Abstract: A blocking apparatus is cooperable with the latch lever of a vehicle door latching mechanism to prevent the latch lever from moving during a crash event, which prevents the latching mechanism from allowing the vehicle door to open. The blocking apparatus includes a housing supporting a linearly movable plunger engagable with a cam surface on the latch lever and a blocking member pivotally mounted for movement between a normal position and a blocking position. The blocking member moves into the blocking position due to the imposition of crash forces on the blocking member during a crash event. A centering spring mechanism biases the blocking member into the normal position and can return the blocking member into the normal position to permit movement of the latch lever after the crash event has occurred. The plunger is biased into engagement with the latch lever so as to move with the cam surface.

Abstract: The present invention relates to a slide latch for electronic devices to slide the cover open or closed relative to the base of the electronic device and has a base, a sliding latch, a spring and a rotating latch. The base has two longitudinal sides formed parallelly on and protruding from the base. Two turning protrusions are formed parallelly on and protruding from the two longitudinal sides and each has a guide edge, an inclined edge and an apex. A sliding latch is mounted slidably on the base. A spring is mounted on the base, which abuts the sliding latch. A rotating latch is mounted rotatably on the sliding latch, between the two guide edges of the two turning protrusions of the base. The present invention allows the cover to open or close relative to the base without mounting hinges on the electronic device.

Abstract: A multi-functional mortise lock that can be rapidly converted between different functions without opening the mortise lock case by installing blocking screws that extend through threaded blocking openings in a sidewall of the case and into blocking interference with moving components inside the case. The moving components include a lock/unlock lever, a latch retract lever and a spindle hub. The blocking screws are stored in threaded storage openings in the sidewall of the case. The sidewall of the case is marked adjacent to the threaded blocking openings and storage openings to identify functions that will be performed when the blocking screws are installed in one or more of the blocking openings.

Abstract: A battery cover latching mechanism (300) for latching a battery cover (20) on a housing (10) of a portable electronic device. The battery cover has a fixing portion (204) defining a hollow (206) therein. The latching mechanism includes a button (30), a locking member (40) and an elastic member (60). The button (30) has an inclined surface (308). The locking member has a claw (408) engaged with the hollow and a slanted surface (414) that resists the inclined surface. The button is mounted in the housing and is movable along a first direction. When the button moves along the first direction, the locking member is driven to slide along a second direction perpendicular to the first direction, so as to move the claw from a first position where the claw engages in the hollow to a second position where the claw releases from the hollow.

Abstract: A latch locking apparatus for a glass door has a body, an operating member, a transmitting device and a lock device. The body has a casing with a mounting hole and a lower mounting post. The operating member is mounted in the casing and has a pulling arm, a mounting post and a first spring. The mounting post is formed on the pulling arm. The transmitting device is mounted in the casing and has a latch plate, a transmitting lever and a pulling bar. The latch plate is mounted in the casing and has a second spring. The transmitting lever is connected to the latch plate. The pulling bar is connected to the transmitting lever and has a third spring. The lock device is connected to the body and the operating member.

Abstract: A latch mechanism for a sash window assembly includes a housing having a top surface with an opening therein and a latch bolt moveable between an extended position and a retracted position. The latch bolt is slidably supported by two clips depending from the housing. A biasing spring biases the bolt toward the extended position. A retaining member is also attached to the housing. A portion of the retaining member extends into the bolt to retain the bolt to the housing. An actuator connected to the bolt is accessible through the opening in the housing. The actuator can be manipulated by a user to move the bolt between the extended position and the retracted position.

Abstract: An interface mechanism is provided that removably unites a carbon dioxide absorption canister with a patient breathing circuit on a ventilator. The interface mechanism includes a cradle that is moveably positioned between a first position and a second position, wherein in the first position, the canister is coupled to the cradle and the cradle is positioned such that the canister is in fluid communication with the breathing circuit. In the second position, the canister is removable from the cradle and the cradle extends at an angle from the patient breathing circuit. The interface mechanism advantageously provides visual indication when the canister is removed and the breathing circuit is operating as a closed loop system, without CO2 filtration. The mechanism also facilitates efficient and accurate fluid connection between the carbon dioxide absorption canister and the breathing circuit.

