Abstract: A locking device (10) is inserted within the disk drive (11) of a personal computer (12) to prevent unauthorized use thereof. The locking device (10) includes a part of pivoted plates (15, 16) retained in their expanded locking position by a key-operated lock (20) carried by the plates (15, 16). Each of the plates (15, 16) carries an arresting mechanism (35) which expands within the disk drive (11), in the event that an attempt is made to remove the locking device (10), and "bites" into the adjacent guide rail (53), thereby stopping any further movement of the locking device (10) out of the disk drive (11).

Abstract: A handlebar hocking device including a pair of tubular members with each having a distal end, a proximal end and a opening therethrough that is capable of receipt therein a handle of a handlebar. Each tubular member has an exterior surface with a ball joint assembly spaced from the proximal end attached thereto. A locking assembly has a box-like configuration with a bottom wall and a pair of proximal side walls having a passage therethrough with a chamber therein. The chamber has a first wall with a locking lever attached thereto and an orifice therethrough with a locking cylinder therein. A first rod is positioned within the locking assembly and engages one of the ball joint assemblies of one of the tubular members. A second rod has an external end engaging one of the ball joint assemblies of one of the tubular members and an internal end with ribbed projections for engaging the locking lever of the locking assembly to secure the locking device on to the handlebar so as to prevent use.

Abstract: The invention relates to a device (1) for preventing unauthorized use of an engine provided with a spark plug, from which the ignition cable has been removed and conditions have been provided which will enable the spark plug to be covered and therewith made irremovable, or at least not readily removable. The device includes a sleeve (6) which can be fitted over a spark plug (2) to which no ignition cable is connected, and a spark-plug coacting locking part (4, 5). The sleeve (6) and the locking part can be locked in a position relative to one another or in a position in which they are able to move relative to one another, through the medium of a locking device (7).

Abstract: The present invention provides a simple, compact and cost effective locking device that simultaneously secures a multiple of hard disk drive carriers or cartridges in a disk drive housing. The disk drive housing includes at least two disk drive carrier bays in a disk drive carrier opening for housing associated disk drive carriers. The locking device of the present invention secures the disk drive carriers into the disk drive carrier bays and therefore into the disk drive housing. The locking device includes a moveable locking bar assembly located inside the disk drive housing and spanning the disk drive carrier bays and comprises a locking bar and at least two locking pins projecting from the locking bar, one locking pin for each of the disk drive carriers, wherein the locking bar is moveable to either a locked or an unlocked position.

Abstract: An electronic device having a PC card slot is secured by an apparatus inserted into the PC card slot. The apparatus tethers or otherwise secures the electronic device to a display stand. The securing apparatus includes a lock structure and a key structure. The lock structure slides into the PC card slot and locks into place. The lock structure includes a portion shaped to PC card standards, a groove area trailing the PC-card shaped portion, and a blocking portion trailing the groove portion. Upon installation, the PC card slot door closes into the groove portion. The lock structure also includes one or more security barriers and an area for receiving the key structure. The key structure defines one or more slots corresponding to the security barriers. The security barriers and key slots mate as the key structure slides into the groove portion. The key's progress into the groove pushes the PC card slot door out of the groove freeing the lock structure for removal.

Abstract: A locking device for selectively preventing access to the valve handles of a domestic water tap. The locking device is adapted to prevent a child from playing with the hot water tap handle and potentially getting burned by the hot water emanating from the hot water tap. The locking device has a pair of handle enclosing components which are adapted to enclose the tap handles and prevent access to the latter. Each handle enclosing component has a substantially concave-shaped wall defining a substantially hollow body. Each substantially concave-shaped wall has a corresponding peripheral edge defining a lateral aperture. The handle enclosing components are linked together by a pair of connecting rods extending from the respective peripheral edges of the handle enclosing component. Both connecting rods are attached to a locking block positioned intermediate the handle enclosing components.

