Abstract: A center door assembly for a dump bed and a method for removing the door from the dump bed. A frame is mounted in a wall of the dump bed and has a pair of opposite and spaced apart channels. A pair of elastomeric inserts are removably mounted in the channels. A retractable door has a pair of edges slidably received in the inserts and is movable linearly within the channels between a closed position and an open position. A pivot linkage assembly is operatively connected to the door for linearly moving the door between the closed and open positions. The elastomeric inserts are removed from the channels through a bottom opening in the channels providing lateral space between the channels to enable the door to be removed from the frame. The elastomeric inserts are provided with bend areas enabling them to be compressed for removal from the channels.

Abstract: A breech lock for a glove box is provided that may be used to transfer one or more items into the glove box. The breech lock can be interchangeably installed in place of a plug, glove, or other device in a port or opening of a glove box. Features are provided to aid the removal of items from the breech lock by a gloved operator. The breech lock can be reused or, if needed, can be replaced with a plug, glove, or other device at the port or opening of the glove box.

Abstract: A seal assembly located at the intersection of an extension room and wall of a recreation vehicle, the seal assembly having a flap seal, a bulb snap-in member attached to the flap seal, and a bulb seal member attachable to the bulb snap-in member in a snap-fit manner The flap seal may be made removable from the bulb snap-in member. Two flap seals may be used to attach to either side of the recreation vehicle wall. The two flap seals may be connectable with each other and adjustable via a longitudinal mating shaft on one flap seal and a longitudinal mating shaft receiving member on the second flap seal. The seal assembly may be manufactured by a multi-extrusion process so that various components can be made of different materials, such as different types of plastic.

Abstract: A flood gate system for a doorway utilizes a frame having a slide panel guide located at lateral and bottom edges thereof. A slide panel is slidably adjusted within the slide guides. The slide panel guides, perimeter edges of the frame, and bottom of the slide panel are provided with seals to provide a waterproof abutment and securement of the system. The slide panel guide is permanently affixed to the front frame of a doorway and sealed to the structure supporting the doorway frame. When floodwaters become imminent, the slide panel is inserted into the slide panel guide and slid down to provide a waterproof gate for the doorway.

Abstract: A cover for closing an access opening that leads to an infrequently used space within a building, such as an attic, provides thermal and acoustic insulation at the access opening. The cover may be in one or two portions, including a closure alone or a closure and a frame having an aperture that can be closed by engagement between the closure and the frame. When the cover is used alone it engages a frame or a wall circumscribing the access opening. The cover is sized and shaped to close a hatch, a stairwell, the opening at one end of a stairway, or an opening in a generally vertical wall that is not necessarily associated with a stairway. The closure and frame are each made of one or more components.

Abstract: A brim-like flexing portion flexes via an abutment to an outer peripheral surface around an installation hole of an installed member, and it sandwiches an outer peripheral portion around the installation hole together with the elastic pawl portion. In determining a set dimension of the brim-like flexing portion, a diameter dimension of a flexing base portion is set in a value between an outer diameter dimension of a reduced-diameter portion and a hole diameter dimension of the installation hole.

Abstract: A hingeless door system for a pressure vessel; especially, aeronautic and astronautic crafts. The door system has the following major components: a contour in a pressure vessel wall, a doorway opening, a seal, an upper track, a lower track and a door. The door translocates laterally along the tracks from an open position to a closed position and moves radially along the tracks to a sealed position against the contour which closes the door opening. The problem solved by the invention is to reduce weight, operational volume and complexity and increase durability of a door system for a pressure vessel.

Abstract: An access panel for an opening in a duct is provided. The access panel includes an exterior and an interior. The access panel further includes a section positioned on the interior and having a profile substantially corresponding to the opening in the duct. A plurality of fasteners is positioned about the section. Each fastener has a clip configured to move to a position defined to extend away from the profile of the section on the interior. When the access panel is positioned with the section on the interior against the opening in the duct and the fasteners are moved to the locking position the clips rotate to extend over the profile and secure a portion of the duct adjacent to the opening against the interior of the access panel.

Abstract: Systems for improved access door assemblies. In particular, disclosed are boltless/screwless access door assemblies with a radial sealing mechanism. In some embodiments, the access door assembly includes a shoulder configured to withstand interior stresses and a retaining strip configured to withstand exterior stresses. The access door assembly is also configured to be opened when the retaining strip is released.

Abstract: An access panel for an opening in a duct is provided. The access panel includes an exterior and an interior. The access panel further includes a section positioned on the interior and having a profile substantially corresponding to the opening in the duct. A plurality of fasteners is positioned about the section. Each fastener has a clip configured to move to a position defined to extend away from the profile of the section on the interior. When the access panel is positioned with the section on the interior against the opening in the duct and as the fasteners are moved to the locking position the clips rotate to extend over and to secure the duct edge adjacent to the opening to the interior of the access panel.

