Abstract: A new and improved door construction and method of manufacturing same are advantageously provided. The door includes first and second formed door panels, each having an identical or substantially similar L-shaped profile defined by an elongated back portion and a relatively shorter base portion. The first and second formed door panels are placed in opposed nesting relation so that the back portions and the base portions are arranged in opposed facing relation to each other. A hollow region is thus defined by and between the first and second formed door panels. The panels are temporarily held in alignment to each other in this relationship by an adhesive, preferably through use of a suitable internal core material secured between the panels by the adhesive. The panels are thereafter permanently joined by laser welding performed along first and second seams.

Abstract: Disclosed is a method for making aromatic metal products which have splendid appearance with various colors and emit fragrance. Suitable for use in fancy goods, the aromatic metal products are prepared by sintering a pre-molded body between 900 and 1,400° C. to give a porous metallic sintered body with a porosity of 10-20%; cleansing the porous metallic sintered body to remove impurities therefrom; etching the cleansed sintered body in a vacuum furnace and plating it with Ti by sputtering; and introducing fragrance into the Ti-plated sintered body. The pre-molded body is made by pressuring a mixture containing a metal powder with a mean particle size of 100 &mgr;m or greater and a binder at room temperature under a pressure of 100-600 MPa. The introduction of a perfume can be achieved in a forcible manner in which the sintered body is charged in a vacuum bath to remove inner air therefrom, followed by the infiltration of the perfume.

Abstract: In a method for manufacturing a sensor apparatus having a sensor chip disposed in a recess of a case, after the sensor chip is disposed in the recess of the case, an opening portion of the recess is closed with a sheet member. The sheet member can prevent foreign matters from intruding an inside of the recess during manufacturing steps. After that, a through hole is formed in the sheet member. Accordingly, the inside and outside of the recess communicate with each other, and the sensor chip can detect an external environment of the recess such as atmospheric pressure.

Abstract: Powder of not more than 1 &mgr;m in mean particle diameter is prepared to contain a mixture of superconducting phases mainly composed of 2212 phases of Bi—Sr—Ca—Cu or (Bi, Pb)—Sr—Ca—Cu and non-superconducting phases which is obtained by calcining and pulverizing raw material powder at least once, this powder is heat treated at a high temperature and thereafter coated with a metal to prepare a round wire by deformation processing, thereafter a tape type or flat type wire is prepared by deformation processing, then the wire is heat treated under conditions for allowing phase transformation of the 2212 phases of main superconducting phases to 2223 phases with facilitation of grain growth, thereafter the as-formed 2223 phases are highly densified by deformation processing or pressurization, and the wire is again heat treated so that the 2223 phases are strongly bonded with each other and the non-superconducting phases are finely dispersed.

Abstract: A method of manufacturing a lithium secondary cell includes preparing an anode precursor and a cathode precursor by coating current collectors with electrode compositions, each not containing a plasticizer, preparing a separator precursor by coating both sides of a porous polymer film which is not gelled by an electrolytic solution with slurry containing an ion conductive polymer and the plasticizer, laminating the anode and cathode precursors and the separator precursor to prepare a cell precursor, and activating the cell precursor by injecting the electrolytic solution into the cell precursor. In the method of manufacturing method of the lithium secondary cell, the lithium secondary cell can be manufactured without a process of extracting a plasticizer using an organic solvent. Thus, environmental contamination due to plasticizer extraction can be prevented, thereby reducing the manufacturing cost of batteries.

Abstract: In a separate process from a boring process, the prealignment is performed beforehand on the circuit board, employing an alignment device, to create the positional data indicating the position of boring the hole in a pattern within the circuit board. In the boring process, the circuit board is carried into the working apparatus. The panel alignment is made on the circuit board. The positional data for positioning the circuit board on a table of the working apparatus is created. The synthesis of the positional data created by the prealignment and the positional data created by the panel alignment is performed to calculate the boring position of the circuit board on the table. The hole is bored at the calculated position in the circuit board, employing a boring machine of the working apparatus. Thereafter, the circuit board is carried out from the working apparatus.

