Abstract: A cooler device having a body and lid that can be secured shut and locked against the cooler body with a combination lock, keypad lock, key operated lock or electronic lock installed on the body of the cooler or lid of the cooler and that has retractable wheels that retract into the body when the cooler is stationary and released by a spring mechanism to extend the wheels for rolling the cooler.

Abstract: A padlock comprising a body/housing which contains a fin-catcher and a plate-hole to receive the coupling-plate, a shackle which contains a short-leg and long-leg, so that the short-leg can move away from the locking-hole to control the locking and opening position, a plurality of clutches to prevent the lock from being opened when the dials are not in a lock open by combination code, and a plurality of dials to control the rotational movement of the clutches.

Abstract: Method of making airline luggage inspection secure while accommodating the needs of the traveler comprises making a special lock available to airline travelers, the special lock having a combination lock portion and a master key lock, the master key lock portion receiving a master key that can open the master key lock portion of any special lock of this type. The special lock is designed to be applied to an individual piece of airline luggage and has indicia conveying to luggage purchasers that the special lock is “approved” by a luggage screening authority and conveying to the luggage screening authority that the special lock can be opened using the master key. The method includes providing the luggage screening authority directly or indirectly with exclusive access to the master key. The manufacturers and/or providers of the master key and special lock retain copies of the master key.

Abstract: A padlock includes a shell, a shackle, a button and an indicator. The shackle has a long leg, a short leg and an arch section extending between the long and short legs. The short leg is rotatable about the long leg. The button is movable to a blocking position to block the short leg from rotation about the long leg, and to an unblocking position to permit the rotation of the short leg about the long leg. The key-operated lock core is configured to drive the button in one direction to the blocking position and in a reverse direction to the unblocking position. The indicator is movable with respect to the key-operated lock core and the button. The indicator is movable from an original position, toward a first horizontal level that is tangent to the vertex of the arch section of the shackle, to an indicative position outside the shell.

Abstract: A padlock has a shackle having a long leg and a short leg, and a spindle with an extended member, the extended member engaged with the long leg of the shackle for movement together. The padlock also has a cylinder to receive a key for key operation, a stack of clutches and a plurality of dials engageable with the clutches to form a combination code, each clutch having an opening to receive the spindle. When the padlock is unlocked by the combination code, the spindle is engaged with the clutch stack for movement together along with the shackle. When the padlock is unlocked by the key operation, the spindle is disengaged with the clutch stack, allowing the spindle and the shackle to move upward relative to the clutch stack.

Abstract: A dual locking padlock having a code locking mechanism and an overriding mechanism is disclosed. The housing has a top body as its top portion, a stack of dials and a stack of clutches mounted on a middle portion and a bottom portion having holes to receive screws from the top body for securing the housing. Dials are engagingly mounted on the clutches and only rotatable relative to the clutch when the lock is in the opened mode for changing the combination code. The housing has a spindle having a channel to store the heel of a shackle. The spindle's upward movement allows the shackle to be pulled upward to unlock the padlock. The spindle is allowed to move upward either when a correct combination code is used or when a key activates the overriding mechanism. With the overriding mechanism, the padlock can also be opened with a key.

Abstract: A dual locking padlock having a code locking mechanism and an overriding mechanism is disclosed. The housing has a top body, a stack of dials and clutches mounted on a bottom body, and a spindle engaging with the clutches. The spindle has a channel to store the heel of a shackle. An upward movement of the spindle allows the shackle to be pulled upward to unlock the padlock. Each dial has a plurality of teeth with slope-like surfaces to engage with the wave slots of a clutch. Clutches are rotatable relative to the spindle only when the lock is in the locked mode along with the dials. In the opened mode, a dial can be turned relative to a clutch by disengaging the teeth from wave-slots. The spindle is allowed to move upward either when a correct combination code is used or when a key activates the overriding mechanism.