Abstract: In the method for sealing of replacement windows a sealing tape with a first layer of flexible foam and a second layer of stiff material is inserted into a channel-shaped recess in masonry so that the first layer of the sealing tape is oriented toward the bottom of the recess and is at least partially compressed. The expansion of the first layer is temporarily limited by clamping the second layer directly or indirectly against the side walls of the recess, or by use of retaining elements, which exert a retaining function on the second layer. A window frame is installed in an area of the recess during the temporary limitation of the expansion of the first layer of the sealing tape, whereupon the first layer expands further or is allowed to expand further until the sealing tape rests against the window frame.

Abstract: A crawl space vent cover assembly seals a crawl space vent during cold weather. The assembly includes a panel and an aperture extending through the panel. A line is slidably inserted through the aperture. A hook is coupled to a first end of the line for coupling to a louvered vent coupled to a vent opening. A second end of the line extends from a second surface of the panel. Pulling the second end of the line urges the hook towards a first surface of the panel such that the panel is drawn to abut a wall surface surrounding the vent opening. A retention member is coupled to the line between the second end of the line and the second surface of the panel and is positionable against the second surface of the panel to hold the panel against the wall surface.

Abstract: A transit window assembly for a vehicle includes a panel. A support frame is attached to the panel. A base mount is removably attached to the support frame. A mounting frame is attached to the vehicle. The base mount is linked to mounting frame. A seal is positioned about the base mount and contacts the panel continuously sealing between the base mount and the panel. A rigid linkage removably connects the base mount to the support frame.

Abstract: An access panel assembly for providing access to a duct through an opening in the duct. The access panel assembly comprises a sealing member, a cover member and fasteners. The sealing member fits around the opening in the duct and the cover member fits over the sealing member and coupled to the duct by the fasteners. The cover member may comprise a fire resistant panel and is formable to the shape of the duct thereby allowing the access panel assembly to be fitted to irregular shaped ducts or openings in the ducts. The access panel assembly allows easy and ready access to the interior of ducts or other air handling equipment to permit the inspection and cleansing of the interior surfaces and other interior components of any contaminants.

Abstract: Flood proofing of buildings built on a slab is provided. Water having a depth less than a selected distance H above the slab is excluded from the building by windows, doors and panels that are sealed to prevent water entry. The panels may be applied over a variety of existing veneer materials or may be used in new construction.

Abstract: A center door assembly for a dump bed and a method for removing the door from the dump bed. A frame is mounted in a wall of the dump bed and has a pair of opposite and spaced apart channels. A pair of elastomeric inserts are removably mounted in the channels. A retractable door has a pair of edges slidably received in the inserts and is movable linearly within the channels between a closed position and an open position. A pivot linkage assembly is operatively connected to the door for linearly moving the door between the closed and open positions. The elastomeric inserts are removed from the channels through a bottom opening in the channels providing lateral space between the channels to enable the door to be removed from the frame. The elastomeric inserts are provided with bend areas enabling them to be compressed for removal from the channels.

Abstract: A vertically operating door and its drive system can be configured to push a door panel along a track to various overhead storage configurations including vertical, horizontal, inclined and coiled. Semi-flexible drive strips extend continuously along lateral edges of the curtain. The system includes a drive gear that engages a series of projections on at least one drive strip so that the gear can push the door between its open and closed positions. To protect the door from being damaged by collisions, the track can include a breakaway feature that allows at least a portion of the panel with its drive strip to separate from the track without permanent distortion. The drive strip and panel remain together as they break away from the track. The threshold of the breakaway force can be changed by selecting a retention strip from a plurality of interchangeable strips having different degrees of flexibility.

Abstract: An entranceway barrier comprises two telescoping L-shaped frame assemblies having a ratcheting locking system that allows the barrier to be quickly inserted in a doorway. A self-locking ratchet mechanism allows the barrier to move outward exerting a securing force against a frame gasket placed in a doorway until the ratchet is manually released. A severable panel slides into a channel and is secured with a gasket channel seal to provide flood protection. Another embodiment comprises two telescoping C-shaped frame assemblies with two panel sections that slide adjacent to each other to provide adjustability.

Abstract: An application for a flood guard for protecting an opening of a building from high water includes a groove extending longitudinally across the front of the opening of the building and partially up each of two sides of the opening. An impermeable sheet sized to cover at least a lower portion of the opening is removably held in the groove by a spline, thereby at least partially covering the opening of the building and preventing high-water from entering the building through the opening.

