Abstract: The present invention relates to a lamp holder structure comprising a main body having a universal accommodating slot and an accommodating space concavely formed at the top and the bottom of the main body respectively, and a first electrically conductive plate and a second electrically conductive plate both installed at the top of the main body proximate to the universal accommodating slot, wherein the second electrically conductive plate is electrically coupled with a lamp holder base contained in the accommodating space, a metal spring plate is embedded into the main body, and a pressing element is contained in the universal accommodating slot and can be rotated or moved back and forth in the universal accommodating slot for pressing against a flange of the metal spring plate, such that the metal spring plate can be electrically coupled to or detached from the first electrically conductive plate.

Abstract: An online time dimmer is disclosed, which comprises a base, an electric circuit unit lodged in the base and a top cover joined with the base correspondingly. The electric circuit unit is functionally made up of a dimmer circuit and a time circuit, and structurally comprises a power switch and a time switch, which are activated by a switch button and a time button respectively. When in use, one end of the unit connects electrically to a power supply through electric wires and a plug, while the other end to a lighting load through electric wires. Once depressing the switch button will in turn press the power switch, which activates power-on, power-off and the adjustment of brightness operated on the lighting load through the dimmer circuit. And depressing the time button will in turn press the time switch, which enables the time circuit to operate time setting on the lighting load.

Abstract: A lamp holder includes a contact plate having an end in a curved shape, and the other end fixed onto a side of an insulating base by an end of a first fixing element, such that a predetermined distance is formed between the end of the contact plate and the insulating base. The first fixing element is passed through the insulating base, and the other end thereof is outside the other side of the insulating base for coupling an anode wiring element. A thread is formed inside a contact socket, and an extended portion is extended from the bottom side of the contact socket and fixed onto the insulating base by a second fixing element, and the second fixing element is passed through the insulating base, and the other end thereof is outside the other side of the insulating base for coupling a cathode wiring element.

Abstract: The present invention relates to a heat dissipation structure comprising a metal base and a plurality of cooling fins, wherein the metal base is formed with a receiving space therein for receiving a heat generating object, an outer surface of the metal base is equidistantly formed with a plurality of recesses, each of the cooling fins is formed by a U-shaped metal plate including two heat dissipation portions and an elastic engagement portion, the elastic engagement portion is in U-shape and has two ends connected to one end of each of the two heat dissipation portions respectively, and an outer surface of the elastic engagement portion can be engaged with an inner surface of each of the recesses by the resilience thereof, so as to efficiently increase the amount and heat dissipation area of the cooling fins and greatly enhance the heat dissipation efficiency of the heat dissipation structure.

Abstract: An online time dimmer is disclosed, which comprises a base, an electric circuit unit lodged in the base and a top cover joined with the base correspondingly. The electric circuit unit is functionally made up of a dimmer circuit and a time circuit, and structurally comprises a power switch and a time switch, which are activated by a switch button and a time button respectively. When in use, one end of the unit connects electrically to a power supply through electric wires and a plug, while the other end to a lighting load through electric wires. Once depressing the switch button will in turn press the power switch, which activates power-on, power-off and the adjustment of brightness operated on the lighting load through the dimmer circuit. And depressing the time button will in turn press the time switch, which enables the time circuit to operate time setting on the lighting load.

Abstract: A temperature control switch comprises a switch casing, which contains a springy slice, where the springy slice is provided with a thermostatic bimetal strip on its bouncing end. The thermostatic bimetal strip is provided with an electric heating device, where the first end and second end of the device are respectively connected in series between a first control terminal and the thermostatic bimetal strip. The elevated end of the thermostatic bimetal strip links one end of an uplifted metal slice to form an incompletely fixed link point, while the other end of the uplifted metal slice features a swaying contact, which corresponds to the contact point that a second control terminal joins. When subjected to heat, the one end of the thermostatic bimetal strip deforms, enabling the swaying contact to separate from the contact point, thus preventing the contact point from being damaged by the heat.

Abstract: The present invention is to provide a push-cord energy saving lamp holder that is easy for the stripping of power cord, which comprises: a lamp holder body, having push-cord holes and nearby cord-stripped sockets at its top, and first lodging troughs and second lodging troughs in its internal; a set of push-cord stands, each having a plug face from which a power connect face and a conducting face are formed by bending its top and bottom portions, where the edge of the power connect face is further divided into a power connect notch corresponding to the push-cord hole and a cord-stripped trench corresponding to the cord-stripped socket; a set of conducting springy slices, having a plug face lodged in the second lodging trough for a fixing and a conducting face connected to the conducting face of the push-cord stand; and a cover plate, placed on the hollow of the lamp holder body, having a set of positioning grooves on the plate, which accommodate the insertion of the conducting terminals of an energy saving la

Abstract: The present invention is to provide a temperature control switch, comprising a switch casing, which contains a springy slice, where the springy slice is provided with a thermostatic bimetal strip on its bouncing end. The thermostatic bimetal strip is provided with an electric heating device, where the first end and second end of the device are respectively connected in series between a first control terminal and the thermostatic bimetal strip. The elevated end of the thermostatic bimetal strip links one end of an uplifted metal slice to form an incompletely fixed link point, while the other end of the uplifted metal slice features a swaying contact, which corresponds to the contact point that a second control terminal joins. The uplifted metal slice joins a springy element at its middle portion, where the springy element is fixed in the switch casing.

Abstract: This invention is to provide an instant insertion and extractable wire connector, comprising a shell, a clip, at least two wire extracting chunks, an insert and a cover. One side of the clip is extended to form at least two separated curved segments, and an arc is located next to the curved segments, where its bottom end forms a holding edge. And each curved segment has an enhanced tendon. The wire extracting chunks are placed at the shell, where its inner end inserted in the corresponding cavity has a top indent, for pressing the holding edge of the clip for the extraction purpose. Its middle part is provided with a clasp chunk at a side to confine the moving distance of the wire extracting chunk. The outer end is provided with a push end for the pushing purpose. Accordingly, this invention can accomplish promptness in the insertion and extraction of an electric wire.