Abstract: A lock includes a core, a driving member, a rotary member, a push member and a dial unit. When a TSA key is used to rotate the core clockwise, the rotary member contacts the driving member until the inclined face of the rotary member contact the push member which is pushed by a first spring toward the rotary member so that the shackle is removed from the reception hole of the push member to unlock the lock. When a correct key is used to rotate the core counter clockwise, the rotary member is rotated counter clockwise to engaging member of the rotary member is engaged with the slide slot. The driving member is pushed upward by the resilient member to contact the rotary member. The block of the driving member is removed from the recessed area of the pawl member to allow the user to set the correct combinations.

Abstract: A lock comprises a lock casing, a shackle, an indicating device and a button component. The shackle is movably disposed on the lock casing. The indicating device is disposed in the lock casing, and moves from one original position to an indicating position with respect to the lock casing. The button component connects to the indicating device for restricting the movement of the shackle, the button component moves from a first position to a second position, for enabling the indicating device to move from the indicating position back to the original position.

Abstract: A method and apparatus for performing second-order orthogonal spatial intra prediction encoding and decoding is disclosed. Second-order orthogonal spatial intra prediction for a frame of a video stream may include identifying a current pixel in a first block in the frame; identifying a first decoded pixel in a second block in the frame at a first oblique angle to the current pixel; identifying a second decoded pixel in a third block in the frame at a second oblique angle to the current pixel; identifying a third decoded pixel in a fourth block in the frame, wherein the third decoded pixel is at the second oblique angle to the first decoded pixel or at the first oblique angle to the second decoded pixel; and determining a predictor pixel using a difference between the third decoded pixel and a sum of the first decoded pixel and the second decoded pixel.

Abstract: The present invention is directed to a padlock that includes a body and a shackle that has a toe portion and a heel portion. The shackle can be released from the body from a locked mode to a lock opened mode by upward movement of the shackle away from the body. The padlock also includes a combination locking mechanism configured to control the heel portion of the shackle when a correct combination is arranged on the combination locking mechanism. The combination locking mechanism may be reconfigured so that a new combination is entered for the combination locking mechanism. The padlock also includes a key locking mechanism that includes a cylinder operatively connected to a cam for controlling movement of the cam. The padlock may be placed in the lock opened mode by either the combination locking mechanism or the key locking mechanism.

Abstract: A padlock can be unlocked by an owner dialing an unlocking number or security personnel using a general key. The padlock includes a housing, a block, a shackle, a general locking device and a private locking device. The housing includes a first channel and a second channel therein. The block is inserted in the second channel. The block includes a receptacle therein. The shackle includes a long arm movably disposed in the first channel and a short arm for engagement with the receptacle of the block. The general locking device is disposed in the housing for locking and unlocking the long arm of the shackle. The private locking mechanism is disposed in the housing for controlling the block so that the block can be engaged with and disengaged from the short arm of the shackle.

Abstract: A padlock includes a housing and a shackle positionable between an open position and a closed position. The shackle may be retained in its closed position within the housing by a latch that is operatively connected to a key locking mechanism and a combination locking mechanism. The latch may be disengaged from the shackle so that the shackle may be placed into the open position when the key locking mechanism is placed in an unlocked orientation or the combination locking mechanism is placed in an unlocked configuration. The key locking mechanism may include a cylinder configured for operative engagement with the latch, and the combination locking mechanism may include a button configured for operative engagement with the latch and a spindle configured to restrict movement of the button. In the unlocked configuration of the combination locking mechanism, the combination used for the combination locking mechanism may be reset and/or reconfigured.

Abstract: A padlock with a dual unlocking system, namely, a key mechanism and a combination mechanism. The key mechanism has a bolt or latch passing through a pole/pole cover secured around a portion of a shackle, the bolt in contact with the shackle so as to prevent movement of the shackle relative to the key mechanism when the key mechanism is in a locked state. The bolt/latch is able to move relative to the shackle to allow the shackle to move relative to the housing and pole so as to release the toe of the shackle from the housing when the key mechanism is in an unlocked state. The combination mechanism allows clutches to move relative to the housing into a lock open position when dials are in an opening combination that allows the pole to move relative to the housing so as to release the toe.