Abstract: An access panel assembly for providing access to a duct through an opening in the duct. The access panel assembly comprises a sealing member, a cover member and fasteners. The sealing member fits around the opening in the duct and the cover member fits over the sealing member and coupled to the duct by the fasteners. The cover member may comprise a fire resistant panel and is formable to the shape of the duct thereby allowing the access panel assembly to be fitted to irregular shaped ducts or openings in the ducts.

Abstract: An entranceway barrier comprises two telescoping L-shaped frame assemblies having a ratcheting locking system that allows the barrier to be quickly inserted in a doorway. A self-locking ratchet mechanism allows the barrier to move outward exerting a securing force against a frame gasket placed in a doorway until the ratchet is manually released. A severable panel slides into a channel and is secured with a gasket channel seal to provide flood protection. Another embodiment comprises two telescoping C-shaped frame assemblies with two panel sections that slide adjacent to each other to provide adjustability.

Abstract: A device moves a door seal for a displaceable door panel of an elevator car in an elevator installation with an elevator shaft having shaft doors. The movable door seal is arranged so that the door panel in a closed state is sealed off. The device includes an entrainer unit connected with the door panel and upon stopping of the elevator car at a floor executes a part movement. The device also includes a coupling mechanism mechanically connecting the entrainer unit with the door seal to bring the door seal out of a sealing position into an open position when the entrainer unit executes the part movement.

Abstract: This is a storm window protection device which will fit over the window fame of a building and lock into position to prevent damage to the window during periods of inclement weather.

Abstract: A partitioning device for sealingly closing an opening in a working surface is provided. The partitioning device generally includes a panel having a sealing side including a perimeter portion. An adhesive trim is disposed about the perimeter portion on the sealing side. A package trim is removably attached to the adhesive trim, such that when the package trim is removed to expose the adhesive trim the partitioning device can be sealingly adhered to a wall surface surrounding a wall opening.

Abstract: An entranceway barrier apparatus for blocking floodwaters from entering an entranceway. The entranceway barrier apparatus includes a frame assembly for selectively mounting in a lower portion of the doorway. The frame assembly has a main channel extending therein. The frame assembly includes a pair of L-shaped sections that are telescopically couplable. A plurality of locking members selectively locks each of the sections of the frame assembly together in a desired position when the sections are telescopically coupled. A main channel gasket is positioned in the main channel of the frame assembly. A severable panel member is positionable in the main channel of the frame assembly adjacent to the channel gasket to seal between the panel member and the frame assembly. A frame gasket seals between the frame assembly and the doorway.

Abstract: A pre-fabricated service bay used for providing service access to the underside of vehicles. The service bay is fabricated as a single monolithic unit and then positioned in an excavated hole within a service building. The service bay has multiple safety cover grids that are hydraulically activated to enclose the bay's opening when not in use. An access stairway is retractable within the bay during use with a deployable safety handrail that collapses upon stairway retraction.

Abstract: A flood prevention assembly uses a flexible plastic sheeting for positioning across the entryway of a building. A pair of plates are permanently attached on vertical door frame members, each plate defining a channel for receiving a hollow insert herein. The insert has a central opening for receiving an elongated bar of a shield assembly. The shield assembly has plastic sheeting stretched between the two elongated bars and secured to the bars by attachment panels. A plurality of tabs are secured along to the top edge of the shield; the tabs are folded over and secured to an elevated cross bar that is engaged with the bars of the shield assembly. An upper portion of the shield is attached to the elongated bars and the lower portion remains unsecured. The lower portion flares outwardly for positioning in front of the entryway. A primary water weight is filled with water and placed across the doorway, on the lower part of the shield.

Abstract: A quick release panel assembly comprising a panel which is releasably fastened to a structure by a release and locking assembly. The release and locking assembly includes a driver element and four actuating arms that are pivotally connected to the driver element, the cover, and to four respective locking mechanisms located at each edge of the panel. The driver element moves the actuating arms between first and second positions to move the locking mechanisms between a locking position to fasten the cover to the structure and an unlocking position.

Abstract: The invention is relative to a window frame, in particular a window for a helicopter intended to fix the window onto a support. This frame includes cutting out means driven by pulling on at least a part of the window perimeter in order to divide into two at least a section of the frame and thus detach the window from the support.

Abstract: A method for fabricating a vent cover (10) with an insulating sheet (11) bonded on an inside face of an outer sheet (12). A sheet (11E) which serves as a gasket is provided on the inside face (12A) of the outer sheet. A kit (14) is provided with a preform (10A) for the cover. The preform is cut around the insulating sheet and not the outer sheet to provide the cover. The cover provides good insulation and is relatively resistant to damage from handling.

