Abstract: A remote operation includes an electromagnetic linear actuator that has a moving part linked to a handle of a circuit breaker, and drives the handle according to a remote operation command to perform change-over operations on the handle to ON, OFF, and RESET positions. The electromagnetic linear actuator is composed of permanent magnet type linear pulse motors each including a field section having a plurality of permanent magnets arranged in a row and a coil section having a three-leg type magnetic yoke and actuation coils wound around the legs of the magnetic yoke and opposing the field section. Electric current in the actuation coils is controlled by sequentially changing-over excitation patterns during the operation process, and the moving part is driven in a stepwise motion to drive the handle of the circuit breaker to the end position of the changeover operation process.

Abstract: An external operation handle device is used for a circuit breaker for switching a locker handle to ON and OFF positions. The handle device includes a main body casing for the circuit breaker, a mount base held on the main body casing, a rotary handle grip mounted on the mount base for turning the locker handle to the ON and OFF positions and having a connecting shaft, and an assist mechanism for moving the handle grip to a TRIP indication position upon tripping operation of the circuit breaker. The assist mechanism is interposed between the mount base and the handle grip, and includes a cam with a cam face, fixed on the mount base, a cam follower linking with the handle grip slidably along an axial direction and opposing the cam face of the cam, and an urging spring for pushing the cam follower against the cam face.

Abstract: An external operating handle mechanism for a mold cased circuit breaker comprising: an external operating handle; a pinion gear coupled to the external operating handle to be rotatable in response to a rotation of the external operating handle; a movable member provided with a rack gear portion coupled to the pinion gear to be linearly movable according to the rotation of the pinion gear, and provided with a handle connecting portion connected to the handle of the mold cased circuit breaker to linearly move the handle of the mold cased circuit breaker; and a guide member for guiding the movable member to linearly move, by which it is easy to control a stroke required for a displacement of the handle of the mold cased circuit breaker and the displacement of the external operating handle according to the stroke, and it is possible to accurately and efficiently transfer power upon performing a reset operation.

Abstract: A dimmer switch module removably connects to a wiring module mounted within an electrical box and connected to a power source. The dimmer switch module is configured to control electrical current flowing from the power source to a power sink, such as a light. The dimmer switch module has a front cover and a back cover housing a circuit board. A dimmer control is accessible on the front cover. Shielded plugs are disposed on the back cover and are configured to mate with corresponding structured sockets of a wiring module so as to electrically connect to a power source routed to the wiring module. A power control element mounted on the circuit board is responsive to the dimmer control so as to vary the amount of electrical current flowing between the shielded plugs.

Abstract: A remote control electrical switch with omnidirectional access provides remote control of electrically connected devices. The remote control electrical switch allows electrical devices to be controlled with minimal physical dexterity, easing the physical efforts required for typical electrical switching devices. A 360 degree switch access allows users to approach the remote control electrical switch from any direction to further facilitate its ease-of-use. A top portion of the remote control electrical switch provides a switch activation leverage area that rests on a switch fulcrum point, allowing activation of the switch via force applied to any point of the switch actuation surface. Instances of the switching mechanism can also include an illumination source to indicate the status of the remote control electrical switch from a visual perspective and/or to provide location of the switching mechanism in ambient light deficient areas.

Abstract: A power supply has a chassis and a safety device. The chassis has a top, a bottom, a rear, a power switch, a mounting slot and an outlet. The outlet is mounted on the rear between the power switch and the mounting slot. The safety device is mounted on the chassis and has a plug bracket and a supply handle. The plug bracket is mounted slidably around the outlet on the rear of the chassis and has two locks. The supply handle is mounted pivotally through the mounting slot in the chassis. The plug bracket slides to an installation position to keep the power switch from turning on and allow a plug to attach to the outlet. Alternatively, the supply handle pivots to a safe position, and the plug bracket slides to a safe position to hold the supply handle and allow the power switch to turn on.

