Abstract: The present invention relates to an apparatus (1) for a sorting system comprising an activating member (2), a fastening bracket (3), and a discharge arm (4) which at an end part (5) is pivotally connected with the fastening bracket (3) at a side (6) of a conveyor (7), where the discharge arm (4) by means of the activating member (2) is adapted for being swung between a passive position (9) approximately parallel to the side (6) of the conveyor (7) and a number of active angular positions (8) in relation to the conveying direction (A) of the conveyor (7), where the activating member (2) comprises an electrically driven stepping motor or servomotor having a control unit being adapted for determining a pattern of motion and/or speed profile of the discharge arm (4).

Abstract: A three-side stacker with a side push frame at one end of the stacker, on which a side arm is horizontally movably mounted, wherein the side arm has a first portion mounted by the side push frame and a second portion which is mounted pivotally around a vertical axis on the first portion and holds a load supporting means, a pivoting equipment for the second portion, mounted on the first portion, an upper and a lower horizontal guideway on the side push frame, with which guide rolls on the first portion of the side arm co-operate, as well as with an upper and lower toothed rack into which gear wheels engage which sit splinedly on a common shaft which is rotatably mounted in the first portion, and with a rotational drive for the torsion shaft on the first portion, wherein guideways are arranged on the side push frame in parallel to the toothed racks, and spacer rollers sit on the shaft, which co-operate with the guideways and determine the distance of the gearwheels from the toothed racks.

Abstract: An endless chain for conveying panels and the like to be processed comprises a link chain entrained in a closed loop pattern about entrainment means and being coupled to chain driving means including a linear motor controlled by a control encoder for controlling the link chain movements.

Abstract: A switching arrangement capable of preventing water from passing through an opening of a cylinder from outside to enter into a casing is disclosed. A switching arrangement includes a switch, a casing in which the switch is accommodated, a cylinder provided on the casing to be opened up and down to be communicated to an interior of the casing, and an operation knob provided to cover the opening of the cylinder, the operation knob being operated to switch the switch on and off, and wherein a step rising toward the cylinder is provided in a position closer to the cylinder than an outer peripheral surface of the operation knob around the cylinder on the casing.

Abstract: A method for manufacturing a keypad is provided. First, a patterned metallic sheet is provided. This patterned metallic sheet has a front surface and a rear surface and includes a plurality of key units that can be operated independently. These key units have a plurality of hollow structures thereon. Then, an adhesion-enhancing layer is formed on the rear surface of the patterned metallic sheet. Next, a color layer is formed on the adhesion-enhancing layer. A protruding point layer is formed on the adhesion-enhancing layer to cover the color layer. The protruding point layer has a plurality of protruding points that correspond to the positions of the key units. Finally, a light emitting device layer is disposed on the protruding point layer. The keypad manufactured according the disclosed method has a better light transmitting uniformity.

Abstract: A safety switch operating mechanism having an engagement mechanism mechanically linked to a plunger and arranged to receive an actuator such that insertion of the actuator into the engagement mechanism moves the plunger to a first position and removal of the actuator from the engagement mechanism moves the plunger to a second position. The safety switch operating mechanism having a resilient member which engages with the plunger and resiliently resists movement of the plunger from the first position to the second position. The engagement of the resilient member with the plunger resists inadvertent removal of the actuator from the engagement mechanism.

Abstract: A roller structure and an electronic device using the same are provided. The roller structure includes a bearing element, an axis element, a sliding element and a seal element. The bearing element has a fillister and a passage. The axis element is rotatably plugged into the fillister and has a recess. The seal element is connected to the bearing element for forming the passage inside the bearing element and sealing the passage. When the electronic device is at an operating status, the sliding element is slidden into the passage so that the cover rotates with respect to the body. When the electronic device is at another operating status and the surface of the cover forms an angle with the surface of the body opposite to the cover, the sliding element is partly positioned between the recess and the passage for limiting the roll range of the axis element.

Abstract: A capacitive lock can include various circuits that allow it to operate more efficiently and with greater accuracy. For example, when a user continuously touches a door handle for a certain time duration, a sensor can be configured to retain a variation in capacitance. When the door handle is continuously touched, a time constant circuit (timer) can be provided inside the entry system and measures the contact time and unlocks a door on the assumption that the user has a will to unlock and/or operate the vehicle or other apparatus.

