Abstract: A self-piercing rivet setting machine comprises a C-shaped arm and a receiver section disposed at one end of the C-shaped arm to receive a self-piercing rivet fed from a feeder. The receiver section has a rivet-reach detection sensor to detect the presence or absence of a self-piercing rivet in a driving chamber therein. If the rivet-reach detection sensor detects the absence of any self-piercing rivet in the driving chamber, the sensor outputs a signal to prevent a punch from being driven.

Abstract: Methods and systems for maintaining a machine using an in-situ vehicle (IV) is provided. The IV may be used with a machine that includes a work-piece and an interference body positioned proximate a surface of the work-piece such that a relatively small gap extends between the work-piece and the interference body. The method includes transporting the IV from external to the machine into the gap, positioning the IV in the gap such that at least a portion of the IV circumscribes a work area of the work-piece, locking the IV between the work-piece and the interference body, and manipulating a tool coupled to the IV from external to the machine, the tool configured to transfer a component between the work-piece and a storage cassette on the IV.

Abstract: A mounting apparatus includes a bottom panel, a first mounting member, and a second mounting member. The bottom panel includes a top surface and a bottom surface. The first mounting member includes a positioning portion and an installation portion. A concave portion is defined in the bottom surface, for receiving and preventing the positioning portion from rotating relative to the bottom panel. The bottom panel defines a through hole, for an installation portion. The second mounting member includes a locking portion. The locking portion defines an installation hole, for locking the installation portion. The bottom panel top surface t is between locking portion and positioning portion. The positioning portion bottom surface place in the same plane with the bottom panel bottom surface or is between the bottom panel top surface and the bottom panel bottom surface.

Abstract: A tool for engaging a telecommunications connector within a slot so that a releasable latch of the connector is released by the tool. The tool may be used to remove a telecommunications connector from a mating opening of a receptacle or may be used to insert a connector within a receptacle.

Abstract: A crimping tool for crimping an electrical contact toward engagement with an electrical conductor, including a housing, a pair of crimping dies, a die support arrangement supporting a first one of the crimping dies in a stationary position on said housing, and a displacing mechanism for displacing the other crimping die between open and closed positions relative to the stationary crimping die. The displacing mechanism includes a rotary drive shaft, a crimping arm having a first end portion connected with the movable crimping die member, and a rotary-to-reciprocatory motion converting mechanism adjacent the other end of the crimping arm for transforming the rotary motion of the drive shaft to a reciprocatory motion of the crimping arm, thereby to displace the movable crimping die between the open and closed positions.

Abstract: In one embodiment, a meta-module having circuitry for two or more modules is formed on a substrate, which is preferably a laminated substrate. The circuitry for the different modules is initially formed on the single meta-module. Each module will have one or more component areas in which the circuitry is formed. A metallic structure is formed on or in the substrate for each component area to be shielded. A single body, such as an overmold body, is then formed over all of the modules on the meta-module. At least a portion of the metallic structure for each component area to be shielded is then exposed through the body by a cutting, drilling, or like operation. Next, an electromagnetic shield material is applied to the exterior surface of the body of each of the component areas to be shielded and in contact with the exposed portion of the metallic structures.

Abstract: The present invention discloses a method for generating nano patterns upon material surfaces. The method for generating nano patterns upon material surfaces comprises the following steps: providing a thin film capable of controlling lattice directions, applying a nanoindentation action to the thin film to generate an indentation at a specific position on the thin film. At least one hillock is then generated in a specific direction to generate a pattern and to be applied to a data storage system.

Abstract: A first artwork layer having a first adaptable-mask section allows a graded amount of light to pass into an underlying first photoresist layer. Subsequent to developing the first photoresist layer, the graded amount of light creates a rounded geometric void used as a mold or sidewall for the creation of at least a lower portion of a rounded trace. A dielectric layer is laminated upon the lower portion and a second artwork layer having an second adaptable-mask section allows a graded amount of light to pass into a second photoresist layer. Subsequent to developing the second photoresist layer, the graded amount of light creates a rounded geometric void used as a mold or sidewall for the creation of at least an upper portion of a rounded trace. The photoresist and dielectric layers are removed resulting in a circuit apparatus having a rounded differential pair trace.