Abstract: A portable safety device includes a case, a lid and a shackle. The lid has a combination lock and a general lock connected thereto so as to lock the lid to the case. The shackle is removably connected to the case and controlled by either of the combination lock or the general lock. The shackle can position the safety device to an object and small items are stored in the space of the case.

Abstract: A combination-identifiable padlock has a shell, a combination lock cylinder, a key lock cylinder and an identification assembly. The combination lock cylinder, the key lock cylinder and the identification assembly are mounted in the shell. When the correct key is inserted, the key lock cylinder is rotatable to actuate the identification assembly and combination lock cylinder is actuated to identify the combination. Therefore, the combination is retrievable to avoid the combination lock cylinder to become unusable when the combination is forgotten.

Abstract: A padlock whose password can be decoded and reset, consists of lock body, shackle and lock cup. In one side of the shackle resides the lock cup, a volute lock core and a blade. In the other side of the shackle resides letter wheels. All of these spare parts place together inside of the lock body and construct a completed product. The keyhole in the blades has a master key. The letters wheel links and works with the volute lock core by a moveable/loose piece, used for resetting the passwords. If the original password is garbled, the padlock will not unlock. In such a case, the master key will be used wherein the key is inserted into the volute lock core and rotated. That causes the moveable piece to move against the letter wheels and allows resetting of the password.

Abstract: A lock for luggage, travelcases, briefcases and the like that can be unlocked by setting a combination using a combination mechanism of the lock, and, alternatively, by using a key in a key mechanism of the lock. An indicator of the lock moves to signal when the lock has been unlocked by use of the key mechanism. In some embodiments the indicator can only be reset after the lock has been unlocked using the combination mechanism. In some embodiments the indicator is automatically reset when the lock is unlocked using the combination mechanism. In some embodiments the lock is a padlock that has a shackle defined, at least in part, by a flexible cable.

Abstract: A lock subassembly for a padlock includes a housing, a locking element, and a locking mechanism. The housing defines an internal cavity and at least one shackle bore isolated from the internal cavity. The locking element is disposed in a first portion of the internal cavity and extends beyond an upper surface of the housing. The locking element is movable between a locked position for interlocking engagement with a shackle and an unlocked position for releasing the shackle. The locking mechanism is disposed in a second portion of the internal cavity and is operable between a locking condition securing the locking element in the locked position and an unlocking condition permitting movement of the locking element to the unlocked position.

Abstract: A lock assembly (210) including a body (220), at least one locking member (223, 240) and a length of lock material with two free ends and at least one leg (212) attached to one of the free ends, each leg configured to be engaged by a respective locking member. The locking members are separately actuable such that each leg (212) may be removed from the lock body independent of any other legs. A bracket assembly (300) for connecting a lock assembly (210) to a bicycle or the like. The bracket includes a bracket body (310) with a strap (330) that is secured via a pivotal buckle (340). The bracket body (310) includes at least one flange (320, 322) configured to slidably engage a groove (250, 252) provided along the lock assembly (210).

Abstract: A padlock that can be locked and unlocked by both dials and a secondary opening mechanism, the padlock including a lock body, a shackle with a long leg and a short leg where the shackle can move between a locked configuration in which the short leg is secured in the lock body and an opened configuration in which the short leg is removable from the lock body. The padlock includes a combination mechanism, including a plurality of clutches mounted around the long leg of the shackle and corresponding dials mounted in the lock body each having teeth configured to engage with an extended fin of one of the clutches and a top cap seal configured to prevent the combination mechanism from being pulled apart from the lock body. A cam having a hole formed therein is configured to allow a key-user to decode a code used to unlock the padlock.