Abstract: A lockable doorknob enclosure for use on doorknobs of the type having a knob attached to a shaft having a longitudinal axis. The lockable doorknob enclosure comprises: a containment structure having a sealable cavity for enclosing the doorknob and a portion of the shaft; an adjustable spacing mechanism; and a locking mechanism. The containment structure includes first and second pivoting structures which are preferably connected by a hinge. The first and second pivoting structures form a containment cavity of a size sufficient to receive therein the doorknob and a portion of the shaft when the pivoting structures are pivoted into a first, or closed, position. The containment structure has an aperture therethrough of dimensions sufficient to allow the shaft to be installed through the aperture when the first and second pivoting structures are pivoted into a second, or open, position.

Abstract: A device for deterring theft of a steering wheel mounted airbag and an automobile comprises a cover configured to generally cover a substantial portion of a steering wheel so as to inhibit access to an airbag mounted within the steering wheel, and also so as to inhibit use of the steering wheel. A lock inhibits removal of the cover when the lock is in the locked configuration thereof and facilitates removal of the cover when the lock is in the unlocked configuration thereof. Thus, the device deters theft of the airbag by preventing a thief from having access thereto and deters theft of the automobile by preventing the thief from driving the automobile.

Abstract: The present invention relates to a device for closing shaker lids of tins of paint on shaker machines.This device, of the so-called cam type, including a series of lower tabs (1) mounted so as to rotate over the lid (3), the said tabs being uniformly arranged at its periphery and each actuated at the upper level by a maneuvring lever (9) in order to be applied, during service, under the opening rim (11) of the treated tin (13), by means of a spindle (5) connecting the tab (1) to the maneuvring lever (9) and mounted with freedom to slide and rotate on a suitable bearing (7) formed on the body of the lid, is characterized in that an elastic flexible tube (15) or lining is mounted with a small amount of play about the spindle (5) of each of the tabs (1), this tube being interposed between the maneuvring lever (9) and the upper end of the bearing (7).

Abstract: A device to prevent the unauthorized removal of a closure from the mouth of a bottle having an annular ring adjacent to the mouth about the bottle neck. A cap portion fits over the end of the bottle neck and receives within it the annular ring, the bottle mouth and the closure. A locking mechanism housing is formed adjacent the cap and communicates with the bore in the cap by means of a slot. In a first embodiment a pawl means is pivotally mounted in the housing and is spring biased to extend through the slot into the bore. A second embodiment uses a cam controlled spring mechanism to slideably position pawl means in the cap portion or withdraw it therefrom. A tapered leading edge of the pawl means causes the pawl to be displaced into the housing as the annular ring of the bottle passes the pawl. The spring forces the pawl in behind the ring to prevent removal of the cap.

Abstract: A security device for use with rotatable door knobs which incorporates a pair of generally cylindrical members positioned on a door knob and telescoped together to receive a padlock to prevent separation. The housing members rotate relative to each other and to the door knob to prevent actuation of the door knob and access to any keyed lock that may be incorporated in the knob.

Abstract: An improved gladhand security lock apparatus is locked to a gladhand brake line coupler to immobilize a trailer. The body of the security lock apparatus is formed with an abutment surface from which depends a clevis wall and a retainer turned back from the clevis wall and spaced from the abutment surface forming a tongue receiving bight. A guard plate is formed on an end of the body and a clip with an upturned rail member is formed parallel to the guard plate and spaced therefrom. The security lock apparatus is attached to the gladhand coupler so that a tongue of the gladhand is received in the tongue receiving bight, the abutment surface of the security lock apparatus overlies a port of the gladhand coupler, and a retainer flange formed on the gladhand coupler is received between the guard plate and the clip. The security lock apparatus body comprises a barrel. A lock housing is formed in a bore in the barrel perpendicular to and confronting a keeper bolt positioned in a keeper bolt receiving bore.

Abstract: A housing structure having a first shell and second shell arranged for hinged securement together and including a cooperative lock to permit latching of the first and second shells together to receive a gear shift knob within the shell when secured together preventing access to the gear shift knob release button.

