Abstract: Various embodiments of a curved-tip screwdriver bit are presented. The bit may include a shank, a body connected with the shank, and a tip disposed at an end of the body. The tip may include curved blades that project from the end of the shaft. A first curved blade may have a first arc shaped cross section. A second curved blade may have a second arc shaped cross section. A radius of the second arc-shaped cross section may be greater than a radius of the first arc-shaped cross section of the first curved blade.

Abstract: Falling latch locking device having a first locking device casing that includes a handle, a closing element and a lock, and having a second locking device casing that includes a cut-out for receiving the closing element in the closed state, wherein the lock comprises a stop that can be moved by locking and unlocking the lock and in the locked state the stop blocks the opening of the handle.

Abstract: A key lockable window operator, including a crank handle that is shiftable between a folded storage position and an unfolded operating position and a lock cylinder operably engaged to a rack and a sliding pin. The rack and the sliding pin are shiftable between an unlocked position and a locked position. When in the locked position, at least a portion of the sliding pin is engaged into a cavity in the crank handle whereby the crank handle is secured in the folded storage position.

Abstract: A security device for a handle of a door or a window for protecting against unauthorized actuation has a cover enclosing in a mounted position the handle. A lock is provided that secures the cover on the handle in the mounted position and releases the cover from the handle for removing the cover from the handle. The cover has at least two locking elements. Counter members are disposed on the handle, a handle fixture, a door, or a window, and are matched and interact with the at least two locking elements. One of the locking elements is a locking bar of the lock.

Abstract: An improved forced entry resistant sash lock comprises a housing, a shaft rotatably mounted thereto, a locking cam and a delay cam rotatably and fixedly mounted to the shaft, respectively, and a locking spring. The delay cam selectively engages and drives the locking cam between a locked position and an unlocked position. Locking spring biasing causes engagement with a locking earn opening to lock the cam when in the latch-locked position, with engagement to a depth permitting releasable detent engagement in a delay cam recess. Selective engagement and driving of the locking cam comprises a first portion of delay cam rotation being without driven locking cam rotation, and a second portion causing driven locking cam rotation from a retracted position into a protruding position. Selective engagement is by contact between corresponding protrusions on the delay and locking cams. Shaft/delay cam counter-rotation to unlock the latch proceeds in a reverse manner.

Abstract: A key lockable window operator, including a crank handle that is shiftable between a folded storage position and an unfolded operating position and a lock cylinder operably engaged to a rack and a sliding pin. The rack and the sliding pin are shiftable between an unlocked position and a locked position. When in the locked position, at least a portion of the sliding pin is engaged into a cavity in the crank handle whereby the crank handle is secured in the folded storage position.

Abstract: An improved forced entry resistant sash lock comprises a housing, a shaft rotatably mounted thereto, a locking spring, and a locking cam and a delay cam rotatably and fixedly mounted to the shaft, respectively. The delay cam selectively engages and drives the locking cam between a locked position and an unlocked position. Locking spring biasing causes engagement with a locking cam opening to lock the cam when in the latch-locked position, with engagement to a depth permitting releasable detent engagement in a delay cam recess. Selective engagement and driving of the locking cam comprises a first portion of delay cam rotation being without driven locking cam rotation, and a second portion causing driven locking cam rotation from a retracted position into a protruding position. Selective engagement is by contact between corresponding protrusions on the delay and locking cams. Shaft/delay cam counter-rotation to unlock the latch proceeds in a reverse manner.

Abstract: A security device for a handle of a door or a window for protecting against unauthorized actuation has a cover enclosing in a mounted position the handle. A lock is provided that secures the cover on the handle in the mounted position and releases the cover from the handle for removing the cover from the handle. The cover has at least two locking elements. Counter members are disposed on the handle, a handle fixture, a door, or a window, and are matched and interact with the at least two locking elements. One of the locking elements is a locking bar of the lock.

Abstract: An improved window sash latch which has a locking mechanism and a keeper is provided with a handle that rotates from a “locked” to an “unlocked” position. An inner cavity of the handle has a spring assembly having a sliding part that can be forced into a detent as the handle slides around a cylindrical extension of an outer surface of the latch. The detents correspond to a “locked” and an “unlocked” position of the latch. The latch also provides two cams where both cams revolve relative to each other; one cam is activated by the handle through the handle's shaft, the other cam engages the keeper, and both cams engage each other.

