43 results about "Slab window" patented technology

A filter window adapter unit adapted for use with a main split-sash window of school buses is provided. The adapter unit includes a mounting frame adapted to be installed over the main split-sash window and having a top frame member, opposed side frame members, and a bottom frame member all formed integrally together to define an adapter window opening. An outer track portion is formed in the opposed side frame members and extends between the top and bottom frame members. An inner track portion is formed in the opposed side frame members adjacent to the outer track portion and extends between the top and bottom frame members. An inner sash is disposed fixedly in a lower position in the inner track portion and carries a pane of glass. An outer sash is disposed movably in the outer track portion and carries an air filter. The outer sash is raised upwardly so as to cover a main window opening when the main split-sash is opened. As a result, the air filter prevents diesel fumes from the school buses from entering into the interior thereof.

A brake assembly for locking a vertical or horizontal slidable sash window or door within a track of a frame is disclosed. The track has an elongated base and a pair of spaced apart, opposed sidewalls extending perpendicular from the base. Each sidewall has an inner shoulder spaced from and parallel to the base. The assembly has a slider body having a central opening extending from a front face of the body to a rear face of the body. The slider body has a side opening in each side of the slider body and being in communication with the central opening. A pair of brake members are provided wherein one brake member is slidably positioned within a respective one of the side openings. A cam has a rear face and a front face, and is adapted to receive a pivot member mounted on either the sash window or door. The cam is positioned in the central opening and is adapted to be rotatable within the opening by the pivot member. The cam, slider body and brake members include cooperative structure for converting rotary motion of the cam into radial movement of the brake members through the side openings and axial movement of the cam and slider body to lock the brake assembly within the track.

A latch is provided for use on a pivotable sash window of a single-hung or double-hung sash window assembly to releasably secure the window to the master frame. The latch comprises a latch-bolt slidably mounted within, and biased relative to a housing. The housing is adapted to be installed into the top rail of the sash window through an opening in the stile and top rail, which has a periphery contoured to match the housing end profile. The latch bolt, while maintaining an aesthetically appealing external appearance, is configured to incorporate a cantilevered member which only becomes visible when biased to an angled position where it maintains engagement of the latch housing with the edge of the top wall of the rail during window deformation resulting from high wind loading. The cantilevered member ensures integrity of the latch installation under high wind load conditions typically experienced during extreme weather phenomena.

The invention relates to an elastic force tensioned window screen which belongs to the field of anti-mosquito devices for windows in buildings and aims at solving the problem of poor combination property commonly existing in the traditional window screens. The invention has the technical scheme that an elastic force assembly is arranged above the bottom face of the upper frame of the window screen or / and under the top face of the lower frame of the window screen, and generally, the elastic force assembly is provided with a secondary frame and is provided with a baffle part if necessary. When the window screen is in a working state, the side frame of the window screen reaches the tension intensity of the set wind resistance through vertical tension generated by pull force in the perpendicular direction. The position limiting function can also ensure no oversize seam of the side frame of the window screen in storm wind. The side frame of the window screen can be coiled so that the window in a building can be opened and closed after collecting or lifting the window screen. Connecting parts for assembly are generally hanging type, sleeve type and inserting type fittings, which are easy to install and disassemble and are prevented from falling. The invention is suitable for out-opening windows, sash windows and the like in buildings.

A latch is provided for use on a pivotable sash window of a single-hung or double-hung sash window assembly to releasably secure the window to the master frame. The latch comprises a latch-bolt slidably mounted within, and biased relative to a housing. The housing is adapted to be installed into the top rail of the sash window through an opening in the stile and top rail, which has a periphery contoured to match the housing end profile. The latch bolt, while maintaining an aesthetically appealing external appearance, is configured to incorporate a cantilevered member which only becomes visible when biased to an angled position where it maintains engagement of the latch housing with the edge of the top wall of the rail during window deformation resulting from high wind loading. The cantilevered member ensures integrity of the latch installation under high wind load conditions typically experienced during extreme weather phenomena.

The invention discloses a gauge counter readable for a bar code reader. If looking into a display window, an interval can be found between two number wheels. An isolation bar is arranged here to cover the wheel teeth and the clearance, front face of the isolation bar is a curved face with the same curvature as that of the number wheel column, and the isolation bars are integrated and embedded into the display window frame. The surface of the display window frame within the left and the right bar code areas is a curved face with the same curvature as that of the number wheel column, an organic glass film with an arch cross section has an identical clearance with that of the bar code area of the number wheel, the isolation bars and the window frame. The bar code is directly printed on the window frame and the number wheel. The invention has following advantages: simplicity, convenience, accuracy, reliability and reduced labor strength.