Abstract: An automatic turn-off switch responsive to displacement of a movable element placed on a seat which resides on the top of a chute located with an opening at the bottom immediately adjacent to a pivotal lever. A spring-loaded latch is normally biased in a contracted condition. An automatic release is cooperatively carried between the spring latch and the lever whereby displacement of the mechanical movable element causes the release to disconnect from the contracted latch, whereby the latch is released for forcible engagement with a conventional on/off switch in a circuit breaker box. When the circuit breaker switch is in the “on” position, the released latch engages the switch and causes the switch to move to its “off” position, terminating all electrical communication with the main power source.

Abstract: An operating mechanism is for a circuit breaker housed by an enclosure assembly including a panel movable between a closed position and an open position. The operating mechanism includes a linkage and an operating member. The operating mechanism is coupled to the handle of the circuit breaker to provide operation of the handle from the exterior of the enclosure when the panel is closed. The operating member includes a first end having an engaging portion coupled to the linkage of the operating mechanism, and a second end structured for gripping by a user. The operating member enables the handle of the circuit breaker to be operated, without requiring the use of separate hand tools, when the panel of the enclosure is open and the handle portion of the operating member is actuated.

Abstract: A light switch and wall plate combination for use within a building or residence. The light switch is a standard light switch, but is connected to a slide bar that is placed in between a wall surface and an extended wall plate. The wall plate has two holes, one of which through the light switch can be accessed. The slide bar can be accessed through the other hole on the wall plate. An individual can change the position of the light switch from “on” to “off,” or vice versa, either by directly accessing the light switch or indirectly by accessing the slide bar.

Abstract: An apparatus for use with a control assembly including a power source and a circuit disconnector located on a first side of a planar member forming an opening, the disconnector including a first mechanical linkage having open and closed positions, the apparatus for manipulating the mechanical linkage between the open and closed positions and visually indicating on a second side of the planar member at least a first state of the control assembly when the first state occurs, the apparatus including a handle assembly including a handle member moveable between at least first and second positions and positioned on the second side of the planar member adjacent the opening, an extension member rigidly connected to and extending from the handle member through the opening and forming a second mechanical linkage at a distal end that is linkable with the first mechanical linkage on the first side of the planar member, the extension member moving the first mechanical linkage between the closed and open positions when the

Abstract: A handle assembly is provided for a circuit breaker which includes a housing assembly that defines a substantially enclosed space housing an operating mechanism. The handle assembly is preferably a single-piece and includes a base member which is coupled to the operating mechanism, and a handle member having a first end which protrudes from an opening of the housing assembly, and a second end coupled to the base member. The base member includes first and second integral resilient legs which are disposed within the opening and are supported by posts protruding from the housing assembly, in order to resist undesired access into the substantially enclosed space therein. The first and second integral resilient legs each include a groove which increases the resiliency of the leg. The handle assembly is preferably symmetric about the longitudinal axis of the handle member.

Abstract: The invention relates to a safety switch unit (1) for electrically controlled machines for use in combination with the actual control elements of the machine control system in a hand-held application or for manual control, with at least one operating element which is displaced relative to a mounting frame (8) in accordance with the switching function desired by a user, which is designed to change the switch status of at least one electric switch element, the safety switch unit (1) having at least one switch position which is maintained only as long as a sufficiently high operating force is applied to the displaceable operating elements.

Abstract: An auxiliary switch actuating mechanism is for a circuit breaker including a housing, separable contacts, an operating mechanism with an operating handle interconnected to the separable contacts by a linkage assembly, and an auxiliary switch having a contact member. The auxiliary switch actuating mechanism includes an actuating lever with first and second ends and a pivot portion engaging the housing proximate the auxiliary switch. A torsion spring biases the actuating lever towards engaging and actuating the contact member of the auxiliary switch. The contact member is actuated when the separable contacts are not tripped open and the linkage assembly is not collapsed. When the circuit breaker trips, the linkage assembly collapses, engaging and pivoting the actuating lever, in order to overcome the bias and disengage and deactivate the contact member.