Abstract: In one embodiment, a switch includes first and second mated substrates defining therebetween a number of cavities. A plurality of electrically conductive elements extends to near at least a first of the cavities. A switching fluid, held within at least the first of the cavities, serves to electrically, but not physically, couple and decouple at least a pair of the electrically conductive elements, in response to forces that are applied to the switching fluid. A passivation layer covers at least a first of the electrically conductive elements and i) separates the first of the electrically conductive elements from at least the first of the cavities, and ii) is a dielectric for a capacitor formed between the first of the electrically conductive elements and the switching fluid. Other switches, and methods for making same, are also disclosed.

Abstract: A diving suit made of a rubber material comprising HNBR (hydrogenated nitrile butadiene rubber) is disclosed, as well as a process for the production of the diving suit and the use of HNBR in a rubber material of a diving suit for use in contaminated water.

Abstract: A key assembly (B) mounted on a circuit board (200) includes a frame (23), a keytop (24), a switch (21), and a light emitting component (22). The frame includes a protrusion (230) formed a front thereof. The keytop defines a slot (241) shaped to correspond to a shape of the protrusion. The protrusion is received in the slot without protruding from a surface of the keytop. The switch is for electrically connection to the circuit board. The light emitting component is disposed inside the frame and for electrically connection to the circuit board. An electronic device (A) utilizing the key assembly is also provided.

Abstract: A switching device has a switch, a case within which the switch is accommodated, a cylinder which is provided on an upper surface of the case and open to above and below to communicate with the inside of the case an operation knob which covers an opening of the cylinder and swings in a front-to-rear direction, and an operation bar which extends from the operation knob through the opening into the case to transmit the motion of the operation knob to the switch. A guide member is disposed between the case upper surface and the end of the operation knob. The guide member is inclined in the left and right directions so as to guide water toward the sides of the case.

Abstract: A push button mechanism that includes plural push button members and one or more positioning members. The plural push button members have push portions for receiving an external force. The positioning member includes plural positioning portions corresponding to each shape of the plural push button members. The positioning member prevents engaging each corresponding push button member with each positioning portion that does not correspond to the push button member.

Abstract: A spherical bi-stable mechanism includes a planar bi-stable compliant member including an input and an output, and a spherical mechanism member coupled to the output of the first planar bi-stable compliant component. An actuation of the first planar bi-stable compliant member in a first plane is configured to cause the spherical mechanism member to be selectively positioned in a second plane.

Abstract: Key actuators and other switching devices are formed of a conductive loaded resin-based material. The conductive loaded resin-based material comprises micron conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers in a base resin host. The ratio of the weight of the conductive powder(s), conductive fiber(s), or a combination of conductive powder and conductive fibers to the weight of the base resin host is between about 0.20 and 0.40. The micron conductive powders are formed from non-metals, such as carbon, graphite, that may also be metallic plated, or the like, or from metals such as stainless steel, nickel, copper, silver, that may also be metallic plated, or the like, or from a combination of non-metal, plated, or in combination with, metal powders. The micron conductor fibers preferably are of nickel plated carbon fiber, stainless steel fiber, copper fiber, silver fiber, or the like.

Abstract: The present invention provides a method of sterilization with an electrolytic water, including: electrolyzing a raw water with an electrolytic unit including: a cathode; and an anode at least having a part containing a conductive diamond to prepare an electrolytic water; and ejecting the electrolytic water to a substance to be sterilized, and an electrolytic water ejecting apparatus.

Abstract: A display apparatus includes a display panel, a casing formed with an opening and to accommodate the display panel, an anion generator disposed with the casing and having an electrode and a circuit part connected to the electrode to drive the electrode to generate anions, and a covering member provided between the opening in the casnig and the anion generator and having a conductive main body plate including an anion discharging part to discharge the anions generated by the anion generator and a ground part extending from the main body plate within the casing. Thus, the display apparatus can stably discharge anions through an anion ventilation aperture.

Abstract: A sputter target assembly particularly useful for a large panel plasma sputter reactor having a target assembly sealed both to the main processing chamber and a vacuum pumped chamber housing a moving magnetron. The target assembly to which target tiles are bonded includes an integral plate with parallel cooling holes drilled parallel to the principal faces. The ends of the holes may be sealed and vertically extending slots arranged in two staggered groups on each side and machined down to respective pairs of cooling holes on opposite sides of the backing plate in pairs. Four manifolds tubes are sealed to the four groups of slots and provide counter-flowing coolant paths.