Abstract: A sash lock mechanism includes a handle, a housing adapted to be supported by a sash window assembly, the housing having an opening receiving the handle therethrough, and a rotor coupled to the handle. The rotor is moveable between at least a locked position and an unlocked position by movement of the handle. The sash lock mechanism also includes a locking mechanism that contains a pivotable member pivotably connected to the housing. The pivotable member is pivotable between a first position and a second position. When the rotor is in the locked position and the pivotable member is in the first position, the pivotable member confronts the rotor to prevent movement of the rotor to the unlocked position. When the pivotable member is in the second position, the pivotable member does not prevent movement of the rotor.

Abstract: A sash lock mechanism includes a handle, a housing adapted to be supported by a sash window assembly, the housing having an opening receiving the handle therethrough, and a rotor coupled to the handle. The rotor is moveable between at least a locked position and an unlocked position by movement of the handle. The sash lock mechanism also includes a locking mechanism that contains a pivotable member pivotably connected to the housing. The pivotable member is pivotable between a first position and a second position. When the rotor is in the locked position and the pivotable member is in the first position, the pivotable member confronts the rotor to prevent movement of the rotor to the unlocked position. When the pivotable member is in the second position, the pivotable member does not prevent movement of the rotor.

Abstract: The present utility model discloses a novel dial-type window lock, comprising a lock body, a lock catch member and a dial handle, wherein the lock body is provided with a bush allowing a square shaft of the dial handle to movably pass there through, the lock catch member and the dial handle are respectively provided on internal and external sides of the lock body and remain linked to each other via the square shaft of the dial handle; the window lock further comprises an elastic seizure mechanism which allows for achievement of quick positioning when the lock catch member shifts between locked and opened states and which comprises an elastic seizure assembly disposed on the lock catch member and a snap slot disposed on the lock body and snap engaged with and interference fitted with the elastic seizure assembly. The present utility model has the following advantageous effects as compared with the prior art: 1.

Abstract: The present utility model discloses a side-hung door or window single latch lock, comprising: a first lock body and a second lock body disposed on an inner side and an outer side of a door or window and sandwiching the door or window in between, the first lock body including a first handle and the second lock body including a second handle, characterized in that the first lock body further comprises a latch assembly linked to the first handle and controlling opening and closing, and an elastic locking and controlling mechanism respectively linked to the first handle and the second handle to transmissively control the opening and closing of the latch assembly.

Abstract: The present utility model discloses a side hung type door or window handle lock, comprising a first lock body and a second lock body mounted on inner and outer sides of the door or window and sandwiching the door or window in between, wherein the first lock body comprises a first handle, the second lock body comprises a second handle, in the first lock body is provided an inclined tongue locking and controlling mechanism connected to the first and second handles and controlled by them to open and close, and wherein the inclined tongue locking and controlling mechanism comprises a locking and controlling member and an inclined tongue member which are connected and linked to each other. The handle lock according to the present utility model exhibits a simple structure, a less number of parts, convenient assembling, convenient opening and closing operations, and higher safety performance and universal use.

Abstract: The invention relates to a window lock having a trigger and a bolt, the trigger being rotatable about an axis of rotation and the bolt being movable from a locked position to an unlocked position. The bolt also includes a first clip and a second clip and the trigger includes a stop and a ramp. The trigger rotates about the axis for engaging and disengaging the ramp and the stop with the first and second clips for moving the bolt between the locked and unlocked positions. The invention further relates to a window lock that automatically locks without user intervention.

Abstract: An improved window sash latch which has a locking mechanism and a keeper is provided with a handle that rotates from a “locked” to an “unlocked” position. An inner cavity of the handle has a spring assembly having a sliding part that can be forced into a detent as the handle slides around a cylindrical extension of an outer surface of the latch. The detents correspond to a “locked” and an “unlocked” position of the latch. The latch also provides two cams where both cams revolve relative to each other; one cam is activated by the handle through the handle's shaft, the other cam engages the keeper, and both cams engage each other.