Abstract: The present utility model belongs to domestic appliances, especially to devices for fixing the main metal in the drive unit of tape recorders, video players or cameras. A main base 2 with a main base bore is fixed on a chassis 50 with a chassis bore by screw 4. A step-shaped metal 3 is inserted inside a bore formed by the main base bore and the chassis bore, and on the metal positioning plane 3-1. A shaft 5 is planted inside the step-shaped metal 3. A washer 1 is installed at one end of the shaft 5. The metal, the chassis and the main base are positioned against each other vertically and horizontally. In such pattern, any ill effect of the declination of the metal has been prevented, in consideration of the case that tape recorder, video player, or camera falls onto the ground, so that the normal operation of the appliances is ensured.

Abstract: A process for the production of transposed conductors (1) through the transposition of shaped wires (1a) with a rectangular cross-section, with a guide for the shaped wires (1a), which are supplied in two parallel stacks (1b, 1c), in which the shaped conductors (1a) currently lying lowermost and uppermost are displaced onto the neighboring stack (1b, 1c) while being provided with an offset, and one stack (1b) is pushed upward and the other stack (1c) is pushed downward, wherein he displacement of the shaped conductors (1a) and the pushing of the stacks (1b, 1c) is performed by servo motors (2).

Abstract: The present invention relates to a method for fastening a printed board to an element. The method comprises the steps of: mounting at least one guide element to said printed board before said printed board is guided towards said element, fastening said at least one guide element to said printed board by soldering before said printed board is guided towards said element, and positioning said printed board on said element with the help of said at least one guide element. The invention also relates to a guide element for the method.

Abstract: In a chip feed device and a method of feeding semiconductor chips from a substantially flat wafer having a plurality of semiconductor chips, the wafer is arranged with the active side facing downward, the wafer is positioned relative to the removal position so that a semiconductor chip to be removed is arranged above the removal position, then the semiconductor chip to be removed is removed downward from the wafer, and is transported from the removal position to a transfer position.

Abstract: A voice coil motor is attached to a shaft, that is installed in a component holding head, to drive the shaft in an axial direction. Also, a detecting device is arranged to detect movement of the shaft. The supply of power to the voice coil motor is controlled on the basis of a detection result of the detecting device, whereby movement of the shaft in the axial direction is controlled. The movement of the shaft in the axial direction is accordingly correctly known.

Abstract: A method for forming a pattern on a surface of a panel substrate, includes electrically charging pattern-forming material particles, jetting out the electrically charged pattern-forming material particles through a nozzle by applying electrostatic force to the pattern-forming material particles to form a pattern, and fixing the pattern onto the panel substrate.

Abstract: An outer sheath of a shield wire is stripped by a predetermined length from an end of the shield wire to expose a knitted layer of the shield wire. A shield stopper is mated over the exposed knitted layer until the shield stopper abuts against a stripped end of the outer sheath. A metal shell piece is preparatorily mated over an inner sheath of the shield wire while the metal shell piece expands the knitted layer. The shield stopper is clamped by a clamp means, and the mated metal shell piece is pushed to engage with the shield stopper. In the engagement state, the shield stopper overlaps a forward end portion of the metal shell with the knitted layer therebetween. A first cutter is guided by a pipe member so that the first cutter engages with an outer peripheral surface of the second cutter. Thereby, the shearing movement of the cutters cuts the exposed knitted layer near a rear end of the shield stopper.

Abstract: A process for installing a stator slide under a stator wedge in a radially oriented slot of a stator core assembly includes: a) loading windings in the radial slot, the radial slot having axially extending dovetail grooves in opposing sidewalls thereof; b) loading at least one stator wedge and stator slide in the dovetail grooves of the slot, and tightening the at least one stator wedge with the stator slide; c) loading at least one additional stator wedge in the dovetail grooves; d) locating at least one additional stator wedge slide relatively loosely under the additional stator wedge: and e) using the at least one stator wedge as a force reaction point, applying a force to the additional stator slide to drive the additional stator slide under the additional stator wedge.

Abstract: A method for joining frame members, wherein frame members are joined without forming the intricate configuration on the end part of the frame members, and without using the joining members.

Abstract: A shaving device that defines a substantially cylindrical volume to receive an index finger of a user. Rotation about the index finger under control of the adjacent thumb and middle finger provide precise finger-tip control of the pitch, angle and pressure applied the fixed or replaceable shaving blades.

Abstract: The invention relates to a cutting blade, in particular a cutting blade for a cutting machine which slices food, the cutting blade being rotatably mounted about a fulcrum and the cutting edge arranged at the edge of the cutting blade being spiral in design and the cutting edge following the following functional correlation formulated in polar coordinates, at least in portions: r=f (&agr;). Here r describes the distance of the cutting edge from the fulcrum, &agr; describes the angular distance with respect to the zero line, in other words an angle, and f describes any mathematical non-linear function.