Abstract: A latch assembly for use with a window sash sliding mounted with a window frame. The latch includes at least one bolt (18) moveable in a body (10) between a retracted position and a projecting position. In the projecting position the bolt 1 8 is engageable in cavity in a strike (12). A connecting mechanism in the form of cranks (20) couple the bolt 1 8 to an operating member (14), which is part of latch furniture (11). A magnetic actuating element (29) and a biasing element (33) are coupled to the bolt (1 8) whereby when the latch body (10) is disposed relative to a strike (12) in a position where the bolt (1 8) can engage with the strike (1 2) a magnetic attraction between a magnetic part (26) of the strike and the magnetic actuating element (29) occurs to draw the bolt (1 8) into latching engagement with the strike (12).

Abstract: A vertical bolt mechanism and installation configuration that avoids damage to a door corner comprises a vertical bolt case of tubular shape and a horizontal tubular transfer case. The mechanism is substantially contained within the bolt case and transfer case. In the installation in a door, the bolt case and the transfer case require only two major holes in the door top and edge, each hole being well spaced from the door corner and the axis of each hold being directed perpendicular to the other. Installation requires insertion of the bolt case through the hole in the top of the door and the transfer case through the hole in the edge of the door. The two cases come together to form an L-shape within the door with the internal mechanism of each case joined in engagement. Routing or cutting out of the door at the corner is thus avoided.

Abstract: A self-latching sash latch device for use with a sliding closure. The latch device has a primary bolt (15) which in use engages with a strike (12). The primary bolt (15) is coupled to an operating element (13) whereby the primary bolt is moveable from a latching position to a retracted position. A retainer (38) retains the primary bolt (15) in the retracted position. A secondary bolt (16) is moveable with or independent of the primary bolt (15) and is engageable with the retainer (38) to release the retainer and enable the primary bolt (15) to move from a retracted position to the latching position.

Abstract: A latch device is provided for attaching interior linings, panels, or other surface components to an interior structure or part, such as the passenger compartment of an aircraft, without using any tool. The latch device has a latch base, a support member having a latch groove positioned rearwardly of a forwardly projecting tongue, a latch pawl above the latch groove movable under spring pressure between a pawl-detent position and a pawl-release position, and an actuator member having a striker pin retained between spaced-apart arms and an actuator end part at its opposite end. An edge portion of an interior lining is aligned with the striker pin and fed onto the tongue and into the latch groove against the spring pressure on the latch pawl, and can readily be removed by levering the actuator end part to unlatch the pawl from the striker pin.

Abstract: A load floor latch for securing a first closure member to a second closure member panel such that when the first and second closure members are fastened, the latch is opened by actuating the handle and the pawl is retracted into the latch. A biasing device such as a torsion spring acts on a locking arm so as to pivot the locking arm such that it engages a slot on the pawl. This maintains the pawl in the retracted position. When the first closure member to which the latch is attached is closed so as to bring the first closure member into a closed position with respect to the second closure member, a projection on the locking arm contacts a contact member such that the locking arm is pivoted and the locking arm no longer remains in the slot in the pawl. The pawl is then free to extend out of the latch to a latched position by the action of a compression spring and engage a keeper on the second closure member to thus fasten the first and second closure members.

Abstract: A gate lock is composed of a lock base, a lock core with a slot defined therein, a latch member and a bolt assembly. A gate is mounted in a frame, which can be mounted in a doorway. The gate lock is mounted on the gate and the bolt assembly of the gate lock is mounted on the frame. When the gate is closed, the bolt is engaged in the slot in the lock core. The lock core is then rotated 90 degrees. The bolt will not slide out of the slot, and the gate is locked. To unlock the gate, the lock core is rotated 90 degrees in the opposite direction. The gate is then lifted upward allowing the bolt to slide out of the slot, thus enabling the gate to swing open.