Abstract: The present invention is to provide an energy saving lamp holder, structurally comprising a body, a set of conducting spring leaves, a set of elastic articles, an anti-backspin guide plate and a positioning plate. When installing an energy saving bulb by inserting the conducting terminals of the bulb in the positioning grooves of the positioning plate for a twist, the anti-backspin guide plate is pressed to move inward and back soon. The anti-backspin guide plate and the contact plate of the conducting spring leaf jointly seize the conducting terminals and refrains the bulb from being back spinning. The energy saving lamp holder disables electric conduction before the completion of the installation of a bulb, which further ensures no possibility of careless electric shock.

Abstract: A fast plugging power line connector includes a female body, a male body, two plugging plates, two line connecting bases and two terminal clips. The female body has a locking projection, a separating wall to divide it into two plugging grooves. The male body has a separating wall to divide it into two terminal grooves, and a restricting projection with a locking hook used to lock together with the locking projection. The plugging plates are fixed in the plugging grooves, respectively having two line-clipping grooves to clamp a power line. The two line connecting bases are inserted in the female body. The terminal clips are installed in the terminal grooves of the male body. With the locking hook of the male body locked with the locking projection of the female body, the power line connector is conveniently and safely assembled by a consumer.

Abstract: The invention is to provide a switch lamp holder, which comprises: a core, having a switch control element stretched from its lateral and a set of penetrating orifices which are residing at the oblique areas of the core, and joining a hollow chamber at its one end; a cover, having a through hole at its top and a hollow chamber at its bottom to conceal the core with an joint, and having a slot at its lateral to allow the passage of the switch control element; and a positioning plate, offering a set of posts at its top, capable of joining the penetrating orifices, and a set of positioning grooves, for accommodating a set of conducting spring slices, and the conducting spring slices is provided with a connecting cord to extend upward to join said core.

Abstract: A current breaker includes a shell, a switching member, a movable conductor, a first conductive strip, a second conductive strip, a third conductive strip, a snap strip, a disengaging member and a locking member. In case of excessive current, the snap strip disfigures to move the disengaging member for releasing the locking member from the movable conductor, and then separates the movable conductor from the first conductive strip so as to cut off current. Moreover, even if the switching member should accidentally be compressed immovable in the ON condition, this current breaker still could work to cut off current automatically.

Abstract: An electronic current limiter includes a power supply transformation circuit to transform an alternating-current power supply into a direct-current power supply, a current detection circuit to sense and detect a current from the input terminals of the power supply transformation circuit and a detection control circuit to turn on or off the power supply according to an output signal of the current detection circuit. Thus, when the load current of the lamp is increased to exceed a predetermined value, the power supply to the lamp is interrupted to turn off the lamp so as to prevent the lamp from being worn out due to an excessive load current.

Abstract: A lamp socket includes a first shell, a second shell combined with the first shell, a separation plate rested on a bottom of the first shell and the second shell, a base secured to the separation plate, an electronic unit mounted in the first shell and electrically connected to the base to supply an electric current to the base, a light-regulating unit mounted in the second shell and electrically connected to the electronic unit to regulate the electric current from the electronic unit to the base. Thus, the electronic unit is used to provide a current to light the electric bulb, and the light-regulating unit is used to regulate the current value of the electric bulb, so that the lamp socket has a stageless light-regulating function.

Abstract: An electricity limit protection switch includes a relay, a sample-hold circuit having a current mutual inductor and an operational amplifier, and a compare and execution circuit having a plurality of operational amplifiers to operate the signal from the sample-hold circuit and a control element to control operation of the relay according to operation of the operational amplifiers so as to turn on or turn off the relay. Thus, the electricity limit protection switch can achieve an electricity limit protection purpose by sensing the magnitude of the current passing through the load.

Abstract: A lamp socket includes a first shell, a second shell combined with the first shell, a separation plate rested on a bottom of the first shell and the second shell, a base secured to the separation plate, an electronic unit mounted in the first shell and electrically connected to the base to supply an electric current to the base, a light-regulating unit mounted in the second shell and electrically connected to the electronic unit to regulate the electric current from the electronic unit to the base. Thus, the electronic unit is used to provide a current to light the electric bulb, and the light-regulating unit is used to regulate the current value of the electric bulb, so that the lamp socket has a stageless light-regulating function.

Abstract: A detachable lamp socket includes a top cover, a mounting plate secured on the top cover, a housing detachably mounted on the mounting plate, a base secured in the housing, a circuit board mounted in the housing and supported by the base, and a locking rod movably mounted in the base and having a first end extended through the circuit board and the housing and retractably extended into the mounting plate to lock the housing onto the mounting plate. Thus, the housing can be rotated relative to the mounting plate to detach the housing from the mounting plate for maintenance of the lamp socket.

Abstract: A line switch able to modulate light includes an upper cover, a lower cover and a rotary selector positioned between the upper and the lower cover. When the rotary selector is turned clockwise, the line switch can turn on and modulate light to be half bright, and when the rotary selector is further continuously turned clockwise, light can be modulated to be fully bright, but when the rotary selector is further turned clockwise again to return to the original position, the line switch will be under an OFF condition again. Thus the line switch has two stages of different lighting in addition to the function of turning on and off.

Abstract: The terminal ends of a dual lead wire are secured against detachment from a pair of terminal jacks by a pair of C-shaped supports positioned adjacent the jacks and engaged by the dual conductors of the wire in a light knob switch socket assembly.