Abstract: A spark plug orientation method may include forming a spark plug housing by advancing a tool a first distance in a first axial direction into a spark plug bore to create a spark plug seat using a seat forming portion of the tool. The tool may be displaced a second distance in a second axial direction generally opposite the first axial direction to provide a predetermined axial orientation between the thread forming portion of the tool and the spark plug seat. The spark plug bore may be engaged at a first predetermined rotational position and the tool may be displaced in an orbital motion and in the second axial direction at a predetermined rate to form a threading on the spark plug bore providing a starting point of the threading at a second predetermined rotational position proximate the spark plug seat.

Abstract: The present application thus describes a method of manufacture for a late lean injection system in a combustor of a combustion turbine engine.

Abstract: A method of repairing an annular sheet metal combustor liner of a gas turbine engine includes cutting circumferentially around combustor liner bands bounding an effusion patch extending circumferentially around the liner, the effusion patch having effusion cooling holes and being bounded on either side by at least one effusionless band free from effusion cooling holes, to thereby remove a portion of the combustor liner having the effusion patch. A replacement liner portion including an effusion patch is provided and welded to the liner assembly, the weld extending circumferentially around the cut band to provide a welded effusionless band. The welded effusionless bands is cooled during engine use using one of film cooling of an inner surface of the welded effusionless band and impingement cooling of an outer surface of the welded effusionless band.

Abstract: A method of fabrication of panels having built-in heat pipe(s) and/or insert(s) (P), includes providing a bottom plate having tabs, partially straightening the tabs toward the accommodation zones, positioning the heat pipes and/or the inserts in each accommodation zone between the tabs and in contact with the upper face of the bottom plate, terminating the straightening of the tabs, depositing a selected thickness of a first adhesive against side faces of the heat pipes and/or the inserts, positioning separating structures, substantially having a same height as that of the heat pipes and/or the inserts on either side of the side faces of each heat pipe and/or insert and in contact with the upper face of the bottom plate, and placing an upper plate above the heat pipes and/or inserts and the separating structures and in contact therewith.

Abstract: Described herein are methods for forming a clip for mounting panels to a support frame. The clip has a common support area and a pair of extending panel holder elements extending in opposite directions from the common support area, where one of the extending panel holder elements extends further from the common support area than the other.

Abstract: A system and method for reducing roller skew, which involve ascertaining first and second thrust load properties applied to a roller while a rotary body rotates in opposing rotational directions, and adjusting an orientation of at least one bearing assembly for the roller until an amplitude difference between the first and second thrust load properties is below a predetermined threshold.

Abstract: The present invention relates to a method of manufacturing a vibration isolator (10), wherein in a sealing step in which a liquid mixture is sealed inside the interior of a first mounting component (11) in a vibration isolator main body (21), after the internal pressure inside the first mounting component (11) has been changed to a negative pressure which is equal to or greater than the vapor pressure of a first liquid (L1) which has the lower vapor pressure from among the first liquid (L1) and a second liquid (L2), the first liquid (L1) is injected into the interior of the first mounting component (11) so as to raise the internal pressure thereof, and, thereafter, the second liquid (L2) is injected into the interior of the first mounting component (11).

Abstract: An embodiment of the system for forming a movable slab foundation as comprised by the present invention has a slab foundation, at least one substantially vertical support member, at least one support surface, and at least one support sleeve. The at least one supports sleeve surrounds the at least one support member and is encased within the slab foundation and is capable of movement axially along the length of the at least one support member. The at least one vertical support member is capable of rotation relative to the at least one support sleeve to restrict the movement of the at least one support sleeve downward relative to the at least one vertical support member, thereby maintaining the height of the at least one support sleeve and the slab foundation relative to the at least one support surface.

Abstract: A fluid dynamic bearing includes a shaft to which a resin flange is fixed by insert molding. The process where the flange is fixed to the shaft by insert molding includes a flange forming process in which the flange, fixed to the shaft, is formed by injecting the resin into a filled portion in the lower mold through an upper mold, while cooling at least part of the shaft, arranged in a shaft arrangement portion in a lower mold, with cooling water circulating through a cooling pipe.

Abstract: Shaving cartridges intended for mounting on razor handles such that a shaving razors are formed. These cartridges include a frame on which a wing is disposed wherein a majority of the wing comprises elastomeric material.