Abstract: A substrate for mounting a preamp chip thereupon, fabricated using a stiffener layer made of a conductive material; an insulating layer provided over the circuitry area of the substrate; a circuitry made of a conductive material provided over the insulating layer; and a flap which is an extension of the stiffener layer having no insulating layer provided thereupon. The flap is fabricated to fold over the preamp chip to remove heat therefrom.

Abstract: A method to manufacture an integrally bladed rotor, including: cutting a block of material by an abrasive waterjet, undertaken so as to reveal blade preforms extending radially from a disk, while retaining the material forming a linking mechanism between at least two preforms of directly consecutive blades, wherein the linking mechanism is spaced radially from the disk; followed by removal of the linking mechanism.

Abstract: A method for manufacturing a heat pipe. Activated particles or particle clusters are formed. The activated particles or particle clusters are contacted with a working fluid in a non-oxidizing environment to form a chemisorbed layer of the working fluid thereon to generate chemisorbed working fluid surfaced activated hydrophilic particles or activated hydrophilic particle clusters which provide a solid-liquid contact angle to working fluid when subsequently added of <30 degrees. The chemisorbed working fluid surfaced activated hydrophilic particles or hydrophilic particle clusters are vacuum transferred and filled inside the heat pipe along with an additional volume of working fluid. The heat pipe is then sealed.

Abstract: A heat exchange module 12 is formed by stacking pipe groups obtained by fixing a plurality of pipes 1 with use of pipe array holding members 9a to 9d. Flow path forming members 50 are arranged on pipe groups in the uppermost and lowermost layers, and walls 51 and 52 are provided so as to protrude from the outer-side pipe array holding members and the inner-side pipe array holding members. Flow path members 63 are provided between the walls 51 and 52 adjacent to each other so as to allow through holes 53 and 54 to communicate with each other. The heat exchange module 12 is housed in the housing 2, and while rotating the housing 2, a resin material 24 is filled into a space enclosed by the two inner-side pipe array holding members of each pipe group in the housing 2, interstices around the pipes present between an opening 15a of the housing and the outer-side pipe array holding members, and interstices around the pipes present between an opening 15b of the housing and the outer-side pipe array holding members.

Abstract: A method for manufacturing tubes, in particular for heat exchangers, composed of endless ribbons on a roller mill, wherein the tubes are composed of at least two ribbons which are subjected to a shaping process on the roller mill, wherein perforations or predetermined break points are introduced into the ribbons at predetermined locations, wherein a step of making the perforations in the ribbons is carried out, after which the ribbons are combined to form the tube and after which individual tubes are separated off at the predetermined locations. The formation of the perforations or the predetermined break points in at least one of the two ribbons is performed within or at the end of the shaping process of the corresponding ribbon so that some of the pairs of rollers do not require a drive.

Abstract: A heat exchanger including a metal base formed of a plurality of interfitted elements and fins formed in part from recompressed expanded graphite, wherein the fins are securely connected to the base by placing a deformable edge portion of each fin between each pair of interfitting elements and thereafter compressing the interfitting elements toward one another to deformably retain the edge portions of each fin there between.

Abstract: A liquid ejection head manufacturing method includes, in the following order, preparing a substrate having a flow path mold; arranging a first layer serving as a flow path wall member so as to cover the flow path mold; curing a portion of the first layer serving as a flow path sidewall; arranging a second layer so as to cover the cured portion of the first layer and the flow path mold; planarizing the second layer by pressing the second layer toward the substrate; arranging the ejection port in the first layer and the second layer; and forming the flow path by removing the flow path mold.

Abstract: A vehicle door is manufactured by producing a supportive frame (10) and a waist rail (14) and a side impact guard beam (22) which are formed integrally with the supportive frame. The door is produced by hot stamping a steel sheet blank into the shape of a supportive door frame that includes an integral waist rail (14) and a side impact guard beam (22), and hardening the shaped door frame while the frame remains in the shaping tools, and fastening an outer panel (31) to the finished door such that the side collision guard beam (22) of the frame will lie close to the outer panel (31).

Abstract: The invention relates to a method for producing a metal component, wherein a raw material (4, 34, 42, 74) is provided, the raw material (4, 34, 42, 74) is stamped and is further processed following the stamping process to form a component (90, 108, 114). The component (90, 108, 114) has at least partially stamped areas (16, 36, 48, 98), and the raw material (4, 34, 42, 74) is hot-stamped. The invention further relates to the use of a hot-stamped metal component, which is preferably produced using a method according to the invention, in a motor vehicle body, in particular as a reinforcing element in a B-column (114), a sill, or a longitudinal beam.

