255results about "Mechanical controls" patented technology

A child proof gate includes a U-shaped frame configured to be pressure fit between two opposing flat surfaces, wherein the frame comprises a first locking assembly, a second locking assembly, and a button that is configured to be manually; wherein the manually activated button is disposed apart from and above the first locking assembly and wherein the button, when manually activated, is configured to electrically actuate the first locking assembly and to move the first locking assembly from a closed position to an open position for a predetermined period of time. The gate may also include a door including an upper mating door latch and a lower mating door latch; wherein the upper mating door latch is configured to be removably attached to the first locking assembly when the door is in a closed position.

A system and method for a universal locking system that mounts to any type of door, clamping and reinforcing the door from both sides. The system and method is compliant with the intent of CMS, NFPA, TJC codes & standards, allowing the occupant to participate in his own decision to run, hide or fight. Wall-mounting the locking device and allowing the occupant to remove the device and install it at the door complies with the ANSI “Knowing Act” and requires the occupant to activate the locking device. Removal of the device from the wall mounting, immediately alerts first responders of potential sheltering-in-place while providing a remote audio / visual alarm, while identifying location of the device. Alert locations include nurse stations, staff locations, building securing desk / offices and fire command. A key override is provided so that responders / authorities can gain entry without requiring any special knowledge of the locking configuration.

The present invention relates to the technical field of anti-tailgating doors, and particularly to an anti-tailgating corner door control device and a usage method. The device includes a corner door, a lock tooth assembly, an electric door locking device, a sensor, and an in-built door closer device; alternatively, it further includes an external door closer device and a door shaft; or it further includes an external door closer device and a set of hinge hinges; the corner door includes a flat door and a shielding door, and the flat door and the shielding door are connected at a 90-degree angle; the lock tooth assembly and the electric door locking device are installed on the door frame, and the in-built door closer device is installed in the lower door frame or buried under the ground; the external door closer device is installed on the door frame, and one end of its arm is installed on the corner door; or the external door closer device is installed on the corner door, and one end of its arm is installed on the door frame. The device is designed with an angular door + access control system, achieving a small floor area, fast entry and exit of the warehouse door, and preventing tailgating entry and exit.

Systems, devices, and methods are provided herein for the handless operation of a door. Illustrative examples of a system disclosed herein include a user interaction assembly configured to be disposed at a bottom edge of the door, the user interaction assembly configured to generate a signal, a push-lock assembly configured to attach to a door handle external to a mounting rose of the door handle, and the push-lock assembly configured to receive the signal from the user interaction assembly and translate the signal into rotational movement configured to operate the door handle.

A hood-integrated vehicle body in which a hood, a bumper, and a fender are integrally formed into a single component so as to reduce the weight thereof is disclosed. The hood-integrated vehicle body includes a front vehicle body part, which is constructed such that a hood is integrally and rotatably connected to a front portion of the front vehicle body part and is openable at a rear side thereof, a lifting unit mounted to the front part of the vehicle so as to rotate the hood, and a locking unit, which is mounted to the front part of the vehicle so as to selectively engage the hood with the front part of the vehicle such that the engagement of the hood is released so as to allow the hood to be opened by means of the lifting unit upon manipulation for opening the hood.

A first installation tool (FIT) for defining the precise location of door hardware on a door that receives a portable locking device (PLD) therein and a second installation tool (SIT) for forming a floor strike at a precise floor location that the PLD interacts with when installed in the door hardware. The FIT includes a pair of adjustable vertically-oriented panels with apertures therein, and a vertically-adjustable base, for releasably securing to the bottom of the door to define and guide a drill to form door apertures for securing the door hardware thereto. The SIT includes a drill, mounted vertically on a base that can be precisely moved horizontally. The SIT includes a coupling assembly that releasably engages with the door apertures. When activated, the drill drills down vertically to remove floor material and is incrementally moved horizontally to forms a precise well in the floor to form the floor strike.

