in emergency stop cover with a plug-in unit includes a retainer, a stop button, a lock cover, a lock base, a combination of a lock and lock spring assembled in the lock cover, a plug-in unit, a slide block, a push button and an associated spring, a slide block and associated spring, a groove provided in said lock cover, said plug-in unit having a key extending through an opening provided in said stop button and to one side of said slide block, the push button having a push rod provided with an inclined plane and a raised block having an inclined plane at the rear of the lock. When the plug-in unit is inserted in the stop button to separate the lock from a lockstitch of the lock base, the lock cover will open; the lock cover will not open when the plug-in unit is removed after the cover is locked. The stop button has a retainer to cover an opening in the stop button to prevent foreign obstacles from falling into the opening. | 05-21-2009 |