The present invention relates to a preparation method of a superabsorbent polymer, and specifically to a method of preparing a superabsorbent polymer including the steps of: preparing a hydrous gel phase polymer by thermal polymerizing or photo-polymerizing a monomer composition including a water-soluble ethylene-based unsaturated monomer and a polymerization initiator; drying the hydrous gel phase polymer; milling the dried polymer; classifying the milled hydrous gel phase polymer into two or more grades by particle size; adding a surface cross-linking agent to each hydrous gel phase polymer classified into two or more grades; and carrying out a surface cross-linking reaction of the hydrous gel phase polymer to which the surface cross-linking agent is added.

A process for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution in a surrounding gas phase in a reaction chamber, wherein the monomer solution is metered into the reaction chamber via at least one bore, and the diameter is from 210 to 290 μm per bore and the metering rate is from 0.9 to 5 kg/h per bore.

An apparatus and method to install contraction joints in concrete slabs. The method uses a device, which inserts a strip of plastic or paper tape into freshly laced concrete, as the device is driven across a concrete slab. The tape is folded immediately prior to being inserted into freshly placed concrete, and functions to weaken the slab at the contraction joint location for the purpose of causing a crack to form in the slab. Plastic tape can be used, which functions as a moisture vapor retarder, and thereby, protects floor coverings from moisture damage, such as mold and mildew, at contraction joint locations.

An absorbing mechanism includes a positioning member, an absorbing member, and at least one separating member. The positioning member defines a receiving chamber, for receiving a plurality of workpieces. The attaching member is constructed for absorbing the workpieces. The at least one separating member comprises a main body and a detaching portion. The main body is mounted on the positioning member. The detaching portion protrudes from the main body toward an axis of the positioning member, and forming an inclined surface away from the main body. The inclined surface defines at least one blow hole. The inclined surface towards the receiving chamber.

The present invention provides a food preservation system that includes an absorbent food pad that has absorbent material to absorb exuded liquids from a food product, and has an oxygen scavenging system to modify the atmosphere in the food package. Also described is a method of using the absorbent food pad to enhance appearance of the food product and extend shelf life.

A fastening system includes an energy absorbing or impact indicator and at least one or more of the following: (1) a fastening base for mounting in an emergency vehicle, (2) a patient support engageable with a base, (3) a patient securement mechanism for securing a patient on a patient support, (4) a patient securement mechanism for securing a patient to a vehicle, (5) a patient support securement mechanism operable to secure a patient support in an emergency vehicle, or (6) a patient support securement mechanism operable to secure a patient support to a base, wherein the energy absorbing or impact indicator is located (1) at the patient securement mechanism, or (2) at the patient support securement mechanism, or wherein the energy absorbing or impact indicator is between (1) the base and the vehicle, (2) the patient support and the base, (3) the patient securement mechanism and the patient support, (4) the patient support and the emergency vehicle, (5) the patient and the emergency vehicle, or (6) the patient securement mechanism and the emergency vehicle, wherein the energy absorbing device or impact indicator has at least an energy absorbing state and a rigid state or indicates a level of impact at or between any of the respective component or components.

In a case where components such as side flaps and crotch portions are arranged on multiple webs which are being conveyed while being arranged side by side in the width direction of the webs, articles in various sizes can be handled easily by a web conveying step of conveying a front waistline web 11A and a back waistline web 11B the webs being arranged side by side in a width direction of the webs, a flap attaching step of attaching side flaps 30 onto the web 11 of the front waistline web 11A or the back waistline web, a web gap changing step of changing a gap between the front waistline web 11A and the back waistline web 11B by a web gap changing mechanism 500 and a crotch member attaching step of attaching a crotch member 20 between the front waistline web 11A and the back waistline web 11B, wherein the web gap changing step is performed between the flap attaching step and the crotch member attaching step.

A bound system including a plurality of pages and a cover and/or divider including a bound outer edge and a plurality of free outer edges. The cover and/or divider may be bound to the plurality of pages along the bound edge. The cover and/or divider may include one or more discreet tabs extending generally outwardly relative to one of the edges. Each tab may be integrally formed from a single piece of material with the rest of the cover and/or divider. Each tab further may have an opening formed therethrough and is configured to receive at least part of a binding device therethrough to thereby couple the cover and/or divider to the binding device.