Abstract: A drive apparatus for a reciprocating tool includes a plunger and a wobble plate interface operatively connected to a drive shaft assembly. The wobble plate interface includes a lower portion having an effective lower pivot connection, and an upper pivot connection to a rear portion of the plunger. The wobble plate interface is configured to reciprocate the plunger generally in its lengthwise direction during alternating cutting and return strokes. The distances between the upper and lower pivot connections of both the rocker and wobble plate interface together with the distance between the upper pivot connections thereof to the plunger define a four bar mechanism that produces a path of movement of an attached cutting blade that is effective to apply a progressive non-linear cutting force to a work piece during the cutting stroke.

Abstract: A reciprocating power tool that includes a drive system having a first driven gear that includes a spindle counterbalance weight and a second driven gear that includes a spindle counterbalance weight. The first driven gear and the second driven gear rotate in opposite directions about an axis of rotation in response to rotation of a driving gear by a motor. The power tool further includes a spindle having a longitudinal axis and a first end that is configured to support a tool element. The spindle is coupled to one of the first driven gear and the second driven gear by a scotch yoke mechanism to reciprocate the spindle with respect to a housing of the power tool along the longitudinal axis of the spindle in response to operation of the motor.

Abstract: The invention relates to a rotating construction laser (1), in particular a self-compensating construction laser. The construction laser (1) comprises a base (2,115) and a laser unit (3,114) for emitting a laser beam (11,83) rotating around an axis (18) of rotation so that the rotating laser beam (11,83) defines a laser plane. Therein, the laser unit (3,114) is built and tiltably arranged to the base (2,115) in such a way, that the axis (18) is tiltable in at least one direction. Furthermore, a tilt sensor (19,96,109) is present for measuring the tilt of the axis (18). According to the invention, the tilt sensor (19,96,109) is supported by a sensor platform being pivotable with respect to the laser unit around the axis (18) between at least two defined pivoting-positions (54,55,70-22) in such a way, that the tilt of the axis (18) is measurable by the tilt sensor (19,96,109) in the at least two pivoting-positions (54,55, 70-22).

Abstract: A rotary laser beam emitter includes a base unit including a reference reflector with a reference reflective face parallel to a reference plane, a rotary element rotatably supported on the base unit around a rotary axis, and a beam emitting unit contained in the rotary element and including a light source and an optical emission system emitting the laser beam from the light source in a direction parallel to the reference plane on the optical axis. When the rotary element is inclined relative to the rotary axis and the emitted laser beam is inclined to the reference plane, the optical emission system emits the laser beam from the light source to the reference reflective face and emit the laser beam reflected by the reference reflective face in a direction inclined to the optical axis of the laser beam so as to neutralize the inclined laser beam.

Abstract: A plurality of integrated electronic compasses and circuit system. The system includes a semiconductor substrate and one or more CMOS integrated circuits formed on one or more portions of the semiconductor substrate. The system has a plurality of electronic compass devices operably coupled to the one or more CMOS integrated circuits. The plurality of electronic compass devices can be integrated with one or more sensors, MEMS, or other devices.

Abstract: A portable device for measuring deflection of a surface, comprising an elongate frame having a first end and a second end and a first datum surface, a first removable reference assembly adjacent the first end, a second removable reference adjacent the second end, a deflection gauge attached to the elongate frame between the first removable reference assembly and the second removable reference assembly, and wherein the deflection gauge engages and measures a deflection of the surface relative to the first removable reference assembly and the second removable reference assembly.

Abstract: An articulated arm CMM system comprises an articulated arm comprising a plurality of articulated arm members, a measuring probe at a distal end, and a base at a proximal end, the base comprising a docking portion. The articulated arm CMM system also includes a plurality of feature packs configured to electronically connect to the articulated arm via the docking portions and provide additional electronic functionality.

Abstract: A profile measurement apparatus includes: a probe which includes a gauge head for measuring a profile of an object to be measured and which moves the gauge head within a given range; a movement mechanism which moves the probe; and a controller which measures the profile by controlling the movement mechanism to contact the gauge head against the object. The controller comprises: a movement amount acquisition section which acquires a movement amount of the gauge head from a reference position; a deviation acquisition section which acquires as a deviation the movement amount when the gauge head is in a non-contact state; a determination section which determines whether the deviation is greater than a first threshold value; and a resetting section which, when the deviation is greater than the first threshold value, resets the reference position to a position arrived at by combining the reference position and the deviation.

