Abstract: A cellular cushion includes a base, a plurality of hollow cells, and a sealing layer. The base includes at least a first layer and a second layer. The plurality of hollow cells are coupled to the base and extend outwardly from the base. Moreover, the plurality of cells are coupled together in flow communication. The sealing layer is coupled to at least one of the base first and second layers. At least one of the sealing layer and the base defines a plurality of lock pockets, wherein each of the lock pockets is positioned between adjacent hollow cells for selectively controlling flow communication independently to each of the plurality of hollow cells within the cellular cushion.

Abstract: A mattress or another type of support surface which allows for discrete manipulation of the pressure on a supported body. The present invention includes resilient fluid cells having a spring bias, grouped to allow adjustable dynamic control of the pressure exerted on various locations of the body support. Each of the fluid cells has a multiple port air distribution system, either integral to the fluid cell or attached to the fluid cell. The multiple port air distribution system includes ports and allows for the control of intake flow, outflow, and sound. A harnessing system is attached to the ports of the multiple port air distribution system and interconnects the fluid cells in a pattern desired by the user. The harnessing system controls the directions and flow volume of air into the fluid cells creating selected zones. The harnessing configuration is customizable to a particular patient. The fluid cells are held together by a casing.

Abstract: The last is characterized in that the rear part and the main part are joined along a circular surface having a horizontal axis located above and at the front of the last. The rear part is provided with a generally U-shaped elastically deformable stirrup, whereby the branches thereof are designed in such a way that they are locked on the support of the last, whereby means are provided to ensure that the stirrup can be moved away from the support and that the rear part can be displaced, in relation to the main part, into a retracted position and vice-versa.

Abstract: An adjustable pulsating submersible (10) is taught consisting of, a lower pool sweep body (20) with a resilient skirt (22) attached underneath. An integrated valve (50) is positioned within the lower pool sweep body and is used to accomplish a preliminary pre-selected flow adjustment. An upper pool sweep body (88) is placed over the integrated valve and is attached to the lower pool sweep body with threads in no more than one quarter turn. A flow adjuster (102) is slid tightly into upper pool sweep body and includes a number of first flow openings (104). A flow gate (106) is slid onto the flow adjuster and may rotate within limits with the flow adjuster. The flow gate incorporates a number of second flow openings (108) aligned with the first flow openings, when the flow adjuster is manually rotated the second flow openings misalign with the first flow openings providing precise adjustable flow operation.

Abstract: A powered toothbrush which has been designed for improved ergonomics and for assisting the user in using a powered brush in an improved and gentler manner. The powered toothbrush includes a handle portion having a base member at one end thereof. A neck portion extends from the other end of the handle portion with the head coupled to the neck portion. The head includes at least one bristle carrier connected to a drive shaft rotating the at least one bristle carrier in a first rotatable direction. In order to improve the ergonomics and stability of the powered toothbrush, the handle portion is formed asymmetrical about the longitudinal axis of the powered toothbrush and the base member of the handle portion is substantially flat.

Abstract: A removable wall-mounted back scrubber includes an anchor plate that has planar front and rear surfaces. The plate is vertically attached to a vertical interior surface of a shower stall. The plate has a plurality of equidistantly spaced suction cups coupled thereto. A reservoir is detachably connected to an upper portion of the plate and includes a hollow chamber therein. The reservoir has a longitudinal length substantially equal to a latitudinal length of the cleaning surface. A plurality of discharge outlets is oriented along a bottom surface of the reservoir. A cleaning surface is attached to the front surface of the plate and is juxtaposed orthogonally thereto. The cleaning surface extends orthogonally from the plate and terminates at a distance beyond the discharge outlets.

Abstract: A contact device with resilient contact elements is disclosed. The resilient contact elements have primary structures and secondary structures. The primary structures and secondary structures have contact surfaces for engaging a working surface. The primary structures are preferably molded structures with hardness value between 10 to 90 Shores A. The secondary structures are nodules, squeegees, arrays of nodules or squeegees and matrices but are preferably bristle structures formed from plastic resins, wherein the device is configured clean dentition.

