Abstract: An improved locking device for a latching and locking mechanism wherein upon a motor vehicle rear seatback being unlocked it adapted to be unlatched for swinging to a fold-down position by pivoting a handle portion of an operating lever providing pass through access between the vehicle passenger compartment and rear storage trunk. The locking device provides a key locking cylinder which in its locked mode has a lock bar biased in one direction such that its one end contacts a cam segment on the cylinder. The lock bar is formed with a pair of notches spaced on centers equal to the spacing between support webs of a pivoting operating lever. The notches are positioned to block the pivoting of the lever in the cylinder locked mode by being misaligned with the support webs.

Abstract: A protection device useful for preventing access to a cylinder key lock on a lever handle handle door lock incorporates a first and second half which are joined together along a junction to form a united body. The united body has a closed bottom wall and a substantially circular circumferential wall as well as a top wall. Locking means are adapted to the body to secure the first and second halves together. The top wall includes an opening partially formed in one of the halves and formed in further in the other half. The opening is sized and shaped to fit around the shank portion of a lever handle door lock. The device further includes a rectangular opening in the circular circumferential wall which is located such that its elongated dimension is essentially parallel to the top wall.

Abstract: A vehicle anti-theft device. The device is amenable for use with a vehicle having a gear lever. The device includes a removable housing which fits over and encloses the gear lever. The housing is locked in place to prevent movement of the gear lever by a bolt passing through the housing in interengagement with the gear lever and penetrating a barrel lock housing fixedly attached to the gear lever housing. The bolt has a head at one end which prevents rotation thereof, and a hole at the other end in mutual register with the bolt-engaging portion of the barrel lock. The locking of the housing in place over the gear lever prevents movement thereof so that the vehicle cannot be driven without unlocking the housing.

Abstract: A locking device for parking brakes of trucks using an internally grooved knob on the instrument panel to control air brakes. A sleeve covers the knob and is locked to the knob to prevent pushing on the knob and removing it from the knob. The sleeve is provided with a lock plug for engaging the groove in the knob.

Abstract: An automobile security device includes a lock bar extending through a lock housing. A clamping device is fixed on one end of the lock bar, and a hook is supported by the lock housing. The lock housing and hook are axially displaceable along the lock bar, such that the clamp can be attached to a floor mounted gear select lever or gearshift lever, and the lock housing and hook thereafter moved axially along the lock bar, away from the clamp, until the hook engages the floor mounted brake handle. The lock housing is locked on the lock bar, after the unit is mounted, so as to prevent the movement of the gear select lever out of the park position, and prevent movement of the brake from the engaged to the release position. The unit may also be mounted on a steering wheel, and includes a projecting rod to interfere with the rotation of the steering wheel.

Abstract: An improved security lock for automobiles and the like and of the type designed to lock a control pedal and the steering wheel together is disclosed. The security lock includes a telescopic part featuring an improved length adjustment for speed and strength and the use of a friction device; protective outer member mounted for free rotation about one end of the telescopic part housing the lock cylinder to guard against forceful breaking of the telescopic part and against gaining access to the lock cylinder; and an improved shackle to fit about the steering wheel and being pivotally anchored in the telescopic part.

Abstract: A locking device for preventing rotation of a vehicle steering wheel, comprises a base having two hooks that engage over spokes of a steering wheel to be locked. A pair of spring clips releasably secure the base to the steering column which supports the steering wheel to be locked. An extensible and retractable pin carried by the base has a lock for preventing unauthorized retraction of the pin. A clamp encircles the steering column, the clamp having an ear having a hole therethrough for receiving the pin when the pin is extended. The clamp has an adjusting screw manipulable to release the clamp; and the screw has a screw head so positioned relative to the ear of the clamp that when the extensible and retractable pin is extended through the ear, the screw head is masked by the pin to prevent release of the clamp.

Abstract: A locking device to be usable in conjunction with a deadlock type of locking apparatus mounted in conjunction with a door. The locking device of this invention is to be attached in a fixed manner to the handle of the deadlock locking apparatus with there being an elongated bar section that is to abut against the conventional doorknob of the door. Any unauthorized turning of the deadlock handle will be prevented since a deadlock handle is constrained due to the elongated bar portion abutting against the doorknob. The locking device of this invention includes a bracket section which is to be movable to accommodate to different positions of deadlock handles.

Abstract: A removable locking device for securing latch handles for the cargo doors of trucks, trailers, rail cars and the like against unauthorized access, comprising a slide box member permanently mounted to the exterior of the door, a removable slide member, a latch handle retaining means, and a cylinder lock.

Abstract: A lock assembly for cabinet doors comprising a mounting plate attachable to the door panel and provided with a depression in its front face to receive a handle. The handle is connected to an operating shaft for a lock adjusting member in a spring loaded manner to cause the handle to be ejected from the depression pivoting about an axis perpendicular to the axis of rotation of the adjusting member. The hand lever is retained in and released from the depression by means of the lock assembly. The lock is installed in the mounting plate separate from the depression with the handle therein, and penetrates the door panel through an opening. The lock controls a slide adjustably disposed in the mounting plate by means of a detent element engaged in the depression, the detent element retaining the handle in the depression when the lock is in the locking position and releasing the handle which is ejected from the depression when the lock is in the unlocked position.