A structure for absorbing frontal collision energy of a vehicle absorbs frontal collision energy of a vehicle using both front side members configured to support a bumper beam disposed at a front side of a vehicle body, a shock absorber housing panel disposed outside the front side member, and a fender apron member disposed outside the shock absorber housing panel, and the structure includes: an enlarged member installed to be inclined between an outer surface of the front side member and a rear surface of the fender apron member so as to be spaced forward and apart from the outer surface of the front side member; and an enlarged frame engaged between a lower side of the fender apron member and a front mounting portion of a sub-frame.

A collision energy absorption apparatus and a vehicle front end structure including the apparatus. The apparatus is welded to a bumper beam and is laterally adjacent a longitudinally extending member disposed behind the bumper beam. The apparatus has a central body having a front edge attached to the bumper beam and a rear edge that is spaced from the bumper beam and the longitudinally extending member. Upper and lower triangular walls extend between the central body and the longitudinally extending member. A rib extends laterally outwardly from the central body.

A structure for absorbing energy from impacts thereon, the structure being plastically deformable by an impact, with, if appropriate, the possibility that it is at least to some extent disrupted. The structure can include a) ribs for reinforcement, the ribs arranged with respect to one another at an angle with respect to the axial direction such that on failure of a rib a force acting on the structure is immediately absorbed axially by another rib, b) ribs running axially, the ribs being in essence corrugated or of zigzag shape, c) at least one rib running axially in a first plane and connected to at least two ribs running axially in a second plane rotated with respect to the first plane. The structure includes, in the direction of impact, at least two layers, each of which has different compressibility properties and different failure properties.

A vehicle bumper system comprises a bumper reinforcement beam and an energy absorber with top and bottom rows of similarly-shaped spaced-apart crush lobes in alternating relation for uniform impact resistance across the bumper system. The illustrated top row of crush lobes provides a high first force-deflection curve for high impact forces, and the bottom row of crush lobes provides a lower second force-deflection curve, for pedestrian reduced injury. An elongated sensor is positioned under shear walls of the top and bottom crush lobes, and is retained by tabs on the energy absorber. This positively retains the sensor in position on the bumper system, with few (or zero) separate fasteners, while facilitating quick assembly and reliable operation of the sensor tube.

A thermoplastic energy absorber having a horizontal axis and a vertical axis, and comprise: an array of energy absorbing lobes protruding from a base, the lobes arranged in two or more rows. The energy absorbing lobes can have a vertical length (L) and a horizontal width (D), and wherein a ratio of L:D is greater than 1. The energy absorbing lobes in each row can be disposed in a staggered manner with respect to energy absorbing lobes in an adjacent row. The energy absorber can be configured to be installed on a vehicle for absorption of impact energy. An energy absorbing system can comprise the thermoplastic energy absorber disposed between a bumper beam and a fascia. The fascia can optionally be configured to envelope the thermoplastic energy absorber and the bumper beam. This system passes EuroNCAP lower-leg impact requirements, version 5.1, June 2011, for lower leg impact requirement.

An energy absorbing coupler for railway vehicles includes a coupler anchor, a coupler mechanism supported to the coupler anchor by a deformation tube and draft gear element, and a plurality of energy absorbing devices associated with the coupler anchor. The energy absorbing devices each include two mating components in frictional engagement with one another. Sliding movement between contacting surfaces of the two components occurs when energy is applied to the coupler mechanism, thereby creating friction and dissipating the applied energy at least in part in the form of heat. The two mating components may include a male part, such as a mounting bolt, in mating engagement within a female part, such as a collar. An inside diameter of the collar may be slightly smaller than an outside diameter of the mounting bolt to create a press-fit engagement.

A shock energy absorber includes, in one example, a cylinder having a closed end and an open end, a sleeve fixed about the open end of the cylinder, and a damping material in the form of an ultra high molecular weight polyethylene material in the cylinder. A plunger is positioned to be driven into the damping material via the sleeve. When the plunger is impacted and driven into the damping material, the damping material changes from a solid to a viscous fluid state thereby enabling absorption of a significant amount of energy.

