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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 7537251 | Sliding door lock A sliding door lock includes a track lock having a predetermined length, wherein the track lock fits within a sliding door track. The sliding door lock also includes a handle having a first end and an opposing second end. The first end is hingedly coupled to an end ... | 05/26/2009 |
| 7410142 | Hood prop with support An adapter for a hood prop includes oppositely extending counterbores in a cylindrical housing separated by a transaxial wall. The adapter is designed to be fitted over a hood stop and to receive the end of a telescoping hood prop. ... | 08/12/2008 |
| 7360805 | Double lock sliding door A double lock system for use combination with sliding door assemblies to prevent unwanted movement of the door assembly. The double lock system, a user, such as a homeowner provides a tubing having sleeves that interface and engage the tubing into a bracket assembly... | 04/22/2008 |
| 7325847 | Household apparatus for holding windows open A device for maintaining an openable window in a desired position within a window frame is provided. The device comprises a rod having a top end and a bottom end and a housing having a top end, a bottom end, a front surface, and a rear surface. A first aperture is f... | 02/05/2008 |
| 7310917 | Hinged frame spreader A hinged spreader board of a pre-set length with shaped ends is pivoted open inside a frame to mate with the inside faces of the sides of a frame and maintain the sides apart by the length of the board while attaching the frame to a wall. Additional hinged sections ... | 12/25/2007 |
| 7261344 | Doorman An apparatus for assisting handicapped people in opening doors. The apparatus is used primarily for individuals in wheelchairs, who typically have difficulty in opening doors. The apparatus has a long shaft with two ends, and has a handle attached to one end of the ... | 08/28/2007 |
| 7249402 | Mortise and tenon casket with shelf and bracket assembly A casket assembly includes a container and a two-piece lid. The two-piece lid includes a superior lid that covers the anterior end of the casket and an inferior lid that covers the opposite end. The container includes a bottom panel, an inferior end panel, a superio... | 07/31/2007 |
| 7243406 | Casket with combination hinge, brace, and lock A casket comprises a casket shell having a pair of side walls, a pair of end walls, and a bottom wall, a casket lid pivoted to the casket shell for movement to an open position and to a closed position, and a combination hinge, brace, and lock mechanism connecting t... | 07/17/2007 |
| 7172224 | Quick-release latch extender A latch extender with a quick-release mechanism for a vehicle of the type with a window having a U-shaped hasp that engages with a hasp-locking mechanism on the vehicle when the window is closed. The inventive device is configured to mount between the hasp and the l... | 02/06/2007 |
| 7164356 | Combination security bar and alarm system A battery operated, portable alarm device integrated with a telescoping security bar containing a triggering switch and a tilt sensitive switch, either of which will activate the alarm circuit when an intruder tries to enter a room through the door. A pressure switc... | 01/16/2007 |
| 7137174 | Activating mechanism for closures with four-link hinges An activating mechanism is provided for use with a four-link hinge of the type typically used for closure of a vehicle movable deck, such as a trunk lid or engine compartment hood. A lower link bracket is secured to the vehicle body and an upper link bracket is secu... | 11/21/2006 |
| 7137655 | Door security brace A security brace for impeding forced entry into a room through an entry door. The brace comprises a plurality of elongated pole members with foot members secured at a first end of the pole member, and a block member operatively coupled to a second end of the pole me... | 11/21/2006 |
| 7121271 | Anti-pinch bolt An anti-pinch bolt is provided for use with a paintball marker having an automatic reloading mechanism comprising an instrument connected to the bolt by a pin for moving the bolt between a loading and a loaded position. The bolt comprises a tubular bolt body having ... | 10/17/2006 |
| 7118141 | Apparatus and method for securing an exit device to a door A securing mechanism for coupling an exit device to a door. The securing mechanism comprises a bracket coupled to the exit device and a shaft having a first end and a second end and defining a longitudinal axis. The bracket defines a first aperture and a second aper... | 10/10/2006 |
| 7065830 | Door stop A door stop is provided for retaining a door in a user selected position. The door stop includes a support connectable to the door adjacent the bottom thereof and a stop member pivotably connected to the support. The stop member is pivotable between a first retracte... | 06/27/2006 |
| 7059084 | Garage door opener An automated garage door opener for opening an outwardly swinging door pivotally mounted about a vertical axis. The garage door opener includes a track, a trolley slidably mounted on the track, and at least one push bar having a first end and a second end. The push ... | 06/13/2006 |
| 7044509 | Closure latch assembly An elongated latch bar is slidably carried in a passageway through a bolt housing and is extendable into an aligned passageway of a keeper. The extended end of the latch bar carries a transverse cavity for receiving a cross-latch. The keeper carries the cross-latch ... | 05/16/2006 |
| 7028798 | Device for opening the bonnet of a motor vehicle It comprises a rear part provided with a cylindrical body surrounding and clamping a sheath for receiving and protecting a driving cable. There is provided a lock for retaining the sheath at the opposite end thereof helped by a dust-coat. Rotation of the rear part m... | 04/18/2006 |
| 7030758 | Door blocking brace and lock The present invention relates to a folding door brace to prevent unwanted entry of an intruder. The present invention is a folding, portable door brace that may be easily installed and removed on a wide variety of door types. The door brace also has a motion sensor ... | 04/18/2006 |
| 7021683 | Slidable door lock brace A standard door lock is connected through a bore in a door to a lock brace mechanism mounted on a fixed vertical plate on an inside surface of the door. A slide bar moves within a vertical slot in the fixed plate. Gearing within the brace mechanism turns a threaded ... | 04/04/2006 |
