Abstract: A method for reducing the contamination of at least one optical component (2, 3) contained in the beam guidance space (6) and held by a frame (4, 5) defining the beam guidance space and a corresponding optical beam guidance system. The surfaces of the frame bordering on the beam guidance space are at least partially coated with a degassing barrier layer (7) that preferably does not increase reflectivity. The method and system have use, for example, in lithography irradiation systems working with UV light.

Abstract: Self-shadowed microelectromechanical structures such as self-shadowed bond pads, fuses and compliant members and a method of fabricating self-shadowing microelectromechanical structures that anticipate and accommodate blanket metalization process steps are disclosed. In one embodiment, a self-shadowed bond pad (10) configured for shadowing an exposed end (44A) of a shielded interconnect line (44) connected to the bond pad (10) from undesired metalization during a metalization fabrication process step includes electrically connected overlaying first, second and third bond pad areas (42, 72, 92) patterned from respective first, second and third layers (40, 70, 90) of material deposited on a substrate (20). The exposed end (44A) of the interconnect line (44) abuts an edge of the first bond pad area (42).

Abstract: A seal structure of a door mirror mounting portion according to the present invention is constituted by a mirror base portion mounted to a door panel, a seal member held between the mirror base portion and the door panel, and a weather strip provided in the door panel and sealing between the door panel and a front pillar. A surface of the door panel to which the mirror base is mounted is offset to an inner side of the room from a general surface other than the door mirror mounting portion, and the seal member is extended to a side of the front pillar so as to be brought into contact with the weather strip and close between the mirror base portion and the front pillar. The mirror base does not protrude to a side portion of the vehicle, thereby improving an appearance, and an air stream in the portion becomes smooth at a time of traveling the vehicle, so that it is hard to generate the strong wind noise and the peeling in the end portion of the seal portion.

Abstract: A fillable rearview mirror assembly and method of molding a carrier for the assembly are provided. The mirror assembly has a hollow carrier that can be at least partially filled with a material having a density different than that of the carrier. A mirror can be attached to the carrier and the carrier attached to the vehicle.

Abstract: An accessory system of a vehicle comprises an accessory module assembly having a mounting portion, a head portion and a rearview mirror assembly. The mounting portion extends generally upward when mounted to an attachment member at a vehicle windshield. The head portion may extend generally horizontally and rearwardly with respect to the vehicle from an upper portion of the mounting portion. The head portion comprises electronic circuitry for at least one accessory. The mirror assembly is mountable to the mounting portion, with the head portion of the accessory module assembly extending generally above the mirror casing. The head portion may be viewable and/or user accessible above the mirror casing when the mirror assembly is mounted to the mounting portion. The head portion may be pivotable or articulatable relative to the base portion of the accessory module assembly.

Abstract: A rearview mirror redirecting system includes a housing having a back wall and a peripheral wall having a first side wall and a second side wall. A mirror has a first edge and a second edge. The first edge is pivotally attached to an inner surface of the first side wall. A first stop and a second stop are each mounted on an inner surface of the second side wall such that the second edge of the mirror is positioned between the first and second stops. The first stop is positioned adjacent to a peripheral edge of the peripheral wall. The second stop is positioned such that the mirror is angled downward when the second edge of the mirror is adjacent to the second stop. A driving assembly is mounted in the housing for selectively moving the second edge back and forth from the first stop to the second stop.

Abstract: A lighting effects system comprises an arrangement of lamp elements, such as light-emitting diodes (LEDs) or other light elements, on a panel or frame. The panel or frame may be relatively lightweight, and may include one or more circuit boards for direct mounting of the lamp elements. The panel or frame may have an opening through which a camera can view. A mounting bracket and assembly may be used for attaching the panel or frame to a camera. The lamp elements may be electronically controllable so as to provide differing intensity levels, collectively, individually, or in designated groups, and may be strobed, dimmed or otherwise controlled according to manually selected or programmable patterns. Different color lamp elements may be mounted on the same panel/frame, and, in particular, daylight and tungsten colored lamp elements may be mounted on the same panel/frame and their relative intensities selectively controlled by control circuitry.

Abstract: A lamp assembly including a number of light sources each utilized in conjunction with an optical element. The optical elements include a body of light transmitting material which further includes a top surface, a bottom surface, a front surface and a plurality of facets. The facets receive light through the front surface and reflect light through the top surface. The assembly further includes a manifold defined by the optical elements. When viewed in a direction toward the top surface, a majority of the optical elements have a common shape, preferably a pie wedge shape.