Abstract: The present invention discloses a locking device having a control unit with a first control element with a first surface (O1) and a second control element with a second surface (O2), the two control elements being moveable relative to each other with their two surfaces, a spatial region (intermediate space Z) which is filled at least partially with a magnetorheological and/or electrorheological material (M) and is disposed between the first and the second surface, and a field producer (4) with which a magnetic and/or electrical field can be produced in at least a partial region of the material-filled part of the intermediate space, a locking unit with a piston unit (2) and a locking system (3) with which the piston unit can be locked, the two control elements being able to be coupled to each other by the field produced in the intermediate space and the locking state of locking system and piston unit being able to be changed by means of this coupling.

Abstract: A window operating system for casement and awning windows has two actuators that are connected to be controlled by one crank to operate simultaneously. The system is modular and the crank is preferably part of a crank assembly that is a separate component from the actuators. In a further embodiment, the operating system has at least one actuator with a crank assembly to operate the actuator being located at a different location on a window frame from the actuator. With a modular system, there are numerous variations for location and number of locks and the location of the crank assembly as well as other components. The system still further describes a lock for a window operating system.

Abstract: The invention relates to a magnetic lock for a window comprising a button having a locked position and an unlocked position, a spring clip in contact with the button for holding the button in the unlocked position, and a trigger wheel. The lock also has a trigger housing with an activated position and a deactivated position, and where the trigger wheel is attached to and rotatable on the trigger housing. Movement of the trigger housing causes the trigger wheel to move and contact the spring clip. Additionally, contact between the trigger wheel with the spring clip causes the spring clip to move and allow the button to move from the unlocked position to the locked position.

Abstract: The invention relates to a lock mechanism for a casement window having a keeper adapted to be attached to a sash, a lockbar adapted to be attached to a frame for engaging with the keeper to lock the casement window, and an actuator for actuating the lockbar to engage with the keeper. The actuator includes a fork having a V shaped groove, the V shaped groove includes a first leg and a second leg, and the actuator includes a switch having a channel for placement of a drive pin. The switch is rotatably mounted at a juncture of the first and second legs so that the channel generally aligns with either the first leg or the second leg for facilitating alignment of the drive pin within the V shaped groove.

Abstract: A locking mechanism for a hurricane panel installation protectively covering a window of a building, the panel installation including a panel member sized to cover the window, a header attached to the building above the window for securing an upper edge of the panel member, and a lower F-track attached to the building below the window which supports attaching bolts which pass through and secure a lower edge of the panel member. The locking mechanism includes a padlock having a hasp securely positionable in a hasp receiving arrangement to prevent substantial movement of the lower edge of the panel member and unauthorized removal of the panel member.

Abstract: A window-locking assembly is used on a window assembly and has a body, a drive device and a locking device. The body has a chamber, two detents, a pivot hole, a spring seat and two latch grooves. The drive device is attached pivotally to the body and has a handle, a mounting head and a jacket. The mounting head protrudes from the handle, is mounted rotatably in the pivot hole and extends into the chamber. The locking device is connected to the drive device in the chamber and has a locking arm, a resilient element and a mounting element. The locking arm is attached pivotally to the mounting head with the mounting element. The resilient element is mounted on the spring seat and presses against the locking arm.

Abstract: The present invention provides a locking system for a sash window which comprises a first part that is installed in use within the sill of the sash window frame and which faces a second part that is mounted in use to the underside of the bottom rail of the lower sash wherein the first and second parts each have a respective complementary engaging parts whereof one of the complementary engaging parts of the first and the second parts is moveable relative to the other to lockingly engage with the other and which may be drawn away from locking engagement by use of a magnetic key.

Abstract: The present invention relates to a product and a method capable of securing a window assembly or a door assembly, so that in case the window or door, such as a pane in the window or door, is broken it is not possible to open the window or door because the securing mechanism according to the invention blocks the window or door from being opened. The invention may further provide for blocking all or a selection of windows and doors in the house, as well as for connection to alarms, such as existing alarms in the house. The invention includes an actuator actuating when a locking signal is forwarded. Said locking signal may be a radio signal, an electric or electronic signal, or a mechanical signal.