Abstract: A method for constructing a truss includes selecting three or more chord elements (two or more upper chord elements and one or more lower chord elements) and one or more web elements. The selecting of the components includes estimating a first change in length for each of the two or more upper chord elements and estimating a second change in length of each of the one or more lower chord elements, the first change in length and the second change in length in response to changes in conditions to which the truss is exposed. The one or more web elements are selected from the plurality of wood members to compensate for the deformation caused by the first change in length and the second change in length.

Abstract: An inner cutter, which is used for a rotary shaver, including a plurality of blade supports formed so as to be raised from an inner cutter main body and provided with cutter blades formed, respectively, at the tip ends of the raised blade supports, with positions where the blade supports are raised being located more forward in the direction of rotation of the inner cutter than the leading edge positions of the cutter blades.

Abstract: Electric shears include a housing, a motor within the housing, a transmission including a reduction gearbox and a bevel gear pair, a fixed blade, a movable blade rotatably connected to the fixed blade and coupled with the motor via the transmission. The movable blade swings back and forth about its connection with the fixed blade. The fixed blade is supported on the reduction gearbox and fixed to the housing together with the reduction gearbox. Electric shears are thus provided with a small shape, a simple and compact interior structure, and better portability.

Abstract: A cutting assembly is slidably mounted on a T-Square. The T-Square may include a scale having multiple indicia for measured cutting based on the size of the wallboard sheet being cut. The cutting assembly is mounted on a slider which may be clamped at measured positions along the arm of the T-Square. The cutting assembly includes oppositely disposed knife blades which are slidably mounted in a housing and spring loaded on opposite sides of a pivot mount such that when not in use the cutting assembly is urged to level and rests with the two knife blades retracted. As the housing is rotated so as to lower one end, the corresponding knife blade extends from the housing to engage with and score or cut the surface of the wallboard material. The cutting tool may be rotated in the opposite direction to thereby extend from the housing the other blade of the pair of oppositely disposed knife blades.

Abstract: A chain saw apparatus has a body, a guide bar extending from the body, a drive sprocket rotatably mounted to the body, a chain affixed to the drive sprocket and to the guide bar, an engagement device positioned on the body and cooperative with the guide bar so as to allow the guide bar to move toward and away from the body, and pushing device for automatically moving the guide bar away from the drive sprocket. The pushing device has a slide and an elastic component. The slide bears against a rear end of the guide bar. The elastic component urges between the body and the slide.

Abstract: An illuminated level has a housing containing a solid body pivotally mounted in the housing and forming a pendulum which can pivot to a first position in which the surface is accurately level. A light path is provided through the solid body having an exit opening at the pivot point and an entry opening the opposite end. A source of laser light on the housing is arranged to transmit light through an orifice on the housing so that the light through the orifice enters the entry opening to pass along the path when the solid body is in the first position and is prevented from entering the entry opening when the solid body is out of the level position. A light receiver in the housing at the outlet is responsive to the passage of light through the path for providing a sound indicating when the solid body is in the first position.

Abstract: A hair dryer. The hair dryer includes a housing having a nozzle portion terminating at a drying end. The housing defines a cavity. The hair dryer further includes at least one light source coupled to the housing and positioned to direct light towards a work area proximate the drying end.

Abstract: An apparatus is disclosed for drying grain in a storage bin as well as the method of drying the grain. The apparatus includes an air blower positioned outwardly of the storage bin which has an air inlet end and an air discharge end. The air discharge end of the air blower is in communication with the interior of the storage bin. A heat exchanger is positioned in a spaced relationship with respect to the air blower and has an air passageway with an inlet end and an outlet end. The outlet end of the heat exchanger is spaced from the inlet end of the air blower. An infrared heater is spaced from the inlet end of the heat exchanger so that infrared rays from the infrared heater will be directed into the air passageway of the heat exchanger so that the heat exchanger will heat the air being drawn through the heat exchanger by the air blower with the air blower sucking heated air from the air passageway and blowing the same into the storage bin to dry the grain therein.

