Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 7399008 | Safety locking device for a container in a vehicle A safety locking mechanism includes an engaging device, which holds a mass in a deflected position, and a restoring device effective by applying an overpressure to a receptacle and which directs the mass into a basic position. ... | 07/15/2008 |
| 7363747 | High structural load window sash latch A high structural load window sash latch includes a load applying housing wrap that extends around the interior face of a window sash. The housing wrap transfers the majority of positive forces incident upon the sash to a latch housing, where the forces are transfer... | 04/29/2008 |
| 7331617 | Cabinet door lock A lock for a cabinet of the type wherein a door of the cabinet is movable through a frame of the cabinet is provided. An exemplary lock of the present invention includes a first and second restraining member connected by a rod and rotatable around an axis of rotatio... | 02/19/2008 |
| 7272134 | Internet telephone connection method, bandwidth controller and gate keeper In an Internet telephone connection method, a communication bandwidth is managed by using a bandwidth controller, gateway devices and voice relay routers to monitor communication quality under bandwidth reservation. A communication path under bandwidth reservation i... | 09/18/2007 |
| 7172223 | Magnetically reactive pivot latch system A latching system for removably securing a first structure to a second structure. The system includes at least one magnetically permeable latch bar pivotally coupled to the first structure, and a biasing spring that pivots the latch bar to a latched position within ... | 02/06/2007 |
| 7140303 | Lock assembly for a gate assembly of a railroad hopper car A lock assembly kit including components capable of being assembled to a railcar gate assembly including a frame defining a discharge opening and having a pair of generally parallel, free ended and stationary rigid racks extending from one end of the frame away from... | 11/28/2006 |
| 7114706 | Frame for mounting a gate on a slope A frame for bracing a gate includes a first and second upright brace having respective outboard edges positioned flush to opposite vertical edges of the gate. First upper and lower cross braces have respective opposite ends received within upper and lower ends of th... | 10/03/2006 |
| 7093320 | Pin-less locks for sliding members A lock for overlapping parallel sliding members has a hinge member having two leaves. The two leaves include a fixed leaf permanently secured to one of overlapping sliding members, and a pivotal leaf pivotally moveable between locked and unlocked positions, to permi... | 08/22/2006 |
| 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 |
| 7029042 | Automobile door handle An automobile door handle mechanism has a door handle with a handle arm and a latch lever with a lever arm moved by the handle in an unlatch direction to unlatch a door. The handle arm and lever arm overlap in the unlatch direction to restrict movement of the latch ... | 04/18/2006 |
| 7021678 | Four position gate latch assembly A four position gate latch (20) that is used to fasten and lock a gate. The gate latch includes a self fastening gravity gate latch (22) that is fastened to one face of the gate. A gate latch bracket (28) is fastened to the gate on an opposed fa... | 04/04/2006 |
| 7000292 | Chain keeper and method of retaining a chain A chain keeper for retaining a chain operatively connected to a driving mechanism of a chain hoist system. The chain keeper has a support bracket and a pair of plates. The support bracket is mountable onto a fixed structure, and has a substantially vertical longitud... | 02/21/2006 |
| 6932192 | Boat stairs bracket A bracket to hold a boarding ladder to a boat. A quick release mechanism for both the ladder and the bracket itself are disclosed. A mounting plate is substantially flush with the side of the boat. The bracket slides down into the mounting plate and latches into pla... | 08/23/2005 |
| 6752438 | Adjustable gate hinge and latch, and system An adjustable gate hinge and an adjustable latch unit each provide for adjustment of a fence gate. The hinge interconnects the gate to a first post of the fence. The hinge supports the gate and permits pivoting movement of the gate relative to the first fence post. ... | 06/22/2004 |
| 6679530 | Compensating gate latch assembly This application reveals a gate latch assembly in which a pivoting bolt permits substantial misalignment occur between the bolt and latch members and yet permit successful latching of the assembly.... | 01/20/2004 |
| 6471261 | Latching apparatus A latching apparatus to facilitate the latching, positioning, securing, disengagement and travel of a door, window, gate or similar structure. In one exemplary embodiment of the invention, a first connecting member is attached to a first attachment struct... | 10/29/2002 |
| 6425612 | Gravity operated gate latch A symmetrical gravity operated gate latch for fastening a two way gate and arranged to be manually released easily from either side of the closed gate to permit swinging movement and opening of the gate in either direction. The gate latch including a mean... | 07/30/2002 |
| 6347819 | Safety latching mechanism In accordance with the present invention, there is provided a latching assembly for securing a gate having a bolt extending therefrom. The latching assembly is provided with a housing and a bolt retaining member pivotally connected to the housing. The bol... | 02/19/2002 |
| 6149209 | Hanging closure latch A latch that secures a closure member includes a bolt and a support member, with the support member attaching the bolt to a part, which could be a door frame. The support member is configured with head and shank portions, so that when the support member i... | 11/21/2000 |
| 6000735 | Automatic child-resistant sliding door lock A magnetically actuated safety lock device provides automatic locking capability to doors such as sliding glass patio doors and prevents unsupervised opening of the door by young children, thereby barring their access to dangerous environments. When the s... | 12/14/1999 |