Abstract: Apparatus is disclosed for aligning optical components. The apparatus comprises a light source providing an emission, an optical element for receiving the emission from the light source, and at least one of the light source and the optical element being mounted to a gimbal mount. Adjustment of the light source and/or the optical element mounted to the gimbal mount adjusts the angle of incidence of the emission from the light source on the optical element. This adjustment in turn aligns the optical components. A method is disclosed for aligning optical components. The method comprises generating an emission from a light source, adjusting a gimbal mount on at least one of the light source and an optical element, wherein the angle of incidence of the emission from the light source is adjusted on the optical element, and fixing in place the position of the gimbal mount on the light source and/or the optical element.

Abstract: An object of the present invention is to provide an inclination sensor that has a superior rotational performance and long term stability, and is high in detecting accuracy. In order to achieve the above object, the inclination sensor of the present invention comprises a pendulum (10) mounted rotatably relative to a case (1) of a fixing body to be fixed to a mounting body, a magnetic flux generation means (11) mounted on the pendulum (10), reed switches (4a) and (4b) mounted on a part of the case (1) corresponding with a rotational path of the magnetic flux generation means (11), and a flange part (12) having nonmagnetic and electrically conductive properties defining a damping body arranged on the case (1) along the rotational path of the magnetic flux generation means (11).

Abstract: An electronic profile acquisition system for measuring variations in the diameter of a cylindrical body, such as a roll used in the production of metal and paper sheet products. The system comprises a container mounted on wheels, and to which at least two arm assemblies are pivotally mounted so that the container is beneath the arm assemblies. Each of the arm assemblies comprises arms to which probes are mounted. The container encloses a power supply and data acquisition means for receiving output signals from the probes and storing the output signals as data. Finally, the system includes a computer that is separate from and outside the container for processing the data stored by the data acquisition means and representing the data on a screen.

Abstract: Method of measuring and/or controlling flatness during rolling, in which the flatness errors are broken down into independent components.

Abstract: A dehydration device is proposed, in which a tub body is formed with a receiving space for receiving a bag containing substances e.g. water-containing garbage to be dehydrated. In operation, after placing the bag in the receiving space, a base board of the tub body can be driven by a driving mechanism to move downwardly so as to squeeze the bag in a manner that, a plurality of sharp portions formed on the base board can pierce bottom of the bag, allowing air and liquid to flow out from the bag to achieve the dehydration purpose. After completing dehydration, residue of the dehydrated substances together the bag are removed from the dehydration device; this makes the dehydration conveniently cleaned after use. The substance residues can then be easily separated from the bag simply by shaking the pierced bag to tear it apart. This therefore facilitates the implementation of garbage sorting.

Abstract: There is provided a method for obtaining powder product by freeze-drying of liquid material, through various process steps, which comprises: adjusting starting materials into a liquid form; distributively feeding the thus adjusted liquid material for its freeze-drying; desiccating the liquid material by means of a freeze-drying device; pulverizing the thus desiccated liquid material into fine powder product by a pulverizing and comminuting device. In this freeze-drying means, the connection or joining point between the adjacent process steps, where the maintenance of the sterilized condition and the prevention of risk of contamination are complicated and troublesome, is isolated from the external atmosphere, while maintaining the whole system in the state of the continuous operations being made possible between the adjacent process steps, thereby enabling the maintenance of the sterilized conditions and the prevention of risk of contamination to be effectively realized.

Abstract: The invention provides a device for freshening fabrics in a tumble dryer during multiple tumble drying cycles. The device comprises: a reservoir for storing a fabric freshening composition, means to expose fabric freshening composition from the reservoir to airflow generated inside the tumble drier thereby transferring a portion of the fabric freshening component into contact the fabric freshening composition and transfer a portion thereof into contact with fabrics in the tumble dryer during a tumble drying cycle; means for attaching the device to the inside of the tumble dryer door; and optionally means for indicating to a user when the fabric freshening composition is used up.