Abstract: Locking devices (10, 10', 10") are inserted within the disk drive (11) of a personal computer ("PC") 12 to prevent unauthorized use thereof. The locking devices (10, 10', 10") include a pair of pivoted plates (15) retained in their expanded position within the disk drive (11) by means of an externally-accessible padlock (20) or its equivalent. In one embodiment, the locking device (10) has respective pairs of pins (21, 22) which sandwich the front cover (13) of the disk drive (11). In another embodiment, the locking device (10') has respective teeth (25) which frictionally engage the respective spaced-apart side rails (26) of the disk drive (11). In yet another embodiment, the locking device (10") has both pins (21, 22) and teeth (25) and is provided with a torsion spring (30) constantly biasing the plates (15) into their expanded position.

Abstract: A locking device 100 is inserted within the disk drive (11) of a personal computer ("PC") 12 to prevent unauthorized use thereof. The locking device (100) includes a pair of pivoted plates (101, 102) retained in their expanded locking position within the disk drive (11) by means of an externally-accessible padlock (107) or its equivalent. Each of the plates (101, 102) carries a spring finger (109) which "bites" into the adjacent respective side rail (26) in the event that an attempt is made to remove the locking device (100). The locking device (100) is inserted into the disk drive (11) in a one-handed operation and in its locked position. In another embodiment, a key-operated lock is carried on one of the pivoted plates.

Abstract: An anti-theft device for protecting air brake control valves from being manipulated is disclosed. A clamp assembly locks on to the valve knobs employed to release the air brakes in a vehicle. A pair of blocks incorporate a key lock assembly and posts to enable portable use of the device. This device is readily adaptable to lock more than one type of several standard brake valve knob sizes by utilizing removable inserts. Impact-resistant plastic or metallic compositions may form the bodies.

Abstract: A device is provided for locking a compartment lid such as the hood of a motor vehicle. The device comprises an element adapted to sit on a portion of the hood and a portion of an adjacent fender surface, a strap attached to the element and extending through a gap between the hood and fender into the compartment interior, a hook on the strap to attach the strap to the vehicle in the compartment, and a mechanism such as a reel to remove slack from the strap and hold the element securely against the hood and adjacent fender surface.

Abstract: A pair of plates that are inserted into the disk drive of a computer. The plates are then locked together by the addition of a padlock or other locking means thus preventing disk drive use and removal of the plates. The plates and computer can be secured to a fixed object with an anti-theft means or cable system in combination with the padlock to prevent the computer from being stolen or removed from a fixed location.

Abstract: A locking device for selectively lockingly engaging a towing element of a trailer to block coupling access to the towing element. The locking device includes a housing defining a towing element receptacle, an engaging element having an engaging portion and an actuating portion for selectively engaging a towing element disposed within the towing element receptacle, a locking compartment adapted to house the actuating portion of the engaging element, a locking compartment cover, an actuating tool coupled to the locking compartment cover and adapted to cooperate with the actuating portion of the engaging element, a locking chamber for receiving the actuating tool when the locking compartment cover is in a closed position, and a lock for selectively locking the actuating tool within the locking chamber and locking the cover in place.

Abstract: Apparatus for preventing unwanted access to a disk drive is disclosed. A housing has a surface adapted to overlie the slot, an internal piston chamber extending inwardly from one end of the housing, and a lock receiving chamber intersecting the piston chamber immediate the ends of the housing. A fixed latch member extends outwardly from one end of the housing, and is provided with a lip at its distal end. A movable latch member is attached to a piston located in the piston chamber and projects outwardly parallel to the fixed latch member. The movable latch member has a lip at its distal end extending outwardly so that the lips of the respective latch member extend away from one another. The piston is movable inwardly with respect to the housing so that the latch members can be inserted into the disk drive slot, and thereafter the piston moves outwardly so that the lips of the latch members engage the corners of the slot. A lock mechanism is located in the lock receiving chamber of the housing.

