Abstract: An adjustable supporting roller device has a roller bracket pivoted on a mounting bracket to be attached to an object to be supported, and a novel combination lead screw and follower assembly for releasibly securing the roller bracket in retracted position during handling and shipment of the object and adjustably extending the roller bracket for use.

Abstract: A window and windhsield structure for vehicle bodies, and more particularly armored cars and the like provided with bulletproof glass windows and windshields. The window and windshield structure of the invention consists of a block or pane of bulletproof glass mounted in a frame having overall dimensions overlapping a porthole opening formed in the vehicle body. The lower portion of the frame is provided with a pair of rollers rollingly engaging the bottom surface of a channel permanently mounted in the interior of the body proximate the bottom edge of the opening. The framed block or pane of glass is held along its upper edge by means of an angle-iron channel strip removably mounted proximate the upper edge of the opening parallel to the lower angle-iron bracket.

Abstract: A unitary self-contained kit of components is readily attachable to a sliding door without modification of the door to effect gravity actuated closing. The kit includes a guide channel and pulley that are simply adhesively secured to an outwardly facing surface portion of the door at the rear of the door. A weight is slidably confined within the guide and hangs from a line entrained over the pulley and connected to a hook on the doorway lintel. Included in the kit is a universal wheel and bracket assembly that can be readily mounted on many different types of doors.

Abstract: A by-pass door assembly is disclosed including a pair of stiles and a pair of trim pieces adapted to frame a rectangular panel and a plurality of corner brackets held by the stiles and the trim pieces. Each of the stiles includes an elongated one-piece slot free member having spaced front and rear walls joined by a side wall to define a panel receiving channel. The rear wall and the side wall define a triangular box shaped portion. Each of the trim pieces includes a rear wall having a longitudinally extending, outwardly directed groove portion. Each of the corner brackets includes a central, channel-shaped housing and outwardly extending portions having spaced tabs adapted to be received and captured by the stile members. Tabs extend outwardly from the transverse edge of the bracket and include a transverse bead which is captured by the groove of the trim member.

Abstract: A mechanism for moving a sliding door of a railway car is capable of moving the sliding door between a first position in which the sliding door is supported on the body of the railway car and closes an opening in the railway car body and a second position in which the sliding door is supported by the mechanism and is moveable along the railway car body so that cargo may be loaded and unloaded into and out of the opening in the railway car. The mechanism includes a crank and a roller rotatably mounted on the crank. The crank is rotatably mounted to the sliding door about an axis of rotation which allows movement of the roller through an opening in the bottom portion of the sliding door while limiting lateral movement of the crank which allows for clearance between the roller and the opening when the roller moves through the opening in the sliding door. An actuating member is provided and is rotatably mounted on the sliding door about an axis. The actuating member has at least one lug thereon.

Abstract: A roller assembly is provided for a sliding screen door, and the like, which includes a housing adapted to be supported as a friction fit in an opening in the edge of the door, and which also includes a roller supported in the housing. The roller may be spring-biased by a flat spring member which constitutes a resilient support for the roller and which is hooked into the housing.

Abstract: A structure comprising by-pass doors each having a frame and a panel mounted within the frame, the doors being suspended from a track by means of hangers each having a roller pivotally mounted at one end thereof supported and guided on a track, the hanger comprising a mounting shank engaged in a channel of the door frame with an elongate slot provided in the shank having a screw disposed within the slot and engaged in an aperture provided in the door frame, thereby adjustably securing the hanger to the door frame.

Abstract: A sliding-door and sliding-screen sill having several elongated rail members for individually supporting a sliding-door and a sliding-screen. Each such rail member is extruded of aluminum and is formed with at least one elongated break-notch whereby an installer can remove substantially any desired width of the base of either or both rail members to enable them to be placed in juxtaposition and yet cause the rails to be spaced the desired distance as defined by thee relationship between the exisiting sliding-door and sliding-screen. An L-shaped foundation member and a spacer are employed, the rail members being secured to one side of the foundation member.

Abstract: Doors are slideably mounted in tracks by structure which cooperates with and follows the course of the tracks even around sharp corners and curves to permit sliding of the doors into out of the way storage positions. The sliding door assembly is illustrated forming a bathtub/shower enclosure.

Abstract: A structural support mounting means for precision, telescoping, linear slide mechanisms of the type having an outer slide member and an inner slide member, each being held in sliding relationship by ball bearings or the like, the balls being operably disposed in a ball retainer between the inner and outer slide members. The structural support mounting means is defined by an elongated rail having oppositely disposed channels formed longitudinally therein, to structurally support and receive a pair of oppositely arranged slide mechanisms, wherein each adjacent slide member is affixed to a central, load-carrying bracket for longitudinal movement of the load secured to the bracket thereof, and wherein an elongated, structural-reinforcing bar member is adapted to be received and fixedly mounted within the inner slide member.

Abstract: A sliding closure panel assembly which is movable along a horizontal track comprises a horizontal bottom member having a plurality of open areas extending laterally therethrough and spaced along the length thereof. A plurality of roller assemblies are mounted in a respective one of the open areas. Each of the roller assemblies includes a hollow frame rotatably carrying a roller and having a pair of opposed side walls and a pair of end walls interconnecting the side walls at their respective opposite ends. Each of the end walls has a notch of U-shaped contour in one edge. The periphery of the roller extends outwardly beyond one edge of each of the opposed side walls remote from the notches in the end walls for rolling engagement with a horizontal flat track surface.

