Abstract: Latch systems for use in aircraft are disclosed. One system includes a frame, a pin at least partially inside frame, an interface portion, and a link. Pin has proximal and distal ends and is slidable between extended and retracted positions. Interface portion is pivotable between open and closed positions and has a handle for receiving a force to move interface portion to open and closed positions. Link is pivotably coupled to pin and interface portion such that pin is at extended position while interface portion is at closed position and pin is at retracted position while interface portion is at open position. Interface portion has an impact face in line with pin when interface portion is at closed position to ensure pin does not reach retracted position while interface portion is at closed position.

Abstract: A lock device includes a tongue engaged in a housing, an anchoring device slidably disposed in the housing and movable with a moving device, the includes two sides each having a latch socket and an anchoring member, when one side of the anchoring device is directed toward the tongue, the lock device is locked when the moving device is turned off, and the lock device is locked when the moving device is turned on and when the other side of the anchoring device is directed toward the tongue, such that the electric lock device is adjustable and operatable when the electromagnetic mechanism of the moving device is either switched on or switched off.

Abstract: A latch for a window sash is disclosed. The latch includes a cover with a handle, a chassis, a bolt biased towards an extended position and containing a notch, a plunger biased towards the extended position and containing a guide, a rotary latch, pivotally connected to the chassis, containing a guide slot for receiving the guide and a protrusion biased towards the notch. The latch is operated wherein the bolt is locked in a retracted position when the handle slides the bolt inwardly towards the chassis and the protrusion engages the notch as the rotary latch rotates towards the notch, and wherein the bolt is released to the extended position when the plunger slides inwardly towards the chassis and the protrusion disengages from the notch as the rotary latch rotates away from the notch.

Abstract: A system for emergency opening of a door or window of a vehicle comprises an opening mechanism for forcing the door or window to open by means of pressure of hydraulic fluid, and an unlocking mechanism, which by means of hydraulic fluid is configured to unlock a lock of the door or window. The system may be connected to the brake system of a vehicle.

Abstract: A clampable fastening device for mounting fittings or other objects in an opening having opposite edges, such as a rectangular opening in a wall, including a head part which is arranged on the outer side of the thin wall and which covers the outer rim of the opening, and from which there proceeds in the mounted position a foot part which penetrates through the opening, holding elements which are displaceable relative to one another in a channel formed in the foot part project from the foot part in direction of its outer surface. The free end of the holding elements having an inclined surface or obliquely arranged points. Wherein the foot part and the holding element are separate parts. Wherein the holding elements are displaceable along the channel by a screw preferably having a conically shaped region.

Abstract: An improved trailer lock includes a lock body and a bolt. The lock body includes a housing, a bolt holder, a bushing, a spring, a core and a press dock. The bushing has a latch plate at one side. The latch plate has a bolt wedge trough at one side to form an upper anchor portion and a lower anchor portion at two sides thereof to latch two sides of a latch groove of the bolt during locking to form double sides latching. Thus the trailer lock has a greater locking strength and capability to withstand destruction to prevent damage of the lock body by external forces.

Abstract: A barrier release mechanism for a construction including a barrier and frame has a latch biased towards an unlatching position. An actuation device adjacent the construction is movable, under pressure from a fluid pressure source, into an engaged position in abutment with the latch to urge the latch against the bias to cause constraining of the barrier. Reduction of the pressure allows the actuation device to move to a disengaged position wherein the bias moves the latch to the unlatching position in which the barrier is not constrained.

Abstract: An improved button-type latch to releasably secure a door, having a spring loaded latch bolt retained within a cylindrical housing. The housing further comprises a pair of leaf springs longitudinally directed toward a front of the button latch, the leaf springs cooperating with a retaining lip on the housing to capture a structure surface to maintain the button latch therein.

Abstract: A locking system for a stop button employed in a mortise lock having a spindle for operating a latch utilizing a first spindle base and a second spindle base which are nested relative to one another. Each base includes an opening for the mortise lock spindle such that the spindle may enter the combined first and second bases from the left side or the right side. A locking hub overrides either the first or second base and is capable of selectively lying over either the first or second base. An abutment linked to the stop button interacts with the locking hub such that either the first or second base may not be turned by the spindle when this occurs. Locking hub selectively locks either the first or second base through its position relative to the same and allows the mortise lock to easily transform from a left-hand version to a right-hand version.