Abstract: A removable steering wheel assembly to aid in the prevention of theft of vehicles. The removal of the steering wheel renders the vehicle undrivable by a potential thief.A first embodiment of the present invention contemplates removal of the steering wheel and key ignition to render the vehicle undrivable.A second embodiment provides a removable steering wheel and cover to prevent the attachment of other steering wheels.

Abstract: A locking device made of two interfitting parts that holds the throttle control levers of an aircraft in their closed position when the parts are interfit. A key activated locking mechanism holds the two parts together. The throttle control levers are sandwiched between an upper transverse bar and the locking mechanism that secures the two parts to one another. An inclined surface formed mid-length of the upper transverse bar is inclined at the same angle as the throttle control levers when in their throttle closed position to confine the levers to the smallest possible space. A hemispherical-in-configuration cutaway is formed in the lower transverse bar and accommodates the yoke of the aircraft and restricts its movement.

Abstract: An adjustable lock for a cassette tape player for preventing the theft and unauthorized use of the cassette tape player is disclosed. The adjustable lock comprises a housing mounted outside of a tape receiving chamber. The housing has a hook extending rearwardly and laterally outwardly therefrom so as to be insertable into one end of the tape slot in the cassette tape player and a bolt extending rearwardly and laterally outwardly from the housing whereby the engaging end of the bolt is insertable into the end of a tape slot opposite the hook. The adjustable lock also includes a tubular key lock assembly which mounted on the face of the housing is operationally associated with the bolt. In particular, the tubular key lock assembly is adapted to extend or retract the bolt by a distance rearwardly from the housing which is adjustable.

Abstract: A locking device for tank filler tubes is described, comprising a sleeve member for insertion in the filler tube to provide smooth walls, and an annular shaped locking collar that slides inside the sleeve and fastens through the sleeve to the inside wall of the filler tube. The locking collar does not have to be removed in order to fill the tank. Two disks, having off-center openings large enough for a filler hose nozzle, are arranged one above the other in the top of the locking collar so that the top disk can be rotated to allow the off-center openings to be aligned for a filler nozzle. A cylinder lock prevents rotation of the top disk when in the locked position. An alternative embodiment of the invention does not fit inside the tank filler tube, but rather is welded or joined to it. This alternative uses a padlock which prevents a cap from being rotated to a position which aligns openings in the device, allowing insertion of a filler hose nozzle.

Abstract: A security device for front-loading VCRs, to prevent access to the interior of the VCR when the device is in place. It comprises a body which is releasably insertable into position in the cassette-receiving opening of the VCR, the body being shaped so as to obstruct access to the interior of the VCR through that opening when it is in position. A lock operable when the body is in position, releasably locks the body in that position.

Abstract: An anti-theft device is provided for vehicles and equipment powered by engines having an electrically-controlled fuel delivery system, and particularly for engines having a shut-off solenoid in combination with the fuel pump and governor assembly, which solenoid operates a valve to stop the flow of fuel to the engine. A lock switch is inserted in the electrical connection to the solenoid. There must be continuity across the lock switch for operation of the engine. The lock switch is preferably positioned substantially adjacent to the fuel pump and governor assembly. A first lock structure is secured to a fixed portion of the vehicle substantially adjacent to the lock switch. A housing is adapted to fit over the lock switch so as to substantially prevent access to the lock switch or the shut-off solenoid. The housing includes second lock structure adapted to engage the first lock structure so as to secure the housing against removal to prevent unauthorized operation of the engine.

Abstract: A VCR protector is provided to prevent foreign objects from being inserted into a VCR tape entrance port of a machine when the VCR machine is not in use. This VCR protector consists of a housing, with a VCR protector having a pair of elongated shaped openings and spaced levers extending outwardly therethrough. A spring is provided to bias each of a pair of outwardly extending levers. Structure is provided for fastening each of the biased levers. A shield positioned in the front of the housing to prevent the insertion of foreign objects and the further insertion of the device into the tape entrance port by completely blocking the entrance port.