A coupler head for a coupling arrangement is shown, which coupler head includes a coupler head housing (6) extending in a longitudinal direction from a first end (6a), attachable to a drawbar, to a second end (6b), which is arranged to carry a coupling interface between coupled rail vehicles, which coupler head housing houses mechanical coupling components (8,9) effective for automatic coupling to the corresponding components of a connecting coupling arrangement. The coupler head is characterized in that the coupler head housing has at least one notch (11, 11') for a predetermined and primarily axial compression thereof with absorption of energy from a deforming compressive force that is applied to the coupler head in the longitudinal direction thereof. The coupler head has preferably at least one notch (11, 11') for a predetermined folding of the coupler head housing.

A device for thermal monitoring a piece of equipment, which is integrated on a craft placed in a forced vacuum environment, an outside part of the equipment projecting outside of a wall of the craft and being subjected to a solar radiation flux, includes an absorbent screen that is suitable for being placed between the outside part of the equipment and the wall of the craft, whereby this absorbent screen has—on at least one portion of its front face, designed to be placed on the side removed from the wall of the craft—an absorptivity αSOLAR that is the largest possible in the field of solar radiation, coupled to a low emissivity εIR in the infrared spectrum. The absorbent screen is made of a very heat-conductive material and has—on at least a portion of its rear face, suitable for being oriented toward the wall of the craft—a high emissivity εIR in the infrared spectrum, typically greater than or equal to 0.7.

The present invention describes a hair treatment application system, comprising at least one or more hair treatment compositions (15) having a viscosity of from 3,000 cPs to 150,000 cPs and a hair treatment application device (1) comprising a first plate (10) and a second plate (20) positionable in a juxtaposed relationship when said hair treatment application device (1) is in a closed state. The hair treatment application device (1) is characterized by having a first zone comprising at least one absorbent substrate (40) on the internal surface (101) of said at least said first plates (10) and a second zone (50) on said internal surface (101) which is free of said absorbent substrate (40). Said at least one absorbent substrate (40) has a median pore radius of from 300 microns to 3,000 micron. The present invention describes also methods of treating the hair with said hair treatment application system (10) and kit comprising said hair treatment application system.

Energy-absorbing textile structure, in particular for use in vehicle construction, which has high-tensile yarns for absorbing force, is formed by a braided fabric (2) with standing ends (3) in the force input direction and in that the textile structure has at least one region (4) with local modification of the fiber structure (2, 3).

An adjustable mechanical vibration limiting and absorbing device for an archery bow including a hollow housing and two groups of elastomer washers provided in the hollow housing with a means for preventing the first group from advancing out of the hollow housing and separating the first group from the second group. In addition, a fastener extends through the center of the first and second groups of elastomer washers and a lock nut and weight are provided on the projecting end of the fastener.

A directable sound-absorbing panel comprising a sound-absorbing panel, a fixing member which can be fixed to said sound-absorbing panel, an arm and an articulated joint between said fixing member and said arm, is described. An assembly of directable sound-absorbing panels is also described, said assembly comprising a plurality of sound-absorbing panels, a corresponding plurality of fixing members, a corresponding plurality of arms, a corresponding plurality of articulated joints between each arm and each fixing member, and a fixing bar to which at least a part of said plurality of arms is fixed.

There is provided a sound absorbing member lamination structure in which the functions by the sound field adjustment can effectively be achieved by preventing the sound reflection against an intension of design in a boundary between the sound absorbing member and the other layer, when the sound absorbing member and the other layer are laminated into a united body. When the sound absorbing member and the other layer are placed in a stacked state, they are bonded with the use of a pressure-sensitive adhesive, so that the sound absorbing member and the other layer are combined together, with the pressure-sensitive adhesive kept uncured in a stacked state of the sound absorbing member and the other layer. Thus, such an uncured pressure-sensitive adhesive does not become a reflection portion of a sound. It is therefore possible to cause the sound to pass through appropriately the boundary between the respective layers.

Described embodiments relate to a method of manufacturing a sound absorption material. The method comprises: forming a low density fibrous web to act as porous bulk absorber, the fibrous web containing a proportion of bi-components fibers, each bi-component fiber having a core material and a sheath material around the core material; applying a thin facing later to the low density fibrous web, wherein the facing layer is adhesively compatible with the sheath material; heating the fibrous web to a temperature sufficient to soften the sheath material of at least some of the bi-component fibers; and pressing the facing layer and fibrous web together under low pressure such that at least part of the facing layer contacts the softened sheath material of at least some of the bi-component fibers to form an adhesive bond between the facing layer and the fibrous web.