Abstract: The arrangement and method for sputtering material onto a workpiece and cleaning a target of the sputtering chamber includes exposing a target to an electromagnetic field of a strength sufficient to remove particles from the target. The electromagnetic field is generated by an electromagnetic device that is positioned in proximity to the target and generates a strength greater than a strength of a cathode magnetic field behind the target to safely remove the contaminating particulates from the target, which may be made of a strong magnetic material.

Abstract: A plating apparatus (10) provided with: a plating vessel (61a to 61d) having a cylindrical side wall (361) for containing a plating liquid; a substrate holding mechanism (74a to 74d) for generally horizontally holding a generally round substrate (W) to be treated; a cathode ring (80) provided in the substrate holding mechanism and having substantially the same inner diameter as the plating vessel for sealing a peripheral edge portion of a lower surface of the substrate, the cathode ring having a cathode (83) to be brought into contact with the substrate held by the substrate holding mechanism; and a rotative driving mechanism (45) for rotating the substrate held by the substrate holding mechanism together with the cathode ring; wherein the plating vessel has an upper edge portion complementary in configuration to a portion of the cathode ring opposed to the plating vessel so that the lower surface of the substrate held by the substrate holding mechanism can approach the plating vessel so as to be substantiall

Abstract: An apparatus and method for positioning each of the many silver electrodes in the tank of solution such that arcing does not occur. This consists of a light or electromagnetic detector held in the tank of solution so as to be close to the point where the silver electrode comes in contact with the solution. When the silver electrode comes out of the solution such that an electrical arc occurs the detector observes this and sends a signal to the motor control. This signal is in turn sent to the gear head electric motor causing it to turn. This turning action causes the two pressure rollers to turn and move the silver wire, which is held between the rollers, down into the solution until the arcing stops.

Abstract: An apparatus for forming a fluid dynamic pressure groove in a fluid dynamic pressure bearing including a mechanism for positioning and securing multiple workpieces to be machined to their respective machining devices; a mechanism for imparting an electrochemical dissolving effect to each target surface of the multiple workpieces to be machined, each of these workpieces serving as a part of the fluid dynamic pressure bearing; and a mechanism for forming at least one fluid dynamic pressure groove on each target surface of the multiple workpieces to be machined. The groove has a specified shape, dimension and surface condition. The same electrolyte is directed from a common electrolyte tank to each machining device used on the multiple workpieces.

Abstract: An apparatus (12) for applying a zinc or zinc-alloy electroplate to a workpiece comprises an electroplating bath (16) having a pH more than about 14. The electroplating bath includes zinc ions and an additive. A cathode workpiece (18) is in the bath. An anode assembly (20) contacts the bath. The anode assembly includes an anolyte and an insoluble metal anode in the anolyte. The additive is capable of electrolytically breaking down upon contact with the anode. The anode assembly inhibits the electrolytic breakdown of the additive.

Abstract: A tantalum sputtering target, wherein when the sum of the overall crystalline orientation is 1 on a tantalum target surface, the area ratio of crystals having any orientation among (100), (111), (110) does not exceed 0.5. Thus, obtained is a tantalum sputtering target having superior deposition properties where the deposition speed is high, film evenness (uniformity) is superior, and generation of arcings or particles is reduced.

Abstract: A vacuum arc vapor deposition apparatus of a deflection field type includes a plurality of vapor deposition units (UN1, UN2) each including a vapor source (3, 3?) and a curved filter duct (4, 4?) provided with deflection field forming coils (400, 42 or 42?). The ducts (4, 4?) have duct ends opposed to the deposition target holder (2) and formed together to provide a common duct end (40). The vapor source (3, 3?) is arranged on the other end (41, 41?) of each duct. The coil (400) is arranged for the common duct end (40), and one magnetic field forming coil (42, 42?) is arranged for each of the ducts. An adjusting device (motors m1, m2 and drive device PC, motors M1, M2 and drive device PC1, motors M1?, M2? and drive device PC1?) for adjusting a state of arrangement is arranged for each coil. This vacuum arc vapor deposition apparatus can form a thin film of good quality having a desired structure on the deposition target with good productivity.