Abstract: A shield of rigid sheet metal is of a size and shape to substantially cover the instrument panel of an aircraft. A pair of shrouds on the bottom of the shield are spaced so that each fits over one of the control columns of the aircraft, and aligned holes in each shroud are adapted to receive a padlock to lock the shield in place. The shrouds are of a length to fit closely over the control columns when fully extended to prevent any significant movement of the control column axially and pins, which are secured to the shield, extent through openings in the control columns to prevent any accidental or unauthorized turning. A cylindrical housing open at one end is received over the throttle control, and a lock stem extending vertically from the housing is received in a tube, which is fixed to the shield, when the shield is possitioned on the instrument panel so that there can be no manipulation of the throttle.

Abstract: An anti-theft device is provided for vehicles and particularly for those vehicles powered by an engine with an external governor linkage lever. The device includes structure for engaging the external governor linkage lever of the engine. Structure is also provided for engaging a portion of the vehicle that is fixed to the operation of the governor linkage lever. Locking structure is provided for disengagably locking the structure for engaging the governor linkage lever to the structure for engaging a fixed portion of the engine.

Abstract: A hinged cover encloses a projecting portion of a deadbolt lock, the projecting portion having a keyhole therein. The cover includes two shells, each having an inwardly directed flange thereon. By means of a retainer unit provided with a groove, the flanges are received in the groove to prevent removal of the cover when an auxillary lock is employed to keep the cover in its mated relationship so as to conceal the projecting portion of the deadbolt lock and the keyhole contained therein.

Abstract: A locking assembly for fastening a lug not cover on a vehicle wheel secured to a vehicle is disclosed. The mounting bracket and the lug nut cover both have elongated holes which makes them universal and allows them to fit a large number of lug bolt spacings measured from the center of the axle to the center of the lug bolt. A lug nut cover is fitted onto special lug nuts containing an extension to the lug nut. This mounting bracket which extends through the center of the wheel communicates with the locking mechanism thereby holding the lug nut cover firmly in place.

Abstract: Locking apparatus for bottom connected electrical meters which, in one embodiment, includes a secondary cover over the meter terminal block and intermediate the primary cover and the meter base, the secondary cover being secured to the base by screws which are covered by the primary cover. The secondary cover has an apertured stud thereon which extends through the primary cover and receives a lock to prevent removal of the primary cover. The protruding end of the stud may be covered by an apertured block secured to the primary cover. In a second embodiment, the stud is omitted, and the lock extends through the primary cover and into an opening in the meter base, the lock having a portion which engages the primary cover and prevents removal thereof. In the second embodiment, a detector, such as a switch, within the base and operable by the lock indicates the presence or absence of the lock.

Abstract: A device for securing the tailgate of a pickup truck, so that it can not be removed by unauthorized persons. The device is made of three steel assemblies, one of which is fitted over a tailgate extension, using the extension as an anchor for holding the device in place. A second assembly, acting as a clamp, is attached to the first by a fixed bolt and a nut. The clamp, presses on the side wall of the pickup truck, pulling the tailgate to it. Attached to the nut is a tube that holds a lock plug. When a lock plug is inserted in the tube, the nut can not be rotated and loosened. The lock plug is a cylinder lock, locked by a key and protected against weather by a plastic cap.

Abstract: A surveillance camera mount including a bracket and a base defining a hollow housing which are formed so as to render the mount essentially tamper-proof. The bracket is adapted to be secured to a mounting surface and includes a surface adapted to support a surveillance camera and an opening or channel disposed to face opposite the camera supporting surface. The base conforms to the opening or channel in the bracket and has a flange extending substantially about the perimeter thereof with at least a portion adapted to be disposed internally of the bracket. When the base is secured to the bracket, the fasteners adapted to mount the bracket to the mounting surface and the camera to the camera supporting surface are concealed.