A sound absorbing body includes a fibrillated part fibrillated into fiber form, and an unfibrillated part that is not fibrillated into fiber form. The unfibrillated part is dispersed inside the single sound absorbing body.

A printing device includes a case, a printing unit arranged inside the case, and a sound absorbing body arranged inside the case. The sound absorbing body has parts with different densities including a dense part with a higher density and a non-dense part with a lower density. The non-dense part includes a fibrillated part that is fibrillated into fiber form, and an unfibrillated part that is not fibrillated into fiber form.

A sound absorbing body includes parts of different densities including a plurality of non-dense parts of lower density and a plurality of dense parts of higher density. The non-dense parts and the dense parts are alternately laminated obliquely.

The present invention is directed towards an absorbent composition and its method of production and use. More specifically, the present invention relates to an absorbent composition comprising a liquid absorbing material, at least one alkaline earth metal peroxide, and an acidic material. The acid maintains a high hydrogen peroxide release profile under acidic conditions, such that the composition is found surprisingly effective in mitigating fecal odor.

A check valve includes a ball and a seat. The seat includes a body and a hole extending through the body. The hole is smaller in diameter than the ball. The body of the seat is formed from ultra-high-molecular-weight polyethylene. The ultra-high-molecular-weight polyethylene of the seat has an ASTM D648 heat deflection temperature of 46.7° C. at 1.8 MPa.

A method and apparatus for recovering a gaseous component from an incoming gas stream is described. The incoming gas stream is contacted with a lean aqueous absorbing medium to absorb at least a portion of the gaseous component from the incoming gas stream to form a lean treated gas stream and a rich aqueous absorbing medium. At least a portion of the gaseous component is desorbed from the rich aqueous absorbing medium at a temperature to form an overhead gas stream and a regenerated aqueous absorbing medium. At least a portion of the overhead gas stream is treated to recover a condensate stream. At least a portion of the condensate stream is used to form a heated stream. At least a portion of the heated stream is recycled back to the desorbing step. Novel absorbing medium compositions to recover carbon dioxide and/or hydrogen sulfide are also described.

A composition of matter, and method to make same, for a nano-based material including a nanocarbon support to which is attached an aliphatic amine. In particular, the composition of matter is an aliphatic amine-nanocarbon material that includes a nanocarbon (NC) support, such as C60, nano-graphite, graphene, nanocarbon ribbons, graphite intercalation compounds, graphite oxide, nano-coal, nanohorns, and combinations thereof, and further includes an aliphatic amine, such as polyethyleneimine (PEI).

A method of making a belt-creped absorbent cellulosic sheet. A papermaking furnish is compactively dewatered to form a dewatered web having an apparently random distribution of papermaking fiber orientation. The dewatered web is applied to a translating transfer surface moving at a transfer surface speed. The web is belt-creped from the transfer surface utilizing a generally planar polymeric creping belt provided with a plurality of perforations through the belt, the belt-creping step occurring under pressure in a belt creping nip defined between the transfer surface and the creping belt. The belt travels at a belt speed that is slower than the transfer surface speed, and the web is creped from the transfer surface and redistributed on the creping belt to form a web. The web includes hollow domed regions, connecting regions, and transition areas. The web is dried to produce the belt-creped absorbent cellulosic sheet.

Absorbent members, especially bulked absorbent members, and methods of making the same are disclosed. The absorbent member may be in the form of a unitary absorbent fibrous layer comprising at least some cellulose fibers. The unitary absorbent fibrous layer is at least partially stratified through its thickness. The absorbent member may also have a plurality of discrete deformations, such as depressions and/or apertures in its surfaces. The method involves subjecting a precursor web to at least one cycle (or pass) through a mechanical deformation process. The mechanical deformation process utilizes a first forming member and a second forming member that form a nip therebetween through which the precursor web is passed. The first and second forming members are moving at different speeds relative to each other when they come together to form the nip.

A computer implemented method and system for managing browser tabs includes identifying a plurality of URLs (Uniform Resource Locator(s)) in response to detecting the URLs in a web browser running on a computer. The plurality of URLs are organized based on each of the URLs, and each of the plurality of URLs correspond to a tab opened by the web browser. The tabs of the web browser are grouped based on the URLs.

A computer implemented method and system for managing browser tabs includes identifying a plurality of URLs (Uniform Resource Locator(s)) in response to detecting the URLs in a web browser running on a computer. The plurality of URLs are organized based on each of the URLs, and each of the plurality of URLs correspond to a tab opened by the web browser. The tabs of the web browser are grouped based on the URLs.