Abstract: A tape measure carrier for use in taking internal measurements includes a side wall and a base extending from the sidewall. The sidewall is of sufficient thickness so a tape measure chip will snugly slide down over the top of the sidewall to seat the tape measure on or close to the base. A base shelf is formed at the forward end of the base. A clear window piece is mounted to the base or sidewall so as to extend spaced over and parallel to the base shelf to form a channel therebetween. The channel is located and sized to allow free horizontal passage of the tape measure tape through the channel. A cross hair on the window piece is positioned to provide a known pre-determined distance between the cross hair and the rearmost end of the carrier.

Abstract: A gauge (1) for rig-related measurements of a rowing boat involves a graduated slider (2) which is slidable longitudinally within a tube (3) that is parallel-mounted via pivoted links (6) on a bar (4). A head (9) of the slider (2) carries a laser (10) and is used with the bar (4) located in a seat-runner 21 to sight its beam B on the swivel-pin (24) or the face-of-work (27) of an oarlock (23). A reading of the slider-graduations is made and then again after the slider (2) has been extended with the head (9) turned down to bring the beam (B) onto the heel (25) of a rowing shoe (26) fixed in the boat. Difference between the readings gives the work-to-heel distance. Measurement of the distance-through-the-work is made from the swivel-pin (24) or face-of-work (27), to either the front end of the runners (21) or the front of the seat (22) when pushed fully forward.

Abstract: This invention discloses systems and methods for conversion of high moisture waste materials to dry or low moisture products for recycle or reuse. The equipment systems comprise a gas turbine generator unit (preferred heat source), a dryer vessel and a processing unit, wherein the connection between the gas turbine and the dryer vessel directs substantially all the gas turbine exhaust into the dryer vessel and substantially precludes the introduction of air into the dryer vessel and wherein the processing unit forms the dried material from the dryer vessel into granules, pellets or other desired form for the final product. Optionally, the systems and methods further provide for processing ventilation air from manufacturing facilities to reduce emissions therefrom.

Abstract: The technology relates to spray dried plasma and methods of making the same. The method includes providing plasma to a spray drying apparatus, spray drying the plasma, at the spray drying apparatus, to form physiologically active plasma powder, the spray drying apparatus configured utilizing one or more parameters, and storing the physiologically active plasma powder.

Abstract: A conditioner infuser cartridge for use with a dryer attachment having an attachment end for engagement with a hair dryer barrel, an opposite air outlet end and a perforated portion between the ends having at least one air intake, the cartridge configured for engagement near the attachment end and including a conditioner element constructed and arranged for retaining a supply of vaporizable conditioner and a support frame receiving the conditioner element and securing same in the attachment.

Abstract: A device for refreshing fabrics by reducing malodors and/or wrinkles without requiring that the fabrics to be put through an entire standard laundry process. The device comprises an extractable drawer which is pulled out of the device to allow for loading of a fabric into a receiving region. The extractable drawer can then be closed transporting the fabric into the interior of the device. A fabric treatment composition is sprayed or otherwise dispensed onto the fabrics when the device is operated. The device comprises an air flow path and a heating element which allows for the fabrics to be treated during use and comprises a passive heat management system within the shell to minimize formation of hot spots and direct air flow away from the side walls. The extractable drawer of the present invention can be positioned to extract laterally or vertically out of the shell of the device.

Abstract: Tray assemblies and methods for manufacturing ceramic articles are provided. In one embodiment, a tray assembly includes a tray body having a supporting surface operable to support a ceramic article for passage through a microwave drying apparatus during a microwave drying process and a microwave coupling cover associated with the tray body. The microwave coupling cover envelopes at least a portion of the ceramic article during the microwave drying process. The microwave coupling cover has a dielectric property such that a greater percentage of microwave energy is coupled into the ceramic article with the microwave coupling cover present during the microwave drying process than with the microwave coupling cover not present. Methods may include rotating the ceramic article when the ceramic article is about 40%-60 dry.

Abstract: An apparatus for solvent recovery from a solvent/gas mixture from the exhaust air of systems processing printing, painting or other solvents, wherein the solvent/gas mixture from at least one oil-containing solvent/gas mixture is cooled down to a temperature below the lower condensation temperature of the oil of the solvent mixture using a heat exchanger, wherein a further, second heat exchanger is connected upstream of the heat exchanger, said second heat exchanger cooling the solvent/gas mixture specifically to the condensation temperature of an oil present in the mixture and both heat exchangers produce a recovery unit.