The invention discloses a sliding sash window with invisible protective net, including a window frame body. The frame body is formed by a pair of transverse frame arranged in upper and lower directions and a roller shutter device arranged in right and left directions. The inner of window frame body is movably provided with a casement. A vertical frame at one end of the casement is connected with the protective net arranged on the roller shutter device. The inner of the transverse frame is provided with a guide groove used for guide casement moves along the length direction. The inner bottom wall of the guide groove is provided with a card slot which is extended along the guiding direction of the guide groove and connected with the guide groove. The sectional dimension of the opening end of the card slot is smaller than the cross section size of the bottom. The top and bottom of the protective net is provided with a plurality of short column shaped card columns arranged evenly. The connection of the top and bottom of the protective net and the card column extends to the inner of the card slot and the card columns are movably arranged in card slot. The protective net not only can prevent mosquitoes from invading, but also can bear a certain pushing force to prevent children from crossing the window because the upper and lower ends of the protective net are embedded in the transverse frame.

A sash window includes a support device disposed on a lower end portion of each sash and including a pivot shaft for pivotally supporting the sash relative to a window frame, and a latch device disposed on an upper end portion of the sash for interlocking engagement with each jamb member to lock the sash in position against pivotal movement relative to the window frame. The window frame has a holder member for holding the pivot shaft in position against movement in inward and outward directions of the sash window when the sash is in a fully closed position. A first reinforcement member is mounted in at least one sash rail, and a second reinforcement member is mounted in a portion of each jamb member adapted for engagement with the latch device in the fully closed state of the sash, so as to indirectly reinforce the jamb member portion from inside the jamb member.

The invention relates to the technical field of optics, and discloses a vision correcting device for presbyopia in order to optimize the user experience and realize convenience and light weight. The device comprises a linear polarizer, a first slab lens based on an electrically controlled birefringence material, a quarter-wave plate between the linear polarizer and the first slab lens, and a voltage control system used for switching the slab lens in order to enable the first slab lens to realize nonzero diffraction light beams at the same stage to be equivalent to a convex lens to focus the light beam at a real focus in a free electric field corresponding to circuit opening of the voltage control system, and to realize a function of being equivalent to a slab window sheet in a saturated electric field corresponding to circuit closing of the voltage control system.

A brake shoe assembly is mounted in a sash window assembly. The sash window assembly has a sash window slidably supported within a master frame and the master frame has tracks. The brake shoe assembly has a slider body adapted to be received in the track of the master frame. The slider body has a central opening and further has an upper opening in communication with the central opening. A cam is positioned in the central opening and is adapted to receive a pivot pin attached to the sash window. A clip is positioned in the upper opening. The clip is accessible from proximate a top of the slider body for connection to and removal from the slider body.

A sash window includes two window frames disposed in lateral juxtaposition and each including a head member, a sill member and a pair of jamb members connected together into a rectangular configuration, and a pair of upper and lower sashes supported within a respective one of the window frames. A sill nose is mounted to exterior sides of the sill members and extends continuously from an outer end of one sill member to an outer end of the other sill member. Each of the upper sashes is fixed to the respective one of the window frames by attachment members.

The invention discloses a sealing structure for a sash window. The sealing structure comprises a window sash and a window frame, wherein the window sash is arranged in the window frame; one side face, in perpendicular contact with the window frame, of a frame of the window sash is provided with a groove; the window sash is provided with a protrusion part matched with the groove; a first elastic piece and a second elastic piece, which extend along the perpendicular direction are arranged in the groove; the first elastic piece is arranged on the top surface of the groove and is positioned between contact surfaces of the frame and the window frame; the second elastic piece is arranged on the inner side wall of the groove; after the window sash and the window frame are closed, the second elastic piece is pressed to the outer side wall of the protrusion part. The sealing structure has the beneficial effects that the first elastic piece realizes a basic blocking function to realize a horizontal seal of the window frame and the window sash; the sealing direction of the second elastic piece is perpendicular to the sealing direction of the first elastic piece, so that a longitudinal seal of the window frame and the window sash is realized; the two seals are matched for use to achieve better sealing effect and realize more thorough soundproof, thermal insulating, waterproof and dustproof functions.

The invention provides a bottom framework of a flat window, the bottom framework comprises three plate bodies which are mutually parallel and arranged at intervals, two inclined plates which inclinedly connect two adjacent plate bodies and more than two check valves which are respectively arranged on two plate bodies, wherein, the check valves can only be pivoted and opened on one direction, thereby leading liquid accumulated in the bottom framework to be capable of flowing along the inclined plates and further ejecting the check valves to flow to the outside of a building; moreover, air at the outside of the building can not be blown into the interior of the bottom framework from the check valves, even the check valve which is arranged to be near to the outside of the building is opened to cause the air to be blown into a window frame therefrom, the bottom framework can still block the air and noise by the other check valve, thereby simultaneously achieving the effects of drainage and sound insulation.

