Bizarre Patents
User-operated amusement apparatus for kicking the user's buttocks
An apparatus including a user-operated and controlled apparatus for self-infliction of repetitive blows to the user's buttocks by a plurality of elongated arms bearing flexible extensions that rotate under the user's control.
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| Number | Title | Issue Date |
| 7644964 | Door wedge incorporating hook A door wedge is provided for maintaining a door at a user-desired position. The door wedge includes a base extending along a first axis. The base has upper and lower surfaces and first and second ends. An inclined plate extends along a second axis at a predetermined... | 01/12/2010 |
| 7559588 | Window vent stop An improved vent stop for use in sliding sash windows or sliding doors. The vent stop has a housing adapted to be disposed in a recess of either a door or window. This housing includes a cavity with a bottom plate therein. Inside the cavity is a tumbler that may be ... | 07/14/2009 |
| 7393027 | Door stop A doorstop includes a base secured to a floor; the base containing a buffer in relation to the direction of a door panel; a magnetic member being inserted into the center of the buffer; an elastic member being disposed to the inner end of the magnetic member; the el... | 07/01/2008 |
| 7367597 | Push latch A push-to-open latch is selectively moveable between latched and unlatched positions. The push-to-open latch comprises a latch assembly that is reciprocatable relative to a catch assembly. The latch assembly includes a latch housing having a housing bore extending t... | 05/06/2008 |
| 7325844 | Opening and closing latch device for furniture Latch device composed of a container (51) in which there is a slider (52), inserted in a guide (60), controlled in translation by a spring (53) and comprising a hook (68) to catch a hooking element (59) placed on a door. A t... | 02/05/2008 |
| 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 |
| 7156431 | Wedge couple for blocking-up and fixation of windows and doors Wedge couple for fixing and wedging-up of windows and doors in connection with their mounting in a wall opening, and associated with mounting shears with which the wedges can be located and tightened by means of a shearing operation with one hand. The wedge couple i... | 01/02/2007 |
| 7014229 | Door stop and holder apparatus A door stop and holder apparatus (10) including a generally wedge shaped stop member (20) connected by a tether member (50) to a hollow receptacle member (40) the rear face (41) of which is affixed to a door (100) and the fr... | 03/21/2006 |
| 6727805 | Signaling retention device A signaling retention device that is configured to retain an element in a particular position and to emit an audible and/or visual signal. The signaling retention device may include a power source, memory, a central processing unit (CPU), sensor(s), audible indicato... | 04/27/2004 |
| 6609739 | Locking devices for gates and the like A locking device (20) for double-wing gates (10, 12). The lock comprises a pair of base plates (16, 18), each secured to one of the wings so that in the closed position thereof the members (18d, 16d) are located side by side. At least one of the projectin... | 08/26/2003 |
| 6572160 | Door safety barrier A door safety barrier for being positioned adjacent a doorway having a door mounted therein for interfering with movement of the door relative to the doorway. The door safety barrier defines a security opening between the door and the doorway for preventi... | 06/03/2003 |
| 6557912 | Multi-positional advanced door security lock An apparatus for holding a door is disclosed. The apparatus includes a body member configured to be coupled to a floor. Further, the apparatus includes a locking member movably coupled to the body member, and having an end that is configured to engage the... | 05/06/2003 |
| 6510587 | Door closure prevention apparatus and method A door closure preventing device is mounted on the inside surface of a door and has a pivotal stop moveable between a deactivated position within the periphery of the door and the extended position extending beyond the periphery of the door to prevent clo... | 01/28/2003 |
| 6471260 | Rotary latches with enhanced service longevity A rotary latch employs at least one rotary jaw that is releasably retained in its latched position by a rotary pawl. Housing side plates sandwich the rotary jaw, the rotary pawl and one or more torsion coil springs that bias the rotary jaw from an unlatch... | 10/29/2002 |
| 6431616 | Child safety latch assembly A latch assembly for releasably maintaining the drawer in a closed position with respect a drawer frame includes a latch guide attached to the interior surface of the front panel of the drawer. The latch guide has a guide channel defined therein, a latch ... | 08/13/2002 |
| 6345849 | Safety door stopper A safety door stopper for use in trip, including a wedge stopper block and a coupler member. The coupler member is used to fix the wedge stopper block under a lower edge of the door board. A bottom face of the wedge stopper block is disposed with an unsmo... | 02/12/2002 |
| 6340184 | Security device for sliding doors and windows A security device has two telescoping arms and a hinge plate at the center for releasing the locked telescoping arms which can be actuated by a persons foot. A spring tensioned telescoping arm prevents unintentional engagement of the security device.... | 01/22/2002 |
| 6244636 | Door latch A door latch assembly for preventing unwanted entry into a hotel room, apartment, dwelling, or the like. In certain embodiments, the door latch assembly includes an approximately L-shaped member which is selectively pivoted between locking and non-locking... | 06/12/2001 |
| 6161252 | Foot released open door holder A door holder assembly used to maintain a door in an opened position. The assembly is made up of a door stop, a locking plate mounted on the door and a floor mounted door holder. The door stop and the door holder are fixed to the floor while the locking p... | 12/19/2000 |
| 6131869 | Ladder deflecting device A device for deflecting ladders and other moving structures away from sensitive and readily damageable stationary equipment. More particularly, disclosed is a device in the form of a wedge-shaped ramp structure which is mounted at the end of a guard rail ... | 10/17/2000 |