The invention discloses a sliding door locking structure and a sliding door mechanism, the sliding door locking structure comprises a lock box, the lock box comprises a lock box assembly part and a lock groove, and the lock box assembly part is used for being assembled with an upper rail; the vertical frame is provided with a sliding rail in the length direction of the vertical frame, and the vertical frame is used for being assembled with the side edge of the door body; the lock rod is arranged in the sliding rail in a sliding mode, one end of the lock rod is used for being connected with the lock groove in a matched and inserted mode, and the other end of the lock rod is in linkage with a handle of a door body so that the lock rod can stretch into or be separated from the lock groove. A lock hole or a lock tongue does not need to be arranged on the side edge of the door body, key components such as the lock box and the lock rod are hidden in the upper rail and the vertical frame, exposure of the lock is reduced, the safety of the door body is improved, meanwhile, the structure of the lock is simplified, the production efficiency is improved, and the production cost is reduced.

The utility model relates to a door opening aisle assembly based on pedal control. The door opening aisle assembly comprises a bottom driving assembly and a door shaft, wherein the lower end of the door shaft is rotationally arranged on the bottom driving assembly; a door plate is arranged on the door shaft; the bottom driving assembly comprises an equipment shell fixed on the ground; a bearing fixing seat is vertically arranged in the equipment shell; the door shaft is arranged in the bearing fixing base in a swinging mode through the rotary supporting piece. The device is reasonable in design, compact in structure and convenient to use.

A device comprises first and second cables (2) operated in locking and unlocking a vehicle door, upon movement of a manipulating member (3) of the device arranged on a first rotational axis (R1) between positions at opposite sides of a normal position, alternately via structures of connections from each of the first and second cables (1, 2) to the manipulating member (3) with openings respectively accommodating the cables' ends and arranged for a movement on an arc with a radius extending from either the first or a second rotational axis (R1, R1). The structures provide a slot twice or combined with a set of structures formed by a cooperating member (5) arranged on the second rotational axis (R2) arranged for and interacting portions of the manipulating and cooperating members (3, 5) shaped for synchronizing parts of the movements for which the openings are arranged, each slot (4) forming one of the openings for moving an accommodated cable end.

The invention discloses a ring main unit linkage type locking structure and a ring main unit, and relates to the technical field of power transmission and distribution switch equipment. The automatic locking device comprises a lock body, an automatic locking assembly and a handheld unlocking frame, the automatic locking assembly is fixed to the back face of a cabinet door of the switch cabinet, a mounting groove is formed in the cabinet door of the switch cabinet, the lock body is mounted in the mounting groove, the lock body is unlocked through the automatic locking assembly when powered on, and the lock body is unlocked through the handheld unlocking frame after powered off. Through the design of the automatic locking assembly, the lock body and the like, the automatic locking assembly controls the lock body to be unlocked and locked during power on, a special handheld unlocking frame needs to be used for unlocking and locking during power off, the situation that a worker opens a cabinet door by mistake when equipment is powered on or operation conditions are not met can be effectively avoided, and safety accidents such as electric shock are prevented; in addition, during on-off unlocking or power-off unlocking, a row of ring main units can be opened in a linkage mode at a time, a certain specific ring main unit can be opened independently, and use convenience is improved.

A door system comprises a door, the door including a latch assembly configured to latch the door to a door frame to maintain the door in a closed position and to unlatch to allow the door to open to an opened position. A foot pedal is operatively connected to unlatch the latch assembly upon actuation by a user's foot. In certain embodiments, a handle can be operatively connected to unlatch the latch assembly upon actuation a user. The door system further includes the door frame and set of hinges operatively connecting the door to the door frame.

