Abstract: A dual-directional hinge for a portable device with a body and a monitor such as a mobile phone, a notebook computer or a PDA is disclosed. The hinge is composed of a first supporting member, a second supporting member, a seat, a vertical pin and a horizontal pintle. The first supporting member is mounted on the monitor and is rotatably mounted on the second supporting member by the vertical pin. The second supporting member and the seat are mounted rotatably on the body by the horizontal pintle. Thus, the monitor can be turned about the horizontal pintle to be raised from the body, and can be turned left or right about the vertical pin to change the horizontal viewing angle.

Abstract: A top-and-bottom latch lock includes symmetrical L-shaped control rods provided with pressing portions for connecting to springs. The ends of the control rods are configured with braking pieces provided with bumps, and symmetrical gulfs are defined in a flat member to accommodate the bumps of the braking pieces. A turning axis having an opening is disposed above the flat member, and an oscillating shaft is disposed below the flat member. Accordingly, the control rods are extended outward or contracted inward through turning of a rotation body, a key or handles of the lock, thereby locking or opening a door.

Abstract: A grip for a handcuff pair comprises a pair of opposed bodies each comprising a pair of wristlet lock capturing members which capture the wristlet lock portions of the handcuff pair therebetween. At least one of the pair of wristlet lock capturing members is joined together by a hinge disposed between the wristlet lock portions of the handcuff pair and is substantially located over a bendable joint of a link member joining the wristlet lock portions together into the handcuff pair.

Abstract: A door entry system includes control means for controlling operation of the door entry system and a deadbolt assembly that is operable to selectively lock a door. The deadbolt assembly includes: a first bolt member movable between an extended and a retracted position; switch means arranged on said first bolt member, the switch means conveying a signal to the control means to move said first bolt member between the extended and retracted positions when the switch means is activated; and, driving means for selectively moving the first bolt member between the extended and retracted positions.

Abstract: A double-lockable baggage case including two baggage shells which are pivotally connected with each other along one side and mated with each other to form the baggage case. A main lock device is mounted on one of the baggage shells and includes at least one displaceable latch member. At least one subsidiary lock device and reciprocally movable male fastening member are mounted on the other baggage shell corresponding to the main lock device. The subsidiary lock device includes a driving section. When the subsidiary lock device is turned, the driving section drives and displaces the male fastening member. In a locked state, the male fastening member is locked with the latch member of the main lock device to lock the baggage case. When the male fastening member is responsive of the turning of the subsidiary lock device to displace, the male fastening member is released from the restriction of the latch member of the main lock device for opening the baggage case.

Abstract: The handcuff assembly includes a bow pivotally connected to a cheek plate frame assembly which comprises an integral, one-piece, unitized frame that is die stamped from a single metal plate and which can be overmolded with a polymer overmold. The cheek arms have reinforcing ribs. The molded polymer covering surrounding the cheek arms provide a round on the inner edge of the cheek arms which engage a wrist. The unitized frame has interlocking tabs on folded side plates of a base frame. A deflectable detent is provided on a lockset housing for releaseably locking the lockset assembly within the base frame of the molded cheek plate assembly. A swivel cup is fixed in the base frame of the cheek plate assembly prior to polymer overmolding and a swivel with a swivel pin is received in the swivel cup.

Abstract: A padlock for luggage that can be operated by setting a combination or by inserting and turning a key is provided with an indicator that normally displays a first state when the lock being used in a normal way as a combination operated padlock, but which displays a second state if the padlock has been opened by utilizing a key.

Abstract: An electronic clutch assembly is for a lock system having a latch and first and second rotatable spindles, one being connected with the latch. A clutch is coupled with the first spindle, has a connective portion engageable with the second spindle, and is linearly displaceable along a first axis between a first position, where the connective portion is nonengaged with the second spindle and a second position where the connective portion is engaged with the second spindle. A cam is displaceable generally along a second axis extending generally perpendicularly with respect to the first axis and is configured to linearly displace the clutch between the two clutch positions. An electric actuator is operatively connected with the cam and configured to linearly displace the cam along the second axis such that the clutch alternatively couples the second spindle with the first spindle and uncouples the second spindle from the first spindle.

Abstract: An apparatus for controlling the rotation of a gear comprising rotating a cam which causes the linear movement of a rod to control the rotation of the gear, wherein the cam rotates within a confined space but not around a fixed axle. The apparatus is particularly useful for controlling the opening and closing movements of a handcuff whose operating elements are comprised of a swing arm and at least one gear having teeth which engage the teeth of the swing arm.

Abstract: A bottle security device includes an inner member, an outer member and a cap member that cooperate to lock the bottle security device on the neck of a bottle. The inner member includes a plurality of fingers that are adapted to fit under the bead on a bottle neck. The cap member and the outer member are connected to form an enclosure therebetween which houses a locking mechanism. The outer sleeve member of the device slides over the inner member and forces the fingers against the bottle neck. Pins are connected to the inner member and extend into the locking mechanism to lock the inner and outer members together when the inner member is inserted in the outer member. A magnetic key is used to separate the two pieces and release the security device from the bottle. The key attracts a portion of the locking mechanism to disengage the mechanism from the pin.