Abstract: Wheels for movement along a floor-mounted track at the bottom of a sliding door are shown supported within U-shaped members which are pivotally coupled to brackets secured to the lower edge of the door. The wheels are prevented from being dislodged from the track via retainer elements, each of which is a channel element having an elongated opening in its web and inturned flange terminations at the edges of its walls. An integral plate extends from one side of the channel and is pivotally mounted on the pin or stub shaft extending through the wheel and U-shaped member. The retainer element is significantly longer than the diameter of the wheel, and the flange terminations are snapped over the track and in interference relation with lips of the track. The wheel at its lower portion extends through the opening in the retainer element and rides on the track.

Abstract: A supporting roller assembly for a sliding door has a downwardly spring loaded guide track engaging roller supported for vertical floating movement by a mounting bracket containing a limited stop plunger which is spring loaded downwardly against the roller carrier. The bracket is slotted and carries a clamp screw accessible from the side of the door for clamping the bracket firmly about the plunger to secure the plunger in a fixed position for limiting upward movement of the guide roller against the action of its spring.

Abstract: A keeper element is shown for insertion in a sill extrusion in which the lower rail of a sash is movable. The keeper is a channel-like element with the terminal edge of one wall having interruptions for mating and interlocking with portions of the sill, such as spaced tabs adapted to extend into weep holes in the sill, or notches adapted to fit around internal sill projections. The keeper also has an upper surface confronting the lower rail in which a number of spaced openings are provided. A latch element is vertically slidable on a stile of the sash, and is adapted to be lowered so it extends into one of the openings in the keeper. In this manner, the sash is releasably locked in any of a plurality of positions, with security maintained because the keeper is locked against movement relative to the sill.

Abstract: In a dual sash window assembly having a pair of overlapping sashes mounted within an outer frame for relative horizontal movement, the outer frame has a stepped sill, with a pair of parallel spaced rails formed thereon as upward extensions from the risers of two of the steps. Mounted on the respective rails for rolling movement therealong, the sashes have bottom horizontal frame members carrying weathertight sealing strips arranged to make sliding engagement with the exterior surfaces of the respective risers of the sill. The sealing strips serve to make the window perfectly weathertight in spite of the presence of dust outlets formed by cutting away parts of the rails.

Abstract: A combined corner bracket and door roller assembly for use in a sliding metal patio screen door. The corner bracket is provided with first pivot means about which a roller assembly pivots during adjustment and in use. The roller assembly comprises a housing, a roller, a second pivot means for mounting the roller in the housing and an elongated curved resilient arm connected to the housing which provides for resilient mounting and adjustment of the roller assembly. The second pivot means is positioned between the first pivot means and the extreme outer vertical edge of the door so that the roller is positioned much closer to the vertical edge than in the prior art. By this device the wheel base of the door is maximized, the door is always resiliently mounted on the track, and the problem of track jumping is minimized.

Abstract: A runner wheel support for sliding doors, windows and the like consists of a support body which is a press fit in the respective frame, and which carries the support wheel or roller on an arm carried by a disengageable pivot. The wheel support arm has a cam member cooperating with a height adjustment screw and spring fingers on the support body to hold the wheel support in a stored position while the support body is fitted into a frame member, and thereafter to free the wheel support from this stored position and to hold it in an operative position. Preferably the support body is of L-shape and acts as a connector to join together mitre-cornered pieces of frame. Movement of the wheel support arm to a removal position disengages the cam member from the spring fingers, so that the arm can be disengaged from the pivot and removed.

Abstract: A roller wheel assembly for a sliding closure has a wheel unit which is supported in a frame for vertical motion relative thereto when the assembly is installed in the closure. Means in the form of a wedge assembly which engages sloped surface means in the wheel unit are provided to vertically adjust the wheel unit relative to the track. The wedge assembly is adjusted sidewise by means of a screw assembly which is operated from the side of the frame. This causes wedge shaped surfaces of the wedge assembly to ride along the sloped surface means to afford a continuous and precise vertical adjustment of the wheels.

Abstract: A self-closing refrigerator door of the sliding type having an upper channel into which is received a track depending from the upper portion of the door frame, a series of rollers supporting the door on a track projecting from the lower portion of the door frame, adjustable energy producing closing means having means releaseably engageable with the lower portion of the door frame beneath the door so that upon opening a closing force is exerted upon the door by the biasing action of the energy producing closing means sufficient to cause it to close on the door frame.

Abstract: A window frame assembly comprising an exterior frame member, an interior frame member, cooperating locking means such as snap-in connectors integral with each of the frame members for locking the frame members together, a panel receiving channel partially defined by the exterior frame member, and a finish strip removably joined to the exterior frame member for completing the channel; the finish strip including an overlying portion which overlies a portion of the interior frame member and wherein the overlying portion is in noninterferring engagement with the interior frame member to permit separation thereof without disconnecting the interior and exterior frame members.

Abstract: In a sash window or like panel assembly wherein each sash is rollable horizontally over a rail on the sill of a generally rectangular supporting frame, each roller of the sash is rotatably supported by an inverted-U-shaped roller support which is fixedly mounted in a selected position in a downwardly opening channel formed in the bottom horizontal member of the sash. The roller support has, typically, a pair of resilient hooks fashioned by inwardly folding the bottom ends of its opposed side portions, which hooks are engageable with respective overhangs formed on both sides of the rail throughout its full length.

Abstract: An arrangement of profile members for sash windows, sliding doors and the like which includes interconnected blind frame profile members of similar cross-section along the length thereof connected to one another to form a blind frame. Sash frames are also formed by constant cross-section sash frame profile members interconnected to one another. To accommodate a simple attachment and detachment of a sash frame to a blind frame, a V-shaped elastic mounting profile element is provided which snap-fittingly attaches to the blind frame and guidingly accommodates the sash frame. This elastic profile mounting element is provided along three sides of the frame construction with the other side including a T-shaped aluminum guide rail for accommodating sash rollers or the like.