Abstract: A combination lock includes a lock body, a shackle, a blocker, and a plurality of dials. The shackle includes a long leg and a short leg. The blocker is disposed within the lock body and is movable in an axial direction between a shackle securing position, in which the blocker causes at least one locking member to engage with the shackle, and a shackle releasing position, in which the blocker allows the at least one locking member to disengage from the shackle for separation of the short leg from the lock body. Each dial includes a recess disposed on an outer periphery of the dial. When each dial is rotated to an unlocking orientation, each recess aligns with a corresponding dial engaging portion of the blocker, allowing the blocker to move from the shackle securing position to the shackle releasing position.

Abstract: A multiple function lock, which has dual, independently operated, locking mechanisms. In one embodiment, the multiple function lock is further comprised of a combination locking mechanism and a keyed locking mechanism. In one embodiment, the multiple function lock is further comprised of a gate mechanism for selectively securing and releasing a shackle of the lock.

Abstract: A locking device useful for example for bicycles in which a pair of shackles is spaced apart and fittable into cross bars, each cross bar having a locking mechanism so that the locking device can be locked and opened at either end, that is, at either cross bar.

Abstract: The present invention is directed to a zipper lock that includes an actuator operatively connected to an actuation plate and a blocking plate positioned relative to the actuation plate so as to at least partially block the movement of the actuation plate when the zipper lock is in the locked configuration. The actuator and the actuation plate are configured for interaction so as to transform movement of the actuator into movement of the actuation plate when the zipper lock is in an unlocked configuration. The zipper lock further includes a latch control plate operatively connected to the actuator, and operatively connected to a latch, in which the latch includes a locking finger configured for locking engagement with at least one locking head that is configured to retain a zipper pull tab to the zipper lock when the zipper lock is in a locked configuration.

Abstract: An electronic and manual lock assembly having a lock housing, a mechanical lock, an electric motor, and a shackle having a pair of legs. The shackle can be unlocked relative to the housing by having one leg pivotally connected with the housing and the other leg rotated out of the housing. The lock includes a first stop member that prevents one leg from being rotated out of the housing. The first stop member is moveable as a result of unlocking the mechanical lock. The lock includes a second stop member that prevents one of the legs from being rotated out of the lock housing and is moveable as a result of operating the electric motor. The first stop member and the second stop member are independently moveable by the mechanical lock and the electric motor.

Abstract: An electronic and manual lock assembly having a lock housing, a mechanical lock, an electric motor, and a shackle having a pair of legs. The shackle can be unlocked relative to the housing by having one leg pivotally connected with the housing and the other leg rotated out of the housing. The lock includes a first stop member that prevents one leg from being rotated out of the housing. The first stop member is moveable as a result of unlocking the mechanical lock. The lock includes a second stop member that prevents one of the legs from being rotated out of the lock housing and is moveable as a result of operating the electric motor. The first stop member and the second stop member are independently moveable by the mechanical lock and the electric motor.

Abstract: A padlock includes a housing and a shackle positionable between an open position and a closed position. The shackle may be retained in its closed position within the housing by a latch that is operatively connected to a key locking mechanism and a combination locking mechanism. The latch may be disengaged from the shackle so that the shackle may be placed into the open position when the key locking mechanism is placed in an unlocked orientation or the combination locking mechanism is placed in an unlocked configuration. The key locking mechanism may include a cylinder configured for operative engagement with the latch, and the combination locking mechanism may include a button configured for operative engagement with the latch and a spindle configured to restrict movement of the button. In the unlocked configuration of the combination locking mechanism, the combination used for the combination locking mechanism may be reset and/or reconfigured.

Abstract: A travel padlock for securing an article comprises a housing having a shackle, a key lock and a combination lock. An indicator having at least first and second positions is moved from the first position to the second position upon insertion of an object longitudinally into a key hole of the key lock. In at least one embodiment, at least a portion of the indicator extends beyond the exterior of the housing when in the second position. In addition, in at least one embodiment of the present invention the shackle may be rotated to reset the indicator from the second position back to the first position. Furthermore, in at least one embodiment of the present invention the indicator may be reset from the second position back to the first position without rotating the shackle or unlocking the combination lock. Methods of making and using the padlock are also provided.