Abstract: A lock protector for protecting a padlock of the type having an exposed shackle and body. The lock protector includes a face plate or shield having a member extending from a rear surface that has two openings for securing the shield to the legs of a shackle. The face plate covers the shackle to protect the shackle from access to cutting devices such as bolt cutters.

Abstract: The present invention is an ingenuously designed self locking hinge that is simple to manufacture and can come in a variety of shapes given the application requirements. It has few parts making it cost effect and simple to use. The hinge can easily be opened and closed with one hand while at the same time creating a strong hinge connection. The invention can be used in a number of applications, including use with poles for many common applications such as walking sticks, canes, ski poles and wading staffs used by fly fishermen who need poles to navigate through a stream to avoid holes or rocks in the stream bed. The invention can also be used in conjunction with devices that require a collapsible frame.

Abstract: A numeral lock housing structure including a lock housing composed of two halves mated with each other. Each of the halves is formed with at least one lateral face and a front face forward extending from the lateral face. Two edges of the front faces form two mating edges mated with each other. A corner section between the lateral face and the front face of at least one of the two halves is formed with at least one numeral wheel window. At least one numeral wheel is mounted in the numeral wheel window for controlling a lock bolt to lock/unlock the numeral lock. The numeral wheel window extends into the front face without crossing the mating edge thereof. Therefore, the mating edges of the two halves of the lock housing will not be slotted so that the structure of the front face of the lock housing is kept integrated. The numeral wheel is positioned between the lateral face and front face so that the numeral wheel has larger turning angle each time the numeral wheel is turned.

Abstract: A mortice lock for recessed installation into the edge of a door or door frame includes a deadlatching member that is mounted on a bolt assembly for pivoting movement. A drive shaft and hub can be rotated in either a clockwise or counterclockwise direction to cause bolt retraction. The drive shaft and hub can be locked against rotation, or not, by a lock that is mechanically connected to a cylinder cam rotated by a key. The drive shaft and hub can be locked against rotation, or not, by a lock that is mechanically connected to an assembly including the bolt assembly interacting with a separately activated kick off member such that on retraction of the bolt, depending on the position of the kick off member, the hub is locked against rotation. The bolt can be retracted by each of the key cylinder cam and the hub, in isolation.

Abstract: A restraint system includes a wrist restraint system and an ankle restraint system that allow the limbs of a detainee to be restrained. The lockable wrist restraint system includes a waist belt and wrist restraints that are rotatably mounted to the waist belt. The wrist restraints can be positioned anywhere around the waist belt. The lockable ankle restraint system includes a strap and two buckles that form the strap into two loops. Each loop is used to restrain a leg of the detainee. A lockable buckle includes a housing that creates a tortuous path that traps a strap to which the buckle is mounted and prevents the strap from being adjusted or removed from the detainee.

Abstract: A restraint system for an appendage includes a clamp assembly and an electromagnet capable of being selectively activated for restraint. The clamp assembly includes a base portion and a restraint structure opposing the base portion. The restraint structure defines an opening for receiving an appendage between the base portion and the restraint structure. When the electromagnet is activated for restraint, the clamp assembly restrains an appendage extending in the opening. Another restraint system includes an inflatable bladder arrangement selectively activated to inflate to a first state and to deflate to a second state. When in the first state, the bladder arrangement defines an opening for passing of an appendage there through; however, when in the second state, the bladder arrangement defines an opening that precludes withdrawal of an appendage extending there through.

Abstract: A plurality of separately keyed padlocks, ranging in number from 7 to 150 or more, are securely held within a circular assembly that is rotated for selection of a specific padlock. This assembly of locks can be placed at a level for easy reach from a car window. Visible imprinted numbers provide a quick way for authorized members of a group to locate the padlock which a specific key will open. When opened and the padlock is turned opposite a slotted bar, moving the bar actuates a separately installed automatic gate-opener for access to an area. Alternatively, the system can be adapted for use manually by authorized personnel to lock or unlock a gate, door, or secured equipment. No padlock can be removed from the assembly except for periodic changing of a lock when an individual leaves the group and thus is no longer permitted to enter the closed area.

Abstract: Penetration resistant door panel comprises a plurality of spars having a series of holes therethrough and sandwiched between an outer skin and a rear skin. Preferably there are two series of holes in each spar that are staggered with respect to each other. The holes permit outer edges of the spars to be ablated by an explosion blast while dissipating energy to preserve the integrity of rear regions of the spars.

Abstract: An elastic hinge for eyeglasses, comprising an elongated box-like body provided with an open receptacle inside which a traction elastic element and a first hinge articulation element associated with the elastic element are inserted with the first hinge articulation element arranged to slide and pivoted to a second hinge articulation element for fixing to the eyeglasses; the first and second ends having both a larger diameter than the intermediate body of the elastic element; a longitudinal milling extending on the entire length of the box-like body, and being provided with an axial hole; the length of the elastic element when inactive being substantially equal to the distance between the bottom of the axial hole and the end of the milling.

Abstract: Wrist retention apparatus for handcuffs that have two curved jaws, and a pivot connection for the jaws, comprising in an insert configured to interfit one jaw and present a wrist engaging curved surface toward the other jaw, the insert having a projection configured to fit over a terminal of the jaw.