Abstract: An apparatus, system, and method are disclosed for a shoe cover. The shoe cover is useful for muffling sound of the wearer. The apparatus contains a padded sole, an encasing material, vertical straps, an attachment mechanism on the straps, and a replaceable cover. The replaceable cover can be substituted when the replaceable cover becomes worn or when a different type of cover is desirable.

Abstract: A first thin insole (2) having an arch insole (2a) configured with a recess (2b) in the metatarsal region (1b) is provided on the sole body (1) of a shoe, which extends from the heel region (1a) across the metatarsal region (1b) to the front ball/toe region (1c). A foam insert (3), which has a cutout (3a) corresponding to the size of the arch insole (2a), is disposed on the first insole (2), the insert extending from the heel region (1a) to the front ball/toe region (1c). A second insole (4) in the form of a support, which has a spherical segment-shaped or ellipsoid segment-shaped hollow body (4c), which protrudes in the metatarsal region (1b) from the bottom of the insole (4) and is adapted to the arch insole recess (2b), is provided on the foam insert (3).

Abstract: A method for the effective recovery of as large a portion as possible of the energy in the waste heat of a trough mangle (10) or other launderette machines. To this end, provision is made for a portion of the energy contained in the waste heat to be recovered by cooling the waste heat in a heat exchanger (14), with the waste heat being cooled to such an extent that it falls below the dew point and condenses, with the result that the energy released during condensation and at least a large portion of the energy from the condensate can also be recovered. In this way, it is possible for up to half the residual energy in the moist waste air from a trough mangle (10) and the waste gas from a heating device to be recovered and reused again.

Abstract: A roller iron steamer accessory kit is disclosed. The kit facilitates the removing of wrinkles in fabric, the loosening of wallpaper, and the cleaning and/or sanitizing of surfaces. The elements of the kit include at least one roller iron device, either configured to adapt to a portable steamer or including at least one adapter to mate the roller iron device to an element of the portable steamer that provides for the passage of steam, e.g. a wand.

Abstract: A backlit logo device includes an elongated light guiding member and two sources. The two light sources are arranged at opposite ends of the light guiding member. The light guiding member includes a display surface. The display surface includes a transparent logo so light from the light sources passes through the logo. The light guiding member further includes a light reflecting surface opposite to the display surface. The light reflecting surface includes a plurality of light diffusing portions formed in a middle portion of light reflecting surface. The light diffusing portions are configured to diffusely reflect the light from the light sources to the display surface.

Abstract: The present device is an ammunition clip for holding rounds for a firearm having a magazine receiver. The clip includes a first channel for holding the rounds with the rim of each round protruding out. A cover is fixable with an open side of the first channel and holds the rims of each round slidably therein. A second channel is fixed adjacent to the first channel and holds the rounds with the rim of each round protruding outwards. A flange of the cover is adapted to retain rounds in the second channel when the cover is positioned over the first channel. With the first channel empty of rounds, the cover may be removed and slid over the rounds in the second channel. The cover is then lifted away from the second channel and fixed over the open side of the first channel to fill the first channel with more rounds.

Abstract: Systems and methods for associating an accessory with a firearm include, in one embodiment, an accessory having an accessory portion and an attachment portion. The accessory portion is associated with any accessory a user may desire to associate with the firearm. The attachment portion allows the accessory to be associated with a rail assembly of the firearm. The attachment portion includes a first mounting arm and a second mounting arm configured to be positioned about the rail assembly when the accessory is snapped about the rail assembly. Also included is a securing mechanism for limiting the movement of the accessory when the accessory is snapped about the rail assembly.

Abstract: Disclosed is an apparatus for multi-correcting a trajectory, the apparatus comprising a trajectory correcting unit in which a polygonal cam comprising a plurality of surfaces different in distance from a rotary center is rotatably installed between a dot sight or an optical signal and a firearm to adjust an angle between an optical axis of the dot sight or optical sight and a gun barrel axis of the firearm, wherein the trajectory correcting unit is installed to be movable in an axis direction, and coaxially provided with two or more polygonal cams to respectively set trajectory correcting angles corresponding to distances in accordance with calibers of a bullet and the kinds of bullet. With this, one dot sight or optical sight can be mounted to firearms using bullets different in the trajectory or firearms different in a caliber from one another, thereby enhancing equipment use efficiency.