Abstract: A method of controlling the primary drying stage in a freeze drying apparatus having a shelf and bulk product or a number of vials in different areas on the shelf which contain product to be freeze dried. Temperature sensors are positioned in selected locations or vials which are representative of the different bulk product areas or the positions of all of the vials in different areas of the shelf. The temperature sensors are monitored and compared to determine the selected location or vial having the highest temperature while the temperature sensor therein is still in ice. The shelf temperature is controlled based on the selected location or vial with the highest temperature so long as the temperature sensor therein is still in ice. When the temperature sensor in the highest temperature selected location or vial is no longer in ice, another selected location or vial with the highest temperature and a temperature sensor therein that is still in ice is then used to control the shelf temperature.

Abstract: A method for drying a wet material, which comprises a liquid Fd to be distilled, uses a gas-tight container system resistant to excess and/or negative pressure and a drying container, a condenser and a vapor chamber connecting the drying container and condenser. The temperature adjustable drying container contains the wet material. The liquid Fd is turned to vapor in the temperature adjustable vapor chamber. The condenser condenses the vapor to give the condensation product. The pressure in the vapor chamber is monitored and controlled so that drying and distillation are always carried out in a range close to the saturation vapor pressure of the liquid Fd to be distilled. The pressure and the temperature in the vapor chamber are continuously determined. If the pressure goes above the upper limit of the range, the pressure is reduced in such a manner that especially foreign gas is removed.

Abstract: Laundry dryer including a body case forming an exterior of the laundry dryer, a drum in the body case for holding a drying object, a heater assembly in the body case for heating air to supply hot air to the drum, a panel frame on a front of the body case, having an opening in communication with a space having the heater assembly mounted therein, and a control panel mounted to the panel frame selectively, having buttons for making various operation, thereby permitting easy handling of the operation buttons on the control panel even if two or more than two dryers are arranged in any type, and improving workability of replacement or repair of the heater assembly.

Abstract: A cushioning member for an article of footwear. The cushioning member is a flexible bladder having a fluidly interconnected heel chamber and forefoot chamber. The bladder is disposed above the sole and beneath the wearer's foot to provided added cushioning to the wearer. The bladder contains air at slightly above ambient pressure and can be formed by thermoforming or by welding two sheets of resilient, flexible material together. A connecting passage fluidly connects the heel chamber and the forefoot chamber. The connecting passage is narrow to control the flow of air between the two chambers.

Abstract: An article of footwear with an integral upper and sole and a method of assembling the article of footwear are disclosed. The method includes folding the article of footwear from a flat configuration and attaching top and bottom lateral edges to form the article of footwear. A kit of parts containing an article of footwear with an integral upper and sole and a set of instructions is also disclosed.

Abstract: Various embodiments of an evolutionary interchangeable sandal are disclosed. Certain example embodiments described herein relate to various sandal configurations that utilize at least two main elements, including a platform sole base and a strap assembly. These elements may be joined by special fasteners that provide quick-connect or disconnect while securely maintaining sandal integrity and wearability. The platform sole base may be customized in various thicknesses and sandal sizes. The strap assembly may be customized in various shapes, colors, styles, and/or manufacturing materials. In the case of the sole tread/height enhancement addition, the soles tread and height may be interchanged as needed.

Abstract: A saddle block assembly including a main body having a shipper shaft opening through the main body bottom end, and an eccentric pin opening in the main body top end, an eccentric pin received in an eccentric pin opening in the top end of the main body, and a wear plate support. The wear plate support has a pin receiving opening, the eccentric pin being received in the pin receiving opening. Wear plates are mounted on the bottom end of the wear plate support and are adapted to bear against the top of a dipper handle.

Abstract: An excavation retention assembly is provided for mounting a tooth to an excavating apparatus. The assembly in one embodiment includes a tooth and an adaptor end of a working member of an excavating apparatus. The tooth includes a cavity for mating with an end of the adaptor, an opening for receiving a fastening member and a fastening receptacle in the cavity opposite the opening in the tooth for receiving the fastening member. The adaptor includes a passage which aligns with the opening in the tooth and the fastening member. The fastening member passes through the aligned opening of the tooth, the passage of the adaptor and into the fastening receptacle for securing the tooth to the adaptor.