Abstract: A magnetic self-latching device for a gate has a main body with handles on either side for operation or has an arrangement to be remotely actuated, for example electrically. A latching body has a high strength magnet usually provided at the bottom of a cavity which defines a latching shoulder. The latching body is adapted to be fixed to a gate post. The main body, with its housing, can be mounted on the gate frame and incorporates a latch pin which, in the door-closed position, is displaced by magnetic attraction to an extended latching position and against the biasing of a return spring. The gate cannot be opened until actuation of the mechanism occurs, for example by rotating a handle to retract the pin against the magnetic force; the gate can then be swung open. When the handle is released, the biasing spring retains the latch pin in a retracted position.

Abstract: A lock device which includes a bolt actuated by a flexible shape memory element. The memory element can assume an extended or a shortened configuration as a result of heating. A constraining element which includes two points between which an intermediate portion of the shape memory extends is also provided. At least of the two points belongs to a moveable transmission element which moves when the shape memory element extends. As a result, a controlled element is moved from between an operating position and a non-operating position.

Abstract: A handle-latch assembly mounted on a horizontal sliding door and coupled to a vertically movable latch bolt which protrudes outwardly from a top or bottom door edge, and which enables the inside and outside handles of the door to be respectively used for moving the door in closing and opening directions. The door has a manual lock actuator on the inside of the door, and an optional key-lock actuator on the outside of the door, whereby latching the door in the closed position requires a deliberate manual manipulation of either the inner lock actuator or the outer key actuator. The assembly permits sequential unlocking and opening of the door from the inside by application of a single horizontally-directed force to the inner handle. The handle-latch mechanism includes cooperating linkages, and the linkages are automatically reset into an unlocked position whenever the locked door is opened from the inside.

Abstract: The tank flap of an automobile is locked via a wire spring with which an extension connected to the tank flap will cooperate. A spring-biased locking body keeps the wire spring in the releasing position when the tank flap initially is forced inwards.

Abstract: A locking device of a tray includes a button; a first hooking part connected to an end of the button and including a support rod, movable in a first direction within a through hole formed in a base plate, and a hooking projection which is locked to or released from a hooking groove; a return spring interposed between the support rod and the base plate so as to provide elastic force to the first hooking part; and a second hooking part which is attached to a slanted slot in a side of the first hooking part so as to move in a slantwise direction with respect to the first hooking part.

Abstract: A coupling device that requires no manual actuation to achieve coupling features a locking bolt movable along a hole extending into a mouth of a hook body to secure a coupling pin therein. A control lever pivotally connected to the locking bolt opposite the mouth end is biased toward a locked position in which motion of the locking bolt is blocked. To engage the coupling pin and the hook mouth, the coupling pin and an operable pin extending through the hollow locking bolt are brought into contact. This causes an end of the operable pin opposite the mouth to push against the control lever to unlock it from the latching position. The coupling pin pushes the locking bolt out of the mouth so that it can pass by further into it, at which point the lever and bolt return to the locked positions to secure the coupling pin inside.

Abstract: A pressure activated latch includes a latch housing, a fluid inlet, a fluid outlet, an internal biasing member and a sliding latch pin that is configured to engage a latch tab that is substantially adjacent to the latch housing. The latch pin is slidable between a first position in which the latch pin prevents fluid communication between the fluid inlet and the fluid outlet and engages the latch tab and a second position in which the latch pin is disengaged from the latch tab and fluid communication is permitted between the fluid inlet and the fluid outlet. The internal biasing member is configured to apply a force upon the latch pin to bias it into the first position.

Abstract: A door-closing assembly is used on a frameless glass door and has a body, a drive device, a mounting bracket and a holding device. The body has a mounting panel and a casing. The casing has an outer end, a transverse hole and a longitudinal hole. The longitudinal hole is formed in the outer end of the casing and communicates with the transverse hole. The drive device is mounted in the body and has a stationary post, a drive plug, a threaded plug and a spring. The stationary post is mounted inside the transverse hole. The drive plug is slidably mounted in the longitudinal hole and presses against the stationary post. The threaded plug is screwed in the longitudinal hole. The spring is held between the drive plug and the threaded plug. The mounting bracket is holds the stationary post in place. The holding device is mounted around the body.