Abstract: A small light source unit of simple structure that emits light forward with high efficiency is well-suited as a backlight in a liquid crystal display device. The light director in this unit has reflective internal faces adjacent opposite peripheral regions of the entrance face and two refractive index interfaces in it. The reflective internal faces and the refractive index interfaces are oriented on inclined planes. The refractive index of a middle region between the two interfaces is the smallest among those of the three regions making up the light director.

Abstract: A surface light source includes concave lens portions provided opposite to light-emitting diodes. The concave lens portions refract or align point light from the diodes. The refracted light is transformed into linear light by a light guide pipe. The linear light is further transformed into surface light by a light guide plate. Due to refraction or alignment of the concave lens portions, the point light from the diodes is efficiently transformed into the linear light. Thus, the surface light source is capable of improving the brightness of surface light transformed by the light guide plate.

Abstract: A flat type fluorescent lamp can include supporters between a first substrate and a light-scattering means. The flat type fluorescent lamp can also include first and second substrates, a light-emitting layer disposed between the first and second substrates, a plurality of supporters selectively arranged on the first substrate, and a light-scattering layer placed above the plurality of supporters, wherein the light-scattering layer is spaced a distance from the first substrate.

Abstract: Apparatus for back-lit illumination of key designation characters in a keypad has a plurality of individual translucent key cores arranged in a planar pattern, with a base membrane disposed between key cores and fitting around each key at least the outer ends of the key cores except for the key designation characters. An elastomeric, electroluminescent lamp (EEL) is held in assembly between the inner ends of the key cores and a domed switch panel, so as to illuminate the designation characters when activated and deform locally when a key is depressed.

Abstract: A beverage accessory device having a housing with a cavity therein, a buoyant filler within the cavity, a buoyancy-reducing feature to incrementally decrease the buoyancy of the device, a straw receptacle attached to the housing, and a switchable light-source within the cavity.

Abstract: An illumination device is composed by arranging a shutter member on a light emitting side of an LED light source, capable of changing a condition of light illuminating the outside when a position or the shutter member is changed by slide or rotation.

Abstract: An apparatus for illuminating the contents of a pocket book has a battery in electrical contact with a switch, and an illuminating light source comprised of incandescent light or at least one light emitting diode. An optically transmitting light pipe is coupled to the illuminating light source to bring the light closely proximate to the contents of the pocketbook. Light from the transmitting light pipe is extracted at selected locations to illuminate the pocketbook contents. A set of individual light emitting diodes connected to the battery and switch can, optionally, be disposed along the bottom or at least one sidewall of the pocketbook to illuminate its contents. Each of the illuminating systems provides omni-directional illumination in close proximity to the pocketbook contents without subjecting them to injury from hot or broken light bulbs.

Abstract: A flashlight having a light-emitting diode light source with first and second leads extending therefrom, a power source, a power source frame enclosing at least a portion of the power source; a housing containing the light source and power source, a switch located adjacent the power source and operable to close a circuit including the light source and the power source, and wherein one or all of the following may be included 1) a keyring extension extending from a power source frame or the housing with the keyring extension having an opening whereby an article can be attached to the keyring extension and includes a keyring lock wherein upon exerting a force against the keyring lock, the keyring lock is opened to permit the article to be attached to the keyring extension; 2) the housing is comprised of translucent material; and 3) the housing includes at least one side cover which is not integral with the housing and the at least one side cover being selected from anodized aluminum, anodized metal, anodized met

Abstract: The present invention provides a decoration lamp holding frame, in which the bulb base has a bar-base portion with a stopper at the bottom side, and an ejector pin extended downward from the bottom side of said stopper, and the diameter of the bar-base portion is a bit bigger than or equal the inside diameter of the lamp holder so that the bar-base portion of the bulb base is emerged into the lamp holder fully as they are connected together, meanwhile the back end of the ejector pin stretches to the bottom opening of the lamp holder, thereby to increase the difficulty of picking-off bulb; but when the bulb runs away, pushing up the ejector pin from the bottom opening of the holder with a tool takes off the bulb base from the lamp holder facilitating to replace.