Abstract: Techniques are disclosed, among other things, that provide ads to requesting applications while the client device is not connected to a communication network. An offline advertisement engine is provided for storing business rules for each of a plurality of corresponding stored advertisements, wherein the business rules and advertisements are stored locally on the client device. An offline advertisement media manager is also provided for storing creatives related to the stored advertisements, wherein the creatives are also stored locally on the client device. Moreover, an advertisement center client is disclosed for providing advertisements and creatives associated with the advertisement to an application in response to a request for the advertisements.

Abstract: A lock has a body for extending through the sash and frame of a closed window. A head attached to a first end of the body bears on the outside of the sash. A movable abutment attached to a second end of the body may be positioned (a) so as to bear against the inside of the frame when the window is latched or locked or (b) so as to be able to pass through a hole in the frame to allow the window to be opened. Optionally, the body may have a variable length. Optionally, a plug or seal may be provided in the frame to close a hole in the frame when the window is open. Optionally, the abutment may slide and rotate on a pin in a slot at the second end of the body. Optionally, the abutment may slide and rotate on a pin in a slot at the second end of the body. Optionally, a spring may be provided over the body which, in an extended position, extends across a portion of the abutment.

Abstract: A surface-mounting multipoint lock includes an elongated housing having a lower end, an upper end, and a mounting member. The lock is configured for attachment along and external to a non-hinged vertical edge of a swinging panel along substantially a full extent of the non-hinged vertical edge. A plurality of spaced latch bolts in the housing include an upper latch bolt proximate to the upper end of the housing, and a lower latch bolt proximate to the lower end of the housing. The latch bolts are substantially laterally movable between a locked position and an unlocked position.

Abstract: A window-locking assembly is used on a window assembly and has a body, a drive device and a locking device. The body has a chamber, two detents a pivot hole, a spring seat and two latch grooves. The drive device is attached pivotally to the body and has a handle, a mounting head and a jacket. The mounting head protrudes from the handle, is mounted rotatably in the pivot hole and extends into the chamber. The locking device is connected to the drive device in the chamber and has a locking arm, a resilient element and a mounting element. The locking arm is attached pivotally to the mounting head with the mounting element, The resilient element is mounted on the spring seat and presses against the locking arm.

Abstract: An improved window sash latch which has a locking mechanism and a keeper is provided with a handle that rotates from a “locked” to an “unlocked” position. An inner cavity of the handle has a spring assembly having a sliding part that can be forced into a detent as the handle slides around a cylindrical extension of an outer surface of the latch. The detents correspond to a “locked” and an “unlocked” position of the latch. The latch also provides two cams where both cams revolve relative to each other; one cam is activated by the handle through the handle's shaft, the other cam engages the keeper, and both cams engage each other.

Abstract: A compact, portable device for effectively locking a crank window in a user selected position. The body of the device can be selectively secured to or released from a window crank. When secured to the window crank, the device limits rotation of the crank by mechanical interference.

Abstract: An operating device for doors, windows, etc. comprises a rosette (20) for holding a rotating handle (10) whose head (12) contains a lock cylinder (18) with an axially displaceable locking bolt (44) that is axially spring-loaded and automatically assumes an engaging position at a defined angle of rotation of the handle (10) by sliding over a stepped locking sleeve (30) of the rosette (20). The lock cylinder (18) has a core (40) with a radial opening (50) in a non-rotating wall (58) for controlled movement of a spindle (48) that radially extends from the locking bolt (44) which engages the locking sleeve in defined angular positions of the handle (10). The opening (50) extends over a peripheral angle of e.g. 180° to 220°, and is a contoured window having a lower flat segment (52), a depression (54) and a steeper segment (flank 56).

Abstract: The device is suitable for a vehicle window and comprises a first attachment member for fixing to the window, an elongate handle articulated to the first attachment member, a second attachment member for fixing to the vehicle bodywork, and a connecting link connecting the second attachment member to the handle. The length of the link is less than half the length of the handle, and one end of the link is rotatable about an axis in the second attachment member, the other end of the link being rotatable about an axis in the handle which is parallel to the first axis. A locking mechanism acts between the handle and the second attachment member to prevent unauthorised opening of the window. For improved security, the mechanism may pass through an aperture in the handle and into the second attachment member, where it is shielded by sidewalls. The locking mechanism may also lock automatically on closure of the window, and preferably requires rotation of a knob to release the mechanism.