Abstract: A slidable bolt assembly (4) having a tension spring (16) mounted to a slide bolt rod (5). The actuating lever (8) is adapted to be pivotally mounted and is hand-operated. The actuating lever (8) is attached to a leaf tension spring (16) at one end and securely fastened to a bolt rod (5) on the other. The bolt member (5) is projected and retracted within the door by pivotal action of the actuating lever (8). Because the slidable bolt assembly (4) is attachable to the front of a door, the assembly (4) may be used on either an active (2) or inactive (3) door. In addition, the decorative mounting plate (7) allows a user to tastefully protect his or her home or business from excessive force caused by winds, intruders or other undesirable elements and promotes safety by restricting unauthorized individuals from access into or out of a room.

Abstract: A load floor latch that can be installed in a vehicle floor for storage having a biasing means for actuation but allows slam action closure. The latch comprises an actuation assembly that is attached to a housing or lid and is designed to accommodate a pawl member for engaging and disengaging a frame. The flat lid and out-of-way handle allow extra room within the vehicle and prevent damage or breakage of the latch.

Abstract: A multi-functional mortise lock that can be rapidly converted between different functions without opening the mortise lock case by installing blocking screws that extend through threaded blocking openings in a sidewall of the case and into blocking interference with moving components inside the case. The moving components include a lock/unlock lever, a latch retract lever and a spindle hub. The blocking screws are stored in threaded storage openings in the sidewall of the case. The sidewall of the case is marked adjacent to the threaded blocking openings and storage openings to identify functions that will be performed when the blocking screws are installed in one or more of the blocking openings.

Abstract: A sliding-action slam latch includes an integrally molded actuator having a rigid portion and an flexible portion, the flexible portion serving to bias the actuator closed. Pins extending from the rigid portion of the actuator contact guide surfaces on the latch body to limit travel of the actuator.

Abstract: A vacuum packaging appliance with a sealing sub-assembly including a latching mechanism and release mechanism is described. According to certain embodiments, the release mechanism, latch and sealing sub-assembly operate in an integrated fashion such that the vacuum packaging appliance can be easily opened or sealed.

Abstract: A workpiece container assembly includes a container, and a cover having a locking section that facilitates manipulation and gripping by an apparatus for opening and closing the workpiece container assembly. The container is configured to accommodate workpiece(s) therein. A body of the cover covers an open side of the container. The locking section of the cover includes a bar protruding towards the exterior of the body of the cover, a jaw extending from the bar, and a resilient member connected to the bar such that the bar is biased in its longitudinal direction. The container also includes a frame defining an insertion hole into which the bar of the locking section of the cover is inserted. The opening/closing apparatus includes a clamp that can latch onto the jaw and move the bar against the biasing force of the resilient member to withdraw the bar from the insertion hole in the frame of the container.

Abstract: An integrated mortise lock trim mechanism is provided for mounting on the surface of a door and has a handle turning a spindle that extends into the door to operate a lock mechanism mounted therein. The trim assembly is pre-assembled and has a retracting spindle that extends between the trim mechanism and the lock mechanism to accommodate varying door thicknesses. The preferred assembly utilizes a cover plate, spring and mounting plate assembly holding a pair of alignment through bolts. This assembly is fit onto a door handle and secured to the door handle by a cap nut. An elongated spring is disposed in the handle and is secured to a spindle which axially extends from the handle. The spindle is automatically retracted or extended to optimally fit into the hub of a mortise lock.

Abstract: Provided is a folding electric bicycle comprising a front frame section; a rear frame section comprising two bent arms individually having one end pivotably coupled to an axle passed rear wheel, and two auxiliary wheels rotatably mounted in open ends of the bent arms; a crossbar comprising a front end and a rear end pivotably coupled to the front and rear frame sections respectively; a latch detachably interconnected the crossbar and the rear frame section; and a down tube interconnected the front and rear frame sections. The rear frame section can either retract toward the front frame section about the unfastened latch for folding or extend from the front frame section about the unfastened latch for extending. The auxiliary wheels are either disposed above the ground when the bicycle is ready or rotatable and contact with the ground when the bicycle is folded for facilitating moving.