Abstract: A method for manufacturing an electrochemical sensor and a structure thereof are provided. The method includes steps of (a) providing an injection-molding device, (b) providing an isolating substrate having a first recess and a first through hole, (c) positing the isolating substrate in the injection-molding device, (d) injecting a conductive plastic material into the injection-molding device for forming a conductive strip disposed in the first recess and including an output terminal and a testing electrode disposed in the first through hole, (e) providing a chemical reagent, and (f) positing the chemical reagent on the testing electrode for testing a sample solution.

Abstract: A regeneration apparatus for an electroless plating solution includes a sensor for measuring the formation rate of phosphorous acid formed in a plating tank in response to a plating treatment, a split device for taking out a plating solution in the plating tank to transfer the plating solution to a first processing tank, a sensor for measuring the concentration of the phosphorous acid contained in the plating solution taken out, an addition device for supplying calcium carbonate or calcium hydroxide, an amount of which is required for producing a calcium phosphite from the phosphorous acid contained in the plating solution, to the first processing tank, a separation device for separating and removing the calcium phosphite produced in the first processing tank from the plating solution, and a return pump for transferring the plating solution from which the calcium phosphite has been separated and removed to the plating tank.

Abstract: A three-dimensional bioelectrochemical sensor strip structure includes a pair of insulating substrates, a transparent reacting area disposed at an end of the substrates, an opening disposed around the periphery of the reacting area, an electrode having an operating electrode and a reference electrode of different polarities disposed between the substrates, a spacer disposed between the electrodes, and a hydrophilic enzyme covered onto an end of the electrode facing the substrate. When a test is performed, an end of the electrode not covered by the hydrophilic enzyme is inserted into the sensing machine, and the testing object (such as blood) is dripped into any position of the opening of the reacting area, such that the enzyme is dissolved quickly. With the spacer, the electrodes at both sides of the spacer provide a guide of a channel, and a dedicated biochemical reaction is conducted between the oxidation-reduction substance and the test object to produce an electron transfer.

Abstract: A method of fabricating an electrode assembly of a sensor is described. The sensor has a field effect transistor. The electrode assembly is separated from the field effect transistor by only a conductive line. The sensor is functioned to detect different glucose concentrations. A solid layer of tin oxide is deposited on a substrate board. A ?-D-glucose oxidase and polyvinylalchol bearing styrylpyridinium groups are placed in 100 ?l of sulfuric acid, to form an enzyme mixture. The enzyme mixture is dropped on the solid layer of tin oxide. The enzyme mixture is dried. The enzyme mixture is exposed to a UV ray. The enzyme mixture is dried and stabilized. The enzyme mixture is immersed in a sulfuric buffer.

Abstract: An electrochemical sensor with a capillary channel is formed by placing a sacrificial insert on a sensor base and applying casting material. After a casting material is cured, the sacrificial is removed leaving a capillary channel in the sensor. The insert may be removed by a tool including a clamp for clamping and holding the insert stationary and a sliding block to which the sensor is secured.

Abstract: This invention provides a method for forming multi-layered coating film excelling in appearance, corrosion resistance and chipping resistance, which comprises applying a first coloring paint (B), second coloring paint (C) and clear paint (D) onto cured coating film of a specific electrodeposition paint (A) of low weight loss under heating, wet-on-wet by the order stated; and heat-curing the three-layered coating film simultaneously.

Abstract: A novel structure is provided in which mesopores are oriented. Further a mesoporous film is provided which has two-branched diffraction peaks at intervals or 180° according to in-plane X-ray diffraction.

Abstract: An electrochemical cell 102 comprises an ion exchange membrane 10 having anion and cation exchange materials. The membrane 10 can have separate anion and cation exchange layers 12, 14 that define a heterogeneous water-splitting interface therebetween. In one version, the membrane 10 has a textured surface having a pattern of texture features 26 comprising spaced apart peaks 28 and valleys 30. The membranes 10 can also have an integral spacer 80. A cartridge 100 can be fabricated with a plurality of the membranes 10 for insertion in a housing 129 of the electrochemical cell 102. The housing 129 can also have a detachable lid 96 that fits on the cartridge 100. The electrochemical cell 102 can be part of an ion controlling apparatus 120.