Abstract: A switch apparatus, comprising an operating knob having a knob-leg with a bifurcation formed in the knob-leg, the operating knob being supported so that the operating knob can be operated to rock; and a slide switch having an engagement portion insertable in the bifurcation formed in the knob-leg so as to engage the bifurcation; wherein when the operating knob is operated to rock, the engagement portion receives a force from the bifurcation through the rocking movement to operate the slide switch; and wherein the slide switch has a limiting element that maintains the knob-leg in engagement with the engagement portion so that the knob-leg is prevented from disengaging from the engagement portion.

Abstract: An electric starter for an internal combustion engine comprises a switch (1) connectable to the starter motor of the engine, an actuator (3) for actuating the switch, and a removable operating element (4) for operating the actuator. The actuator (4) is a push-button actuator.

Abstract: A remote controller has a sliding switch which has more than two contacting positions linearly disposed, and a sliding lever to switch among the contacting positions. A slider engaged with the sliding lever and the slider has an angle portion. A first cam piece has a first V-shaped notch to fit the angle portion of the slider. The first cam piece corresponds to one or two of the contacting positions located in a central portion of the sliding switch. A second cam piece has a second V-shaped notch to fit the angle portion. The second cam piece corresponds to two of the contacting positions located on side portions of the sliding switch.

Abstract: A light switch extension includes a resilient socket member which can be pushed over the end of a wall switch handle, and an elongate extension member depending from the socket so that a child too short to reach the light can operate it without having to climb on furniture or the like. The extension member has at its upper end a ball which, with the socket, forms a universal joint so that the extension can be operated at non-vertical angles, and torque cannot be applied to the switch handle.

Abstract: A suspension control device for an electric appliance includes a control circuit having a sensing circuit, and a control chain having a first end connected to the sensing circuit of the control circuit and a second end suspended in an ambient environment. Thus, the control chain functions as a sensing member. When the user's hand approaches or touches the control chain, the control circuit is operated to control operation of the electric appliance. Thus, the user can control operation of the electric appliance easily and conveniently, thereby facilitating the user operating the electric appliance.

Abstract: Disclosed is a handle apparatus of a manual motor starter having an improved structure for transferring driving force between a control lever and a driving lever. The handle apparatus comprises: a rotary handle for controlling ON and OFF operations of the manual motor starter, an interlocking member coaxially coupled with the rotary handle to be rotated by rotation of the rotary handle, the interlocking member having a first gear for providing a driving force; a driving lever having a second gear formed at one side of the driving lever to be rotated by the driving force by the interlocking member, the driving lever having a pin slot for providing a rotational driving force; and a control lever having a sliding pin inserted in the pin slot of the driving lever, through which the rotational driving force is transferred from the driving lever to the control lever.

Abstract: A switch is provided that is of the type that may be installed in a contact block engaging a pushbutton operator via a latch assembly. The switch includes a spanner that engages a pair of terminals, each having a pair of contacts. The outer ends of the spanner are wider than the central portion so as to render the spanner torsionally compliant. The wide outer ends provide a sufficient thermal mass to absorb an arc that may be created when the switch is opened.

Abstract: A direct mount rotary handle operating mechanism for operating a circuit breaker having electrical contacts. The handle mechanism includes a driver coupled to the circuit breaker and a handle having a socket for receiving the driver. The socket is configured to allow the handle to rotate relative to the driver. The handle further includes a movable locking pin. A lock latch is associated with the driver, wherein the lock latch includes a flange portion. When the electrical contacts of the circuit breaker are welded closed and a torque is applied to the handle, the handle rotates to a position in which the pin is blocked from being inserted into the locking hole by the flange portion thereby preventing the handle from being locked in an OFF position when the contacts are welded together.