Abstract: A lock holder including a latch assembly of the type primarily designed to maintain the handle structure of a removable automobile top in its locked or in-line position thereby avoiding the inadvertent or unauthorized removal of the top. An elongated channel or slot is integrally formed within the body of the holder so as to allow sliding engagement of the holder on the handle on the top and forcing it to maintain in its in-line and locked position. A latch assembly protrudes through the slot and separated portions of the handle and is latched on the body itself to prevent removal of the lock holder thereby preventing the handle from being positioned into its broken position allowing removal of the auto top.

Abstract: An anti-theft device for preventing the unauthorized removal of T-tops from an automobile including an enclosure for enclosing and preventing access to the T-top handle. A key actuated latch plate secures a separable cover to base plate forming the enclosure and is operative to hold the cover nested on the base plate until locked.

Abstract: The latch assembly is provided with a locking collar and a pair of knockouts so that the latch assembly can be easily converted to a latch-lock assembly by simply inserting a cylinder lock in the proper knockout, depending upon whether the assembly is used in a right-hand or left-hand installation. The conversion of the assembly may be made before or after installation of the latch-lock assembly.

Abstract: A clamping latch for a hatch door of a car or the like closure and characterized by a locking feature to prevent unclamping of such latch by mere banging on the hatch door and to thus provide unauthorized removal of such hatch door and entry into a car so equipped, as some sport cars now are. This locking latch comprises a clamping latch member that pivotally clamps against the rim around the access aperture closed by the hatch door and a key lock fixedly securing the clamping latch member in latching position.

Abstract: A locking mechanism for ranges utilizes a bar extending transverse to the longitudinal axis of the knob operated shafts controlling the operation of the individual valves of a gas range or the individual switches of an electric range. A plurality of arms are pivotably secured to the bar, each having fingers directed and biased towards the longitudinal axis of each shaft. Each shaft is rotatable and carries an opening at a discrete location in the surface thereof. Rotating the shaft to a position corresponding to deenergizing the associated heating element of the range into an off position permits the free end of the finger to enter the opening, preventing further rotation of the shaft when the bar is slidably positioned into a locked position by the operation of a key operated lock.

Abstract: The device retains the ejection seat arm/dearm lever in safe position to allow the seat to be tilted safely for required maintenance and repair work. A bolt positioned through a clearance hole in an inverted U-shaped base member engages threads in the ejection seat structure. An upstanding brace extends upward from one end of the base member at an angle to abut the seat ejection arming lever to physically block and prevent its movement into the armed position. The bolt is retained in the base member by a cotter pin through the body of the bolt under the head to allow turning while preventing separation from the base.

Abstract: The invention relates to anti-theft devices for automobile vehicles in which such devices are fixed on the steering column of the vehicle and the aim of the invention is to provide anti-theft steering device which can be adapted to steering column of differing diameters while retaining the necessary security of the fixing. The device comprises a casing containing a locking bolt operated by a security lock and a base to which the casing is secured by means of screws with breakaway heads. The base has a half bore corresponding to the steering column to be equipped with the device and is secured by a flexible member whose first end is selectively fixed by a pin at one of several discrete locations and whose other end is secured to the base in an adjustable manner.

Abstract: A latch handle of the type having a lever which rotates about a shaft normal to one end is locked by a key-controlled pin engaging the second end of the lever.

Abstract: A safety device is disclosed for locking in an upright position a lever arm having a rotatable base with projecting stop portions. The safety device comprises a body having means at one end for pivotally mounting the body near the base of the lever arm. The body also has a recess located centrally on one side of the body and adapted to fit beneath the base of the lever arm. On each side of the recess are a pair of upwardly projecting fingers adapted to engage the stop portions of the rotatable base portion of the lever arm to lock the lever arm in its upright position. The device can be easily moved into place to maintain the lever arm in its inoperative or neutral position to prevent inadvertent movement of the lever arm in either direction.

Abstract: A removable lock for bicycles or the like wherein a portion of the lock housing extends into the interior of the tubular head or sleeve and the fork stem is locked therein to prevent rotation of said parts. Means are also provided on said lock housing for anchoring a wire rope or restraint to effectively prevent theft of the bicycle when the wire rope is wound around a metal post or rack.

Abstract: The invention is an automobile security apparatus for securing the steering wheel of an automobile to its steering housing thereby inhibiting theft of the automobile. The automobile security apparatus includes a locking assembly, a steering wheel lock for securing the steering wheel, and a steering housing connector for securing the locking assembly by two bolts to the steering housing of the automobile. When the steering wheel lock has been inserted into the locking assembly, its ends block access to the bolts connecting the locking assembly to the steering housing connector.

Abstract: A pre-shipment protective device is used on a teller's locker to protect monies to be transferred. Only the transfer agent has a key to open the pre-shipment protective device. Only the bank has a key to release the latch to again close the locker once the transfer agent has opened the pre-shipment protective device.