Abstract: Disclosed are embodiment of systems, methods, and apparatus for decreasing the concentration of at least one ionic or molecular species comprising a metal in a solution. In one illustrative embodiment, an electrochemical device is provided that includes first and second electrodes coupled with one another. A metal trap is provided, which is configured to decrease the concentration of at least one ionic or molecular species comprising a metal, the ionic or molecular species having been generated by the electrochemical device in a solution proximate at least one of the electrodes. In some embodiments, the electrochemical device may be incorporated into a fluid delivery device.

Abstract: A printed circuit board based digital or droplet microfluidic system and method for producing such microfluidic system are disclosed. The digital microfluidic device comprises a printed circuit board having a substrate and a plurality of electrode pads disposed on the top surface of the substrate in a rectangular array. A via extends from each electrode pad through the substrate to other locations on the substrate . A dielectric layer is disposed on the electrode pads. Droplets may be manipulated using electrowetting principles and others by applying a voltage to the desired electrodes. Each electrode pad can be controlled directly and independently from the other electrode pads to modify the surface wettability of the dielectric layer in the vicinity of the electrode pad by applying a voltage to the desired electrode pad(s). In this way, droplets may be formed, moved, mixed, and/or divided or other small objects manipulated while in air or immersed in a liquid on the dielectric surface.

Abstract: The method of manufacturing a wiring board comprises the steps of: forming a flow channel by covering a groove formed in a resin substrate by means of a covering member; and filling a liquid containing conductive metal into the flow channel, and depositing the conductive metal onto wall faces of the flow channel.

Abstract: Microreactors (10) and methods for generating hydrogen peroxide are disclosed. More specifically, microreactors (10) and methods are provided for the batchwise generation of hydrogen peroxide in which respective hydrogen and oxygen electrolysis chambers, and a hydrogen peroxide reaction chamber is fluid-connected to and positioned physically between, the electrolysis chambers. In specially preferred embodiments, the hydrogen peroxide microreactor (10) of the present invention will be in the form of a silicon chip reactor body having a pair of electrolysis channels (14-1, 14-2), reactant channel (14-3) positioned between the electrolysis channels, and at least one (preferably several) connector channel(s) (14-4) which fluid-connect(s) the pair of electrolysis channels (14-1, 14-2) with said reactant channel (14-3). A pair of electrodes (16-1, 16-2) is provided so that each is in operative association with a respective one of the electrolysis channels (14-1, 14-2).

Abstract: An apparatus, system, method and computer program product directed to controlling corrosion of a conductive structure in contact with a corrosive environment and electrically connected to one or more anodes, wherein the anodes are less noble than the conductive structure, where the corrosion is controlled by a controllable filter and a corresponding electronic control unit configured to process at least one stored or measured parameter, and wherein the apparatus, system and method serve to prolong the lifetime of the one or more anodes by reducing, minimizing or substantially eliminating their sacrificial character.

Abstract: An oxygen sensor has a laminated body with a fluid sample inlet end and an electrical contact end, a fluid sample inlet, a substantially flat test chamber communicating with the fluid sample inlet where the test chamber is adapted to collect a fluid sample through the sample fluid inlet, a working electrode and a reference electrode within the test chamber, and a reagent matrix disposed on the working electrode where the reagent matrix contains an oxidase, a reduced form of a redox mediator and a peroxidase.

Abstract: The invention relates to a holder for attaching a lighter to the narrow face of a cigarette packet. The holder includes two spring lugs, overlapping the cigarette packet in the area of said narrow face on a front side and a rear side. At least one spring lug has a ridge-type stop element on an inner side, facing the other spring lug, said element extending at least over a partial length of the spring lug and parallel or approximately parallel to the lighter axis.

Abstract: This invention relates to disposable containers for storing, transporting and serving food, and more particularly to disposable containers for storing, transporting and serving baby food that include additional elements, e.g., one or more utensil and napkin (e.g., moist napkin), attached thereto for serving the food and cleaning up. The invention also relates to methods of supplying such containers with food as well as methods of transporting such containers.

Abstract: A dispensing closure (15) for a container (20), such as a beverage container, is provided so as to selectively dispense a product (30) carried by the closure (15) into the container (20). The container has a neck portion with which the closure is engaged to close or seal the container (20). The closure (15) has a body (21) having an outer wall portion (22) to engage an outer surface of the container neck to releasably secure the closure to the container. The closure (15) is provided with a compartment (16) to contain the product (30) to be dispensed. The compartment (16) is formed by a cylindrical side wall (17), a top wall (18) and a frangible bottom wall (19). A cutting blade (31) is moveable relative to the side wall (17) and the bottom wall (19) to break open the frangible bottom wall (19) to selectively dispense the contents (30) into the container (20). The closure (15) has means restricting inadvertent relative movement of the cutting blade (31).