Abstract: Light systems useful for activating light-activated materials. Various configurations of light emitting semiconductor chips and heat sinks, as well as various structures and methods for driving, controlling and using them, and materials and structures usable therewith, are explained.

Abstract: A combination emergency light fixture having a housing constructed to have a minimum footprint or overall configuration for housing the required components and still conform to the code requirements for such emergency fixtures. The housing includes an annular body member having a front and rear opening defining a light chamber covered by a removable sign panel and/or a mounting panel. An interior lamp source and a pair of operating batteries are disposed within the light chamber in a manner to minimize the overall footprint of the housing. Disposed between the operating battery source is a triangular shaped component compartment having light reflecting surfaces to reflect the light rays generated by the internal light source outward toward the sign panel to enhance the illumination thereof. The fixture may also include external light sources.

Abstract: The present invention pertains to a night light assembly which plugs directly into a wall receptacle to provide a beam of light that can be directed along different paths. The assembly comprises a base member having a plug with projecting blades for insertion into a wall receptacle, a light sensor for automatically controlling activation and de-activation of the lamp of the nightlight and cover member rotatably supported by the base member. The cover member includes a lens, a low wattage lamp located within a lamp support member. The low wattage lamp is coupled via sliding contacts to the PCB board-blade contacts assembly in the base member. This arrangement allows the cover member and lamp to rotated as a unit relative to the base member without limitation. The lamp support member is non-rotatably coupled to the cover member and is rotatably coupled to the base member.

Abstract: A worklight assembly that may as a stand-alone unit mountable on a tripod. One embodiment includes a linearly extending support member for the heads and a number of support feet extending outward from the support member for supporting the worklight assembly as a stand-alone unit. A mounting mechanism is captured on the worklight assembly so as to be retained with the assembly when used as a stand-alone unit and is nevertheless ready for attachment to the elevating support structure. The mechanism is disposed to avoid interference with the work surface when the assembly is positioned directly on the work surface. The mounting mechanism enables one-step mounting and demounting of the assembly from a tripod. An electrical power junction is disposed on the worklight assembly for distributing electrical power to the worklight heads in multi-head embodiments.

Abstract: A designed mounting bracket and method for quick coupling a hanging type light fixture to an electrical ceiling box. The designed mounting bracket serves as a lintel across the open base ceiling box by being securely fastened at each end. The bracket, having parallel sides, is sufficient in width and thickness to support the light fixture's weight, and contains parallel perpendicular flanges extending down each side, for rigidity. A slot containing a 180 degree arc, positioned near the center edge, is sufficient in size for immediate acceptance of the light fixture's nipple and nut, thus quick coupling the hanging fixture to the ceiling box.

Abstract: A marker lamp for a vehicle that has a tail lamp function and a stop lamp function including a bulb, light-emitting diodes and a reflector which are disposed in a lamp chamber defined by a lamp body and a front cover that covers the front portion of the lamp body. The bulb is positioned at the center of the reflector, the reflector is formed with a plurality of openings around the bulb and a primary reflective surface that reflects the light from the bulb substantially forward, and the light-emitting diodes are disposed so as to surround the bulb and face the front cover through the openings formed in the reflector. The tail lamp function is executed by lighting the bulb, and the stop lamp function is executed by lighting the light-emitting diodes.

Abstract: A mounting plug for pivotably connecting a first component to a second component. The mounting plug comprises a ball stud portion comprising a ball and a post. The post comprises means for attaching the ball stud portion to the first component. The mounting plug further comprises a base and a socket chamber integrally molded on top of the base. The socket chamber is adapted to removably and pivotably retain the ball stud portion. The mounting plug further comprises a channel integrally molded to the base adjacent to the socket chamber, with the channel adapted to allow the ball to be inserted there through and into the socket chamber. The mounting plug further comprises a retainer portion integrally molded below the base. The retainer portion comprises at least one tab integrally molded to the retainer portion and adapted to removably secure the socket portion to the second component.

Abstract: A vehicular headlamp which provides a low-beam light distribution pattern having a horizontal cut-off line and an oblique cut-off line and which enhances distant visibility in the traveling line by assuring a sufficient amount of light in a hot zone, even if the height of a reflector is small. The reflecting surface of the reflector is configured to have first reflecting zones which reflect light so as to form a horizontal cut-off line, and second reflecting zones which reflect light so as to form an oblique cut-off line. The second reflecting zones Z2 are provided at two positions on right and left sides of the lamp optical axis Ax which are arranged diagonally with respect to the lamp optical axis Ax. The amount of light in a hot zone HZ is increased by superimposing light distribution patterns produced by the light reflected from each of the second reflecting zones.