The utility model provides a door lock linkage system of a double-open half-height platform door, which comprises a main body frame, a left sliding door assembly and a right sliding door assembly, and the left sliding door assembly and the right sliding door assembly can synchronously and reversely move relative to the main body frame; the main body frame is provided with a door lock device which is used for limiting the movement of the left sliding door assembly; the left sliding door assembly is provided with a left door manual unlocking device, and the right sliding door assembly is provided with a right door manual unlocking device. The door lock linkage system of the double-opening half-height platform door can achieve the reliable locking function of the double doors under the condition of being combined with synchronous belt driving, compared with a door lock system of a single door matched with a single lock of a traditional half-height platform door, one locking point is reduced, the system synchronization and stability are improved, meanwhile, the cost is reduced, and the system safety is improved. And the two sliding doors in the same frame are unlocked in a synchronous linkage mode through the manual unlocking device on any sliding door, operability is greatly improved, and the emergency escape requirement of the high-speed rail double-door half-height platform door can be better met.

A hands-free door operating apparatus includes a housing attachable to a hinged door, an activation arm configured to receive foot pressure, and an opening arm arranged to couple to a nearby structure. Foot pressure on the activation arm initiates a mechanical sequence using rack-and-pinion assemblies and springs of differing force to open the door. A toggle lever temporarily restrains a return spring to allow the door to open under a weaker spring force, then releases the return spring to automatically re-close the door. The system enables door operation through a single foot input, without the use of hands.

A latching device may include an actuator configured to actuate between an actuated state and an unactuated state, a first rod including a threaded end, and a first rod coupler operatively coupled to the actuator and the first rod and configured to transfer force between the actuator and the first rod. The first rod coupler may include a rod receptacle configured to rotate about a first axis and to at least partially receive and engaged the first rod. The first rod coupler may also include a rod adjuster rotatably coupled to the rod receptacle and configured to rotate about a second axis to rotate the rod receptacle about the first axis. The rotation of the rod receptacle may change the position of the first rod relative to the actuator.

A center slide assembly for a multi-point exit device. Upper and lower spool assemblies may be displaced from first positions to second positions along an inner region of a center slide. The displacement of the spool assemblies may displace upper and lower pull cables so as to retract latch mechanisms from extended positions to retracted positions. A first latching pin may be displaced, along with the displacement of the upper spool assembly, along an abutment surface of a tilting link so as to pivotally displace the tilting link from an unlocked position to a locked position. Displacement of the lower spool assembly may displace a second latching pin to a position wherein the second latching pin may be received and retained within a jog of the tilting link when the tilting link is in the locked position, which may thereby retain the associated latch mechanism in the retracted position.

The invention relates to the technical field of door locks, in particular to a cabin door lock of an airplane, a lock body comprises a mounting panel and a spring bolt assembly, the spring bolt assembly is connected with the mounting panel, the mounting panel is mounted on a cabin door, and the spring bolt assembly is buckled with a lock catch on a door frame; the first handle mechanism is inserted into the lock body, a linkage piece is arranged at the end of the first handle mechanism, and the linkage piece pokes the spring bolt assembly when the first handle mechanism rotates. The second handle mechanism is installed on a cabin door, the two ends of the traction rope are connected with the second handle mechanism and the spring bolt assembly respectively, and the second handle mechanism pulls the spring bolt assembly through the traction rope when the second handle mechanism is rotated. By means of the design, the structure is simple, and the first handle mechanism outside the cabin door and the second handle structure in the cabin door can be connected with each other without a too complex structure.

In a locking assembly for a lockable cabinet system, a base supports an electronic lock for locking and unlocking the cabinet. The electronic lock may be releasably attachable to the base at a plurality of spaced apart positions. A one-piece release bar can be connected to an override toggle of the electronic lock. First and second electronic lock override devices may be connected to the release bar for independently overriding electronic actuation of the lock. The electronic lock may be supported on the base such that the electronic lock is separated from the wall of the cavity or the base by a gap. An externally adjustable cam lock can be provided to selectively override the electronic lock. Such cam lock can further inhibit removal of a cover of the locking assembly when locked and allow removal of the cover when unlocked, thereby providing tamper-resistance.