Footwear with a powerful arch spring made with spring boards that can be utilized by the heel and ball of the foot areas during impact for efficient energy storage and return during walking, running and other forms of self-propelled locomotion. The spring boards can extend into the toe area of the footwear to create a toe spring with efficient energy storage and return. Embodiments of the present invention combine the spring boards which are excellent for storing and returning energy with a shock absorbing material which can also function as a secondary spring in order to achieve high efficiency energy returns while maintaining comfort and stability with the footwear.

A system configured to thermally regulate exhaust portions of a power plant system (e.g. steam turbine) is disclosed. In one embodiment, a system includes: a condenser adapted to connect to and thermally regulate exhaust portions of a steam turbine; and a cooling system operably connected to the condenser and adapted to supply a cooling fluid to the condenser, the cooling system including a solar absorption chiller adapted to adjust a temperature of the cooling fluid.

The invention provides cooling apparatus comprising: a solar heat collection means (2); two or more absorption refrigeration modules (1), each module being arranged to receive heat from the heat collection means and to re-circulate refrigerant through an evaporator (16); and means for putting a fluid to be cooled into thermal contact with each of the evaporators.

A device (1) for concentrating solar radiation in an absorber (2), an anchoring frame (8) and an inflatable concentrator pad (3), which has a light-transmissive entry window (4) for coupling in the solar radiation and a reflector film (5) subdividing the concentrator pad (3) into at least two cavities (6, 7), wherein the reflector film (5) is designed to concentrate the solar radiation in the absorber (2) which is arranged in the cavity (6) of the concentrator pad (3), and with an anchoring frame (8), arranged outside of the concentrator pad (3), for anchoring the concentrator pad (3), wherein the absorber (2) is attached to the anchoring frame (8) by means of an absorber mount (15) and the concentrator pad (3) has at least one attachment opening (26) for the absorber mount (15) to pass through.

The present disclosure provides an apparatus for treating air by using porous organic-inorganic hybrid materials as an absorbent, which comprises an inlet passage for receiving air from outside; a dehumidifying part comprising porous organic-inorganic hybrid materials as an adsorbent for removing moisture from the air receiving through the inlet passage; a regenerating unit for regenerating the adsorbent of the dehumidifying part; and an outlet passage for discharging the dehumidified air to outside. Said apparatus preferably comprises two dehumidifying parts of two-bed switching type and two switch valves, wherein said two dehumidifying parts are alternatively operated for dehumidification and for regeneration by switching said switch valves to convert direction of air flow.

The present invention relates to a shock absorbing hammer whose head has housings filled with pellet assembly inside. The pellet assembly includes both rigid pellets and soft pellets to absorb shock from external striking force impacted on the head of the main frame.

The present disclosure relates to methods and apparatuses for assembling diapers, each including a chassis connected with front and back elastic belts. As discussed in more detail below, opposing end regions of the chassis are connected with regions of the elastic belts where the elasticity of the elastic belts has been removed or deactivated. An elastic laminate may be formed by continuously bonding elastic strands between a first continuous substrate layer and a second continuous substrate layer such that the elastic strands are bonded to both the first substrate layer and the second substrate layer in heavy-bond regions. And the elastic strands are bonded to the first substrate layer and/or the second substrate layer with in light-bond regions. The elastic strands are then intermittently deactivated by cutting the strands into one or more discrete pieces in the light-bond regions. The discrete pieces retract and remain in the light-bond regions.

A method for producing urea granules having low moisture absorption capacity, with a urea granulator, having a granule flow inlet side and oppositely a granule flow outlet side, forming an axis alongside which granules from a urea solution and a urea/ammonium salt-stream are formed, whereby the solution and the salt-stream are sprayed as a mixture or separately via a feed system unit via various nozzles into the granulator onto a seed material. In this process the highest amount of the salt-stream is sprayed into the granulator at the granule flow inlet side and the amount of the salt-stream is decreased alongside the axis of the granulator from the granule flow inlet side to the granule flow outlet side.

A system is provided for inspecting a workpiece that includes a workpiece defect and a workpiece surface. The system includes a laser pointer connected to an ultrasonic inspection system. The ultrasonic inspection system includes an ultrasonic transducer that directs sound waves to the workpiece defect, where the sound waves contact the workpiece surface at a workpiece surface location. The laser pointer directs a laser beam against the workpiece surface to visually annunciate the workpiece surface location.