Abstract: A handle (10) supported pivotably but axially tight on an installation body (20) has a polygonal bar (30) mounted for rotation within a handle neck (12) for actuating a closing mechanism. Two drivers (15, 35) movable relative to each other are engageable in a non-positive and/or a positive way between neighboring surfaces (17, 37) either directly or by means of coupling elements (36, 40, 42) so that a torque transmission from the handle (10) to the polygonal bar (30) is free but is blocked from the polygonal bar (30) to the handle (10) as at least one coupling element (36) is displaced in the direction of the attack. A main portion of a polygonal driver (35) may be concentrically enclosed by a two-shell handle driver (15) having wings (52) with front faces (19) which drive e.g. pairs of spring-loaded roller pins (36) held in a wedge-shaped confining zone (55). Corner areas of indentations (31) of the polygonal driver (35) serve to attack the roller pins (36).

Abstract: A lock for a sliding window, the lock having a lock body, a pivoting handle attached to the lock body, the handle having a projection which extends into the lock body, an actuating lever fixed on the projection such that the actuating lever pivots with the handle, a separate lock tongue which extends from one edge of the window, and which is slidably moveable on the window in an up and down manner between a locked position where the lock tongue engages with a strike, and a free position, biasing means to bias the lock tongue into a naturally locked position, the actuating lever being operatively engageable to the lock tongue such that operation of the handle causes the lock tongue to move to the unlocked position against the bias of the biasing means.

Abstract: A lockable sash assembly for installation on a window assembly is provided. The window assembly includes sashes movable relative to each other to open and close the window assembly when the lockable sash assembly is in a window-openable condition and substantially unmovable relative to each other when the lockable sash assembly is in a window-unopenable condition. The sash assembly includes a sashlock having a rotating device (such as a lever-controlled cam) which is movable between a window-openable position and a window-unopenable position. The sash assembly also includes a locking device which is convertible between a locked state whereat the rotating device is blocked from moving from the window-unopenable position to the window-openable position and an unlocked state whereat the rotating device is unblocked from moving from the window-unopenable position to the window-openable position.

Abstract: A lock for mounting on a window jamb for selectively grasping a keeper on a window sash to secure the sash closed against the jamb, including a base for mounting to the jamb and defining an open interior space along one side of the base, a rigid plate secured to the base adjacent the open interior space and including a guide slot therein, and a motor driven drive gear pivotable within the open interior space about a first axis. A pawl is secured to the drive gear at one end for pivoting about a second axis spaced from and substantially parallel to the first axis, and includes a keeper grasping portion at its other end. A guide pin projects from the pawl and is slidably received in the guide slot whereby rotation of the drive gear moves the keeper grasping portion of the pawl between the open position and the locking position.

Abstract: A window having a lock. A catch is provided at one of double sliding windows, and a latch is provided at the other double sliding windows so as to be rotatable and so as to be engageable with the catch. The latch prevents movement of the double sliding windows when the latch is engaged with the catch. A combination padlock prevents rotation of the latch when the latch and the catch are engaged. The combination padlock is locked and unlocked by combinations of positions of a plurality of dials.

Abstract: A pivoting handle type winder or door latch actuating handle (1, 2) and a pivoting stay type of window retaining latch (19, 20) for mounting on a movable frame of an openable door or window, and which is co-operable with a corresponding keeper on or in a surrounding fixed frame in order to latch the movable frame to the fixed frame. The latch comprises a latching element (23) which is movable into latching engagement with the keeper when the movable frame is in a closed position with respect to the surrounding fixed frame, and a locking mechanism is provided to lock the engagement of the latching element with the keeper. An elongate arm (1, 2; 19, 20) is coupled with the latching element, and at least two combinations wheels (9) are mounted on the elongate arm and arranged to control the operation of the locking mechanism so that the latch element can only be released from locking engagement with the keeper when a respective predetermined correct combination is set on each of the combination wheels.

Abstract: A lock for a window on a topper cap found on pickup trucks and the like. The lock comprises an inner housing having a rotating geared pinion engaging two racks. The racks are attached to deadbolts that can extend and engage the frame tubing on opposite sides of the pinion gear. An outer housing surrounds the inner housing and the deadbolts. A handle shaft is disposed through the outer and inner housings to attach to the pinion gear. Turning the handle turns retracts or extends the deadbolts. The whole assembly can be easily installed by attaching the outer housing to the window inside surface. The housings make it difficult for intruders to open the window by tampering with the mechanical components.