Abstract: A shoe (1) having an active air-conditioning device (2) for maintaining the temperature inside the shoe (1) at a value selectively above or below the temperature of the outside environment. The air-conditioning device(20) is integrated in the sole (3) of the shoe (1), and comprises a main heat exchanger (4) for exchanging heat with the inside of the shoe (1), and air compressing device (5) for feeding a pressurized air stream to the main heat exchanger (4), an auxiliary heat exchanger (10) located between the air compressing device (5) and the main heat exchanger (4) to reduce the temperature of the pressurized air stream, an expansion valve (11) located immediately downstream from the auxiliary heat exchanger (10) to rapidly expand and so cool the pressurized air stream, and a bypass conduit (12) with a relative on-off valve (13), for connecting the main heat exchanger (4) directly to the air compressing device.

Abstract: A breathable and waterproof sole for shoes, which comprises, at least along part of its extension, a lower waterproof component, which constitutes the tread; an upper component, with a supporting structure which has chambers which are connected to openings at least on the upper and edge surfaces; a membrane which is impermeable to water and vapor-permeable and externally surrounds at least the outward-facing regions of the upper component. The lower and upper components and the membrane are joined so as to form a seal at least in the regions where water infiltration is possible.

Abstract: A liner having an envelope made in a single piece and provided with an opening for the introduction of the foot. The opening is a slit made on one side of the envelope demarcated by a pair of overlapping flaps which are subject to an adjustment device with a lace including a plurality of keepers each attached on the envelope. A tightening strap attached on the side of the envelope opposite the side where the slit freely surrounds the part back of the envelope and is then connected by its free end to the lace of the adjustment device to cooperate therewith.

Abstract: Footwear, particularly an athletic or sport shoe, having a sole with a visible, replaceable cushioning cassette, and method for modifying impact response capacity or color pattern by removing and replacing the cushioning cassette. The invention also provides footwear, comprising a sole; and an upper connected to the sole, the sole comprising an outsole; and a midsole, the midsole comprising a midsole section wherein walls of a periphery of cells form in the midsole section at least one cavity for receiving a cushioning cassette, which, when within the cavity, is visible through clear material of the sole when viewed from outside of the footwear.

Abstract: An article of footwear is disclosed, in particular a sports shoe with a sole ensemble and a stability element constructed of a material and configured for the selective support of single parts of the sole ensemble. The stability element includes a base element extending from a rearfoot portion to a forefoot portion of a shoe along the medial or the lateral side of the forefoot portion of the shoe and includes at least one support element. The at least one support element encompasses the sole ensemble upwardly or downwardly or both. Further, the stability element may include a heel support connected to the base element and a second base element for additional lateral support of the shoe.

Abstract: A shoe sole has a resilient outsole including a weight for applying a larger-than-normal load to leg muscles. The outsole has a single recess bored on the upper surface thereof and extending in the lengthwise direction from a tow portion to a heel portion thereof. The recess has a similar outline to the outline of the outsole and a single weight is embedded in the recess. The single weight comprises a mixture of a resilient material and metallic grains and has a similar outline to the outline of the outsole. The weight is formed to be thin at the toe portion and thick at the heel portion.

Abstract: A contoured, pre-molded and heat moldable orthotic device (1), ideally of about three-quarters of the length of the boot or shoe in which it is to be worn, has a 4° rear foot varus angle or wedge with an integrally-formed heel cup (3), a longitudinally-extending “raise” (4), a metatarsal “raise” (5) and a spongy shock-absorbing insert (6). The device is intended to be purchase “off-the-shelf”, for the relief of generalized and relatively minor common biomechanical foot problems.

Abstract: An electric iron comprising a housing (1), a sole plate (2), heating means (3) for heating said sole plate, an exchangeable reservoir (4) for containing a liquid (5), nozzle means (6), and a pump (14) for delivering said liquid to said nozzle means. To reduce the risk of the nozzle means becoming clogged or contaminated, the nozzle means (6) are an integral fixed part of the exchangeable reservoir (4).

Abstract: An overlay device enabling evaluation of a mammography film image and a method thereof wherein a transparent overlay, graphically marked with a two-dimensional scaled grid coordinate system, is placed over and aligned with either a mediolateral oblique or craniocaudal mammography film image, thereby enabling specific and reproducible evaluation of a mammography film image by assisting in positioning evaluation by providing the identification of all structures in two planes, enabling training guidance by providing AEC centerline for symmetry evaluation, and enabling image evaluation by providing AEC sensor positions markings specific for each manufacturer's system; thus, allowing complete evaluation of positioning and imaging technique.