Abstract: A cover structure for a notebook computer includes a base casing shaped as a flat box having a front face and a lower side each defining an opening, an LCD being slid and received in the base casing as a drawer from the opening of the lower side of the base casing, and a fixing plate to be combined with the base casing so that the LCD is fixed therebetween. The cover structure is slim, can be easily produced and easily assembled.

Abstract: A mounting bracket and window shield assembly for protecting a window of the type found on a subway or bus includes a shield made of a flexible sheet of plastic. The shield is held in place by a mounting bracket which mounts directly to the existing window and window frame on the four sides of the window. The mounting bracket has a T-shaped cross section in which a first arm of the T forms a tab that is inserted between the existing window and window frame. The second arm of the T and the body of the T together form a seat upon which the window shield is placed. The window shield is held in place against the seat of the mounting bracket by a length of an elastomeric retaining seal. The retaining seal includes a bead which permits the retaining seal to be removably anchored to a channel formed by the body of the mounting bracket.

Abstract: The invention is relative to a window frame, in particular a window for a helicopter intended to fix the window onto a support. This frame includes cutting out means driven by pulling on at least a part of the window perimeter in order to divide into two at least a section of the frame and thus detach the window from the support.

Abstract: A pass-by insulating glass window unit for replacing single glazing including a sealing assembly sandwiched by glazings having dissimilar plane surface dimensions. One glazing, the exterior glazing, has the plane dimensions of the single glazing it replaces. The other, the interior glazing, and the sealing assembly have plane dimensions slightly smaller than the dimensions of the window opening. The pass-by insulating glass window unit is assembled with each of the four edges of the exterior glazing extending equidistantly outwardly from the aligned edges of the sealing assembly and the interior glazing. The thickness of the sealing assembly is predetermined to provide an enclosed insulating space of optimum insulating value. For use in double hung window sashes, the thickness is chosen to assure passage of the movable window openings, and to position the interior glazing to be in approximate alignment with the plane of the interior surface of the wood sash.

Abstract: A duct access door to close and seal a circular opening in an HVAC duct is provided. The access door includes an outer cover which completely covers the circular hole and has a gasket for sealing against the duct. An inner panel fits within the circular hole and threaded fastener bias the outer cover towards the inner panel to seal the circular hole in the duct. Insulation may be provided between the outer cover and the inner panel of the access door if desired.

Abstract: An emergency egress system (10) for facilitating emergency egress of passengers/crewmembers from an aircraft (4), which egress system (10) includes an egress panel (12), a panel frame (14) disposed about the egress panel (12) and a weather strip (16) defining back-to-back channels (18) for accepting the peripheral edges (12.sub.E, 14.sub.E) of the egress panel (12) and the panel frame (14). Furthermore, the emergency egress system (10) includes a plurality of retention devices (30) disposed about the periphery of the egress panel (12) for laterally retaining the egress panel (12) with respect to the panel frame (14) in a normal operating mode, a cam (80) operative to forcibly urge a portion of the weather strip (16) out of engagement with one of the peripheral edges (12.sub.E, 14.sub.E) and an actuation device (50) operative to sequentially disengage at least one of the retention devices (30) and actuate the cam (80) in an emergency operating mode.

Abstract: A sun-roof device includes a lid for being fitted within a vehicle-roof opening, the lid having a glass and a fixing portion formed integrally with the outer periphery of a glass so as to be coplanar therewith,, and a weather strip adhered to an outer surface of the fixing portion so as to be coplanar therewith by adhesive device.

Abstract: A selectively removable door assembly is provided for completing an air filter housing having a series of interconnected walls for enclosing an air filter, certain of the walls being formed with retaining pockets. The door assembly comprises a door having a main portion and opposed end portions. Each of the end portions is provided with a ridge engageable with a respective one of the pockets on the walls for retaining the door on the housing. At least one of the ridges is resiliently and slidably mounted on the door in a biased snap-fit in its respective pocket such that pushing against the bias of the resiliently mounted ridge will permit movement of the other ridge out of its respective pocket and allow the removal of the door to access the air filter.

Abstract: A glazing seal is used in combination with a rectangular door frame and a rectangular window frame. The door frame includes a window opening and the window frame is fitted within the window opening. The window frame surrounds a sheet of glass having a perimetric edge. The sealing member has a first portion extending around the perimetric edge of the glass and sealingly engaging the edge of the glass and the window frame. The sealing member also has a second portion thereof fitted between the window frame and the door frame to provide a substantially airtight seal there between.