Abstract: A motor switch cell is provided comprising a switch cell actuator slidably engaged to a switch cell base. The switch cell actuator is slidable between a neutral actuator position and a first active actuator position. A first contactor element generates electrical communication between a first neutral contact element and a first active contact element when in the active first contactor position. A first contactor ramp profile is formed on the upper first contactor edge A first contactor pivot is positioned between a first contactor neutral center point and a first active contact. A first roller cam follower assembly rotates the first contactor element to the active first contactor position as the first roller cam follower assembly moves from the first contactor neutral center point towards the first contactor active outer edge in response to the switch cell actuator moving to the first active actuator position.

Abstract: A switch and method are provided for turning on and off an electrical device. The switch includes a control module, having a time module and an electrical output to which an electrical device can be connected. The time module includes a clock which is programmable to disconnect power to the electrical device at a set-off time. A light sensor is operatively associated with the control module and transmits a light signal to the control module based on light level. The control module is adapted to provide power to the electrical output when the light module indicates that the light level is below a threshold level and the time is before the set-off time thereby providing power to an electrical device connected to the electrical output.

Abstract: A suspension control device includes a mechanical switch connected to an electric appliance, a control cord having an end connected to the mechanical switch, and an electronic sensor having a first side connected to the control cord and a second side connected to the electric appliance. Thus, the suspension control device can be used to control operation of the electric appliance in a mechanical manner or an electronic manner, thereby facilitating the user operating the suspension control device to control operation of the electric appliance.

Abstract: To electrically connect switch terminals of a housing and a control member in a switch for an electric tool in ease and to prevent the electric connection from becoming incomplete even when vibration occurs, elastic bodies for keeping electric connection are interposed between the control member and said switch terminals so that the control member and the switch terminals can keep stable connection even when vibration is imparted to the housing.

Abstract: A control apparatus uses an intermediate device in combination with buttons and tactile pressure switches to carry out functions of an electrical system. The intermediate device increases the reliability of the control panel and avoids problems occurring from repetitive use. The device is also easily adjustable to correct dimensional tolerance problems that occur during manufacturing or use. In one embodiment, the intermediate device comprises a switch covering device in the form of a semi-elastic switch structure attached to the main board or frame of the electrical system by a plurality of connectors, flexible supports and latching members. In a second embodiment, the intermediate device comprises a gap-maintaining member fixed to the frame and latched to the main board, and having a plurality of the elastic tactile members located between protrusions and tactile switches. In each embodiment, constant gaps are maintained between various pairs of elements of the control apparatus.

Abstract: A trip indicator of a circuit breaker is set to the tripped position through engagement by the cradle, which is unlatched by the trip mechanism. Even though the cradle is automatically reset by a reset spring, the trip member indicator is retained in the tripped position by an indicator spring. The trip indicator member is returned to the untripped position by a reset member on the circuit breaker operating member as the latter is rotated by the circuit breaker handle to the ON position. The trip indicating member is transversely displaced through an out of round pivot mount as the operating member is rotated to the off position before the cradle unlatches when the circuit breaker blows open in response to a short circuit.

Abstract: A method and an extended rotary operating mechanism for a circuit breaker having a movable operating handle coupled to a shaft, and electrical contacts, the extended rotary operating mechanism comprising a handle operator defining a socket. A blocking plate mounted in the socket, with the blocking plate including a blocking shape. A shaft adapter is coupled to the blocking plate and the shaft. If the electrical contacts of the circuit breaker are welded closed and a torque is applied to the operator handle, the blocking shape prevents the handle operator from being locked in an “OFF” position independently of the operating handle position, by covering a locking hole. The shaft adapter may include one of an extended socket and a recessed socket configured to engage the shaft.