Abstract: A latch assembly for a padlock includes a rocker having a central through bore and a tongue extending from an outer periphery of the rocker. A latch member is slidably disposed in a cavity in the rocker. A torsion spring is assembled to a spring retaining surface of the rocker and includes first and second legs extending from a center coil portion positioned around the through bore. The first leg extends beyond the outer periphery of the rocker, and the second leg terminates inward of the outer periphery of the rocker and engages a portion of the rocker to apply a biasing force against the rocker when the first leg is in a spring-loaded condition. The rocker comprises at least one spring fastening member securing the torsion spring to the spring retaining surface of the rocker.

Abstract: A padlock can be unlocked by an owner dialing an unlocking number or security personnel using a general key. The padlock includes a housing, a block, a shackle, a general locking device and a private locking device. The housing includes a first channel and a second channel therein. The block is inserted in the second channel. The block includes a receptacle therein. The shackle includes a long arm movably disposed in the first channel and a short arm for engagement with the receptacle of the block. The general locking device is disposed in the housing for locking and unlocking the long arm of the shackle. The private locking mechanism is disposed in the housing for controlling the block so that the block can be engaged with and disengaged from the short arm of the shackle.

Abstract: The present invention relates to a combination and keyed bag lock with a pop-up hood. In one embodiment, a lock having a post and a rigid seat with a fixed rim is provided. A hood with a cylinder received within the post and an arm extending from the post is further provided. A key hole is within the cylinder. The arm of the hood houses a combination lock. A knob is rotatable relative the cylinder, and the hood pops up under actuation of the knob when the combination is accurately entered. The hood also pops up when the key is used to unlock the lock. The arm separates vertically from the seat when the hood pops up thereby allowing the body of a slide fastener to exit the lock.

Abstract: A luggage lock includes a key cylinder for use by, e.g., the transportation security administration (TSA). The luggage lock also includes a digital keypad for unlocking the lock by a primary user. The luggage lock further includes a scale for weighing luggage and a user interface element (e.g., an LED, a LCD display) for indicating the weight of the luggage determined by the scale.

Abstract: A combination lock includes a locking mechanism, a plurality of dials, and a code identifying member. When each of the plurality of dials is rotated to an unlocking orientation, a recess on each of the dials aligns with a portion of the locking mechanism, allowing the locking mechanism to move from a locked condition to an unlocked condition. When the code identifying member is in a dial engaging position, and one of the plurality of dials is rotated to the unlocking orientation, one of a plurality of dial engaging portions of the code identifying member engages the recess of the one of the plurality of dials to provide a perceptible indication that the one of the plurality of dials is in the unlocking orientation.

Abstract: A combination lock includes a locking mechanism, a code identifying member, and a plurality of user rotatable dials, with a recess disposed on an outer periphery of each dial. The locking mechanism includes a plurality of dial engaging members configured to hold the locking mechanism in a locking position. When each of the dials is rotated to an unlocking orientation, the recesses align with the dial engaging members, allowing the locking mechanism to move from the locking position to an unlocking position. When the code identifying member is moved to a code identifying condition, the dial engaging members are in biased engagement with the dials, such that rotation of any one of the dials to the unlocking orientation causes the corresponding dial engaging member to engage the corresponding recess to provide a perceptible indication that the dial is in the unlocking orientation.

Abstract: A combination padlock with revolving cover having a baseplate having an upper side, a lower side, a front side, a keypad on the front side, and a pillar formed on the front side. A revolving cover of a basically same contour as the baseplate has a rear face contacting the front side of the baseplate, a front face, a round opening, and an arc groove defined in the rear face thereof. A central cap has a side wall received in the round opening of the revolving cover and fixed to the baseplate, and a peripheral covering and resting on the front face of the revolving cover.