A mechanical system designed to open iron security bars fixed on windows during emergencies. The system operates through two activation methods: manual and automatic, ensuring rapid escape during fires. It includes a heat-sensitive mechanism that automatically triggers the opening without the need for external power sources. This innovation complies with international fire safety standards and is suitable for retrofitting existing windows or installing in new ones across various building types.

The shielding door with the passive drainage function comprises a door frame, a door leaf is connected to the door frame through a hinge, a locking mechanism is arranged on one side of the door frame, opening and closing of the door leaf are achieved through the locking mechanism, a drainage door is connected to the door leaf through a rotating shaft, a drainage door lock is arranged at the bottom of the door leaf, and the door leaf is connected with the drainage door through a rotating shaft. A pulley is arranged on the wall on the lower portion of the door frame, a zipper A is arranged on the pulley, a floating ball A is arranged at one end of the zipper A, a balancing weight is arranged at the other end of the zipper A, and the balancing weight is connected with a drainage door lock through a zipper B. When the water level on one side of the shielding door rises, the drainage door on the shielding door is passively started through the floating ball device, accumulated water is drained to the other side of the door, field operation of personnel is not needed, and the personal safety of the personnel is guaranteed.

The present invention relates to a blocking device to be used with a locking system of a closing structure for a compartment, the blocking device comprises an engagement member arranged movable between an non-engaging position out of contact with a locking system and an engaging position enabling operation of the locking system, a blocking arrangement operably connected to said engagement member wherein the blocking arrangement blocks movement of said engagement member in the non-engaging position, an activator operably connected to said blocking arrangement wherein operation of said activator enables an unblocking of said engagement member by said blocking arrangement.

In one form, a multipoint locking assembly includes a first latch device, a second latch device, and a mortise assembly coupled to the first and second latch devices. The mortise assembly may comprise a first transmission coupled to the first latch device via a first flexible member, a second transmission coupled to the second latch device via a second flexible member, and an actuation assembly operable to actuate the first and second transmissions. At least one of the transmissions comprises a slack removal device operable to remove slack in the flexible member to which it is coupled, thereby ensuring proper transmission of pulling forces between the transmission and the latch device.

The invention relates to a fitting (1) for a building door (2) comprising a locking element (4) which is guided to be translationally displaceable at least in sections, and a locking mechanism (5) by which the locking element (4) can be moved into a first locking position and a second release position, wherein the locking mechanism (5) has a linearly displaceable first bolt (6) and the locking element (4) has a linearly displaceable second bolt (7), wherein the first bolt (6) and the second bolt (7) are mechanically connected to each other via a rotatable cam disk (8), so that a translational displacement of the first bolt (6) causes a translational displacement of the second bolt (7) in the same direction.

The utility model provides a self-closing locking device of a single air door for a coal mine, which relates to the technical field of a coal mine ventilation system and comprises a door plate, a mechanical locking device and a balancing weight, the door plate is arranged on roadway walls, the mechanical locking device is hung at a position between the roadway walls on two sides, a guide wheel is rotatably arranged above the front side of each roadway wall, and the balancing weight is arranged on the front side of the roadway wall. A first steel wire rope is connected to the upper portion of the front side of the door plate, and a movable pulley is rotationally installed at the top of the balancing weight through a support. According to the utility model, the pulley blocks are additionally arranged at the two door plates, the first steel wire rope is wound around the first pulley block and is connected with the balancing weight, and the other end of the balancing weight is wound around the second pulley block through the second steel wire rope and is connected to the mechanical locking device; therefore, the linkage locking function of the two single air doors is achieved, and the problem that the two air doors can be opened by 50% at the same time is solved.