Abstract: The device for childproofing a door lock is a device that fits on a standard lockset and prevents a lever or doorknob from turning when the device is engaged. The childproof door lock includes a substantially rectangular base plate and a circular disk that mounts atop the base. A sliding plate mounted on the base has a cylindrical locking post that engages a notch on the circular disk and prevents it from turning. The sliding plate may be spring-biased to hold the locking post in the notch. A lever may be attached to the sliding plate to disengage the locking post from the notch and allow the circular disk to turn freely.

Abstract: An electronic device includes a housing defining a latching hole, a cover, and an operating element slidably mounted to the cover. The operating element includes a latching body and a key protruding from the latching body. The latching body is latched in the latching hole to latch the cover to the housing. When the key is slid in a first direction, the latching body slides out of the latching hole and releases the cover from the housing.

Abstract: A movable wedge device of a vehicle door fixing apparatus, includes a base plate fixedly attached to one of a vehicle body panel and a door panel, a movable wedge slidably provided at the base plate and pushed against a fixed wedge provided at the other one of the vehicle body panel and the door panel, a biasing member positioned between the base plate and the movable wedge and biasing the movable wedge toward the fixed wedge, a guide rail provided at one of the base plate and the movable wedge, a guide groove which is provided at the other one of the base plate and the movable wedge and with which the guide rail engages for allowing the movable wedge to slide, and an elastic member provided in a compressed state between a surface of the guide rail and a wall of the guide groove.

Abstract: A computing device latching assembly comprises a latching member configured to releasably secure an accessory to a computing device, and a release mechanism actuatable to move the latching member from a locking position to an unlocked position and to cause the latching member to urge the accessory away from the computing device.

Abstract: A locking mechanism for installation on a device body, which includes an actuating element, includes a bezel having a through hole and a first positioning portion spaced apart from the through hole, and a locking element including a front operating portion extending through and movable along the through hole in a left-right direction, at least one guide pin extending in a front-rear direction, and an engaging portion. A press button is mounted slidably on the guide pin, and includes a contact portion adapted to be spaced apart from the actuating element in the left-right direction. The front operating portion is operable to move the press button between non-operative and operative positions, where the contact portion is adapted to be placed out of and in alignment with the actuating element, respectively. The engaging portion engages the first positioning portion when the press button is in the non-operative position.

Abstract: The invention relates to a closing element for a housing which can be closed, said housing comprising a covering frame which covers the opening of the housing at least in certain areas, at least one closing catch which is arranged in a displaceable manner in the frame, a locking element which is used to lock the at least one closing catch, a manual or motor drive which is used to displace the locking element between a first position, wherein the at least one closing catch, a manual be displaces and is not locked, and a second position, wherein the closing catch is locked by the locking element, also comprising a safety device which is used to lock at least one of the closing catches in the case of fast acceleration and/or a large amount of force being exerted onto the locking element.

Abstract: A bolt mechanism comprising a backing plate adapted to be mounted on a flat panel, a bolt assembly housing carried by the backing plate, a sliding bolt assembly carried on the bolt assembly housing one end of which can engage and latch to a striker, and a spring on the housing for keeping the end of the bolt extending out of the bolt assembly housing. An actuator housing assembly comprising a housing having an opening therein, a movable actuator member received in the opening, the actuator member having a front surface and a rear surface and being digitally movable in the opening, and a hammer extending from the rear surface of the movable actuator member. The actuator housing assembly is adapted to enable the attachment to and detachment from the bolt mechanism assembly.

Abstract: Device for locking second leaves, for example of a door with two leaves, in the closed configuration, comprising a recessed button, which is pivoted to a corresponding accommodation body recessed in the side of a second leaf, and which is designed to be pushed in rotation, causing, by means of a transmission element, the retraction, towards the inside of the second leaf, of a latch that is normally pushed vertically towards the architrave or upper cross-member or towards the floor, in engagement in a corresponding seat for locking the second leaf.