Abstract: By employing a deadbolt construction for virtually eliminating the ability of the shackle to be removed from the housing by the application of excessive force, an effective, easily produced, padlock is achieved which also incorporates two separate and independent locking systems formed in a single padlock. In the present invention, a single housing and a single shackle assembly are employed and are constructed for enabling the shackle to be released from locked engagement with the housing using either a rotatable dial combination construction or a key activated tumbler construction. Furthermore, the rotatable combination defining dials, which controls the release of the shackle using the preset combination, are coaxially aligned, peripherally surrounding the key controlled tumbler/cylinder. As a result, a compact construction is realized, as well as an efficient and effective release construction which is shared by both the combination controlled section as well as the key controlled section.

Abstract: A padlock can be unlocked by an owner dialing an unlocking number or security personnel using a general key. The padlock includes a housing, a block, a shackle, a general locking device and a private locking device. The housing includes a first channel and a second channel therein. The block is inserted in the second channel. The block includes a receptacle therein. The shackle includes a long arm movably disposed in the first channel and a short arm for engagement with the receptacle of the block. The general locking device is disposed in the housing for locking and unlocking the long arm of the shackle. The private locking mechanism is disposed in the housing for controlling the block so that the block can be engaged with and disengaged from the short arm of the shackle.

Abstract: A padlock that can be locked and unlocked by both dials and a secondary opening mechanism, the padlock including a lock body, a shackle with a long leg and a short leg where the shackle can move between a locked configuration in which the short leg is secured in the lock body and an opened configuration in which the short leg is removable from the lock body. The padlock includes a combination mechanism, including a plurality of clutches mounted around the long leg of the shackle and corresponding dials mounted in the lock body each having teeth configured to engage with an extended fin of one of the clutches and a top cap seal configured to prevent the combination mechanism from being pulled apart from the lock body. A cam having a hole formed therein is configured to allow a key-user to decode a code used to unlock the padlock.

Abstract: A travel padlock for securing an article comprises a housing having a shackle, a key lock and a combination lock. An indicator having at least first and second positions is moved from the first position to the second position upon insertion of an object longitudinally into a key hole of the key lock. In at least one embodiment, at least a portion of the indicator extends beyond the exterior of the housing when in the second position. In addition, in at least one embodiment of the present invention the shackle may be rotated to reset the indicator from the second position back to the first position. Furthermore, in at least one embodiment of the present invention the indicator may be reset from the second position back to the first position without rotating the shackle or unlocking the combination lock. Methods of making and using the padlock are also provided.

Abstract: The present invention is directed to a padlock that includes a body and a shackle that has a toe portion and a heel portion. The shackle can be released from the body from a locked mode to a lock opened mode by upward movement of the shackle away from the body. The padlock also includes a combination locking mechanism configured to control the heel portion of the shackle when a correct combination is arranged on the combination locking mechanism. The combination locking mechanism may be reconfigured so that a new combination is entered for the combination locking mechanism. The padlock also includes a key locking mechanism that includes a cylinder operatively connected to a cam for controlling movement of the cam. The padlock may be placed in the lock opened mode by either the combination locking mechanism or the key locking mechanism.

Abstract: A travel padlock for securing an article comprises a housing having a shackle, a key lock and a combination lock. An indicator having at least first and second positions is moved from the first position to the second position upon insertion of an object longitudinally into a key hole of the key lock. In at least one embodiment, at least a portion of the indicator extends beyond the exterior of the housing when in the second position. In addition, in at least one embodiment of the present invention the shackle may be rotated to reset the indicator from the second position back to the first position. Furthermore, in at least one embodiment of the present invention the indicator may be reset from the second position back to the first position without rotating the shackle or unlocking the combination lock. Methods of making and using the padlock are also provided.