A torque applying tool includes a handle and a function end which includes two jaws. A first resistive strain gauge and a second resistive strain gauge are respectively connected to two respective insides of the two jaws. A third resistive strain gauge is connected to the handle and electronically connected to the first and second resistive strain gauges. A display unit is connected to the handle and electronically connected to the third resistive strain gauge. The display unit displays the value of torque that is a result of calculation of information from the resistive strain gauges.

A sash window fastener includes lock and latch assemblies, and a fitting. The lock mounts upon the meeting rail, and includes a pivotable cam to engage a keeper on the master frame, and a pivotable arm acting as a follower. The arm interconnects with the latch within the meeting rail, so cam rotation controls arm positioning—causing translation of the latch. The cam can occupy three positions causing three corresponding latch positions: an extended position securing the cam to the keeper, with the latch engaging the master frame to prevent tilting, and also receiving a post of the fitting therein to further secure the window against impact loading; a first retracted position disengaging the cam from the keeper, and permitting sliding of the window into an open position that also elevates the latch member above the post; and a second retracted cam position causing latch member retraction that permits tilting.

The invention discloses a sale window with a sterilization and disinfection device. The sale window comprises a window box that the upper side, the lower side, the left side and the right side are sealed up, wherein the window box is through in the front and rear sides; axial flow sucking fans are arranged at the top part of the window box; air channels are respectively formed in two left and right side walls of the window box; a wind evening interlayer is arranged below the bottom plate at the bottom of the window box; vent holes are formed in the bottom plate of the box bottom; the air outlets of the axial flow sucking fans on the top of the box are communicated with the wind evening interlayer arranged below the bottom plate of the box bottom through the air channels; and ozone generators are arranged in the air channels. The sale window is reasonable in structure, the characteristic that an ozone gas can rapidly sterilize without residue is utilized, when the ozone generators are applied to the sale window, once arms of patients with virus and external articles enter the sterile area of the sale window, the virus can be immediately terminated, so that the arms, tableware and food can be subjected to disinfection treatment at a time before dining, and the potential danger caused by 'disease enters by the mouth' can be prevented.

The invention discloses a connecting-rod opening and closing mechanism used for casement doors and windows and suspended sash windows and relates to the technical field of a door-window opening and closing mechanism. A stay bar comprises four connecting rods which are hinged successively from the head to the tail, wherein kinematic pairs are arranged on two active connecting rods to be convenient for receiving power to drive the connecting rods. By utilizing the instability of quadrangles, the two active connecting rods equipped with the kinematic pairs drive the other two passive connecting rods to move synchronously to open and close a window sash connected with the stay bar while being driven by power. Compared with the prior art, the connecting-rod opening and closing mechanism disclosed by the invention skillfully transforms the movements of translation or rotation of a transmission mechanism to the movements of translation and rotation for opening and closing the casement doors and windows and the suspended sash windows. The connecting-rod opening and closing mechanism has the characteristics of simple structure, reliable performance, large opening and closing force, low motor power consumption, no movement dead point limitation, low noise, large push force and rapid and stable opening and closing speeds.

The invention discloses a connecting-rod opening and closing mechanism used for casement doors and windows and suspended sash windows and relates to the technical field of a door-window opening and closing mechanism. A kinematic pair is arranged on an active rod; a connecting piece which is fixedly connected with a door-window sash is arranged on the tip of a push rod; four connecting rods such as the active bar, a fixing bar, an auxiliary bar and the push bar are hinged successively to form a parallelogram; two hinge joints of the fixing rod and the center of the hinge spindle are in the same straight line and the distance between the hinge joints of the two ends of the active rod, the distance between the center of the hinge spindle and the hinge joint of the far end of the fixing rod and the distance between the hinge joints of the two ends of the push rod are equal, so that the connecting piece on the tip of the push rod is synchronous with the opening and closing of the door-window sash and the tracks completely coincide. The connecting-rod opening and closing mechanism can resolve the problems of the prior art and can realize the beneficial effects that opening and closing are rapid and stable, noise is low, push force is large, structure is simple, performance is reliable, power consumption is low and limitation of movement dead points is not generated.

The invention discloses a stepless opening and closing self-locking suspended sash window. The conventional window easily causes rainwater to enter a room, and the self-locking effect of a self-locking mechanism remains to be seen. A worm wheel and a winding barrel are fixed to a worm wheel shaft; the winding barrel is connected with a first slider and a second slider respectively through a first steel wire rope and a second steel wire rope; the first slider and the second slider are connected with a first guide rail in a sliding manner; the first slider is connected with the second slider through a steel wire rope; one end of a first pull rod is hinged to the first slider, and the other end of the first pull rod is hinged to a first oscillating bar; one end of the a second pull rod is hinged to the second slider, and the other end of the second pull rod is hinged to a second oscillating bar; one end of the first oscillating bar is spherically hinged to a third slider, and the other end of the first oscillating bar is spherically hinged to a glass window frame; one end of the second oscillating bar is spherically hinged to a fourth slider, and the other end of the second oscillating bar is spherically hinged to the glass window frame; the third and fourth sliders are connected with a second guide rail in a sliding manner. According to the stepless opening and closing self-locking suspended sash window, the stepless adjustment of opening and closing degrees of the window is realized, and the self-locking property after adjustment is good.