Abstract: A walk-in chamber has a door opening closable by a door, which, when in the closed position can be either in a locked position or an unlocked position, dependent on the locking device, which includes a sliding bolt engageable with a locking bolt. To enable a person in the chamber to disengage the locking device, a safety mechanism is provided which enables moving the sliding bolt from an engaging position to a retracted position to enable a person to open the door.

Abstract: An electromagnetic lock device includes a receptacle, a deadbolt slidably engaged in the receptacle and extendible out of the receptacle, for locking a door panel to a door frame, a shaft attached to one end of the deadbolt. A housing is attached to the receptacle, and includes a plunger core slidably received in a coil and actuatable by the coil and having a pin. An elbow includes an arm pivotally secured to the receptacle, an opening formed in an intermediate connecting portion to slidably receive the pin, and another arm having an oblong hole to slidably receive the shaft, and to allow the deadbolt to be forced in and out of the receptacle by the plunger core via the elbow. A spring member may bias the plunger core out of the housing, when the coil is not energized.

Abstract: An automatic mechanism and method for moving a deadbolt between a retracted deadbolt position and an extended deadbolt position. A trigger is operatively coupled to the deadbolt and to the auxiliary latch. The trigger is configured to cause a first movement of the deadbolt from the retracted deadbolt position to the extended deadbolt position when the trigger moves from a first trigger position to a second trigger position, and to require movement of the auxiliary latch a predetermined distance from a retracted auxiliary-latch position toward an extended auxiliary-latch position before the trigger is able to cause a second movement of the deadbolt. The method includes as a step preventing the deadbolt from being released from the retracted deadbolt position until the auxiliary latch has moved a predetermined distance from the retracted auxiliary-latch position toward the extended auxiliary-latch position.

Abstract: A handle assembly is configured to indicate the positioning of an external handle relative to an internal handle. The handle assembly is further configured to selectively lock the internal handle when the external handle is in a selected position.

Abstract: A tilt-latch (10) is adapted for releasably securing a pivotable sash window (12) disposed within opposed guide rails (16) on a master frame (14) of a window sash assembly (11). The sash window (12) comprises a top sash rail (20), a base (22) and two stiles (24,26) connected together at their extremities. The tilt-latch (10) comprises a housing (42) adapted to be supported by the top rail (20). The housing (42) has an outward end opening (44). A latch bolt (46) is disposed within the housing (42) and has a nose (47) adapted for engaging a respective one of the guide rails (16). The latch bolt (46) further has a post (88). The tilt-latch (10) also has a spring (50) for biasing the latch bolt (46) through the outward end opening (44). An actuator (48) is connected to the latch bolt (46). The actuator (48) has a notch (90) that receives the post (88) of the latch bolt (46). The position of the notch (90) can vary on the actuator (48).

Abstract: The present invention is to provide a snapping mechanism mounted in a compartment of a case of a PC comprising a second hook of a pivotal member installed within the compartment for being pushed by a second protrusion of an electronic device, while mounting the electronic device into the compartment, the pivotal member moves along a trough provided thereon from one position to another position and enables an elastic member of the snapping mechanism to pivot the pivotal member like a lever to urge a first hook thereof against a first protrusion of the electronic device with the elastic member compressed and generate a strong snapping force to fasten the electronic device within the compartment.

Abstract: A tilt-latch (10) adapted for releasably securing a pivotable sash window (12) disposed within opposed guide rails (16) on a master frame (14) of a window sash assembly (11) is disclosed. The sash window (12) comprises a top sash rail (20), a base (22) and two stiles (24,26) connected together at their extremities. The tilt-latch (10) comprises a housing (42) adapted to be supported by the top rail (20). The housing (42) has an outward end opening (44) and a cover (51). A latch bolt (46) is disposed within the housing (42) and has a nose (47) adapted for engaging a respective one of the guide rails (16). The latch bolt (46) also has a slot (66). The tilt-latch (10) further has an actuator (48) having a post (90). The post (90) is received by the slot (66). The tilt-latch (10) also has a spring (50) for biasing the latch bolt (46) through the outward end opening (44). The actuator (48) is connected to the latch bolt (46) and is sized to be positioned over the entire cover (51) of the housing (42).