Abstract: In the manufacture of a brush-shaped grindstone (3), embedding holes (310) are formed in a grinding element holding surface (311) of a holder (31) in mutually separated positions. A base end side of a plurality of wire-shaped grinding elements (32), formed such that a composite yarn composed of inorganic filaments is impregnated and hardened with a resin, is aligned, and rod assemblies (320) are thereafter formed by fixing the base end side of the plurality of wire-shaped grinding elements (32) with adhesive (71) in holes (60) of a die material (6), which is formed to have substantially the same size as the embedding holes (310) of the holder (31). The rod assemblies (320) are thereafter embedded in the embedding holes (310) of the holder (32), and fixed with adhesive (72). Whereby, removing burrs from a precision work component, performing polishing, and the like can be carried out with good efficiency and high precision.

Abstract: The present invention relates to a modified extension part (1) and sweeper body (6) for weed mowers, in which the mentioned extension part (1) is constructed as a cylindrical disc provided with through and through recesses (7) and at least two opposite to each other not through and through milled-out recesses (5, 51) to receive in a very inventive way the triangular or polygonal bushes (15) with sweeper body (6) constructed as steel cable (14), and pressed on the end a preferably triangular bush or cover (15), in which locking is done by means of a spring loaded blocking pin (10) and can be pushed in with the thumb and finger to replace the sweeper body for which a recess (16) comes free and the sweeper body can be replaced, through which in a surprising easy way and without the requirements of tools the sweeper body (6) of the extension part (1) can be replaced.

Abstract: A connector for windscreen wiper is disclosed. The connector comprises a seat body having two lateral sides extended outwardly to form a mounting section having a front end provided with an engaging section, and the rear end of the seat body having a T-shaped elongated rod, wherein the two lateral sides of the elongated rod are respectively mounted with a vertical engaging hook and the inner edge of the seat body is provided with symmetrical semi-circular fastening plate; and (b) a hood body which is conic shape provided with a fastening hole corresponding to the seat body engaging hook; thereby a windscreen connector is formed such that a securing device of a soft-frame windscreen wiper can be secured at the fastening plate and in installation, the wiper arm is inserted into the mounting section such that the engaging hook is engaging at the engaging section at the front end of the mounting section, and the hook body is secured to the fastening hole using the engaging hook.

Abstract: An automatic roller wringer for mops and the like, consisting of the incorporation of the main gears inside the casing, one of the gears being provided with a projection for the stop, the main gears being asymmetrically assembled on either side, engaging with the fixed roller, each one of the main gears being provided with an eccentric guide on the inner part through which the pivots of the movable roller pass until the latter is in a position adjacent to the fixed roller, which upwardly rotates, the arms supporting the pivots of the arm of the movable roller being provided with a spring on each one.

Abstract: A vacuum cleaner is disclosed. The vacuum cleaner includes a motor casing to receive a driving motor with an air outlet through which air from a dust collecting chamber flows. The vacuum cleaner includes a cleaner body with a driving chamber that receives the motor casing therein. An air discharge unit is disposed at the cleaner body through which air which flows from the motor casing of the driving motor is discharged to an outside of the driving chamber. Noise reduction is achieved by guiding and reversing a discharging direction of air discharged from the motor casing at least two times.

Abstract: A suction inlet unit comprises a suction inlet main body having a bottom suction inlet, a front suction inlet formed continuously with said bottom suction inlet in the front of said suction inlet main body, and a cover for covering the front suction inlet. The cover, provided at the suction inlet main body to be movable by an adjusting mechanism for adjusting an opening area size of said front suction inlet to a determined area, is configured to decrease the opening area of the front suction inlet when a front portion of the cover is contacted by a wall or furniture.

Abstract: A spring hinge using clutch structure for eyeglasses of the invention includes a hinge bracket, a end-meshing element, a central-meshing element; a hinge cannula, a resilient element received in the hole of the central-meshing element; a fixing element; and a slide bush. The present invention uses the clutch structure to retain engagement by the pressure of a spring to achieve an easy and smooth operation during the motion of opening or closing the eyeglasses.

Abstract: The present invention provides an object a novel hinge device which is extremely valuable as a commercial product and an electronic instrument using the hinge device.

Abstract: A technique is disclosed for tracking a virus. The technique comprises copying information from a first packet; passing through a second packet; saving the copied information; determining whether an infection has been received, wherein the infection is associated with a network transmission, and wherein the network transmission is also associated with the first packet; and retrieving the saved information.