Abstract: An adjustable receiver cover for a firearm having an integral accessory mounting structure and pivotally attached to the firearm. A front mounting tab adjustably attached to the cover body accommodates physical variances between examples of said firearm. The front of adjustable cover is pivotally attached to the firearm by a pin. The adjustable cover is firmly affixed at its rear by a cam locking release button. The adjustable cover is self centering by means of an integral spring apparatus.

Abstract: The present invention relates to an optical device for both a dot sight mode and a scope mode, the optical device including: a dot-sight main body which is formed with a dot sight region where a light source and a reflective mirror are installed to display light emitted from the light source as a dot on an external target, and operates in the dot sight mode; and a scope structure which includes an objective lens and an eyepiece lens to magnify and see the external target, and is rotatable inside the dot-sight main body, the scope mode being selected when the scope structure is rotated and inserted in the dot sight region. With this, there is provided an optical device for both a dot sight mode and a scope mode, in which a scope structure is installed to be retractable inside a dot sight device and thus both the dot sight mode and the scope mode are supported, thereby aiming at an external target through quick mode switching, and there is no need for an additional scope device.

Abstract: Described is a locking stop mechanism for a riflescope that includes at least one rotatable reticle adjustment dial mounted on a scope body. It includes a stop member on the adjustment dial at a preselected position and a lock member on the scope body. The lock member is positioned to engage the stop member upon rotation of the adjustment dial to a preselected setting. The lock member is configured to prevent rotation of the adjustment dial in either direction when engaged with the stop member while allowing free rotation in at least one direction when the lock member is manually displaced and when the stop member is not engaged with the lock member at the preselected setting.

Abstract: A fishing hook retaining apparatus is provided. In a first aspect, a first member and a second member of the fishing hook retaining apparatus oppose one another and pivotally rotate about a shaft from a closed position to an open position when compressive force is applied to lower portions of the first and second members. While open, an operator may insert a fishing hook into the fishing hook retaining device and subsequently release the applied force to permit the first and second members to close and thus secure the fishing hook within the fishing hook retaining device. In a second aspect, when in the closed position, the first and second members not only secure the fishing hook therewithin, but compressively grip a cylindrical rod placed therebetween, which secures the fishing hook retaining apparatus to the cylindrical rod, wherein the cylindrical rod is a fishing pole.

Abstract: An apparatus provides a fishing rig designed for improved performance in bottom fishing applications such as surf fishing. This fishing rig includes a hoop attached to the top of a sinker. The rig line is attached at its bottom end to the hoop, and a hook-shaped member is attached to the rig line above the hoop. Above the hook-shaped member, one or more fish hooks are attached to the rig line, and a swivel is attached at the top end of the rig line.

Abstract: An animal trap includes a frame with a support mechanism for the trigger. The support mechanism has an elongate slot on each side that supports a pivot component that is attached to the frame. One or more rods are activated from the support mechanism to release a latch or door of the trap. A rod pushes or pulls from their attachment to the support mechanism when a trigger attached to the pivot component moves causing a cam on the pivot component to release the dog from engagement with the support mechanism.

Abstract: Snake trap primarily designed to capture relatively long and heavy snakes such as the Burmese Python. The trap is specifically configured to avoid inadvertently capturing non-targeted animals by using at least two weight/pressure-sensing plates. Each pressure plate has an independent release mechanism so that both pressure plates must be in a depressed position to spring the trap.

Abstract: In an above-ground termite station for detecting and controlling termites above ground in an operating configuration of the termite station, a container of the termite station defines an interior space and is at least in part configured for abutting against and being mounted on an above-ground mounting surface. The container is configurable between a closed configuration and an open configuration in which the interior space of the container is accessible while the container is mounted on the mounting surface. A cartridge is sized and configured for insertion in and removal from the interior space of the container and is generally an aggregation member, a bait matrix separate from the aggregation member, and a holder at least in part holding the aggregation member and bait matrix in assembly with the holder for positioning of the cartridge relative to the interior space of the container as a single unit.

Abstract: A tree planting support system that mounts onto a tree trunk to stabilize a recently planted tree in a substantially vertical position until its root system can hold it in that orientation without the need for additional support. It has a housing assembly with a top wall, a bottom wall, a rear wall, first and second sidewalls, an angled front wall extending between first and second front walls, and at least one slot. The housing assembly further has a first interior base wall defining an angled cavity section, and a second interior base wall defining another angled cavity section. At least one band is secured through the at least one slot and at least one support post has first and second ends. A stake assembly also has two angled cavity sections.

