Abstract: An extendable door lock to be applied across the exterior of a door that opens outwards to help prevent illicit passage through the door thereby helping to prevent theft or damage to contents in a room or facility located behind the door. In addition, the extendable door lock can be applied to the interior of a door that happens to open inwards; such use can stop someone illicitly entering an office or other space where, for example, there is someone working late and alone who desires a lock to prevent someone entering the office. In one non-limiting embodiment, an extendable door lock is provided comprising: a first shaft, a second shaft, a first mounting bracket, a second mounting bracket, and a lock mechanism. In one non-limiting embodiment an extendable door lock sub-assembly is provided comprising: a first shaft, a second shaft, and a lock mechanism.

Abstract: A wheel clamp having an outer hook; an inner hook; a plate member having a plate aperture; a lock mechanism, wherein the lock mechanism is at least partly surrounded by a housing; the outer hook comprises a first outer hook member, a second outer hook member, and a third outer hook member; a female receiving member receives a first end of the third outer hook member; the inner hook comprises a first inner hook member, a second inner hook member, and a third inner hook member; and the first inner hook member is perforated to provide an inner hole, the first outer hook member is perforated to provide a plurality of outer holes, wherein when the inner hole is aligned with one of the plurality of the outer holes the lock mechanism is capable of engaging the inner hole with one of the plurality of outer holes.

Abstract: A lock for securing semi-trailers. More specifically, the lock of the invention secures the landing gear assembly of a semi-trailer. The lock is made up of a main body, a detachable locking plate, and a lock mechanism. The main body includes a post located in a crankshaft securing portion of the main body. The crankshaft securing portion includes a plurality of crankshaft guides and opposite facing lips which in combination provide a slot to accommodate the detachable locking plate. The post extends outward from an interior surface of the main body. The detachable locking plate fits over at least a portion of the crankshaft securing portion of the main body. The lock mechanism is in operable communication with the detachable locking plate.

Abstract: A rolling door lock for a roll-up door, and more particularly a roll-up door that includes a latching handle assembly fitted to the exterior surface of a roll-up door. The latching handle assembly includes a handle and a hook. The rolling door lock attaches to the hook and handle of the latching handle assembly to prevent forced opening of the roll-up door. The rolling door lock includes a main body and a detachable bracket. The main body includes a hook securing portion and a pocket. The pocket includes a slot. During normal use the hook securing portion of the rolling door lock secures the hook of the latching handle assembly, and the detachable bracket secures the handle of the latching handle assembly. The lock mechanism locks the detachable bracket with the handle secured therein to the pocket.

Abstract: A lock for securing semi-trailers. More specifically, the lock of the invention secures the landing gear assembly of a semi-trailer. The lock is made up of a main body, a detachable locking plate, and a lock mechanism. The main body includes a post located in a crankshaft securing portion of the main body. The crankshaft securing portion includes a plurality of crankshaft guides and opposite facing lips which in combination provide a slot to accommodate the detachable locking plate. The post extends outward from an interior surface of the main body. The detachable locking plate fits over at least a portion of the crankshaft securing portion of the main body. The lock mechanism is in operable communication with the detachable locking plate.

Abstract: A rolling door lock for a roll-up door, and more particularly a roll-up door that includes a latching handle assembly fitted to the exterior surface of a roll-up door. The latching handle assembly includes a handle and a hook. The rolling door lock attaches to the hook and handle of the latching handle assembly to prevent forced opening of the roll-up door. The rolling door lock includes a main body and a detachable bracket. The main body includes a hook securing portion and a pocket. The pocket includes a slot. During normal use the hook securing portion of the rolling door lock secures the hook of the latching handle assembly, and the detachable bracket secures the handle of the latching handle assembly. The lock mechanism locks the detachable bracket with the handle secured therein to the pocket.

Abstract: A hitch storage device for securing a hitch to a vehicle that minimizes risk of accidental painful contact between the hitch and the operator of the vehicle. The hitch storage device includes a connecting member, a male hitch member, a hitch-support bracket, and a male protrusion member. The hitch storage device incorporates an integral passive securing mechanism whereby a hitch is secured without having to use an active hitch-securing device such as a bolt to secure the hitch shaft to the hitch storage device of the present invention. In a further embodiment, the male hitch member and hitch-support bracket are integrated to provide an L-shaped bracket with an integral sidewall.

Abstract: An anti-theft device including a shaft divided into first and second brackets and a locking mechanism. First bracket defines first 300a and second 320a edges, second bracket defines first 300b and second 320b edges. First 320a and second 320b edges are hingedly connected such that first and second brackets can be opened or closed. Edge 300b includes at least one inner-flange and a locking tab. First bracket 260a includes sidewall 340a. Locking tab and sidewall 340a respectively define apertures 440 and 390. Apertures 440 and 390 are aligned upon closing the first and second brackets. When the first and second brackets are in a closed configuration, the locking mechanism is in operable communication with apertures 440 and 390 such that the locking mechanism is capable of reversibly locking first and second brackets together, and wherein the at least one inner flange prevents illicit tampering of the locking mechanism.

Abstract: A cargo door lock for securing the rear doors of containers such as the rear doors of a tractor-trailer container, a sea-rail container, or a static container. The cargo door lock attaches to vertical rods to prevent unauthorized opening of the container rear doors. The cargo door lock includes an extendable shaft with first and second opposite ends, first and second securing hooks that are respectively attached to the first and second opposite ends, and a lock mechanism. The lock mechanism is set at a perpendicular angle with respect to the first and second securing hooks.