Abstract: The invention is applicable to automatically triggered switches that are turned on by means of angular displacement, in either direction, of a contact bridge and its support (1). It is characterized in that the outside of the support (1) includes pins (3) which, when the switch is off, are perpendicular to the direction of displacement of an actuator (4) joined to a remote handle (13). Since the pins (3) turn as a consequence of the switch being turned on, when the handle is operated, the actuator (4) is displaced and its arms (6) force the pins (3) to move in the opposite direction into their initial position, effecting the reset. It is preferably used to reset switches provided in elevator speed limiters.

Abstract: A precision location system for a circuit breaker utilizing a phase cassette concept is disclosed. A cover plate is mounted to at least one of a plurality of single-pole units having a circuit breaker operating mechanism positioned thereon. The cover plate is configured to precisely align an actuator precisely located on the cover with the circuit breaker operating mechanism. The actuator trips a latch of the operating mechanism, thereby tripping the entire circuit.

Abstract: A pull-chain switch system comprising several components in combination. First provided is a pull-chain switch with a spring of a first stiffness. Next provided is a switch subassembly having mounting portion and a pivoting member and a spring having a second stiffness. The second stiffness is greater than the first stiffness. Lastly provided is a means for coupling the subassembly to the pull-chain switch.

Abstract: A surface mounted switchplate having a removable toggle cover for use as an auxiliary switching device with a prior art toggle switch unit. The invention completely encloses the terminal set while providing an auxiliary moveable cover mounted on pivot shafts, which when rocked back and forth, acts upon the toggle switch to open and close the electrical circuit. A second embodiment contains a clear button formed in the cover to allow light from an illuminated rocker switch to shine therethrough.

Abstract: A decorative electrical switch actuator (50, 150) acts in combination with a conventional light switch (10) having a toggle switch arm (12) mounted in a base such that when the toggle switch arm pivots from a first position to a second position, electrical contacts in the base are moved from a contacting condition to a non-contacting condition or vice versa. The decorative switch actuator has a face plate (52), an actuating assembly (54), and a cap assembly (56, 156). The actuating assembly is mounted on the face plate, and has a means (106) for receiving the toggle switch arm such that a linear movement of the receiving means moves the toggle switch arm from the first to the second position or vice versa. The cap assembly (56, 156) is mounted on the face plate, and is structurally independent of the actuator.

Abstract: The invention relates to a device for activating an opening mechanism for lockable moving parts on vehicles. The device has a manual activator, which acts on a contact sensor (13) of a switch (12) for activation purposes. An outer skin (40) is provided on the vehicle. A part (43′) of the actual outer skin (40) is made elastically deformable (43′) and this part (43′) is used as the activator for the switch (12).

Abstract: A lamp assembly includes a base and a post extending from the base. A socket is connected to a top of the post and has an aperture. A control member and a pull switch are received in the socket and connected to each other. An electrical cable is connected to the control member via the base and the post. A bulb frame is connected to the socket and a first connection wire connected between the control member and the bulb frame. A second connection wire is connected between the pull switch and the bulb frame. A chain is connected to the pull switch and extends through the aperture of the socket. The control member is activated by touching the chain.

Abstract: A lamp assembly includes a base and a post extending from the base. A socket is connected to a top of the post and has an aperture. A control member and a pull switch are received in the socket and connected to each other. An electrical cable is connected to the control member via the base and the post. A bulb frame is connected to the socket and a first connection wire connected between the control member and the bulb frame. A second connection wire is connected between the pull switch and the bulb frame. A chain is connected to the pull switch and extends through the aperture of the socket. The control member is activated by touching the chain.

Abstract: A rotary handle operator for a circuit breaker includes a lock plate having a live spring, formed as one piece with the lock plate, for biasing the lock plate in its unlocked position. With the lock plate in this unlocked position, rotation of the rotary handle operator's handle will actuate movement of a sliding member within the rotary handle operator, thereby moving the operating lever of the circuit breaker from its on position to its off position, and vice versa. When the rotating handle is in its off position, the lock plate may be pivoted against the bias of the springs so that the lock plate fits within a slot in the housing of the rotary handle operator, thereby resisting movement of the handle. In this position, an aperture dimensioned and configured to receive the shackle of a lock protrudes upward from the handle, permitting insertion of a lock to secure the lock plate in this locked position.