Abstract: Due to an effect of a solenoid of a moving mechanism, when a valve and a shutter are positioned at a first position, a light source is positioned at a first light source position and a shutter is in a state of closing a window. A lighting luminous flux from a light source is reflected by a reflector so as to be irradiated as a first light distribution pattern. Thus, a part of the lighting luminous flux is introduced to the reflector from the open window. Therefore, it is possible to effectively utilize the lighting luminous flux emitted from one valve in correspondence to a light distribution pattern.

Abstract: An apparatus for blending and for making ice cream includes drive, blending, and stirring units. The drive unit includes a high-speed output gear unit driven rotatably by a drive shaft and formed with a first engaging hole that extends along a rotary axis, a speed-reduction gear unit driven rotatably by the drive shaft, and a low-speed output gear unit driven rotatably by the speed-reduction gear unit and formed with a second engaging hole that is coaxial with the first engaging hole. The blending unit engages removably the first engaging hole and is driven by the drive unit to rotate about the rotary axis at a higher speed. The stirring unit engages removably the second engaging hole and is driven by the drive unit to rotate about the rotary axis at a lower speed.

Abstract: To provide a thin type timepiece having antimagnetic performance and waterproofness. A case side wall includes therein a movement. A case back lid is fixed to the case side wall by raised portions. Further, the case back uses a two-layer clad material of a soft magnetic material and a non-magnetic material, and the soft magnetic material is disposed on the movement side of the case back lid.

Abstract: According to one embodiment of the invention, a method includes providing a conduit having a fluid flowing therethrough, disposing a plurality of temperature measurement devices inside a wall of the conduit, positioning at least some of the temperature measurement devices proximate an inside surface of the wall of the conduit, positioning at least some of the temperature measurement devices at different radial positions at the same circumferential location within the wall, measuring a plurality of temperatures of the wall with respective ones of the temperature measurement devices to obtain a three-dimensional temperature topology of the wall, determining the temperature dependent thermal conductivity of the conduit, and determining a multi-dimensional thermal characteristic of the inside surface of the wall of the conduit based on extrapolation of the three-dimensional temperature topology and the temperature dependent thermal conductivities.

Abstract: A test apparatus and method of its use for evaluating various performance aspects of a test specimen is disclosed. A chamber within a housing contains a cold mass tank with a contact surface in contact with a first surface of a test specimen. The first surface of the test specimen is spaced from the second surface of the test specimen by a thickness. The second surface of the test specimen is maintained at a desired warm temperature. The first surface is maintained at a constant temperature by a liquid disposed within the cold mass tank. A boil-off flow rate of the gas is monitored and provided to a processor along with the temperature of the first and second surfaces of the test specimen. The processor calculates thermal insulation values of the test specimen including comparative values for heat flux and apparent thermal conductivity (k-value). The test specimen may be placed in any vacuum pressure level ranging from about 0.01 millitorr to 1,000,000 millitorr with different residual gases as desired.

Abstract: A temperature sensor may include a capacitor, a circuit element coupled in series with the capacitor and having a resistance that varies with temperature, and a controller. The controller is for charging/discharging the capacitor through the circuit element, measuring a charging/discharging time required to charge/discharge the capacitor to a predetermined threshold, and determining a temperature based upon the charging/discharging time. More specifically, the circuit element may be a thermistor, for example. The temperature sensor may further include at least one calibration resistor coupled between the controller and the capacitor.

Abstract: A temperature detecting device is provided which can reduce manufacturing cost. Provided that the pull-up resistance has a resistance value RP and the heat-sensitive resistance element has a resistance value RT, the voltage (V1) of the heat-sensitive resistance element in the case of the first voltage extraction mode is given by “VCC×RT/(RP+RT)” while the voltage (V2) of the heat-sensitive resistance element in the case of the second voltage extraction mode is given by “VCC×RT/(2RP+RT)”. When the two heat-sensitive resistance elements are normally operating (no occurrence of disconnection or short circuit failure), the voltages respectively extracted in the first and second extraction modes have a ratio matching a ratio of the foregoing two equations (V1:V2). Thus, the two heat-sensitive resistance elements can be positively determined for a presence or absence of failure.