Abstract: A latching device consisting of three annuli held concentically together by means of cotter pins and inserted between the door handle assembly and the door surface being part of a doorway upon which door an existing mounted spring or dead bolt lock is installed such that a slide plate contained within a slot cut into the center annulus diameter can straddle the drive shaft of the existing lock when the slide plate is slid into the lock housing thus latching the drive shaft to lock housing, and conversely being unlatched when the slide plate is withdrawn from from the lock assembly, the whole being held in place by the cotter pins bearing upon the inside diameter of the lock mounting hole and thence clamped between the lock handle assembly and the door surface in its final installed condition.

Abstract: An approaching and retaining device, in particular for a boat door, includes a fixed assembly adapted to be associated with a frame and a mobile assembly adapted to be associated with a wing. The fixed assembly includes a nib which can slide freely in a first through hole of the mobile assembly; structure for automatically operating an actuator connected to the nib in a manner to determine an approaching movement of the wing towards the frame and a compression force against an elastic element positioned between the frame and the wing. The mobile assembly includes an external element rigidly secured to the wing; an internal strike adapted to be inserted into a second through hole of the main body, the internal strike including a transversal hole adapted to house the nib; and a threaded pin which allows the internal strike to move relative to the external element.

Abstract: A bolt mechanism comprising a backing plate adapted to be mounted on a flat panel, a bolt assembly housing attached to the backing plate, a sliding bolt assembly carried on the bolt assembly housing one end of which can engage and latch to a striker, and a spring on the housing for keeping the end of the bolt extending out of the bolt assembly housing. An actuator housing assembly comprising an actuator housing having an opening therein, a movable actuator member received in the opening, the actuator member having a front surface and a rear surface and being digitally movable in the opening, and a hammer extending from the rear surface of the movable actuator member. The actuator housing assembly is adapted to enable the attachment to and detachment from the bolt mechanism assembly.

Abstract: An automatic locking/unlocking apparatus for a drawer is applicable to be assembled on a fixed slide rail and a slidable slide rail of a drawer or on a drawer body and a drawer cabinet. The automatic locking/unlocking apparatus comprises a drive element disposed on the slidable slide rail or the drawer body, a main body fixed on the fixed slide rail or the drawer cabinet, a slide block slidably disposed on the main body, and a spring disposed between the main body and the slide block.

Abstract: A pin latch assembly for releasably securing a casket lid in a closed position includes a latch housing and inner latch member disposed along a side wall of the casket, and a pin member projecting from the casket lid. The latch housing and inner latch member each include a respective bore or through-hole for receiving the pin member when the lid is closed. The inner latch member is movable within the latch housing between a pin-engaging position and a pin-disengaging position.

Abstract: The present invention addresses the need of the industry for a simple and comfortable latch mechanism that automatically latches a window when the window is returned to a closed position. A latch mechanism for a window includes a housing defining an opening therein, a latch bolt slidably disposed in the housing and selectively positionable between an extended position and a retracted position wherein such latch bolt is adapted to be actuated by an actuating mechanism from the retracted position to the extended position, and a stopping mechanism adapted to automatically engaged and retain the latch bolt in the retracted position as the latch bolt is positioned from the extended to the retracted position.

Abstract: An opening mechanism includes a base whereon an opening is disposed, and a covering including a main body for covering the opening. The covering further includes a hook connected to the main body for hooking the base. The covering further includes a buckling part connected to a side of the main body. The opening mechanism further includes a sliding component passing through the buckling part. An end of the sliding component is disposed on a breach of the main body. An engaging part is formed on a side of the sliding component for engaging with a fixing end. The opening mechanism further includes an elastic component installed on the side of the main body and disposed on a side of the sliding component for providing elastic force to the sliding component so as to drive the engaging part of the sliding component to engage with the fixing end.

Abstract: Apparatuses and methods for securing a door. The apparatuses include a door clamp having a stop, a base attached to the stop, a jamb bracket attached to the base, and a fastener coupled to the jamb bracket. In one embodiment, the apparatus includes first and second jamb brackets attached at a hinge, a handle attached coaxially with the hinge, first and second bases extending from the jamb brackets, and first and second stops attached to the bases.