Abstract: A hitch storage device for securing a hitch to a vehicle that minimizes risk of accidental painful contact between the hitch and the operator of the vehicle. The hitch storage device includes a connecting member, a male hitch member, a hitch-support bracket, and a male protrusion member. The hitch storage device incorporates an integral passive securing mechanism whereby a hitch is secured without having to use an active hitch-securing device such as a bolt to secure the hitch shaft to the hitch storage device of the present invention. In a further embodiment, the male hitch member and hitch-support bracket are integrated to provide an L-shaped bracket with an integral sidewall.

Abstract: A hitch storage device (100) including: a connecting member (120) having a first surface (220) and a second surface (240); a male hitch member (140) protruding outwards from and connected to the second surface (240); a female hitch member (160) connected to the second surface (240); and a hitch-securing member (180) attached to the female hitch member (160). The male hitch member (140) and the female hitch member (160) when looked at from above are perpendicular to each other. The maximum distance between the hitch-securing member (180) and the male hitch member (140) is a predetermined distance CMAX so chosen to ensure that the hitch-securing member (180) cannot separate completely from the female hitch member (160).

Abstract: An anti-theft device including a shaft divided into first and second brackets and a locking mechanism. First bracket defines first 300a and second 320a edges, second bracket defines first 300b and second 320b edges. First 320a and second 320b edges are hingedly connected such that first and second brackets can be opened or closed. Edge 300b includes at least one inner-flange and a locking tab. First bracket 260a includes sidewall 340a. Locking tab and sidewall 340a respectively define apertures 440 and 390. Apertures 440 and 390 are aligned upon closing the first and second brackets. When the first and second brackets are in a closed configuration, the locking mechanism is in operable communication with apertures 440 and 390 such that the locking mechanism is capable of reversibly locking first and second brackets together, and wherein the at least one inner flange prevents illicit tampering of the locking mechanism.

Abstract: A skid steer attachment lock for preventing the theft of a tool attached to a skid steer loader. The device comprises of an extendable hollow shaft having a first and second opposite ends, wherein the first and second opposite ends are open and adapted to respectively accommodate a first and second attachment tool locking arms when the arms are facing each other; and a locking mechanism disposed in the outer shaft of the extendable shaft for temporarily locking the extendable shaft at a desired length.

Abstract: A cargo door lock for securing the rear doors of containers such as the rear doors of a tractor-trailer container, a sea-rail container, or a static container. The cargo door lock attaches to vertical rods to prevent unauthorized opening of the container rear doors. The cargo door lock includes an extendable shaft with first and second opposite ends, first and second securing hooks that are respectively attached to the first and second opposite ends, and a lock mechanism. The lock mechanism is set at a perpendicular angle with respect to the first and second securing hooks.

Abstract: The changeable combination skidsteer lock is an anti-theft device for a skid steer loader. The device attaches to the safety cage of the skid loader, proximate to one of the skid loader's drive controls. A U-bar component of the skid steer lock fits around one of the skid loader's drive controls to prevent operation of the drive control, preventing theft of the skid loader. A base plate is located on the inside of the cage, and is bolted to a mounting plate on the outside of the cage. Legs of the U-bar engage with a pair of sleeves extending from the base plate. In one embodiment, a locking mechanism is contained within a housing on the base plate to lock the U-bar securely in place. In an alternate embodiment, the U-bar is adapted to receive the shackle of a separate padlock, whereby the padlock secures the U-bar in place.

Abstract: An excavator lock adapted to limit the motion of a pair of control levers such as a forward and reverse drive control levers of a mechanical excavator thereby preventing the theft of a mechanical excavator. The excavator lock comprises a main body and a locking plate. The main body has a first and second channels adapted to accommodate a first and second control levers of a mechanical excavator. The locking plate is adapted to cover the first and second channels. A locking mechanism attached to the main body actively engages with the locking plate to temporarily lock the main body to the lock plate thereby providing an excavator lock for limiting the motion of a first and second control levers of a mechanical excavator to inhibit theft of the mechanical excavator.

Abstract: A ball and ring hitch lock to reversibly obstruct a ball socket or ring of a trailer hitch in order to prevent the theft of an unhitched trailer. The ball and ring hitch lock comprises an upper plate and a base plate attached by means of a secure rachet type system. A male hitch anchor is attached to the base plate. The male hitch anchor is sized to fit into a ball or a ring type hitch.

Abstract: An excavator lock adapted to limit the motion of a pair of control levers such as a forward and reverse drive control levers of a mechanical excavator thereby preventing the theft of a mechanical excavator. The excavator lock comprises a main body and a locking plate. The main body has a first and second channels adapted to accommodate a first and second control levers of a mechanical excavator. The locking plate is adapted to cover the first and second channels. A locking mechanism attached to the main body actively engages with the locking plate to temporarily lock the main body to the lock plate thereby providing an excavator lock for limiting the motion of a first and second control levers of a mechanical excavator to inhibit theft of the mechanical excavator.

Abstract: A ball and ring hitch lock to reversibly obstruct a ball socket or ring of a trailer hitch in order to prevent the theft of an unhitched trailer. The ball and ring hitch lock comprises an upper plate and a base plate attached by means of a secure rachet type system. A male hitch anchor is attached to the base plate. The male hitch anchor is sized to fit into a ball or a ring type hitch.

Abstract: A skid steer attachment lock for preventing the theft of a tool attached to a skid steer loader. The device comprises of an extendable hollow shaft having a first and second opposite ends, wherein the first and second opposite ends are open and adapted to respectively accommodate a first and second attachment tool locking arms when the arms are facing each other; and a locking mechanism disposed in the outer shaft of the extendable shaft for temporarily locking the extendable shaft at a desired length.