Abstract: There is provided a visual display device that has a holding member, a cassette that can be removably inserted into and removed from the holding member and an arrangement for displaying a banner, photomural display panel or other display media. There is also provided a mechanism in the cassette for holding the banner, photomural display panel or other visual display media.

Abstract: A label with applied handle comprises a liner material, a label and a handle. The label has an upper surface and lower surface and is secured to the liner by an adhesive layer on its lower surface. The adhesive layer allows the label to be peeled off the liner with the adhesive remaining on the lower surface of the label. The handle is affixed to the upper surface of the label, and comprises an elongate strip and a hanger. The elongate strip has an upper and a lower surface extending continuously across an entire length of the label. The lower surface of the elongate strip is firmly secured to the upper surface of the label by a strong bonding material and a hanger portion integrally connected to the elongate strip and extending therefrom.

Abstract: The present invention includes a system for and a method of providing a handle cover which is used to solicit contributions for charitable organizations. The handle cover includes a tubular body formed from a flexible material, a horizontal slit along one side of the tubular body along a length of the tubular body, a notch cut in one end of the tubular body and an indicia which allows a portion of the proceeds of the sale to be directed to the charitable organization.

Abstract: A picture frame is provided with a rotary decorative body that is rotatably mounted on a main portion of the frame. The rotational axis of rotary decorative body runs parallel to the respective frame side. The rotary decorative body is mounted at its two ends on respective support arms that are connected to the main portion. The support arms may be attached rigidly or pivotably. The rotary decorative body may have an outer surface of any design, and it may be provided with an interior light source.

Abstract: An apparatus for loading a cartridge into a cartridge chamber of a firearm is provided. The apparatus includes a barrel, and a bolt assembly mounted for movement from a rear position to a forward position to advance a cartridge into the cartridge chamber. The bolt assembly includes a center axis which is not in coaxial alignment with the center axis of the barrel when the bolt assembly is in the rear position. The bolt assembly further includes a bolt head defining a percussion recess. The percussion recess is dimensioned to receive a proximal end of the cartridge with clearance to permit transverse movement of the proximal end of the cartridge relative to the percussion base. The firearm also includes a locking piece adjacent the cartridge chamber for centering the bolt head as the bolt assembly moves from the rear position toward the forward position such that the center axis of the bolt assembly is substantially coaxially aligned with the center axis of the barrel.

Abstract: The present invention is an adjustable-length stock for a shoulder fired weapon, which preferably includes an extendible shoulder piece installed on a shortened gun stock. The extendible shoulder piece preferably includes a butt plate for placement against the shoulder of a user, and a telescoping connection between the butt plate and the shortened gun stock. The connection may have at least one support rod and preferably two support rods telescopically sliding within their respective support tubes. After adjustment, the stock is locked at the selected length, thereby fixedly holding a desired length. The preferred two connections between the butt plate and the gun stock are vertically-distanced as much as possible, in order to stabilize the butt plate. The system preferably also uses a bipod for forward support of the weapon while being used by the adolescent. This system may be used to teach adolescents how to fire such a weapon.

Abstract: A fishing lure with a modified ammunition cartridge case as the main body is provided. The empty cartridge case is modified by removing the primer cap and drilling one or a plurality of holes in the body of the case,for the purpose of scent distribution. Scent producing material is placed in the interior of the cartridge case and as the lure is pulled through the water a superior scent trail is spread behind the lure,caused by water washing through the case. The modified case provides a better method of both retaining the scented material and distributing the scent in a controlled manner. Preferably a single or treble hook and spinner blades or other decorative devises are attached by means of a wire connector passing through the shell casing to facilitate connection of all related parts.

Abstract: A rising crank bait lure includes a body, a forward sloping lip, at least one hook, and a line loop. The body preferably has the shape of a minnow, but could be shaped as any other fish. The body may be either a single piece or a multiple piece design. The forward sloping lip may be attached to a front of the body, to a top of the body at substantially a front thereof, or to a bottom of the body at substantially a front thereof. The extended end of the lip is preferably rounded to decrease drag. The line loop extends from a front of the body for attachment of a fishing line. At least one hook is attached to a bottom of the body. The body is preferably painted to resemble a fish.