Abstract: The present invention discloses a method for making a casket having an integral image that is incorporated into one or more casket parts. A film having an image is adhered to the exterior of a casket. In one aspect, a lenticular or holographic image can be used. In one aspect, the present invention provides a way to provide a sophisticated, elegant, faux stone finish to a casket.

Abstract: Methods for manufacturing high precision arrays of curved features (e.g. lenses) in the surface of a workpiece are described utilizing orthogonal sets of inter-fitting locating grooves to mate a workpiece to a workpiece holder mounted to the spindle face of a rotating machine tool. The matching inter-fitting groove sets in the workpiece and the chuck allow precisely and non-kinematically indexing the workpiece to locations defined in two orthogonal directions perpendicular to the turning axis of the machine tool. At each location on the workpiece a curved feature can then be on-center machined to create arrays of curved features on the workpiece. The averaging effect of the corresponding sets of inter-fitting grooves provide for precise repeatability in determining, the relative locations of the centers of each of the curved features in an array of curved features.

Abstract: A process for producing a clutch friction plate in which a plurality of friction material segments are bonded to an annular flat face of an annular core plate so that oil channels are formed between the segments, the process including: a step of forming a plurality of strip-shaped friction materials by cutting a band-shaped friction material along its longitudinal direction; a step of aligning and holding portions, corresponding to the segments, of leading edge parts of the materials in positions above the core plate while positioning the portions in the peripheral direction and in the direction along one diameter of the core plate; a step of forming the segments by cutting off the leading edge parts of the materials positioned above the core plate along a cutting-off line that includes at least an arc line that follows the outer periphery of the core plate, and a step of pressing and bonding the segments onto the face coated with an adhesive.

Abstract: A shoulder protecting assembly includes an article of clothing that is removably worn on a shoulder. A panel has a top side, a bottom side, first end, a second end, a first lateral edge and a second lateral edge. The panel is arcuate from the first end to the second end so that the bottom side is concave. The panel is comprised of a resiliently compressible material. A plate is positioned within the panel and generally extends between the first and second ends. The plate is comprised of a rigid material. A fastening assembly releasably attaches the bottom side of the panel to an outer surface of the clothing so that the panel is positioned over the shoulder. A strap may be positioned on the upper side of the panel.

Abstract: A replacement device for clamping heads comprises a plurality of clamping jaws and is provided with pivoting parts, which are pivotably mounted on a carrier. The pivoting parts extend essentially in the axial direction of the device and can engage in holes on the clamping jaws. A radially active force applying device pushes the pivoting parts outwards, causing the clamping jaws connected thereto to be pressed together. In this way, the clamping head can be used in a housing or a machine-tool.

Abstract: A nacelle assembly 40 adapted for mounting on a ducted fan gas turbine engine 20 comprising a generally annular body 46 having an air inlet 42 and an air outlet 44, the generally annular body 46 encircling a region of the engine 20 when working in operative association with the engine 20 and has a first attachment means 48 to a rigid member 58 and a second attachment means 52 to a casing assembly 34 on the engine 20 wherein the second attachment means 52 is frangible.

Abstract: Unique brackets, which form a bracket assembly that may be placed at any location of various components to form an assembly piece, such as furniture are disclosed. An assembled furniture piece made of furniture panels interconnected with attached engaging and receiving brackets is provided. The engaging and receiving brackets are positioned on components to facilitate the connection of the components. A method to assemble furniture having preformed arm, base, seat and back components is provided. This method of assembly saves on shipment costs, and facilitates the repair of damaged furniture.

Abstract: A silicon condenser microphone package is disclosed. The silicon condenser microphone package comprises a transducer unit, substrate, and a cover. The substrate includes an upper surface having a recess formed therein. The transducer unit is attached to the upper surface of the substrate and overlaps at least a portion of the recess wherein a back volume of the transducer unit is formed between the transducer unit and the substrate. The cover is placed over the transducer unit and includes an aperture.

Abstract: A transformer comprises a substrate comprising a semiconductor material, a first conductor over the substrate, a second conductor over the substrate, and a magnetic layer over the substrate. The first conductor defines a generally spiral-shaped signal path having at least one turn. The second conductor defines a generally spiral-shaped signal path having at least one turn.