Abstract: An anti-theft cover assembly for use on the interior panel of an automobile door of the type including a door locking mechanism actuable by an actuator positioned in an opening in the interior door panel. The cover assembly includes a rigid cover plate sized and configured to fit over and cover the actuator. The cover plate includes a generally rectangular main body portion, a lip portion extending around the main body portion and a locator flange portion extending inwardly from the top edge of the main body portion and sized to fit within a recess in the door panel of the vehicle to provide a piloting action for the cover plate. A first magnetic tape is secured to the inner face of the main body portion of the cover plate and a second magnetic tape is secured to the door panel in surrounding relation to the actuator. The magnetic tape on the door panel fits snuggly within the lip portion of the cover with the cover in its anti-theft position.

Abstract: A locked cover for surrounding an air condition responsive controller such as a thermostat to prevent the setting from being altered by people unauthorized to do so. This is accomplished by baffles which are opposite the openings in the cover to prevent tools from being inserted through these openings to adjust the control. The baffles have openings through them to permit air to flow to the controller. In one form, the baffles are rigidly secured in position in an otherwise existing type of guard cover. In another form of the invention, there are a plurality of interlocking pieces which can be fitted together and placed within an existing cover to prevent access to the adjustment for the controller. In still another version, the guard cover is modified so that the openings for admission of air are not adjacent the controller, but are spaced outwardly therefrom with the openings through the baffles adjacent the controller.

Abstract: An apparatus is presented which protects the cabling system on a computer. The apparatus allows only bona fide users to electro/mechanically connect or disconnect cables to a computer system. The apparatus essentialy comprises a first structure and a locking cover. The first structure is attached to a first cable terminal and prevents other terminals from being electro/mechanically connected to the first cable terminal. The locking cover then prevents the first structure from being removed from the first cable terminal. In the preferred embodiment the first structure is attached to the first cable terminal by one or more screws and the locking cover prevents access to the screw(s).

Abstract: The accessory locking device including hingedly connected shells having confrontable flanges that have convexly curved outer surface portions, each flange having a notch therein. A keeper tube has a slot so that the keeper tube is longitudinally slidable over the convexly curved portions of said flanges. Secured to the keeper tube is an auxiliary cylindrical lock having a projectable and retractable bolt, said bolt being projectable through a hole in the keeper tube so as to provide obstructive interference with the notches in said flanges. In this way, the keeper tube cannot be slidably withdrawn from the flanges until the bolt is fully retracted from the notches.

Abstract: A locking device for locking an outboard stern drive mechanism against removal from the stern of a boat, the locking device including a U-shaped cover member adapted to cover the stern drive mechanism. Support brackets are secured outboard of the stern and flanking the stern drive mechanism. The U-shaped cover member is pivotally connected to the brackets so that the cover member can be moved between a raised position providing access to the stern drive mechanism and a lowered position for covering the stern drive mechanism to prevent theft thereof. A locking member securely locks the cover member in its lowered position. The locking member includes a locking bar having a finger for extending into an opening in the stern drive mechanism so as to prevent the steering of the boat and operation of the stern drive mechanism.

Abstract: A storage device which fits within the rim of a spare tire and can be locked to secure its contents against unauthorized access and to lock the spare tire itself. A pan shaped container has a closed bottom which is secured to the hub of the wheel by the same fasteners that mount the spare wheel to its mounting bracket on the exterior of the vehicle. The interior of the container provides a storage compartment for tools and other articles. A removable cover panel encloses the storage compartment and can be locked in place on the container by a key operated cylinder lock. The storage device can be used with a flexible tire cover which covers the spare tire and is secured to the cover panel of the container by the cylinder lock in cooperation with a large washer.

Abstract: A locking device intended to be mounted on a fuel pipe nipple (15), which is provided with bayonet locking pins, so as to make it impossible to connect a fuel hose coupling to an outboard motor on a boat. The locking device comprises an elongated external sleeve (1), which at one end is provided with an internally situated lock (6) and at the other end with bayonet locking grooves (20,21,22,23) corresponding to the bayonet locking pins (16). The lock (6) has an axially movable locking piston (9) cooperating with an internal sleeve (14) which is axially displaceable inside the external sleeve (1) between a retracted first position, which permits relative interconnection and release, respectively, of the pipe nipple (15) and the locking device, and an advanced, second position in which the bayonet locking pins (16) are kept securely fixed in the bayonet locking grooves (22,23).