Abstract: A fishing lure creating irregular fish-attracting signals to attract fish to the fishing lure. The fishing lure includes circuitry located within an interior chamber of the fishing lure. The circuitry includes a timer for periodically sending electrical signals to a relay having a magnetic coil. The coil converts the electric signals into signals attractive to fish, such as sound or light signals. The coil receives voltage at a gradually decreasing rate which allows the fishing lure to create irregular signals to the fish.

Abstract: A quick set fishing rig and fish hook for live bait is disclosed. The hook includes a main portion, at least one hook portion, and a shank for releasably anchoring the hook into the body of the live bait. The shank extends substantially straight out from the main body portion of the hook and preferably has at least one stabilizing fin provided thereon. The shank is inserted under the skin of the live bait, thus anchoring the hook portions on the live bait. The stabilizing fins of the shank prevent the hook from rotating about the shank axis while in use, and assists the hook to quickly release from the bait when a fisherman or woman sets the hook. The hook is preferably used in connection with a rig providing for the adjustability of the length between a front single hook of the rig and the hook of the present invention.

Abstract: An improved fish hook having multiple barbs utilized in conjunction with a penetrating point of a hook portion of a fishing hook and which barbs are longitudinally spaced from each other so as to more securely attach the fish to the line once the fish has been initially hooked and in that way increase the secure attachment. The improved hook configuration is particularly useful for recreational and survival fishing activities.

Abstract: The present invention provides synthetic fuels, additives for use in preparing synthetic fuels and methods for producing synthetic fuel. The synthetic fuels include low levels of a chemical change additive selected from the group consisting of alkaline earth oxides and hydroxides and mixtures thereof. In one embodiment, the synthetic fuel further includes low levels of a second chemical change additive, which is a petroleum hydrocarbon material.

Abstract: A garden hot house for growing plants in a protected enhanced environment is made up of a translucent cover, a support frame, a mulch sheet, a temperature regulating system, at least one peg, and a quantity of dense material. The mulch sheet covers the soil surface and acts to retain heat and water within the soil. The frame is placed between mulch sheet and the cover and supports the cover, which is then placed upon the frame and secured to a base by the pegs. This defines a protective chamber. The temperature regulating system is a dark plastic tube of a desired volume filled with water placed within the chamber to moderate fluctuations in temperature. The garden hot house can be vented in a multiplicity of ways to regulate temperature while still remaining structurally stable and provides an enhanced growing environment for plants well into the plant's development.

Abstract: An aqueous-based inoculant composition in liquid form for leguminous seeds that produces an immediate nodule formation and an increased nitrogen fixation, containing microorganisms of the Rhizobium or Bradyrhizobium genus, a molybdenum compound selected from alkali metal molybdates and a compound that neutralizes the seed exudates, which are toxic for the bacteria, selected from polymers of compounds presenting an amide, amine or imine moiety. The inoculant composition remains stable at room temperature, keeping the number of viable bacteria over long periods of time and ready to be used.

Abstract: A process and apparatus for the production of reformed gases. Natural gas and/or liquid hydrocarbons and oxygen are combusted in a first stage to produce carbon dioxide and water. The products of combustion are conveyed to a second stage. Reforming gas or atomized liquid hydrocarbons and oxygen are injected into the second stage and mixed with the products of combustion to react with the carbon dioxide and water to produce carbon monoxide and hydrogen. The process and apparatus are particularly adapted for use in supplementing the reform gases produced in a Direct Reduced Iron plant wherein iron ore is reduced to iron inside a shaft furnace. The process and apparatus may also be used to provide heated enrichment natural gas or liquid hydrocarbons for use as a source of carbon in the shaft furnace to provide for carburization of the iron. Additionally, the process and apparatus may be used as a process control device for controlling the temperature of the reformed gases flowing to the shaft furnace.

Abstract: The present invention relates to a rotary access locking apparatus which is designed to perform rotation lock/position control/damping functions for a plurality of rotating plates arranged at constant intervals by a mechanical mechanism in the case that access is performed via the rotating plates.

Abstract: A motor-vehicle window lift comprises a mounting structure a drive system a cable system having two cable segments running substantially parallel to each other, reversing rollers for the cable system and two window-pane actuators each affixed to a respective one of the cable segments the actuators are displaceably guided along a respective guide of the mounting structure, wherein the actuators are rigidly connected to each other by a rigid coupling such that the actuators are non-movably fixed to the rigid coupling in a lift operating condition.