Abstract: A marking device for a generally cylindrical conductor of fluids, electricity, light waves and the like includes a hollow shell containing a horizontal longitudinal through passage for receiving one of a plurality of conductors of different diametric sizes, the shell being horizontally divided to define an upper shell section having a lower internal surface provided with a conductor seat, and a lower shell section including an internal resilient support device for biasing the conductor laterally upwardly toward the seat. An indicia-bearing plate is connected with the external surface of the upper shell section directly above the conductor seat. The conductor seat, the indicia-bearing plate, and the biasing device are symmetrically arranged relative to the vertical plane passing longitudinally through the shell, whereby the biasing forces are uniformly balanced for conductors having different diametric sizes.

Abstract: A system for presenting color and design combinations is provided. The system includes first substrate having at least two sections. Each section of the first substrate includes visual representations of physical items representative of a particular style category such that the style category of one section is different from the style category of another section. Each section of the first substrate includes at least one transparent area. The system also includes second substrate having at least two sections. Each section of the second substrate includes at least two colors representative of a particular color category such that the color category of one second substrate section is different from the color category of another second substrate section. The first substrate overlays the second substrate such that colors of one of the second substrate sections can be viewed through the transparent area of one of the first substrate sections.

Abstract: Disclosed is a display apparatus including a first case and a second case coupled to each other to define an external appearance of the display apparatus. A fastening guide extends from an inner surface of the first case, and a fastening member is engaged with the fastening guide. The fastening member is provided with a boss portion for screw-fastening. The first case and second case are coupled to each other using the fastening guide and fastening member having a thin thickness, whereby a reduced thickness of fastening parts and stable inter-coupling of the first case and second case are accomplished.

Abstract: A recoil absorption system for a long gun is provided that includes at least one fluid-filled piston shock attached between the body of the rifle and the stock to provide a damped connection between the two. When large caliber rounds are fired, the shocks are permitted to compress, so that the buffer tube is correspondingly permitted to travel rearward within the buffer tube bore of the stock. The stocks detent pin is normally captured within a slot on the buffer tube, such that the long gun recoil causes the buffer tube slot to move relative to the pin, the pin restricts the buffer tube movement and compression of the shocks to the length of the slot. In this way, the recoil energy of large caliber rounds is effectively absorbed, providing a more comfortable and accurate shooting experience.

Abstract: An improved magazine release latch and trigger guard combination which is operable by the shooter's trigger finger while holding the rifle stock in the same hand.

Abstract: A safety magazine allows training rounds to be fired while preventing the firing of live rounds. The magazine has front and rear walls, whereby the distance between the front wall and the rear wall is less than the length of a standard 5.56×45 mm NATO cartridge. The magazine has an alignment rib projecting from the rear wall that is adapted for insertion into an alignment groove formed in a rear end wall of a standard M16 style magazine well. The magazine has a spacer projecting laterally from the sides of said alignment rib and that is located between the rear wall of the magazine and the rear face of the alignment rib. The spacer is adapted to engage the rear end wall of the standard M16 style magazine well for spacing the rear wall of the safety magazine away from the rear end wall of the magazine well.

Abstract: Breech block for a drop-down barrel weapon, having at least one firing pin, which is guided such that it can move axially therein, has an impact head at its rear end for a firing piece to strike, and has a firing tip at its front end in order to fire a cartridge, with a safety slide being guided such that it can move laterally in a recess on the firing piece side of the breech block between a first position in which a portion thereof in the form of a spacer head projects beyond the impact head of the firing pin in the impact area of the firing piece and a second position in which it is withdrawn from the impact area of the firing piece, which recess is at least partially closed by a cover plate with the cover plate having recesses for the impact head and the spacer head to pass through.

Abstract: An apparatus for cleaning a gun barrel having striations formed on an inner surface of the gun barrel includes a cleaning means that is in contact with the inner surface of the gun barrel as being moved by a drive means installed inside a cylindrical main body. The cleaning means includes a main member having a circular plate on which a plurality of insertion holes is formed along its circumference; a rotating member formed inside the circular plate and having a motor and a rotating gear interlocking with the motor; and cleaning members formed to be inserted into the insertion holes, respectively, to clean the inner surface of the gun barrel and having lower sides interlocking with the rotating gear, respectively, to be rotated. The apparatus for cleaning a gun barrel is rotated at high speed with an appropriate pressure along the groove part of the gun barrel accurately, and thus a wide area can be cleaned in a short time.