Abstract: An assembly support platform apparatus, system and method assembles a motherboard into an information handling system by coupling simulated electronic connectors of the platform to electronic connectors of the motherboard to support movement of the motherboard to an installation position in the information handling system. Openings in the assembly platform allow insertion of attachment devices to attach the motherboard to the chassis of the information handling system. Once the motherboard is secured, the assembly platform is removed by pulling away from the motherboard to de-couple the simulated electronic connectors of the assembly board from the electronic connectors of the motherboard.

Abstract: A structure, and method of forming and cooling the structure. The structure may include a substrate (e.g., a semiconductor chip) having N continuous substrate channels and an interposer having N continuous interposer channels (N?2). The N interposer channels are coupled to the N substrate channels to form M continuous loops (1?M?N). The M loops may transfer heat from a heat source within the substrate to the interposer and then to a heat sink thermally coupled to the interposer. The structure may include an interposer having a thermally conductive enclosure surrounding a cavity. The cavity contains a thermally conductive foam material (e.g., graphite foam). The foam material contains a serpentine channel having contiguously connected channel segments. The serpentine channel may transfer heat from a heat source within a substrate (e.g., a semiconductor chip) to the interposer and then to a heat sink thermally coupled to the interposer.

Abstract: A circuit board assembly having a circuit board and a column grid array (“CGA”) integrated circuit package. The CGA package has a substrate having an array of solder columns extending from a bottom surface. A frame surrounds the CGA integrated circuit package and is affixed thereto. The frame extends from the substrate to a portion of the circuit board when the column grid array integrated circuit package is mounted on the circuit board to support the column grid array integrated circuit package. The frame is affixed to the CGA integrated circuit package by adhesive after the CGA integrated circuit package is mounted on the circuit board, the adhesive accommodating any variations in height of the CGA integrated circuit package.

Abstract: A process for reforming a plastic packaged integrated circuit die (100) includes grinding away (305) a bottom side (210) of a plastic package (205) and portions of a set of leads (110) that are in the plane of the grinding until a bottom surface (240) of an inner portion (230) of the set of leads is exposed at a peripheral region (235) of the inner portion, cutting (310) approximately perpendicularly to the top and bottom sides to remove portions of the plastic package and the set of leads that are outside the inner portion of the set of leads, and adapting (320) the bottom surfaces of the inner portion of the set of leads for reliable electrical connections.

Abstract: This printed wiring board manufacturing method comprises the steps of providing a large number of through holes (for a through-hole) in a substrate made of an insulating material of which both sides are coated with a copper foil; making the inside of the through holes electrically conductive, coating the substrate with a photosensitive dry film, and developing and hardening the photosensitive dry film as a plating resist; and copper-plating the inside of the through holes and the opening periphery thereof. The manufacturing method further comprises the steps of coating the copper-plated area with a metal protective film, eliminating the photosensitive dry film; forming a circuit pattern; and conducting an overlaying treatment as a post-processing step.

Abstract: An implantable drug infusion device includes a pump tube for holding a liquid to be pumped. A race is configured to support the pump tube. A roller assembly is configured to compress the tube against the race at one or more points along the path, and the roller assembly includes at least one roller and a hub. A drive assembly drives the roller assembly relative to the tube along the path so as to move the liquid through the tube. A retracting roller is operably connected to the hub and/or one or more adjacent rollers to permit retraction of the roller during installation of the pump tube between the roller and the race.

Abstract: A repaired turbine engine stationary vane assembly, including at least one airfoil bonded between inner and outer bands, is provided by a method of providing first and second vane assembly members bonded at respective circumferential edges, for example by brazing or welding. The first vane assembly member includes the outer band, the airfoil, an inner flange, and a first segment of the inner band with a first edge, spaced from the flange and extending between and through inner band circumferential edge portions. The second vane assembly member includes a second segment of the inner band including a second edge of shape and size matched with the first edge and extending through the inner band circumferential edge portions.

Abstract: A punching tool for forming an attachment in a side-lapped seam of steel decking includes four cutting jaws each having a cutting edge. Two jaws are positioned against one side of the seam, and two jaws are positioned on the opposite side of the seam. An actuator selectively pivots the cutting edges of opposing jaws generally toward each other to a closed position, driving the cutting edges of a first pair of jaws partially past each other for cutting a first slot through the seam, and driving the cutting edges of a second pair of jaws partially past each other for cutting a second slot through the seam. Also disclosed are a method for forming such an attachment, as well as the attachment structure which results therefrom.

