"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7320637 | Filter window adapter unit 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 of the school buses. An inner sash is disposed fixedly in a low... | 01/22/2008 |
| 7302986 | Combination security and insect guard insert The present invention comprises an insect screen and a security barrier contained within a removable frame installable to replace a conventional screen or storm window, the assembly functioning both as a barrier to insect penetration, and as a security barrier to de... | 12/04/2007 |
| 7150130 | Sliding door assembly A door assembly of the type having a frame mounted to a wall. The frame comprises a head portion, opposed vertical jamb portions and a sill portion. Doors are provided in the frame. A door in the frame is displaceable between an open position and a closed position. ... | 12/19/2006 |
| 7131244 | Door system A door system for providing a door that is easily constructed and has interchangeable panel members. The door system includes a frame assembly comprising a pair of frame portions. Each of the frame portions defines a window aperture of the frame assembly. The frame ... | 11/07/2006 |
| 7114760 | Safety shield window insert A safety device for a motor vehicle having a door window defined by a retractable transparent panel which is guided into a receiving frame, the safety apparatus comprising a window insert formed of a sheet of material; a window frame including a transparent panel, t... | 10/03/2006 |
| 7082982 | Retrofit doorlight blind assembly A retrofit blind assembly for a doorlight. The assembly includes a frame, a transparent panel, and a blind snap-fitted to the frame. The blind actuator includes gears and a toothed belt for positive, non-slip actuation. A pair of blind guides are mounted on the oppo... | 08/01/2006 |
| 7059017 | Sliding door assembly for track, step plate, roller, guide and constraint systems The invention corrects three major safety and security problems, associated with millions of traditional sliding doors. It offers a dramatic, yet simplistic, solution to these chronic problems in addition to providing a smooth, maintenance-free operation. The invent... | 06/13/2006 |
| 7017319 | Method and system for finishing openings for windows and other framed inserts A method and system for finishing windows uses a shim plate. The shim plate is fastened to a framing member and extends between the framing member and the periphery of the framed insert. Foaming material is expanded between the sill plate and the framing member to s... | 03/28/2006 |
| 6979045 | Window system for convertible motor vehicles The present invention is a window system for convertible motor vehicles that incorporates the use of woven fabric made from vinyl coated polyester yarn in such a way that it (1) reduces the “greenhouse effect” that occurs when the soft-covering system is on the ... | 12/27/2005 |
| 6964606 | Window ducting system A window ducting system includes a window frame that has an inner perimeter as well as an outer surface and an inner surface with respect to a dwelling. Security bars are attached to the window fame and are positioned adjacent to the inner surface. An air cooling as... | 11/15/2005 |
| 6964290 | Wood interior screen for out-swinging wood window A window system includes an out-swinging window having an exterior surface, and an interior surface. The viewable portions of the interior surface are made of a first material. The window system also includes a jamb. The out-swinging window is pivotally attached to ... | 11/15/2005 |
| 6779580 | Wood interior screen for out-swinging wood window A window system includes an out-swinging window having an exterior surface, and an interior surface. The viewable portions of the interior surface are made of a first material. The window system also includes a jamb. The out-swinging window is pivotally attached to ... | 08/24/2004 |
| 5642022 | Aircraft window shade speed regulation control system An aircraft window shade speed control system which allows the coordination of window shade movement speed throughout an aircraft using a single set-point device for each window shade. Each window shade is moved by an electric motor, and its travel is lim... | 06/24/1997 |
| 5012616 | Storm door of tubular frame construction A storm door comprising a frame assembly which includes tubular metal frame members, each of the frame members having a uniform rectangular cross-sectional shape and being formed into a continuous unibody frame. The frame being rectangular in shape and in... | 05/07/1991 |
| 4637444 | Window protection A window unit comprising a frame and at least one window member slideable vertically in the frame, each window member having a window pane covered on the outside by a sheet of expanded metal spaced apart from the window pane.... | 01/20/1987 |
| 4589464 | Insect barrier means for sliding door constructions A sliding door construction in which two sliding door panels are adapted to be moved into open position or into a position where one panel is in open or partially open position and the other panel is in closed position and wherein one of the juxtaposed st... | 05/20/1986 |
| 4478267 | Door hinging assembly for sliding glass door structure An apparatus for adapting a sliding screen door for hingable mounting to a sliding glass door structure includes a pair of hinges mounted to one side of the screen door and to one side of a fixed door panel of the sliding glass door structure permitting t... | 10/23/1984 |
| 4453456 | Supplemental ventilating device for an air conditioning window unit A supplemental ventilating device for a window-mounted air conditioning unit comprising a screen in a frame mounted above or alongside an air conditioning window unit. At least one door covers the screen to control input of outside air providing quiet, ec... | 06/12/1984 |
| 4399636 | Thermal insulated doorsill apparatus with insulating spacer fastener A doorsill apparatus for a sliding glass patio door or other exterior door is described including a heat insulating spacer fastener for securing inner and outer sill members of metal against relative movement. The heat insulating spacer fastener is prefer... | 08/23/1983 |
| 4330021 | Convenient draft-free safety window A safety window comprising an inner window including three adjacent inner panels and an outer window including three adjacent outer panels. The outside panes can be washed conveniently and safely from the inside. The inner center panel opens in conjunctio... | 05/18/1982 |
| 4319430 | Sliding closure assembly A patio door assembly made up of two identical glazed panels with one panel slidable in a frame and the other panel fixed to one of the respective jambs of the frame. The fixed panel is mounted on a false rail on the sill of the frame while a false mullio... | 03/16/1982 |
| 4314598 | Integral window units An integral window unit comprising a sill member, a header member and a pair of jamb members interconnected to form a generally rectangular window frame. The jamb members have first and second pairs of track means each pair of which slideably receives a p... | 02/09/1982 |
| 4233781 | Window assembly for socket window A window assembly is mounted in a socket window opening of a motor vehicle with the interior side of the window frame substantially coplanar with the body flange in the window opening and the exterior side of the assembly. The window assembly is secured i... | 11/18/1980 |
| 4196767 | Combination control panel A lightweight removable combination air and insect control panel for mounting on the internal or external sides of window frames in situ for the tight sealing thereof, said panel having two portions, a full frame portion having a sheet of rigid transparen... | 04/08/1980 |
| 4125141 | Self draining frame structure A low cost drainage arrangement is described for closure frames which arrangement does not increase the overall size of the frames. Between the inner and exterior track recesses a passageway is provided to prevent the accumulation of water in the inner re... | 11/14/1978 |
| 4106239 | Lockable window construction A window frame has one or more latches provided internally of a vent sill for pivotal engagement with a latch strike in the interior of a frame sill and a latch actuator extending outwardly through an opening in the inside face of the vent sill. A spring ... | 08/15/1978 |
| 4042004 | Window assembly An on-site reglazable window assembly suitable for mounting in an aperture in a wall of a recreational vehicle and comprising a stationary glass panel, a slidable glass panel, a slidable screen panel, and slidable storm panels. All of the panels are remov... | 08/16/1977 |