| 6067690 | Device for attaching to a sliding door and for allowing opening of the sliding door by use of a foot A device for attaching to a sliding door of a pair of sliding doors and for allowing opening of the sliding door by use of a foot. The device includes a first portion, a second portion, and attaching apparatus. The first portion is attached to the interio... | 05/30/2000 |
| 6039364 | Switch cabinet for electronics and electrical engineering A switch cabinet for electronics and electrical engineering is proposed with a door hinged on at least one side (1) as well as a centering mechanism for the level centering of the door during closing (1), where the centering mechanism is arranged in the a... | 03/21/2000 |
| 5890751 | Floor mounted door lock A keyless floor mounted door lock of this invention has a horizontal rectangular frame with a rectangular opening therein having first and second sides and opposite ends. A first downwardly extending bar is secured to one of the sides of the frame and a s... | 04/06/1999 |
| 5775746 | Retractable door stop security device/utility box A retractable flush-mounted apparatus which is mounted in a floor or other flat mounting surface. The apparatus includes a housing with a flange plate which is mounted in an opening in the mounting surface. A retractable member is provided within the hous... | 07/07/1998 |
| 5725263 | Door securing device A door securing device including an upper housing member being mounted about a door knob rose. The upper housing member encasing a locking mechanism with a trigger. A lower housing member is mounted to a lower door portion and has a bottom opening. The lo... | 03/10/1998 |
| 5447347 | Auxiliary door stop A door stop wedge is mounted into a receptacle recessed in the floor inside an inwardly-opening door. A detent keeps the wedge normally in an inoperative position within the receptacle and releasable by downward foot pressure on a tab connected to the loc... | 09/05/1995 |
| 5280973 | Hatch securing mechanism A hatch securing mechanisms has a base attached to a hatchway and a hasp ached to a hatch lid. The base has an apertured retainer and a pinway element, the hasp being held between the retainer and pinway element during closure of the lid. A latch pin tra... | 01/25/1994 |
| 5037147 | Latching mechanism for chamber access door The access door of a chamber housing opening is secured releasably in closed position by a latching mechanism provided on each of the four edges of the door. Each latching mechanism includes a plurality of spaced apart wedges projecting outwardly from the... | 08/06/1991 |
| 4974888 | Fastening apparatus A fastening apparatus operable to secure a pair of work objects to each other and wherein one of the work objects mounts an engagement member, the fastening apparatus having a mount adapted for attachment on the other of said work objects in substantially... | 12/04/1990 |
| 4805948 | Door security wedge device A wedge security device to be positioned on a floor at the inside bottom edge of an inwardly opening door includes a wedge shape member including an upper and lower surface leading at a front acute angle such that the bottom edge of the door will ride up ... | 02/21/1989 |
| 4736974 | Portable window stop A keyless lock for a window, sliding door and the like is provided and is in a wedge shaped configuration so as to fit between two parts of the window and sliding door to prevent opening thereof.... | 04/12/1988 |
| 4705309 | Doorway security system Disclosed is a door security device for mounting adjacent a door comprising base plate means adapted to be secured to the frame of a door adjacent a floor. Wedge means is pivotally associated with the base plate means through two hinge means which hinge m... | 11/10/1987 |
| 4639950 | Method of and means for holding a securing member in an existing attachment slit A tongue or other insert part of a securing member for accessories such as ear muffs, is held in place in an attachment slit at the rim of a protective helmet by a substantially wedge-shaped locking adapter provided with barbs or saw-teeth engaging in rec... | 02/03/1987 |
| 4552395 | Collapsible wedge for sliding doors and windows A security device characterized by a base which attaches to the top of an upper track of a sliding door or window, a wedging member having an end pivotally attached to the base, a spring biasing the wedging member towards the base, and a propping member h... | 11/12/1985 |
| 4501444 | Collapsible door wedge with quick release mechanism A collapsible door wedge characterized by: a channel shaped base member; a channel shaped incline member pivotally attached at one end to an end of the base member; a prop member pivotally attached to the other end of the base member; and a quick release ... | 02/26/1985 |
| 4230350 | Oven door latch A wedge-shaped bolt, slidable along an edge of an oven door opening engages a roller keeper on an oven door to force the door to tightly closed position and hold a door seal under compression. The roller keeper is resiliently mounted on the oven door seal... | 10/28/1980 |
| 4222596 | Ventilation stop for windows A ventilation stop mounted on a side rail of the upper sash of a double-hung window, capable of being swung into and out of the path of the upper horizontal rail of the lower sash to permit only limited relative opening movement of the upper and lower sas... | 09/16/1980 |
| 4192039 | Door guidance, especially for the tail door of a station wagon A door guide for a rear door or tailgate of a station wagon with the guide including a first member, fixed to a body portion of the station wagon, having at least one wedge-shaped recess which is adapted to receive a projection of a second fitting member,... | 03/11/1980 |
| 4114936 | Identification of gemstones by relative reflectance measurements coupled with a scale calibrated in gem names A device for limiting the unauthorized opening of a door comprising two elongated channel members that are pivotally attached to each other at one of the ends thereof so that they may be expanded to form a wedge which will limit the opening of the door. T... | 09/19/1978 |
| 4103949 | Safety door latch A door latch including a two part keeper element and a latch element. Each part of the keeper element is L-shaped. The longer legs of each part are secured to the edge of a door and door frame, respectively, in back to back relation so that when the door ... | 08/01/1978 |