Abstract: A switching device includes two or more switching modules (7, 8, 15) with at least one switch and connection clamps (24), an actuator (16), and a transfer device (39). The transfer device (39) propagates the drive motion initiated by the actuator (16) in a direction perpendicular to the axis of the actuator (16) and transfers the drive motion to at least one switching pin (18, 19) of the switching modules (7, 8, 15). The switching pin (18, 19) is positionable axially at a distance parallel to the axis of the actuator (16).

Abstract: In a circuit breaker, a rotary-operating handle is linked with an opening and closing mechanism via a driving gear so that main circuit contacts can be opened and closed by rotating an opening and closing lever. A vertically moving handle lock lever is arranged between a tip of the opening and closing lever and the driving gear directly coupled to the operating handle, so that when the main circuit contacts are opened after being welded, the lock lever abuts against the driving gear to restrain the operating handle to the vicinity of the ON position, thereby restricting the movement to a contact-open indicating position. Further, an upward-inclined surface is formed in a stopper section located at a tip of the lock lever, so that if the contact welding is not severe, the lock lever can be pushed down to forcibly open the contacts.

Abstract: A handle operating mechanism of a multi-pole circuit breaker is provided for operating a pivot handle thereof. The handle operating mechanism includes a fixed portion, a movable portion, a driven portion and a manual portion. The manual portion includes a stem with a first passage, a first connecting device coupled with the outside surface of a panel of an appliance and a second connecting device coupled with the driven portion, wherein the first connecting device is used as a fulcrum and the second connecting device moves along the first passage when the stem is rotated. The stem is rotated to drive the driven portion and the movable portion such that the pivot handle is securely held in one of an on position and an off position.

Abstract: A contact assembly for use in an electrical switching apparatus has an actuator. An enclosure comprises an interior space housing first and second stationary contacts fixedly mounted in spaced relation with one another in one of a normally closed position or a normally open position. A pusher is movably mounted in the enclosure and is selectively driven by the actuator to move between a normal position and an actuated position. The pusher comprises a top wall, a bottom wall and first and second side walls connected between the top wall and bottom wall to define an opening having respective first and second ends. First and second longitudinally spaced top ribs are on an inside of the top wall proximate the respective first and second side walls. First and second longitudinally spaced bottom ribs are in an inside of the bottom wall proximate the respective first and second side walls and laterally offset from the respective first and second top ribs. A movable contact is received in the opening.

Abstract: A contact assembly for use in an electrical apparatus comprises a housing and a pusher movably mounted in the housing. A movable contact is supported on the pusher. A stationary contact is proximate the moveable contact in the housing. A return spring biases the pusher to a normal position. A contact spring operatively associated with the moveable contact forces the movable contact against a stop associated with the pusher. The contact spring and the return spring are of identical construction and are positioned in the housing so that force or torque produced by the return spring is greater than force or torque produced by the contact spring.

Abstract: A power distribution unit (PDU) for supplying power to at least one electrical device (APP1-APP12), comprises at least one distribution point (P) for the power supply, and at least one female outlet (J1-J12) on its accessible side. The outlet is adapted to receive a male connector of a cable of an electrical device (APP1-APP12). The point (P) is electrically connected by a respective electrical cable to at least one manually resettable circuit breaker (BRK1-BKR6). The at least one circuit breaker comprises a respective push button (POU1-POU6) for resetting the circuit breaker. The circuit breaker (BRK1-BRK6) is connected by a respective electrical cable to the at least one female outlet (J1-J12). The circuit breaker (BRK1-BRK6) is located inside the unit and at least one reset mechanism capable of resetting the at least one circuit breaker is provided. Several circuit breakers may be supported in line and the reset mechanism is capable of resetting all of the circuit breakers simultaneously.