Abstract: A sliding assist mechanism includes a case (1) attached to one of a main body (7) and a mobile body (A); a latch (4) movably disposed in the case and switched between a standby state in which the latch is locked in the case and a retracted state in which the locking is released; a biasing device (3) for biasing the latches in one direction; and an operation member (8) attached to the other of the main body (7) and the mobile body. When the latch (4) is switched.from the standby state to the retracted state, the sliding assist mechanism allows the mobile body to move from a first position to a second position on a main body side through the operation member (8) by biasing force accumulated in the biasing means (3).

Abstract: Latch systems for use in aircraft are disclosed. One system includes a frame, a pin at least partially inside frame, an interface portion, and a link. Pin has proximal and distal ends and is slidable between extended and retracted positions. Interface portion is pivotable between open and closed positions and has a handle for receiving a force to move interface portion to open and closed positions. Link is pivotably coupled to pin and interface portion such that pin is at extended position while interface portion is at closed position and pin is at retracted position while interface portion is at open position. Interface portion has an impact face in line with pin when interface portion is at closed position to ensure pin does not reach retracted position while interface portion is at closed position.

Abstract: A locking apparatus uses a handle pivotally connected to a base to control the movement of a slide block slidablely accommodated in a base. The slide block includes a locking tongue. The locking tongue protrudes out of the base or retracts back into the base according to the movement of the slide block. Thus, the locking apparatus can lock the hard disk when the locking tongue protrudes out of the base and unlock the hard disk when the locking tongue retracts back into the base.

Abstract: A window vent stop for use in a sash window assembly or a door assembly. The vent stop has a housing to be disposed in a recess in the non-movable sash member. This housing includes a cavity with a bottom plate. The tumbler has at least one pivot for pivotally securing the tumbler to the housing for movement between a fully extended position, a halfway extended position. Also within the housing is a spring for biasing the tumbler. The spring maintains the tumbler in a fully retracted position when the sash is in contact with the tumbler, but automatically resets the tumbler to a full extended position when the sash is removed from the tumbler.

Abstract: A latching mechanism for a portable electronic device includes a frame, at least one elastic member, a latching member and a button. The frame defines a chamber. The latching member includes a protruding block and a matching body having a slanted plane. The button includes a resisting portion. The elastic member, the latching member and the button are received in the chamber, the elastic member resists against the latching member, the protruding block extends out from the chamber, the resisting portion of the button engages with the slanted plane, the latching member slides when pressing the button and the protruding block can withdraw into the chamber.

Abstract: A bolt mechanism comprising a backing plate adapted to be mounted on a complementary surface of a flat panel, a bolt assembly housing attached to the backing plate, a sliding bolt assembly carried on the bolt assembly housing one end of which has means adapted to engage and latch to a striker, a spring on said housing for keeping the end of the bolt extending out of the bolt assembly housing, the backing plate having means adapted to enable attachment to and detachment from an actuator housing assembly having complementary means adapted to enable attachment and detachment. An actuator housing assembly comprising an actuator housing having an opening therein, a movable actuator member received in the opening, the actuator member having a front surface and a rear surface and being digitally movable in said opening, and a hammer extending from the rear surface of said movable actuator member.

Abstract: A latch-bolt mechanism includes a housing, a latch-bolt, and a drive member. The latch-bolt is movable between an extended position and a retracted position, and includes a bolt body and an engaging member operable to move relative to the bolt body between an engagement position and a disengagement position and having an engaging portion. The drive member has a driving portion. When the engaging member is at the engagement position, the driving portion can be activated to contact and push the engaging portion so as to move the latch-bolt from the extended position to the retracted position. When the engaging member is at the disengagement position, contact between the driving portion and the engaging portion can be prevented.

Abstract: An actuation device (1) for a cover of a body opening of a motor vehicle has a locking pin (5) guided axially in a housing (3), and a control device (11) for controlling an opening range of the locking pin (5). The control device (11) is disposed laterally next to the locking pin (5) and kinematically connected to the locking pin (5).