| 5826923 | Security apparatus for hinged door A door security apparatus is provided which uniquely bars a door in a closed position when installed, but which leaves minimal hardware around the door when the door is not barred. The preferred apparatus includes a cross-member which carries two cylindri... | 10/27/1998 |
| 5799990 | Reversible gate latch with locking means A reversible gate and door latch having a striker bar attached to a grip handle and a rear handle. The gate and door latch is locked in a closed position behind a pronged keeper by immobilizing a security plate that slides vertically in relation to the pi... | 09/01/1998 |
| 5769517 | Drawer safety lock A drawer safety lock includes a counterbalanced latch plate, pivotally moveable manually between an upwardly pivoted limit position and an unlocked position, normally counterbalanced toward the limit position, and a latch plate stop, positioned with respe... | 06/23/1998 |
| 5626375 | Gate latch mechanism A non-residential door latch comprised of a serpentine rigid bar. Mounting plates for locating the bar through a typical gate such that a downwardly curving portion of the bar is exposed on one side of the gate to form a handle while an inwardly curving p... | 05/06/1997 |
| 5582472 | Solvent storage cabinet An improved storage cabinet is provided which is particularly suitable for the safe storage of flammable materials. An embodiment of the cabinet includes two side-by-side doors which close toward each other. Each door is self-closing, being biased in a cl... | 12/10/1996 |
| 5511835 | Latch with multiple locking means A latch with multiple locking means comprising first, second and third supporting bases for attaching to the surface of a door, gate or jamb. The latch is engaged and disengaged by pivoting a striker through interstices defined between the supporting base... | 04/30/1996 |
| 5475945 | Window stop This invention is a mechanism that when installed in a window casement provides an inner strip having a catch which holds a raised window in the open position.... | 12/19/1995 |
| 5284370 | Gate latch A gate latch for selectively securing a pivoting gate to a stationary member and selectively retaining the gate in a closed position. The gate latch is formed of a hollow tube and is received on a vertical component of the gate. The hollow tube includes a... | 02/08/1994 |
| 5226684 | Gate latch A gate latch having a U-shaped bracket secured to a gate post by a U-shaped threaded fastener, the bracket having an upper section with a curved upper end, and a link with a U-shaped notch for receiving a gate frame, the link being movably secured to the ... | 07/13/1993 |
| 5193865 | Sliding door bar lock A locking device for securing a sliding door in either a fully closed or partially opened, vented position. The device comprises an elongated bar having one end pivotally attached to the door frame and a free end with a specially shaped recess adapted to ... | 03/16/1993 |
| 5147331 | Releasable locking apparatus A releasable locking apparatus for securing a closure member to a frame includes a catch plate rigidly secured to the frame, the plate defining a catch. A locking device is pivotally secured to the closure member with the locking means defining an apertur... | 09/15/1992 |
| 5050904 | Stabilizer pad for earth moving apparatus Earth moving equipment especially of the loader/backhoe type is provided with hydraulically operated stabilizer arms having associated therewith stabilizer pads. The pad is a reversible stabilizer pad having a flanged surface for engagement with gravel, f... | 09/24/1991 |
| 5036685 | Door security apparatus Provided is an apparatus for use for a pivotally mounted door disposed in a wall and usually mounted within a door frame. Pivotal mounting of the door is on a hinge. The security apparatus is mounted to a door frame or wall above the door by any suitable ... | 08/06/1991 |
| 4923231 | Gate latch A gate latch for securing a swinging gate to a stationary post includes a generally trapezoidal mounting plate having a three sided rectangular channel member extending laterally outwardly therefrom. A latch bar adapted for securement to the gate is dimen... | 05/08/1990 |
| 4907832 | Secondary locking mechanism A secondary locking mechanism having a lock mountable to a sliding closure, such as a sliding window or sliding patio door, and a stop block mountable to a frame member which mounts the sliding closure. The lock has a pivotable stop arm which is spring-re... | 03/13/1990 |
| 4887854 | Gate support latch A gate latch structure is provided for use with either right-handed or left-handed gates. The latch includes a symmetrical main frame and keeper. The main frame has a striker receiving opening with two opposite cam surfaces flaring outwardly into a "Vee".... | 12/19/1989 |
| 4871203 | Reversible mount gate latch with manual latch locking A gate latch structure with a striker bar mounted on a fence gate hinge mounted on a fence. The latch structure also includes a pivot latch member pivotally mounted on a latch mounting back plate mountable on a fence post or the middle end of the other ha... | 10/03/1989 |
| 4691541 | Gate locking device A gate lock of the oarlock type having a locking member fixed to a collar at the end of the collar having the oarlock hingeably mounted thereto. The lock member is a push button lock having a lock bar which extends to engage the oarlock to hold it in the ... | 09/08/1987 |
| 4671014 | Door barricade system A very secure entry door barricade system is obtained with a specially configured elongated bar which extends generally horizontally across the width of a door. A hasp assembly, which is very firmly anchored to the building structure, includes a pivotally... | 06/09/1987 |
| 4655490 | One-way gate latch One-way gate latch including a bracket mounted on a pivotable gate and a latch mounted on the bracket for latching the gate upon being closed to a fence post; the latch includes a pair of latch members, one fixedly secured to the bracket to prevent the ga... | 04/07/1987 |