Abstract: A device and method for pipe replacement is shown. A pipe replacement device is shown that includes at least one scoring wheel to provide a more progressive cut that provides consistency in the split of the pipe. A pulling force is reduced using pipe replacement devices and methods in a splitting operation. A pipe replacement device is shown that includes at least one skid structures with a long and consistent profile. In methods shown, friction between a pipe replacement device and the pipe being split is reduced.

Abstract: A locking sheath and knife combination is provided that includes a spring biased member that partially extends out of the handle of the knife and interacts with a catch on the sheath for securing the knife to the sheath. When the user wants to extract the knife from the sheath, the spring biased member is squeezed as the handle is grabbed, which rotates the spring biased member to be substantially fully contained within the handle of the knife, and is secured there by the lock spring plate. When the knife is inserted back into the sheath, a protrusion on the sheath interacts with the lock spring plate to automatically allow the spring biased member to rotate out of the handle, thereby securing the knife to the sheath.

Abstract: A utility knife includes a body having a groove adapted to receive a blade. The groove has a plurality of tabs defined on at least a first side. The utility knife also includes a slide assembly device positioned in the body for sliding movement with respect to the body. The slide assembly device includes a housing with a first engaging member having a first protrusion and a second engaging member having a second protrusion releasably engaged with the tabs. The slide assembly device also includes a rocker attached to the housing that is operatively connected to at least one of the engaging members. The rocker is operable for disengaging the first protrusion or second protrusion with respect to the tabs. Disengaging one of the first and second protrusions by the rocker allows sliding movement of the slide assembly device with respect to the body.

Abstract: A tool includes a blade having a working edge and an attachment edge opposite the working edge, a handle with distal and proximal ends and a body having at least one diameter. The proximal end is associated with the attachment edge. A hammer element is associated with the distal end, and a periphery of the hammer element extends in a radial direction greater than the at least one diameter of the body.

Abstract: A circular cutter comprises a circular blade mounted to a front end of a handle via a shaft assembly, in the handle is disposed a slide member for controlling a hood having a T-shaped hole, the T-shaped hole is located correspondingly to a center of the circular blade and arranged outside of the shaft assembly, when the hood draws back under the control of the slide member, a surface of an object to be cut will press against the hood, so as to make the shaft assembly deviate left or right freely within the T-shaped hole, and therefore, both a left hand user and a right hand user can use the same circular cutter.

Abstract: An elongate blade grip is attached to the top edge of a knife blade to achieve greater cutting control and efficiency. The blade grip includes a top member and two opposing side members connected to the top member. The blade grip closely conforms to the flat shape of the knife blade so as to allow knife users to choke up on the knife, or hold the knife partly by the blade. An elongate and rounded top surface on the top member relieves pressure on the proximal phalange of the index finger, thereby reducing blisters and calluses associated with choking up. The side members of the blade grip include slip resistant surfaces where the thumb and medial phalange of the index finger are normally located when choking up on the knife.

Abstract: A portable cutting tool includes a saw blade for cutting a workpiece, a cutting tool main body having a motor for driving to rotate the saw blade, a base for guiding the cutting tool main body along a surface of the workpiece, and an inclining mechanism for inclining the base by pivoting the base centering on a support shaft of the cutting tool main body. The inclining mechanism includes a first circular arc member provided to be contiguous to at least one of a front end portion and a rear end portion of the base, pivoted along with the base centering on the support shaft and having a first guide hole in a circular arc shape penetrated in a radius direction thereof, and includes a fixing unit for fixing a position of pivoting the base relative to the cutting tool at an arbitrary position the first guide hole.

Abstract: A reference beam generator (1) for guiding a field marker for ground markings has a support element (11) which can be positioned in a defined manner relative to the Earth's surface, a laser diode and beam guidance means for the emission of the radiation (LS) to at least one reference target (4), the radiation (LS) being emitted with an asymmetrical beam cross-section (5), in particular in the form of a fan, and the beam guidance means being adjustable in a defined manner relative to the support element (11). The radiation (LS) can be aligned with the reference target (4) by an optical detection component for detecting and providing the radiation reflected by the reference target, in particular a telescope (12).