Abstract: A tilt-latch (10) adapted for releasably securing a sash window (12) to a master frame (14) of a window sash assembly (11) is disclosed. The tilt-latch (10) comprises a housing (42) having an outward end opening (44) and an inner wall (55). A latch bolt (46) is disposed within the housing (42) and has a nose (47) adapted for engaging a respective one of a pair of guide rails (16) of the window assembly (11). The latch bolt (46) also has at least one protrusion (124). The latch bolt (46) is moveable between a deployed position wherein the nose (47) extends through the outward end opening (44) and the protrusion (124) is spaced from the inner wall (55), and a retracted position wherein the protrusion (124) engages a trailing edge (55c) of the inner wall (55) to maintain the latch bolt (46) in the retracted position.

Abstract: A ramped latch closure system for securing a gate frame to a stationary frame assembly. The system includes a sill bracket and a pin assembly. The sill bracket includes a pin receptacle having an opening disposed at a first elevation for vertically receiving a pin, a first ramp extending from a second elevation to a third elevation, and a second ramp extending from a fourth elevation to a fifth elevation. The first ramp is vertically inclined toward the pin receptacle for gradually guiding a pin theretoward. At least one of the fourth and fifth elevations is separated from the first elevation in one vertical direction and the third elevation is separated from the first elevation in the opposite vertical direction. The pin assembly includes a pin and a spring for biasing the pin toward the pin receptacle.

Abstract: An automatic door latch is disclosed. In a preferred embodiment, the latch includes a dead bolt which is automatically moved from a partially retracted or trigger position to a fully extended locking position when a door in which the lock is mounted is closed. When a key is used to unlock the dead bolt from outside of the door, or a finger turn or key is used to unlock the dead bolt from inside of the door, the dead bolt is automatically reset to the trigger position. In a preferred embodiment, the dead bolt lock includes a multi-position switch mounted in the lock housing which engages a contact member mounted on the dead bolt. Retraction of the dead bolt into the housing causes the multi-position switch to engage the contact member and to secure the dead bolt in the trigger position. Subsequent retraction of the dead bolt into the housing causes the multi-position switch to disengage from the contact member, thereby allowing the dead bolt to extend from the housing to the locked position.

Abstract: A load floor latch that can be installed in a vehicle floor for storage having a biasing means for actuation but allows slam action closure. The latch comprises an actuation assembly that is attached to a housing or lid and is designed to accommodate a pawl member for engaging and disengaging a frame. The flat lid and out-of-way handle allow extra room within the vehicle and prevent damage or breakage of the latch.

Abstract: A latch arrangement for a drawer includes a latching mechanism having a latch element and a latching mechanism-receiving structure formed as part of a drawer. The structure includes two integral spring elements for biasing the latching mechanism upwardly. The latching mechanism and the drawer have cooperating, snap-engageable retaining features that allow the latching mechanism to move over a vertical range of movement but retain the latching mechanism on the structure. The structure and the remaining portions of the drawer can be molded as a unitary plastic part. The latching mechanism can be molded as a second unitary plastic part.

Abstract: A notebook computer with a keyboard of adjustable angles has an independent keyboard module that has a bottom end pivotally engaged with a housing chamber of the main body. When in use, the keyboard module may be turned about the pivotal axis relative to the main body to a desired angle for use. Thus the keyboard can conform to ergonomics and alleviate fatigue in user's hands.

Abstract: An adjustable sliding bolt (16) for a lock, comprising a first part (17) guided for reciprocating sliding movement along a first plane relative to a housing (11) of the lock, and a second part (23) operatively connected to the first part and having a first and a second end. The second end has an abutment surface (24) located in a second plane substantially parallel to the first plane. The second part (23) is integral with the first part (17) and hingedly connected thereto at its first end by a reduced material thickness portion (26). An adjustment screw (32) is provided between the first part and the second part at a distance from its first end. The screw is operative to positively move the second end and the abutment surface (24) two opposite directions perpendicular to the first and second planes.