Abstract: A replaceable or serviceable window forms a portion of the flexible top of a convertible vehicle. The window includes a flexible transparent material which forms the window and a flexible channel retainer which detachably secures the transparent material to the flexible top material. The channel retainer includes a backing member having a longitudinal channel and a locking molding which is lockingly received by the backing member. In a preferred embodiment, the backing member is dielectrically bonded to the transport window material and insertion of the molding sandwiches the top material into the channel retainer. The flexible nature of the window and channel retainer allows the convertible top to be folded into a more compact top stack for storage on the vehicle.

Abstract: The buck frame is in a one-piece construction and is designed to be embedded in a poured concrete wall. The exterior of the buck frame is provided with reinforcing ribs, while its interior surfaces form a centrally-located boss, the side faces of which are provided with lips and grooves to releasably retain a window frame, made of four separate interfitting parts. A resilient polyurethane board is fitted between the lintel part of the window frame and the registering boss of the buck frame to provide for installation and removal of the horizontally-slidable window panes and also of the window frame parts.

Abstract: A fireplace draft eliminator is provided for a fireplace having an opening in a front face about a hearth, and consists of a rear plate being of the same size and shape as the opening, so as to fit into the opening. An internal support frame is slightly smaller in size and shape as the rear plate and is attached to a front surface of the rear plate. A resilient gasket is mounted on the periphery of the internal support frame. The internal support frame and the gasket together are of the same size and shape as the rear plate, so as to also fit into the opening, with the gasket forming a seal about the opening and the hearth. A front plate is of generally the same shape as, but of greater marginal extent in height and width than the opening. The front plate is attached to a front surface of the internal support frame, so that the front plate can cover the opening and rest flat against the front face of the fireplace to eliminate the draft through the opening, when the fireplace is not being used.

Abstract: The bathing tub assembly includes a removable side wall panel which is slidably engageable with a slot along the edge of an opening through the side wall of the tub. A special seal construction for the panel edge and slot prevents leakage of the contents of the tub through the slot.

Abstract: An access door assembly for allowing access to the interior of a duct, including a mounting and support frame mounted at a selected location on the duct where an access port previously has been created in the duct, a cover releasably secured to the mounting and support frame by securing means, and a seal interposed between the cover and the mounting and support frame to prevent communication between the interior of the duct and the ambient when the cover is mounted on the frame.

Abstract: A doorway mounted flood barrier including a barrier wall having two opposite vertical side edges and a horizontal bottom edge, and retainer means disposed between the barrier wall and a lower portion of the doorway for holding the barrier wall sealingly in the lower portion of the doorway.

Abstract: A removable window carrier for removably mounting in the top surface of a scanner checkout counter, the removable window carrier comprising a frame member having an aperture therein, a window member which is removably secured in the aperture of the frame member so that the window member provides a transparent support through which scanning light beams are projected and over which items of merchandise bearing coded labels are passed. The removable window carrier makes it easy to handle the window member so as to facilitate removing or cleaning the window member.

Abstract: A safety device for sealing a drain assembly including a plate element defining a basin with the drain assembly, a housing element depending from the plate element closed to an underground line associated with the drain assembly, and a seal element positionable between the plate element and drain assembly to provide a substantially fluid-tight seal therebetween when liquid fills the housing element interior.

Abstract: A device for securing an automotive glass pane in an automotive body makes use a molded frame secured to the periphery of the glass pane and provided with a rearwardly projecting U-shaped recess internally formed with saw-teeth which can engage saw-teeth on a ledge or projection of a strip for a U-shaped receptacle body flange of the vehicle extending parallel to the pane. The sealing strip is affixed at least to a web of the frame and bears upon the body.

Abstract: A removable temporary flood protection device which, when installed in a building doorway, provides a substantially water-tight barrier to entry of flood water through the doorway opening. The flood protection device includes an inner water resistant rigid core and an outer inflatable flexible seal tube. The inner core has a bottom and spaced apart sides which respectively extend generally parallel to the doorsill and door jambs of the doorway and are spaced upwardly and inwardly thereof so that the inner core extends across a lower portion of the doorway opening and thereby providing partial closure thereof except for a narrow space defined between the bottom and sides of the inner core and the doorsill and door jambs of the doorway. The inflatable seal tube is attached to a top of the inner core and extends down along the spaced sides and across the bottom thereof so that the seal tube is located in the narrow space defined between the inner core and the doorway.

Abstract: An access door for an air conditioning duct or the like has a circular frame intended to be rotated into a circular opening in the duct wall. The frame has an inwardly extending circular shoulder against which abuts a removable circular door held in place by latch means engaging within a circular groove formed in the frame.