Abstract: The present device is a structure for growing plants on a ground surface. The structure includes an elongated concrete slab having a raised curb on each side. A roof is fixed with the upper edge of each curb. A front end panel and a rear end panel are fixed between the roof, the curbs and the slab creating an interior space. An irrigation system and lamps extend along the length of the slab to irrigate and illuminate a top surface of the slab. At least one heating pipe is within each slab to heat the slab and the plants within the structure. Plant seeds may be scattered on the top surface of the slab and are irrigated based on a timed schedule by the irrigation system and illuminated by the lamps to grow the plants. The end panels are removed for harvesting the plants once the plants have grown.

Abstract: A flower belt comprises a belt member and a plurality of belt attachments. The belt member comprises a durable, flexible elongated body with an adjustable securing means designed to securely affix around a tree trunk. The belt member further comprises a hook attachment means which enables the securing and removably receiving the plurality of belt attachments. The hook attachment comprises hooks outwardly disposed for suspending the belt attachments.

Abstract: A door operator for selectively opening and closing a side hinge door. The door operator may include a motor with a drive shaft, an operator arm assembly, a door position sensor, and a controller. The operator arm assembly may include an output shaft operatively coupled to the drive shaft, an operator arm, and a clutch assembly mounted to the output shaft. The door position sensor, which may be electro-magnetic, signals the controller when the door is not closed. If the door has been manually pushed open, the controller signals the motor to rotate the drive shaft in the closing direction. In automatic mode, the output shaft and the operator arm are operatively engaged, but manual force to open the door overcomes static friction between the operator arm and friction discs in the clutch assembly, operatively disengaging the operator arm and output shaft until the manual force is removed.

Abstract: The invention relates to an inspection port, and a housing with an inspection port, for use in inspecting an interior volume. The housing has a housing enclosure with an inspection opening at or over which the inspection port is mounted, either directly to the housing enclosure or to a base which in turn is mounted to the housing enclosure. The inspection port has a rotatable assembly, rotatably secured to the housing enclosure or base for rotation about an axis of rotation at the inspection opening. The rotatable assembly has a plate defining an access opening and an inspection enclosure attached to the plate around the access opening and adaptable to extend into the interior volume. The inspection enclosure has a region with a window opening which has a window axis and is adaptable to provide lines of sight into the interior volume.

Abstract: A device lor the transfer of a torque from an output shaft of a drive mounted on the body of a motor vehicle with a rotational axis of the output shaft and a hinge axis arranged flush with one another. The device includes a drive lever rotationaily connected to the output shaft of the drive, a connecting member on the drive lever extending from a connecting region of the drive lever. The connecting member includes a sliding block and an adapter part that is connected to a first half of a hinge and is provided with a journal. The journal rotates directly in, but independently of, the sliding block.

Abstract: A vehicle door driving apparatus includes a driving mechanism fixed to a vehicle door and including a motor and a drum rotationally driven by the motor. A rope member is wound around the drum and linked to the vehicle body, and rotation of the drum is transmitted to the vehicle body by the rope member to open and close the vehicle door. The driving mechanism includes: a first small-diameter gear linked to the rotary axis of the motor to rotate together with the rotary shaft of the motor; a transmission gear rotatable around the axis extending in the vehicle width direction; a sun gear rotatable around such axis; a ring gear disposed on the same axis as the sun gear; and a carrier having a planet gear engaging the sun gear and the ring gear, and linked to the drum so that the carrier rotates together with the drum.

Abstract: A driving device for driving two door panels to synchronously move has a rail rod, an endless cord and multiple clamping assemblies. The endless cord is parallel to the rail rod and is mounted at a position at inner sides of the door panels. The clamping assemblies are securely connected to the cord, are moveable relative to the rail rod and clamp the door panels. Each clamping assembly has a front clamping panel and a rear clamping panel. The front clamping panel is mounted on an outer side of a corresponding one of the door panels. The rear clamping panel is mounted on the inner side of the corresponding door panel and is connected securely to the front clamping panel and the cord. Accordingly, the conjunction positions between clamping assemblies and a cord are hidden by the inner sides of the door panels.