Abstract: Disclosed is a display structure in which an insertion opening, slide grooves, a first fitting portion and a ridged portion along which the display plate bends when the display plate is bent arranged in the loading sections of a support body in a suitable manner to ensure that when the display plate is inserted into or removed from the loading unit, a force is exerted on both sides of the display plate in either the direction from the display surface side to the rear surface side thereof or the direction from the rear surface side to the display surface side thereof, and a force is exerted in another direction at the center region of the display plate. As a result of configuring in this manner, the display plate deforms so that the entire display surface side comes to have a convex or concave shape, thereby allowing the display plate to be attached to or detached from the support body without forcible localized deformation of the display plate.

Abstract: A lock for luggage, travelcases, briefcases and the like that can be unlocked by setting a combination using a combination mechanism of the lock, and, alternatively, by using a key in a key mechanism of the lock. An indicator of the lock moves to signal when the lock has been unlocked by use of the key mechanism. In some embodiments the indicator can only be reset after the lock has been unlocked using the combination mechanism. In some embodiments the indicator is automatically reset when the lock is unlocked using the combination mechanism. In some embodiments the lock is a padlock that has a shackle defined, at least in part, by a flexible cable.

Abstract: A dual locking device includes a first casing and a second casing. A receiving space is defined between the first casing and the second casing. The second casing has a through hole defined therein. An axial shaft passes through the through hole. A latch member is connected with the axial shaft. A locking mechanism and a key operated mechanism are received in the receiving space. The locking mechanism is connected with the axial shaft for driving the axial shaft. The key operated mechanism has a lock core disposed therein and having a key hole defined therein for being inserted and rotated by a key, such that the lock core drives the axial shaft. Accordingly, the locking mechanism and the key operated mechanism are separately operable to move the latch member between a locking position and an unlocking position.

Abstract: A padlock includes a housing, a shackle, a limit knob, a movable block and a lock core. The housing has an opening in a wall thereof. The shackle has a shaft portion movably mounted in the housing, and a locking portion extended from the shaft portion and located outside of the housing. The limit knob is partly received in the housing via the opening and has a button located outside of the housing. The movable block is disposed on the limit knob and capable of moving to a predetermined position which is outside of the housing. The lock core has a rotor configured to be driven by a key so as to move the limit knob to a first position where the button of the limit knob keeps the shackle from rotating and a second position where the button of the limit knob allows the shackle to rotate.

Abstract: By employing a deadbolt construction for virtually eliminating the ability of the shackle to be removed from the housing by the application of excessive force, an effective, easily produced, padlock is achieved which also incorporates two separate and independent locking systems formed in a single padlock. In the present invention, a single housing and a single shackle assembly are employed and are constructed for enabling the shackle to be released from locked engagement with the housing either a rotatable dial combination construction or a key activated tumbler construction. Furthermore, the rotatable combination defining dials, which controls the release of the shackle using the preset combination, are coaxially aligned, peripherally surrounding the key controlled tumbler/cylinder. As a result, a compact construction is realized, as well as an efficient and effective release construction which is shared by both the combination controlled section as well as the key controlled section.

Abstract: A padlock includes a housing, a shackle, a limit knob, a movable block and a lock core. The housing has an opening in a wall thereof. The shackle has a shaft portion movably mounted in the housing, and a locking portion extended from the shaft portion and located outside of the housing. The limit knob is partly received in the housing via the opening and has a button located outside of the housing. The movable block is disposed on the limit knob and capable of moving to a predetermined position which is outside of the housing. The lock core has a rotor configured to be driven by a key so as to move the limit knob to a first position where the button of the limit knob keeps the shackle from rotating and a second position where the button of the limit knob allows the shackle to rotate.

Abstract: Disclosed are apparatus and methodology for providing a resettable manual entry combination and key operated cam lock. Methodologies are provided for enabling changing of the manual entry resettable combination given knowledge of the previous combination and possession of an operable key. In alternative embodiments, provisions are made to prohibit forced opening of the lock by way of the use of foreign objects.

Abstract: A lock assembly including a body and at least one locking member. An actuator mechanism within the body is moveable between locked and unlocked positions. The actuator mechanism may be actuated by either a key lock cylinder or an electronic actuator. The lock assembly may also include a memory configured to store user identification information.