| 6943686 | Adjustable alarm device for sliding doors and windows An adjustable alarm device for windows and doors is installed between the door or window frame and the door or window sash. The longitudinal axis of the alarm device is preferably horizontal. When engaged, movement of the door or window in an open direction will act... | 09/13/2005 |
| 6932396 | Support arm assembly for a safe lid This support arm assembly for connection between a safe's lid and base includes a bracket for connection to the base and a linear support arm that connects between the bracket and lid. The bracket includes a side face adapted for connection to the inside of the base... | 08/23/2005 |
| 6904643 | Door closer hold-open apparatus The present invention relates to a hold-open apparatus for controlling the position of a door, preferably a screen door or storm door. The apparatus is used in conjunction with a piston assembly and can maintain a door in a predetermined open position, such as about... | 06/14/2005 |
| 6705652 | Security system A door security system utilizes a bar that spans the distance across a door and prevents the door from being opened. The bar combines an elastic, flexible hollow rod with a cable that is pliable but generally does not flex. The bar flexes when an individual attempts... | 03/16/2004 |
| 6644698 | Folding door bar lock A bar lock having two interconnected aluminum bars for engaging handles on folding doors, and preferably extending across all the seams in the folding doors to prevent the simultaneous outward and lateral opening motion of the doors. Clamping the horizont... | 11/11/2003 |
| 6619708 | Lockdown security device A door locking system for a tractor trailer cab for locking a pair of opposed doors from the inside in order to prevent them from being opened while the driver sleeps. The locking system includes a pair of links and shoe elements adapted to engage various... | 09/16/2003 |
| 6550738 | Height-adjustable pickup-bed cover prop A pickup-bed cover prop having an elongated base, a pair of straps attached to the base, a pair of struts extending orthogonally from the base, and a clamp on each strut at the end distal from the end attached to the base. Each strut includes a mechanism ... | 04/22/2003 |
| 6513778 | Bracing device A bracing device for bracing a first surface against a second surface is useful for emergency response, commercial, industrial and residential environments. The bracing device has a bracing member with a first end and a second end. A first end member affi... | 02/04/2003 |
| 6484445 | Slide window and door lock A slide window and door lock includes a connecting device selectively mounted on a vertical jamb of a sliding panel at a predetermined height with respect to a base slider track of a supporting frame and a locker panel having one pivot edge pivotally conn... | 11/26/2002 |
| 6471264 | Door security apparatus A door security device operative to secure the door in a fully closed and partially opened state is disclosed. A vertically oriented housing mounted close to the handle side on the inside surface of the door contains a coaxial brace bar, the bottom end of... | 10/29/2002 |
| 6454323 | High-security auxiliary door lock A high-security auxiliary door locking device includes a brace having an upper section which pivotally attaches to the inside of a door, and a lower section which engages with the floor at a distance spaced apart from the door. The lower section includes ... | 09/24/2002 |
| 6428062 | Truck lid holder for vehicles A trunk lid holder for vehicles for preventing the trunk lid from closing. The trunk lid holder for vehicles includes an elongate tubular member having an open end, a closed end, a mounting bracket disposed at the closed end, and a hole near the open end,... | 08/06/2002 |
| 6386604 | Bracket device A bracket device for holding a bottom window sash in a pivoted position in relation to a top window sash. The bracket device includes a pair of arms. Each of the arms is elongate. The arms have a first end and a second end. A first pair of elongate member... | 05/14/2002 |
| 6340185 | Multi-positional advanced door security lock The invention relates to an apparatus for holding a door. The apparatus includes a door mounting plate configured to be mounted on the door. The door mounting plate is arranged to extend perpendicularly from the door and includes a door binding portion. T... | 01/22/2002 |
| 6149211 | Inclusion of tooth whitening oxidation chemistries into slow releasing food products A solid tooth whitening composition in the form a table, gum, candy, or the like, is formed by combining carbamide peroxide with a non-hygroscopic sweetener base that comprises the hydrogenation product of isomaltulose. The composition may be stored for s... | 11/21/2000 |
| 6120072 | Doorstop A doorstop for use with swingable doors to prevent unauthorized entry into an area which includes a brace member pivotally connected to a base. The brace has an end for engaging the floor when the doorstop is in use. An angular orientation of the brace re... | 09/19/2000 |
| 5988710 | Variable length security bar This security bar for positioning between a door and the floor has telescopic sections which permit the door to be opened a small distance, corresponding to the degree of telescoping which is permitted, so as to permit a clear gap between the door and its... | 11/23/1999 |
| 5951072 | Bedroom door brace security system A door security system is described for securing an interior door against forced entry. A panel is placed in overlying relation to the door and slidably engaged with a lower end thereof. The panel includes upper brace support members. Telescopically exten... | 09/14/1999 |
| 5924751 | Portable door lock assembly A portable door lock assembly for locking a door in a partially open attitude has an elongated base member with a length greater than the width of a standard door frame. First and second hollow members are secured to opposite ends of the base member. A pa... | 07/20/1999 |
| 5799521 | Security bar with indicator A security indicator has a two part telescopic locking bar attached to the handle of a door at one end and to the door or door jamb at the other end through an end piece. The device includes a cup or tube which encases the door handle, preventing use of t... | 09/01/1998 |