Abstract: An electronic device includes a main body, a cover rotatably connected to the main body, at least one locking mechanism for fastening the cover to the main body, and a switch. The locking mechanism defines a locking hole in the main body and includes a locking member fixed to the cover. The locking member includes a magnetic member, an electromagnet, a compressed spring, and a locking pin. The electromagnet is electrically connected to the switch, and is operable to be powered off via switching the switch. The spring is disposed between the magnetic member and the electromagnet, and moves one of the magnetic member and the electromagnet when the electromagnet is powered off. The locking pin is inserted into the locking hole when the cover covers the main body and the electromagnet is powered off.

Abstract: An electric latch retraction device comprising a housing for receiving a plurality of internal components of the electric latch retraction device. An actuator mechanism is included in the housing, the actuator mechanism is adapted to impart linear movement on a latch, such that the latch is retracted towards the housing. A holding mechanism is also included in the housing, the holding mechanism holds the latch in a fully retracted position.

Abstract: A quick cam latch mechanism having an operatively coupled bolt and cam assembly disposed in a latch housing. A handle is coupled to the cam assembly for moving the bolt between an extended or engaged position and a retracted or disengaged position. The cam assembly includes a primary cam operatively coupled to a secondary cam or linkage that is in turn operatively coupled to the bolt. Rotation of the primary cam translates into increased pivoting of the linkage and thereby increased retraction of the bolt. As a result, less rotation of primary cam is needed to retract the bolt. In an example embodiment of the invention, at least two linkages are utilized to quickly retract the bolt regardless of the direction of rotation of the handle.

Abstract: This invention relates to a door lock comprising a lock body (3) fitted with a front plate and a bolt (4). The transfer of external force to the locking piece (5) in the lock body is reduced. The reduction of external force is arranged in two stages of transmission. At the first stage of transmission, the transmitted force is reduced using a wedge part (10) that is in force transmission contact with a lever (11). The second stage of transmission constitutes the lever.

Abstract: The description relates to a snap fastening for fixing a thin wall, such as a housing wall, door leaf, or shutter, which is provided with an opening, to a wall support such as a housing frame, door frame, or wall opening edge, which is likewise provided with an opening, with a base part that can be arranged at the wall support in its opening, with a head part which extends away from this base part and which has a diameter that initially increases and then decreases again in its longitudinal section from the end of the head part in direction of the base part, which head part is a male plug-in part which, by overcoming a spring force acting radially outward in direction of the diameter, can be received by an undercut female plug-in part that is formed or carried by the opening of the thin wall.

Abstract: A computing device latching assembly comprises a latching member configured to releasably secure an accessory to a computing device, and a release mechanism actuatable to move the latching member from a locking position to an unlocked position and to cause the latching member to urge the accessory away from the computing device.

Abstract: A latching device, which includes a lock frame mechanism fitted to a door and a corresponding latching mechanism fitted to a door frame. The lock frame mechanism is fixed to the inner side of the door, and is provided with a long locking arm able to horizontally swing, and the latching mechanism is provided with an extensible latch. When the latching device forms an unlatched state, the latch retracts to the side of the latching mechanism side, thereby achieving the effectiveness of preventing people from getting caught on a latch button when passing in and out and further giving an integrated aesthetic appearance to the door assembly.

Abstract: The present invention is directed to a latch assembly for releasably latching two components, including at least two of a latch base, a dowel, and a latch pin, wherein the latch pin is moveable with respect to the latch base. The latch assembly may be part of a latch system which includes the latch assembly and a receiving assembly and which can be used in storage containers, such as, a vehicle storage container.

Abstract: A latch mechanism is provided for locking a cover unit to a base unit which comprises a bottom panel and a cover panel fixed to the bottom panel. Two through holes are defined in the cover panel. The latch mechanism includes two latch members configured for being slidably installed to the bottom panel and between the bottom panel and the cover panel, two hooks installed on the cover unit, a button movably fixed to the bottom panel, and a first resilient member. Each of the latch members includes a latch portion. The hooks are configured for extending through the through holes of the cover panel to engage with the latch portions of the latch members respectively. The button includes two driving portions for driving the latch members to slide to disengage from the hooks respectively. The first resilient member is connected between the latch members for restoring the latch members.