An exercise device includes a base frame having a first baseboard member, a second baseboard member, and a base pad disposed in between. The first baseboard member includes a first locking member disposed on a first headend of the first baseboard member, and the second baseboard member includes a second locking member disposed on a second headend of the second baseboard member. The exercise device further includes a pole frame having a top crossbar, a bottom crossbar, a first side pole, and a second side pole. The first lock member of the first baseboard member is inserted into a cross section of the first side pole and the second lock member of the second baseboard member is inserted into a cross section of the second side pole, such that the pole frame is interlocked with the base frame substantially perpendicularly.

This distributing device for absorbent articles is provided with a main conveyor path, a branch conveyor path that branches from the main conveyor path, a main conveyor path that conveys absorbent articles along the main conveyor path, a diverting mechanism that diverts absorbent articles in the main conveyor path from the main conveyor path to the branch conveyor path, and a branch conveyor mechanism that conveys the absorbent articles diverted by the diverting mechanism along the branch conveyor path. The diverting mechanism is provided with a diverting part for diverting the absorbent articles. The diverting part moves without stopping, entering the main conveyor path from a standby position outside the main conveyor path and then, after leaving the main conveyor path, returning to the standby position.

A pendulum absorber system attenuates torsional vibrations within a drive train of a vehicle. The system can be incorporated between an engine and an automatic transmission, for example, within a flex plate assembly attached to an engine's crankshaft, within a pump housing cover of a torque converter, or as a stand-alone unit between a flex plate assembly and a torque converter. The system includes at least one pendulum weight that dynamically moves along a predetermined path in response to variations in rotational velocities of a housing of the system and that is tuned to attenuate excitation of torsional vibrations within the drive train. A limiter assembly, which can include multiple limiters, is provided within the system for stopping movement of the weight when it reaches endpoints of the predetermined path, by mechanically impeding further movement at both of a first and second end of the weight.

A torsional vibration damper assembly for a hydrokinetic torque coupling device, comprises a torsional vibration damper, and a dynamic absorber operatively connected to the torsional vibration damper. The torsional vibration damper comprises a driven member rotatable about a rotational axis, a first retainer plate rotatable relative to the driven member coaxially with the rotational axis, and a plurality of damper elastic members interposed between the first retainer plate and the driven member. The damper elastic members elastically couples the first retainer plate to the driven member. The dynamic absorber includes an inertial member. The inertial member is mounted to the torsional vibration damper rotatably relative to the driven member. The inertial member is rotationally guided and centered relative to the rotational axis by the driven member of the torsional vibration damper.

The invention relates to a polymer composition which absorbs infrared radiation (IR), containing a transparent thermoplastic plastic, an inorganic infrared absorber, also referred to as IR absorber hereinbelow, at least one inorganic nano-scale pigment, and the combination of at least two organic coloring agents of a specific structure, and to the preparation and use of the polymer compositions according to the invention and to products produced therefrom.

The present invention refers to a process of making a fibrous structure, wherein roughly graded material is provided to rotating, apertured drums. The drums have at least one needle roll in their inside. The roughly graded material is agitated inside the drums, whereby fibers or small fiber clusters are separated from each other. These fibers and small fiber clusters are flung through the apertures to the outside of the drum, where they are directed onto a foraminous carrier to form a fibrous structure. The fibrous structures are especially useful in absorbent articles.

Certain example embodiments relate to a sliding window assembly (e.g., of the type found in utility cabs or other vehicles), and methods of making the same. A slidable window panel includes at least one top pin and at least one bottom pin attached thereto. A single fixed window panel includes a hole being defined therein for receiving the slidable panel. Elongated upper and lower rails connected to the fixed panel include upper and lower rail channels defined therein for slidingly receiving the at least one top and bottom pin attached to the slidable panel. Forward and rear end details are provided to each of the upper and lower rails proximate to the hole for slidingly receiving, in respective channels formed therein, the at least one top and bottom pins. The slidable panel is laterally movable when being opened via the respective rail channels provided to the upper and lower rails. The channels in the forward and rear end details are formed so that the slidable panel is movable slightly outwardly towards the hole when the slidable window is being closed and slightly inwardly away from the hole when the slidable window is being opened.