Abstract: An apparatus to fish having a body with exterior and interior faces extending from a first edge to a first end. At least one shaped channel is defined at the interior face, each shaped channel has a first channel extending from the first edge, and a second channel extending from the first channel. The body further has a first wall that extends from the interior face at a first predetermined distance from the first edge. A housing assembly is removably mounted into the body. The housing assembly has a second wall with a second edge, a first base wall with a third edge, and a housing. A first outside diameter of the second wall is smaller than a first interior diameter of the interior face. Protrusions protrude from the second edge; and a handle fixed to the interior face.

Abstract: A lure skirt which comprises a two piece central unit of a first component of a first collar and a raised male hub where the raised male hub has an orifice at its center and a second component of a second collar and a raised female hub where the raised female hub has an orifice at its center and is sized to accept the male hub. Multiple individual strands or multiple block strands are secured to either the first collar or the second collar or both the first and second collars by an adhesive. The male hub is affixed inside said female hub and multiple strands radiate out from the central unit.

Abstract: A seed sampler system generally includes an automated sampling station configured to orient a seed and remove a tissue sample from the oriented seed. The seed sampler system may include a support configured to orient a seed received by the support, and an automated sampling mechanism configured to remove a tissue sample from the oriented seed.

Abstract: A decorative surround for potted plants is described. The surround may be a shell having a generally convex outer surface and an aperture in the shell suitable for either receiving or supporting a plant pot. The surround may be supported with respect to the ground or other reference surface by the periphery of the shell or by the bottom of a structure within the aperture, and the surround held against the ground by the weight of the potted plant. Alternatively, the surround may be affixed to the ground with pins or stakes. Another decorative surround is sized so that the aperture is smaller than a maximum diameter of the plant pot, and a strap is provided to hold the plant pot against an inner surface of the shell. The visible surface of the surround may be formed, textured or colored so as to have a visual appearance simulating natural rock.

Abstract: The Invention relates to a planting pot made of plastic and having a bottom provided with holes, comprising in particular a multipart base region forming a first plane for setting the planting pot on a contact surface, wherein the base region is interrupted by at least one channel leading to the outside on the edge, wherein in an area adjoining the base region the planting pot comprises a hole, which is arranged at a distance from a channel for draining a bottom planting pot region.

Abstract: A plant arrangement for plants, in particular for pot plants with tendrillar shoots, comprises a base body surrounding an interior with at least one plant pot receptacle, a plant pot arranged in the at least one plant pot receptacle with a plant pot interior surrounded by the plant pot to receive a plant and a plant pot opening to insert the plant in the plant pot interior, at least one substantially vertically extending holding element, which is fastened to the base body, and at least one substantially horizontally extending climbing aid for the plant, wherein the at least one climbing aid has a spring unit, which can be transferred by actuation from a fastening position into a displacement position, wherein the at least one climbing aid is clamped on the holding element in the non-actuated fastening position of the spring unit, and wherein the at least one climbing aid can be displaced along the holding element in the actuated displacement position of the spring unit.

Abstract: A plant packaging and covering system including a floral sleeve having a decorative pattern thereon. The sleeve may have a lower portion sized to cover a pot and an upper portion which can surround a plant disposed in the pot and which can be detached after the protective function of the upper portion is complete or which can be used to support the sleeve from a support device prior to use. The decorative pattern preferably has an arcuate upper boundary in the flattened condition which when opened gives the sleeve the appearance of having an upper edge which is parallel to the upper rim of the pot disposed within the sleeve.

Abstract: Described is an animal door for enabling an animal to pass through a structure and for having an adjustable height. More specifically, the animal door is capable of being installed at the structure at multiple orientations, whereby the orientation at which the animal door is installed governs the height of the door. Additionally, the animal door is removably installed at the structure such that the orientation, and thus the height, of the door is adjustable.

Abstract: A window operator moves a sash between an open and closed position. The window operator includes a track member and a sliding member. A gear member has a second end adapted and configured to be operatively connected to the window sash and a first end has a plurality of radially spaced gear members. A rack member is positioned proximate the track and is positioned to engage the gear teeth. One of the gear members and rack member is operatively connected to the sliding member. The other is positioned proximate the track and has no longitudinal movement relative to the track. A drive member is connected to the sliding member, wherein actuation of the drive member moves the sliding member longitudinally and causes the gear teeth to engage the track, thereby resulting in rotational movement of a gear member to move the sash between an open and closed position.