Abstract: This invention provides a hingeless safe door assembly that can be flush mounted in a recessed safe compartment built into a wall or floor. Thus, a frame and flush cover plate holds the door assembly recessed away from the wall or floor for access to locking and latching mechanisms integral in the removable door.A latch bolt operating mechanism axially moves a master bolt, and other slave bolts are similarly axially moved by a pivoted lever that engages both the master and slave bolt for concurrent axial movement between latched and unlatched positions.

Abstract: A protective housing and latch mechanism for securing the protective housing in a position protecting the customary housing for a coin mechanism and coin box. The protective housing permits normal operation of the coin mechanism and is of sufficient strength to resist deformation by sledge hammer blows. The protective housing carries a latch mechanism which locks the protective housing to the original housing for the coin mechanism so as to prevent separation of the two housings. The latch mechanism includes a pivotally mounted latch member which is urged to a latching position and held in that position by a barrel type lock which is disposed in an inaccessible position within a hardened block.

Abstract: A device is provided for use in conjunction with a marine vessel having an engine, a transmission connected to the engine and having a portion extending exteriorly of the boat and an out drive which is connected to the exteriorly extending portion of the transmission by removable fasteners. The device of the present invention prevents the unauthorized removal of the out drive from the transmission. The instant device comprises a housing having a top wall, a back wall and opposing side walls which extend downwardly from the top wall and on opposite sides thereof. The top wall of the housing includes a slot through which the mooring eye on the out drive is positioned and, in doing so, the threaded fasteners which connect the out drive to the transmission are inaccessibly positioned between the housing side walls. The housing itself is removably secured to the out drive by a padlock having its bolt extending through the mooring eye in order to permit removal of the out drive only by authorized personnel.

Abstract: A locking device for fuel tanks which blocks the filler neck in the tank. A cylindrical sleeve having an opening through its length inserts into the filler neck below the outer end of the filler neck and is secured by set screws threaded through the sleeve wall into contact with the filler neck. Blocking means comprising a cylinder lock and an annular adapter, when the device is used on large diameter filler necks, fit into the sleeve, blocking the opening in the sleeve and covering access to the set screws. The cylinder lock, which is key-activated, includes an arm which rotates into engagement with the sleeve, preventing removal of the blocking means.

Abstract: Blood identification means. A holder bag is adapted to hold a bag of blood. A coded lock is mounted in the holder bag, the lock being coded for a particular patient. A wrist band attached to the patient provides the code for the lock.

Abstract: A telephone lock for use in conjunction with Trimline or similar telephones to preclude access to the dialing mechanism thereof thereby preventing unauthorized calls. The lock includes a housing adapted to cover the dialing mechanism of the phone, a plurality of spring urged engaging elements which are selectively extensive through spots located in the housing, and lock means disposed within the housing for extending and retracting the plurality of spring urged engaging elements.

Abstract: A hubcap theft prevention device which comprises a relatively elongate flexible member attached at one end thereof to a hubcap and attached at the other end thereof to a lug of a lug mounted vehicle wheel. The relatively elongate flexible member is preferably of a length so that the hubcap may be displaced from the vehicle wheel a sufficient distance to provide ready access to the lugs by which the vehicle wheel is mounted on a vehicle.

Abstract: The vehicle locking apparatus is used in a vehicle having a motor compartment, a motor therein, a hood for the compartment and a starting system for the motor. A safe compartment is positioned within the passenger compartment, and includes a lockable door. A switch within the safe disconnects the starting system from the motor when the door is closed. A hood lock has an actuator within the safe which is positioned to lock the hood when the door is closed. The safe compartment has an outer shell of heavy gauge metal interconnected with an inner shell of heavy gauge metal. The door is locked by a locking cam which is received in a slot on the inner shell and a slot on an inwardly extending projection of the door. When the door is closed the motor cannot be started and the hood is locked. The slots provide a double locking action making it difficult to force the door open when the safe compartment is locked.