Abstract: In a radiography method with double energy conical beam, a preliminary calibration of the system involves using a device made up of blocks of different thicknesses of a first material, in stepped form here (1), composed of layers (2, 3, 4, 5), and which further comprises inserts (7) partly formed (12) of another material. A sufficient number of thickness combinations crossed by the radiation is obtained for each of the materials, while still producing scattered radiation resembling that of the subject, because of the similarity of the proportions and distribution of the two materials; a single digital method for estimation and correction for scattered radiation can then be applied.

Abstract: An adapter connector includes an insertion terminal, a connecting member, a plurality of connecting tubes, and a plurality of optical fiber cables. Thus, by connection of the quick connector and the insertion posts of the connecting member, each of the optical fiber cables is connected to the testing instrument stably and efficiently, thereby facilitating the testing instrument performing the testing procedures. In addition, each of the optical fiber cables can be removed from the respective connecting tube easily and rapidly, thereby shortening the testing time, and thereby enhancing the testing efficiency.

Abstract: A fiber optic connector module includes a ferrule terminated to at least one optical fiber. The ferrule includes a front mating end and a rear end. A pin keeper is engaged with the rear end of the ferrule. At least one alignment pin extends from the pin keeper through the ferrule and projects beyond the front mating end of the ferrule for operative association with a complementary connecting device. A pusher member is spaced behind the pin keeper. A spring is sandwiched between the pusher member and the pin keeper. The spring has opposite ends fixed to the pusher member and the pin keeper to hold the entire module together as a self-contained unit.

Abstract: Telecommunications chassis and associated modules for use with the telecommunications chassis are disclosed. Embodiments of the telecommunications chassis include structures such as horizontal channels and/or horizontal surfaces with ridges and/or slots in one surface and slots in ridges of another for receiving edges of modules that mount within the chassis. Other structures of embodiments include divider slots in the horizontal surfaces that receive edges of divider walls to fix the divider walls in place, heat baffle surfaces included within the chassis, and/or cable guides with radius limiters. Module embodiments include structures such as faceplates with angled portions with fiber optic cable connections directed toward the fiber cable's direction of travel. Other module structures include shells that enclose the circuit board and/or provide angled portions with fiber optic cable connections.

Abstract: In a surface-mounted optical receiver module comprising a substrate, a photodiode serving as a light receiving device for converting an optical signal into an electrical signal, an optical waveguide serving as an optical transmission line for transmitting the optical signal to the photodiode, and an amplifier device for amplifying the electrical signals, the amplifier device is placed at a predetermined position on the upper surface of the optical waveguide element, which is on the same side as an optical waveguide (on the upstream side in the optical-signal transmitting direction) relative to the photodiode. This configuration eliminates the necessity of additionally securing a space to provide the amplifier device, whereby the size of the optical transmission module can be reduced, and this allows the optical receiver module to receive optical signals at high speed.

Abstract: A package for opto-electrical components, includes a casing having (1) a chamber and (2) at least one board or tile for carrying the opto-electrical components. The casing has an opening (shaped as a parallelogram) defining an optical feed-through path between the chamber and the outside of the casing. The casing includes ceramic material in the vicinity of the opening. An adapter associated with the opening has a substantially circular aperture to accept a fiber pigtail and/or a fiber optic connector.

Abstract: The present invention provides an optical module capable of reducing the amount of electrostatic charges on a shielding member. The optical module comprises an assembly portion and a shielding member. The assembly portion includes a light receiving device, an electronic element, a circuit board, and a plurality of terminals. The light receiving device includes a semiconductor optical element. The semiconductor optical element is optically coupled to an optical connector. The electronic element is electrically connected to the semiconductor optical element. The circuit board mounts the electronic element thereon. The plurality of terminals is electrically connected to the circuit board. The shielding member includes a reference terminal provided so as to be connected to a reference potential line, and shields the assembly portion.