The invention discloses an inwardly tilt-turn window structure. The structure comprises a handle, a window frame and a sash window. The structure also comprises a first driving rod, an obliquely-pulling rod, a locking point, a locking seat, a conversion angle, a second driving rod, support rods and support seat grooves. The handle is in driving connection with the first driving rod and connected with the locking point through the interior of the first driving rod. The sash window of a window can be inwardly opened and inverted. An inwardly-inverted assembly is simple in structure. The whole connection is smooth. Operation is performed easily. Inwardly-inverted angles are fixed so that an inwardly-opened sash does not occupy much internal space. Therefore, a person is prevented against harmby four corners of the inwardly-opened sash. A child is prevented from climbing outside the sash. Wind does not directly blow the window. Rain does not splash indoors. Therefore, the inwardly tilt-turn window structure has advantages such as good antitheft performance.

The invention relates to the field of window openers, and discloses a window opener applied to an arranged suspended sash window set. The window opener comprises an actuation mechanism and a driving mechanism; the actuation mechanism comprises multiple racks; push-pull rods are arranged between each rack and corresponding suspended sash window; two ends of the push-pull rods are respectively hinged with the racks and frames of the suspended sash windows; the driving mechanism comprises a driving motor, gears and a shifting device; the shifting device comprises a motor base, a polish rod and a lead screw; the driving motor is fixed on the motor base; a through hole slidingly matched with the polish rod is formed in one side of the motor base; a thread hole in threaded matching with the lead screw is formed in the other side of the motor base; and a shifting motor for driving the lead screw to rotate is arranged at one end of the lead screw. The window opener controls opening and closing of single suspended sash window through engaged transmission of the gears and the racks, and enables the gears to respectively engage with the corresponding racks of different suspended sash windows through the shifting device to synchronously control respective opening and closing of multiple suspended sash windows in the suspended sash window set so as to achieve the purpose of controlling opening and closing of the multiple suspended sash windows through one set of power sources.

The invention discloses a sash window convenient for cleaning the outer sides of the window sashes. A section of movable window frame is arranged on a horizontal frame below a sash window frame, two ends of the movable window frame are connected by spring clamping boxes and fixed by bolts, and the spring clamping boxes are respectively fixed on the sash window frame by bolts. When people clean the outer sides of the sashes of the sash window, the bolts for connecting the movable window frame are pulled out, the movable window frame can be taken out, and the window sashes needing cleaning can be taken out of the sash window frame; and after cleaning, the window sashes can be put in the sash window frame, and the movable window frame is installed and fixed with the bolts finally.

A snap-in insert component for non-permanently closing an access opening fabricated near the top of the jamb of a sash window. Locating the access opening near the top of the window jamb avoids air infiltration problems in the window that result when the opening is located below the upper end of the lower sash of the window. The insert component, when inserted in the access opening, provides a bearing surface for a tilt latch on the lower sash when the sash is raised to the point of the access opening. This allows the sash to be raised all the way to the top of the window frame without experiencing un-desired movement in the in and out direction. The insert component can be readily re-moved and re-inserted in the field as the need arises. Because the insert component essentially completely fills the access opening, the appearance of the window is improved.

The battery pack disclosed in the present invention comprises: a display unit having one or a plurality of display windows; an outer case having an opening; battery cells housed inside the outer case;a base board housed inside the outer case and having mounted thereon one or a plurality of light emitting elements corresponding to the one or the plurality of display windows; and a light-shieldingwall housed inside the outer case and disposed in such a manner so as to serve as a shield between the opening and the one or the plurality of light emitting elements.

The invention relates to the field of suspended sash windows, and discloses a suspended sash window with an automatic locking function. The suspended sash window comprises a window frame, a window sash and an automatic locking device. The automatic locking device comprises a bolt and a spring matched with the bolt. A bolt inclined face colliding with the window frame is arranged on the bolt. A transmission groove is formed in the bottom of the window sash. The automatic locking device is arranged at the bottom of the window sash through the transmission groove. When external force is exerted on the window sash, the suspended sash window can be automatically locked, and the dangers caused when the suspended sash window and the window sash repeatedly collide with each other and the damage and even disengagement of the suspended sash window are caused are avoided.