Abstract: Very simple, inexpensive keyless window sash combination code lock has a pivotable cover plate for preventing an intruder from unscrewing the conventional screws for mounting the lock to the sashes. Three combination code dials are slip coupled to associated rotatable pins which pass through the cover plate and an apertured anchor plate. The pins have lugs positioned under the anchor plate to prevent the lock from being opened. When the lugs are positioned within the anchor plate upon installation, the user rotates the dials to create his own custom combination code. The cover plate is then lowered, the dials are rotated and the lock is locked. The code dials are press fitted about the cylindrical locking pins to save manufacturing costs, and the manual sensing of the correct positioning of the code dials by an intruder, to open the lock, is prevented by providing radial dummy recesses in the lower surface of the anchor plate about each locking pin.

Abstract: A combination lock for a panel and a frame is provided. The panel and the frame are such that the panel can move relative to the frame and the combination lock is such that it can lock the panel relative to the frame. The panel has an arm member extending therefrom and the lock releasably prevents the arm member from moving so as to inhibit opening of the panel. In one embodiment the panel can be a swing-out type window. In another embodiment it can be a sliding panel such as a glass door or window.

Abstract: A motor vehicle theft deterring device designed to prevent access to the levers which control the operating of the door lock in a vehicle door. A cover strip of rigid material of predetermined length and width to substantially cover the space between the vehicle window glass and the outside panel of the vehicle door is formed with a downwardly extending support strip and a mounting plate at a right angle to one edge of the cover strip, the plate being attached to the sash of the automobile window to prevent the insertion of a rod or similar device to release the lock actuating levers in the vehicle door. In a modified form of the invention, an electrical switch is positioned in the mounting plate and is electrically connected to the horn relay to cause the horn to blow continuously in the lock cover is tampered with and the horn circuit is grounded by movement of the switch.

Abstract: This invention is a unique method and apparatus for securing doors, windows, and the like, from unwarranted entry so that limited opening of the door, or the like, can be accomplished. The invention further provides for the emergency release of the securement device by a person from the inside of the locked room. Methods and apparatus for adapting and installing the securement device is unique and the unwarranted entry is further accomplished by means of unique design for preventing jarring or vibrating the securement device out of position of proper operation. Additional features include the allowing of entry into the room from the outside authorized persons by means of undetectable access features.

Abstract: A door or window lock has a body which is securable to the door, window, or a surround for a door or window, and has at least two passages therethrough that extend angularly relative to one another. A locking bar is slidable axially in any one of the passages to adopt either an operative position or an inoperative position, and in the operative position a locking end portion of the bar protrudes a predetermined distance beyond an adjacent side of the body. The bar can adopt either of two operative positions for each passage and in each of those positions the locking end portion protrudes beyond a respective one of two opposite sides of the body. A key operated locking member is rotatably mounted on the body and can adopt a particular locking position for each of the passages. In the locking position for one passage, the locking member protrudes into a recess of the bar to hold the bar against movement in either direction from its operative position.

Abstract: Sash lock comprising a rotatable latch cam engageable with a keeper, a locking member for unlockably locking the latch cam to control the rotation of the latch cam, and a rotatable knob for shifting the lock member to a locked position or an unlocked position.

Abstract: A tumbler lock securing device that can be applied to the double casement windows and doors without altering of the casement structure but can be simply detachably placed over opposing window or door handles in their depending latched positions and locking ratchet arms squeezed through a tumbler lock and pawl mechanism. Pawl levers are upwardly spring pressed toward ratchet teeth on the bottom edges of the locking arms that respectively extend in opposite directions and are released only with a key that turns the tumbler lock centerpiece and a depressible cam fixed thereto that acts upon one of two pawl levers but through an interlock arrangement between one of the pawls and the other so that upward spring action for the both pawls is served by but one compression spring. The lock and pawl mechanism can be separated from the locking arms or can be left locked to one of the casement handles when unlatched.

Abstract: An assembly for releasably locking doors, windows and the like. A lock pin movable between locking and unlocking positions is retained by a lock bar in both of these positions with the lock bar also preventing removal of the lock pin from the assembly.