Abstract: A bottle cap for universal retrofitting to one of a number of pre-existing beverage containers containing a beverage and having a removed cap and threaded aperture, having at least one container portion for containing at least one dispensable material, a threaded portion for receiving the threaded aperture and creating, when threaded, a water-tight assembly; and a bag containing the dispensable material located in the container portion. Upon screwable attachment of the threaded aperture into the cap, the threaded aperture parses at least a portion of the bag to permit feeding of the material into the beverage. A plurality of such caps is also shown packaged for commercial sale. The material contained in the cap is selected from the group consisting of vitamins, medicaments, teas, flavors, concentrates and water-soluble food material.

Abstract: A consumer pack with flexible outerwrap around the pack has a tear tape between the pack and the outerwrap for separating the outerwrap into upper and lower portions when the consumer pack is opened. A multi-layer aromatic strip is positioned on an outer surface of the outerwrap just outside the tear tape, and the aromatic strip is secured thereto by an adhesive layer. The aromatic strip includes a fibrous substrate soaked with fragrance and an outer barrier surface that seals in the fragrance. When the tear tape separates the outerwrap into upper and lower portions, the outer barrier surface and the fibrous substrate are broken open to release fragrance to the surroundings.

Abstract: A display box for watch, bracelets or chain-like jewelries includes a box body with a surrounding wall defining a receiving compartment has a locker wall and a locking groove, and a display arrangement. The display arrangement includes a display stand adapted for detachably holding said display object in position, a folding panel connected between the box body and the display stand, a locking member extended from the folding panel for engaging with the locking groove and is shielded from the locker wall, and a security locker locking up the display stand through the locking member as a security measure for the display box.

Abstract: A package for containing a bearing includes a first portion and a second portion. The first portion includes a body and a recess formed in the body. The second portion includes a body and a hub formed in the body. A first projection can be provided on the body of the first portion and a second projection can be provided on the body of the second portion. The first projection and second projection can extend outwardly from the first portion and second portion, respectively. The recess is adapted to receive the hub to effectuate mating engagement of the first portion and the second portion. Furthermore, when the bearing is provided in the package, the first projection and second projection are received in the interior cavity of the bearing to constrain movement of the bearing in the package. A packaging insert impregnated or coated with a vapor corrosion inhibitor can be provided within the package to inhibit corrosion of the bearings.

Abstract: A magnetic tool organizing system (10) including a base substrate (12) having an inner base substrate area (14), a base substrate front surface (16) and a base substrate rear surface (18); at least one magnetic element (20) positioned at least partially within the inner base substrate area (14); and a cover element (24) including a rim portion (28) and positioned adjacent the at least one magnetic element (20). The rim portion (28) of the cover element (24) is at least partially embedded within an area of the base substrate (12), thereby securing the at least one magnetic element (20) within the base substrate (12). A method of manufacturing a magnetic tool organizing system (10) is also disclosed.

Abstract: A needle driver is described that can be used to drive a plurality of surgical needles into or proximate to tissue of a living body. The needle driver assists the surgeon in perforating the tissue, creating the tracts at a desired depth, and creating multiple tracts simultaneously. The needle driver is configured to hold the needles securely when creating the tracts, and is also configured to disengage from the needles after the tracts have been created.

Abstract: A hex wrench storage device includes a body having a first face and a second face opposite to the first face. The first face forms a plurality of receiving recesses having different width for receiving a plurality of hex wrenches having different sizes. The hex wrench storage device further includes a plurality of press devices mounted on the receiving recesses so that the hex wrenches are positioned in the receiving recesses without falling.

Abstract: A tool box includes a housing having a number of orifices formed in an upper wall, and a carrier slidably received in the housing and having a number of socket openings for receiving tool members. The carrier is slidable relative to the housing for selectively moving the tool members in and out of the housing. A spring member may be engaged between the housing and the carrier, for biasing the carrier to move the tool members out of the housing. The carrier includes a bore for slidably receiving a guide post of the housing, and for guiding the carrier to move up and down relative to the housing. An anchoring device may anchor the carrier to the housing at the inwardly storing position.