Abstract: A tilt sensor contains a first electrically conductive element, a second electrically conductive element, an electrically insulative element, and either a plurality of electrically conductive weights, or a first electrically conductive weight and a non-conductive weight. The electrically insulative element is connected to the first electrically conductive element and the second electrically conductive element. In addition, the plurality of electrically conductive weights are located within a cavity of the tilt sensor, wherein the cavity is defined by at least one surface of the first electrically conductive element, at least one surface of the electrically insulative element, and at least one surface of the second electrically conductive element.

Abstract: A tool for qualitatively measuring a feature of a skate blade.

Abstract: A measurement instrument is provided with indicia extending therealong. The measurement instrument indicia is correlated with an indicator of a reference instrument. The measurement instrument is positionable adjacent the entry location of a portal into a patient when the reference instrument is in the portal. The indicator of the reference instrument is correlated to a target location in the patient, and a location of the indicator along the indicia provides an indication of the optimal length for a retractor to be positioned in the portal.

Abstract: Simplified, easy-to-use electrical utility box positioning jig assemblies (10, 54) are provided including an elongated, upright standard (16) having opposed, generally flat, front and rear surfaces, and a support (18, 56) positionable along the length of the standard (16) and operable to hold a utility box (12, 58) during attachment thereof to a structural member (44). In one embodiment, the support (18) is generally C-shaped and is designed to hold a utility box (12) commonly used in residential construction. Alternately, a C-shaped support (56) may be used having permanent magnets (80), in order to hold a metallic utility box (58) used in commercial construction. The standard (16) is designed for direct, face-to-face contact with a structural member (44), and is slotted to allow selective placement of the associated box holder (18, 56).

Abstract: A locating device for locating the centerpoint of a body such as a recessed light fixture behind a ceiling. The device includes an extendable first member connectable in the center of the body and a second member positionable on the outer surface of the ceiling. A magnet positioned in the first member cooperates with a magnet positioned in the second member to maintain the second member in an aligned position with the center of the body. The extendable first member accommodates various size bodies so that the magnet positioned in the first member extends to the ceiling for attraction to the magnet positioned in the second member.

Abstract: A measuring tool for a blade cuff mounted on a rotor blade assembly includes a cam follower assembly which simulates a longitudinal profile of an ideal blade cuff within a contour plane. A cam lock locks the gauge at a desired longitudinal position along a central axis to measure a radial plane defined around the blade cuff as the blade cuff profile fixture is rotated relative the base and cam follower assembly. A master block is removably mounted to the blade cuff fixture to simulate an ideal blade cuff such that the gauge may be zeroed thereon. Once zeroed, and after removal of the master block, the cam follower assembly provides a continuous zero position for the gauge such that any deviations from the ideal profile anywhere on the blade cuff is indicated on the gauge.

Abstract: A mounting clip is designed to assist positioning and mounting of a first siding board to a wall overlapping a portion of a second siding board. The mounting clip includes a hanger which hangs the mounting clip on the second siding board. The mounting clip also includes a shelf. The shelf positions the first siding board such that the first siding board overlaps the second siding board. The mounting clip allows a single installer to accurately and efficiently install siding boards. The base of the mounting clips can be used as a guide to identify the portion of the siding board that can be nailed to the wall because the clip identifies the area that is going to be covered by the next siding board. An air gap between the wall and the siding boards is created by the mounting clip and prevents moisture from being trapped therebetween.

Abstract: A tape measure includes a housing; a measuring tape deployable with respect to the housing between a fully retracted position and a deployed position; the tape having an anchored end and a free end; a first coupling portion secured to the tape free end; a plurality of measuring end fittings, each of the end fittings comprising a second coupling portion; the first and second coupling portions interockingly engageable to selectively couple the corresponding end fitting to the tape free end; wherein the first and second coupling portions are interlockingly engageable, and advantageously also disengageable, when the measuring tape free end is in the fully retracted position. Advantageously, each of the end fittings have a measuring abutment surface disposed aligned with a zero point of the tape's measuring scale when the corresponding end fitting is coupled to the measuring tape.

Abstract: Dimension measuring instrument having a probe moving along a measuring axis. An elastic transmission element allows the probe to move under the action of the measuring force. If necessary, the probe can be coupled rigidly with the instrument, for example to perform profile measurements or tracings. The instrument is entirely protected by a casing from liquid projections and dust, and the probe can be locked without opening the casing or accessing its inside.