Abstract: A security camera has an adjustable turret that holds a lens assembly which can be aimed in various directions. The camera also has a compact housing which, in combination with the adjustable directionality of the turret, enables universal mounting to various structures and positions in an aircraft cabin. The camera operates in light and dark conditions, as the lens assembly is configured to focus visible and infrared light wavelengths onto a fixed focal plane. In an embodiment, the camera includes an infrared illumination source to illuminate a field of view during dark conditions. The lens assembly includes a rigid barrel with a pinhole aperture through which light enters a series of lens elements. An optical sensor is mounted to an opposite end of the barrel at the fixed focal plane to generate an electronic image signal, and the sensor is rotatably adjustable to yield a correct image orientation depending on the turret position.

Abstract: The present invention is an adjustable aesthetically pleasing support structure for a large surveillance camera that is resistant to water and moisture penetration and protects the wires connected to the camera while providing a wide range of adjustable viewing angles for the attached camera.

Abstract: A tripod particularly for use in optical and photographic applications. The tripod includes a spider having a main axis, at least three legs converging in the spider and articulated upon the spider, and a support in the spider for supporting a column. Provided in the support are components for placing the column and for removably locking the column in at least two positions in which the axis of the column is angularly inclined with respect to the main axis of the spider.

Abstract: A film core article and methods for making the same are provided. The film core article has a generally cylindrical outer surface adapted to receive said length of film, said outer surface further comprising a recess formed in the outer surface and shaped to receive a housing of a circuitry chip of a radio-frequency transponder provided on a flexible substrate that is joined to the outer surface before the core receives the length of film.

Abstract: A keypad assembly utilizes touch-detecting apparatus such as force sensors or touchpad assemblies for registering key presses. In exemplary embodiments, the keypad assembly is suitable for use in electronic devices such as a mobile telephones, calculators, hand-held computers, or the like, having single piece molded housings wherein the keypad assembly is at least partially encapsulated within the housing.

Abstract: A receipt issuing method and a receipt printer capable of smoothly performing a receipt issuing operation even if it takes relatively long time to print header information such as a logo. In time period from the detection of input of a print instruction to the completion of output and cutoff of a receipt, only a dealing information print processing and paper feed are executed so as to promptly issue the receipt. In standby time period right after issuance of the receipt is completed and before a data input operation for dealing with a next customer starts, the header information is printed to include time required to print the header information in the standby time. By doing so, even if it takes long time to perform a header information print operation, it is possible to prevent time required to perform the substantial receipt issuing operation itself from increasing.

Abstract: The invention relates to a connecting ball joint (10), for example an anti-roll bar of a running vehicle, said ball joint (10) comprising a straight support (20) running along a general axis of elongation (xx′) and an elastically deformable member (30) mounted around this support (20). This ball joint has the characteristic that its elastically deformable member (30) comprises at least one laminated structure (35; 135) made up of (a) layer(s) (32) of elastically deformable flexible material and of (a) layer(s) (34) of more rigid material.

Abstract: A system for pivotably coupling components. The system comprises a pivot structure having a head, a body, a deformable retention feature and a stop. The stop is positioned to limit movement of a cooperating deformation tool to ensure predictable pivot spacing.

Abstract: A system and apparatus to couple a bracket member with a receiver member is disclosed. Embodiments may couple bracket members with receiver members, such as brackets to rails of racks, via a flexible member. The flexible member may secure a bracket member to a receiver member by fastening the bracket member to a corresponding extension or tab of the receiver member. Some embodiments may load a second portion of the flexible member such that pressure applied to the second portion can transfer the load to a first portion of the flexible member to facilitate coupling the bracket member with or decoupling the bracket member from the receiver member. In many of these embodiments, the load may transfer as a waveform along the flexible member. Further embodiments provide a lever for the second portion of the flexible member to facilitate transferring a load to the first portion.

Abstract: A composition including a vegetable oil and a structural material selected from a group comprising soil, sand, bitumen, asphalt, and concrete. The polymerized vegetable oil being substantially within a range of 2%-20% by weight of the structural material.

Abstract: An artificial barrier reef has a skeletal frame formed from a plurality of support beams. The frame has a base and a plurality of side panels extending from the base to form a pyramid. A plurality of connectors are used to connect the support beams together. A cap connects the support beams and forms the side panels at an apex of said frame. Also, a plurality of grates, each grate connected to cover a respective one of said side panels and including a plurality of bars connected in a criss-cross pattern allow for fish of a predetermined size to pass therethrough into and out of the skeletal frame. The artificial barrier reef is positioned on the floor of a body of water for aiding in the development of an underwater ecosystem pass therethrough into and out of said skeletal frame.