An external controller (1) for emergency devices for opening doors to passages to access and exit an environment, the devices comprising actuation means for respective latches associated with a face of the door directed toward the inside of the installation environment and a cylinder lock (6) operatively associated with the actuation means and with the latches. The controller (1) comprises: at least one actuator (2) provided with a fixed grip portion (3) for a user, at least partially protruding from an external face of the installation door, the actuator (2) being configured to produce the retraction of at least one of the latches upon the movement by a user of the key (6a) in the cylinder lock (6); at least one gear system (4), interposed between a pivoting shaft (5) of the grip portion (3) and the cylinder lock (6), which defines a specific mechanical reduction ratio between the moment necessary for the retraction of the at least one latch and the moment applied by the user on the key (6a) in order to impose such retraction.

The invention discloses a pressure-bearing quick door opening device for a medium-high pressure container. The pressure-bearing quick door opening device comprises a door locking frame, a door body, a lifting device and a safety interlocking device, an annular locking plate is arranged on the inner side of the outer end face of the door locking frame, an annular locking gap is formed between the annular locking plate and the frame body, and a notch is formed in the annular locking plate. The door body comprises a fixed part and a rotating part, the edge of the rotating part is provided with door meshing teeth corresponding to the notch, and the rotating part is connected with a second door body locking plate. The lifting device is installed on the door locking frame, and the output end of the lifting device is movably connected with the second door body locking plate through a lifting pin shaft. The safety interlocking device has three-stage protection: pressure interlocking prevents door opening when the container has pressure; the mechanical interlocking ensures that the rotating part can only move at the unlocking position through the anti-rotating body; the motion interlock prohibits the actuation of the drive mechanism when the incisor is not completely disengaged. The device is compact in structure, light in weight, capable of achieving automatic locking and unlocking, convenient to operate, capable of achieving multiple safety protection and suitable for medium-high-pressure rapid sealing occasions.

The utility model discloses a novel intelligent foaming and cleaning assembly type public lavatory belongs to assembly type public lavatory technical field, this novel intelligent foaming and cleaning assembly type public lavatory, including base mechanism and locking mechanism, the top of base mechanism is provided with front wall mechanism, the rear end of front wall mechanism is provided with two side assembly boards, the top of side assembly board is provided with roof board mechanism, the rear end of side assembly board is provided with rear wall mechanism. The utility model discloses through the setting of foaming closet, energy storage box, solar panel and ceiling lamp, realizes solar energy charging, can also reduce the smell of public lavatory, is favorable to improving the energy -conserving nature and environmental protection of the device, the utility model discloses through the setting of front wall mechanism and locking mechanism, when personnel washes and rinses and leaves the device, can open public lavatory door through the foot -operated action to reduce the contact of hand and the device, prevents cross infection, is favorable to improving the health of the device.

A system and method for a universal locking system that mounts to any type of door, clamping and reinforcing the door from both sides. The system and method is compliant with the intent of CMS, NFPA, TJC codes & standards, allowing the occupant to participate in his own decision to run, hide or fight. Wall-mounting the locking device and allowing the occupant to remove the device and install it at the door complies with the ANSI "Knowing Act" and requires the occupant to activate the locking device. Removal of the device from the wall mounting, immediately alerts first responders of potential sheltering-in-place while providing a remote audio / visual alarm, while identifying location of the device. Alert locations include nurse stations, staff locations, building securing desk / offices and fire command. A key override is provided so that responders / authorities can gain entry without requiring any special knowledge of the locking configuration.

Apparatuses, methods, and systems for providing a locking apparatus for resisting movement of an openable element are described. The locking apparatus includes a mounting bracket, a central member, a stop plate, and a housing. The mounting bracket is couplable to the openable element. The central member is couplable to the mounting bracket and includes a body, an actuator, a lifting member coupled to the body and configured to be raise or lowered. The stop plate may be coupled to the frame of the openable element and aligned with at least a portion of the lifting member for restricting movement of the openable element when the lifting member is raised. The housing may be coupled to the mounting bracket and is generally used for aesthetic purposes. The locking apparatus may be one of a plurality of locking apparatuses grouped together for singular or group control, such as, for active shooter situations.