Abstract: A combination structure of the assembly plates and the cylinder of a lock latch includes a cylinder, a first assembly plate, and a second assembly plate. The cylinder is formed with a slot which has a top end and a bottom end each formed with a locking recess, and has a first side and a second side each formed with at least one side recess. The first assembly plate is provided with at least one locking groove locked with the side recess of the first side of the slot, and is provided with a reinforcement plate locked in the locking recess of the slot of the cylinder. The second assembly plate is provided with multiple hooks locked in the side recess of the second side of the slot, and at least one recess for locking the side plate of the first assembly plate.

Abstract: An intruder-resistant latch useful for latching an aircraft flight deck door includes a damper for reducing noise while the door is being operated. The latch also includes a driver member having coated pins that reduce noise while the latch is in operation. The latch allows a flight deck door to be operated with minimal disturbance to a flight crew at work and/or crew members who may be resting. The latch is fabricated of ballistic impact-resistant material(s).

Abstract: A tilt-latch (10) adapted for releasably securing a pivotable sash window (12) disposed within opposed guide rails (16) on a master frame (14) of a window sash assembly (11) is disclosed. The sash window (12) comprises a top sash rail (20), a base (22) and two stiles (24,26) connected together at their extremities. The tilt-latch (10) comprises a housing (42) adapted to be supported by the top rail (20). The housing (42) has an outward end opening (44) and a tongue (76) extending along a bottom wall (45) of the housing (42). The housing (42) also has a cover (51) having an elongated opening (70) defining a pair of rails (72,74). The housing (42) further has an outer edge (110). A latch bolt (46) is disposed within the housing (42) and has a nose (47) adapted for engaging a respective one of the guide rails (16). The latch bolt (46) has a first bolt channel (82) in cooperative sliding engagement with the first tongue (76).

Abstract: A lock for preventing one member from moving relative to another member has a housing securable to one member, and a plunger unit mounted in the housing. The plunger unit has a sleeve, a plunger slidably mounted in the sleeve, and a spring acting between the plunger and the sleeve to resiliently bias the plunger to a locking position in which a free end portion of the plunger projects from one end of the sleeve. The plunger also has a manually operable portion projecting from an opposite end of the sleeve. In the locking position, the free end portion of the plunger projects from the housing to extend into an aperture in the other member, when the housing is secured to the one member, and thereby prevent relative movement between the members. The plunger also has an unlocking position in which the free end portion thereof is withdrawn from the aperture in the other member by pulling the manually operable portion against the action of the spring.

Abstract: A universal electromechanical strike locking system for doors comprising linear horizontal moving strikes in the doorjamb for locking and releasing both dead bolts and latch bolts. The system operates in doors having one or more dead bolts and/or one or more latch bolts. The system allows locking and releasing doors by either operating the conventional locking system of the door or the universal electromechanical strike locking system. The system comprises a controller with user access means that coordinates one or a plurality of electromechanical strikes in a fault tolerant method employing closed loop control.

Abstract: A walk-in chamber has a door opening closable by a door, which, when in the closed position can be either in a locked position or an unlocked position, dependent on the locking device, which includes a sliding bolt engageable with a locking bolt. To enable a person in the chamber to disengage the locking device, a safety mechanism is provided which enables moving the sliding bolt from an engaging position to a retracted position to enable a person to open the door.

Abstract: A locking mechanism having a serrated rod that fits into an aperture of a rotatably mounted block when biasing which pushes the block toward the direction of insertion is reduced. Pulling the serrated rod, after insertion, in the direction from which insertion occurred tends to increase biasing and, consequently, decrease diameter of the aperture projected perpendicular to the length of the serrated rod thereby retaining the serrated rod within the aperture. An end of the serrated rod that does not have the serrations can be formed into a loop for attaching a belt or have screw thread for connection to a bar. The belt or bar would restrain a person or physical object.