Abstract: A pin assembly includes a spring held in compression inside a case by a thermal fuse located at the back end of the pin. The fuse is thermally activated to collapse, which allows the back end of the pin to move forward. The spring drives the front end of the pin out of the case into latching engagement between a first object, such as a fire door, and a second object, such as a floor or a doorframe. The fuse and spring are located on opposite sides of a restrictive opening at the back end of the case. The fuse is preferably cylindrical, surrounds the back end of the pin and is provided with holes oriented perpendicular to the cylindrical axis of the fuse forming a web. The holes weaken the fuse and cause it to collapse in a controlled manner at the desired activation temperature.

Abstract: The self-latching device comprises a frame (11, 17, 21, 24, 31) arranged to be mounted on the hinged closure member, in particular on a gate, a latch bolt (7) movably mounted on the frame in a horizontal direction between a latching position and a retracted position, a latch bolt spring (70) arranged to bias the latch bolt (7) into the latching position, and operator means (10) mounted on top of the frame so as to be operable from both sides of the closure member (2) and connected by means of a latch bolt operating mechanism to the latch bolt (7) for moving it from the latching to the retracted position. The self-latching device is especially suited for being mounted in a vertical tubular member of or fixed to a safety gate around an area which is dangerous for children, in particular around a swimming pool area.

Abstract: An improved version of a solenoid-releasable Baldwin® mortise lockset having thumb-lever actuators is provided. Components from a thumb-lever-actuated mortise lockset are combined with those of a knob-actuated mortise lock from the same manufacturer. The sheet metal of the rocking bolt-locking plate of the knob-actuated lockset and of the exterior thumb-lever actuator bracket from the other lockset are thinned in certain regions. In addition, a new vertical-to-horizontal motion converter arm has been designed and installed in the improved lockset. A rounded upper portion of the new converter arm operates on a bottom edge of the bolt-locking plate, causing it to pivot and release the latch bolt. The new converter arm retracts the latch bolt by operating on a projection on the front side, rather than on the back side thereof.

Abstract: A latch for a window sash includes a fixed plate and a latch head slidably coupled to the fixed plate. The latch head is symmetrically spring loaded to minimize rotation when the latch head translates. When the latch head retracts toward the fixed plates, hooks from the latch head engage notches on the fixed plate to lock the latch head in a retracted position. This releases the latch head from a strike so the window sash can be opened. The latch further includes a plunger centrally received in the fixed plate and the latch head. When the plunger retracts toward the fixed plate, sloped shoulders from the plunger disengages the hooks of the latch head from the notches on the fixed plate. This releases the latch head to engage the strike so the window sash is locked.

Abstract: A locking device for an automobile tray is disclosed.

Abstract: A retaining mechanism for a slide assembly includes a stop member (60), a retaining member (70), and an unlatching member (80). The stop member is attached to a first slide (30) of the slide assembly. The retaining member is attached to a second slide (90) of the slide assembly. The retaining member includes a movable block (73). The block can prevent the stop member moving from a first side of the block to second side. The unlatching member is movably attached to the second slide. The unlatching member includes an engaging portion (83). When the unlatching member moves along a first direction, the engaging portion urges the block to move along a second direction perpendicular to the first direction for unblocking the stop member.

Abstract: A pin assembly includes a spring held in compression inside a case by a thermal fuse located at the back end of the pin. The fuse is thermally activated to collapse, which allows the back end of the pin to move forward. The spring drives the front end of the pin out of the case into latching engagement between a first object, such as a fire door, and a second object, such as a floor or a doorframe. The fuse and spring are located on opposite sides of a restrictive opening at the back end of the case. The fuse is preferably cylindrical, surrounds the back end of the pin and is provided with holes oriented perpendicular to the cylindrical axis of the fuse forming a web. The holes weaken the fuse and cause it to collapse in a controlled manner at the desired activation temperature.

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.