Abstract: The present invention comprises a reset mechanism for an overload relay. More particularly, the present invention comprises a mechanism that will reset a plurality of overload relay within a starter in a motor control unit. A single point-to-two point overload reset mechanism allows for the use of a single manual door reset button and extension arm to depress the single point-to-two point overload reset mechanism, which in turn depresses a plurality of overload relay reset buttons. Following contact with the overload relay reset buttons, the single point-to-two point overload reset mechanism returns to a non-contact position with respect to the overload relay reset buttons.

Abstract: A manual operator assembly is provided for an interlock assembly. The interlock assembly includes a motor assembly that is locked in one of two positions by a brake assembly. The brake assembly is electronically controlled, but also includes a brake release pedal. The manual operator assembly includes a lever which is coupled to a shaft which is further coupled to a cam. When the lever is rotated, the cam engages the brake release pedal so that the interlock assembly may be operated manually.

Abstract: A handle-operating mechanism for a circuit breaker includes a rotary operating handle for opening and closing a main-circuit contact of a circuit breaker, a rotating gear operably connected to the operating handle and having a first engaging device, and a contact opening-and-closing mechanism having a toggle gear meshing with the rotating gear. A clutch gear is connected to the operating handle to be interposed between the operating handle and the rotating gear, and has a second engaging device. An idle stroke is formed such that when the circuit breaker is turned on, the operating handle runs idly after rotation of the operating handle has been started and before the second engaging device engages the first engaging device to drive the rotating gear for actuating the toggle gear.

Abstract: A protective switch includes a switch housing, a switching mechanism for closing and opening a movable contact, a tripping mechanism instantaneously pulling a plunger upon detection of an instant current, a tripping control device, an alarm switch, and a trip member. The trip member is divided into an upper trip member away from a bottom of the housing, and a lower trip member close to the bottom of the housing urged by a back spring. The upper trip member includes a plunger operating section opposed to an operating member of the plunger and a switch operating section opposed to an actuator of the alarm switch. The lower trip member includes a locking member operating section opposed to a locking member of a switching mechanism and a tripping section opposed to an operating member of a tripping control device.

Abstract: An indicator on a stored energy motor operator indicates that the circuit breaker is “on” when the contacts are closed and the handle is in an on position and when the contacts are open and the handle is in an on position. The indicator only indicates that the circuit breaker is “off” when the contacts are open and the handle is in an off position. To achieve these conditions, the stored energy motor operator includes a flag bearing on and off indicia, the flag attached to one end of a connecting bar, the other end of the connecting bar pivotally connected within the stored energy motor operator. A lever is attached to a central portion of the connecting bar at a spring, the lever including a hook portion for hooking onto a pin within the motor operator. When the contacts are closed, thus indicating an “on” condition, the lever remains hooked onto the pin.

Abstract: An apparatus for electrically operating a circuit breaker arranged such that the change-over lever movable between an electrical operation mode position and a manual operation mode position has provided therewith a blocking portion which, while allowing the operation of the manual operation handle when the change-over lever is in the manual operation mode position, engages the manual operation handle to prevent the operation of the manual operation handle when the change-over lever is at the electrical operation mode position. Therefore, the operation of the manual operation handle in the electrical operation mode can be ensured to be prevented, avoiding the damages to the electrical operating apparatus, thsu enabling to provide a highly reliable apparatus for electrically operating a circuit breaker.

Abstract: An auxiliary switch activation mechanism is provided for use with a circuit breaker having an auxiliary switch and an operating mechanism for opening and closing main electrical contacts. The auxiliary switch activation mechanism includes a lever having a first end removably connectable to the operating mechanism, a second end of said lever removably connectable to the auxiliary switch, and a spring, mechanically coupled to the lever, which imparts a rotational bias on the lever. The lever provides an assisting force to the operating mechanism for opening the main electrical contacts.