Did You Know...
...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 7707773 | Seal activation system positioned within panel for door/window A combined seal activation system positioned within a panel for use with a combination of the panel and a frame includes a first seal activation system and a second seal activation system. The panel pivots relative to the frame. The first seal activation system acti... | 05/04/2010 |
| 7320496 | Sealing arrangement for a transit vehicle A sealing arrangement for a door of a transit vehicle with an angularly disposed floor portion incorporates a rotatably disposed driving member in combination with a driven member attached to the sealing arrangement to enable vertical movement thereof for providing ... | 01/22/2008 |
| 7143546 | Sealing arrangement for a transit vehicle A sealing arrangement for a door of a transit vehicle with an angularly disposed floor portion incorporates a rotatably disposed driving member in combination with a driven member attached to the sealing arrangement to enable vertical movement thereof for providing ... | 12/05/2006 |
| 7124538 | Assembly providing a water restrictive barrier and an unobstructed passageway for a doorway A doorway assembly, preferably for a sliding door, includes a barrier plate extending across the lower portion of the doorway to prevent the intrusion of water during severe weather conditions. A notch within the barrier plate, provides a substantially obstruction-f... | 10/24/2006 |
| 7008032 | Refrigerator incorporating french doors with rotating mullion bar A refrigerator includes French-style doors and a rotating mullion. The rotating mullion is mounted to one of the French-style doors through first and second hinge members. Each of the first and second hinge members include first and second hinge elements having corr... | 03/07/2006 |
| 6871448 | Apparatus moving with a sliding door to provide an unobstructed passageway and to seal a notch within a watertight barrier A sliding door assembly includes a barrier plate extending across the lower portion of the doorway to prevent the intrusion of water during severe weather conditions. A notch within the barrier plate, enlarging the passageway opened by the sliding door to form an ob... | 03/29/2005 |
| 6167937 | Seal setting mechanism A seal setting mechanism is provided that includes a pair of cross-members and a pair of downwardly extending force transfer members. The cross-members are linked with a linking member. When the cross-members are pivoted downwardly, the force is transferr... | 01/02/2001 |
| 6112467 | Device at bulkhead door A device at a bulkhead door (5) or a similar element for closing an opening edge in a ship, and which is actuatably movable to form a seal between peripheral edge of the door and a surrounding opening edge. A sealing function exhibiting at least along one... | 09/05/2000 |
| 5481834 | Fire-rated panel A fire resistant panel includes at least four parallel vertically extending sheets of gypsum. The sheets are fastened together in a spaced apart arrangement with two outer sheets and two inner sheets positioned between the outer sheets to define a member ... | 01/09/1996 |
| 5467559 | Electrically operated drop seal for pass doors in operable walls An electrically operated drop seal assembly for a pass door in an operable wall. The drop seal assembly includes an actuator which is selectively movable by a motor between a first position and a second position. The assembly also includes a retractable d... | 11/21/1995 |
| 4656779 | Block system for doors, windows and the like with blocking members automatically slided from the door frame into the wing A blocking system for doors, windows and the like, particularly of the armored type, to have antitheft, antibreaking, fluid-tight and soundproof features, comprising a frame (11), a wing (12) and two pairs of mechanically interconnected blocking members (... | 04/14/1987 |
| 4479330 | Mechanically controlled sealing rail for door leaf A pair of V-shaped springs pointing toward each other have hook shaped ends connected into the ends of a sealing rail positioned across the bottom edge of a door leaf. The upper end of one spring is anchored to the door and the upper end of the other spri... | 10/30/1984 |
| 4337597 | Sliding window construction having pivotal characteristic to facilitate cleaning both sides of the window Presented is a window construction of the sliding window type that includes one or more panes slidable to open or close the window opening, each of the panes being pivotal in addition to being slidable to provide access to both sides of the window pane to... | 07/06/1982 |
| 4277920 | Portable and operable wall systems A portable or operable wall system utilizing wall panels defining a wall or partition extending between a floor surface and a ceiling surface with the portable wall system including wall panels which are completely separable from the ceiling surface and i... | 07/14/1981 |
| 4141179 | Vehicle door arrangements A vehicle door arrangement in which a lower edge part of the door is retractable upwards into the main part of the door prior to opening. This ensures that when the vehicle is standing alongside a platform, there is no risk of the bottom of the door fouli... | 02/27/1979 |
| 4034524 | Movable partition A movable wall partition is provided on the bottom edge thereof with a caster for rolling the movable wall partition into position. The wall partition is provided at its lower edge with a bracing step which is urged by a jack mechanism into engagement wit... | 07/12/1977 |
| 4014137 | Drop action panel arrangement for operable partitions A drop action panel arrangement for operable partitions of the multidirectional type, wherein the partition is made up of a plurality of discrete panels each having a pair of carriers riding on an overhead track to facilitate movement of the panels betwee... | 03/29/1977 |
