176results about "Construction fastening devices" patented technology

A door latch apparatus and associated system and method are disclosed. The door latch apparatus includes a profile disc with a plurality of slots and a central aperture. A handle system, includes a first handle and a second handle, are co-rotatably coupled together, via a rod, that extends through the central aperture, allowing the handle system and the profile disc to be co-rotatable. A plurality of sliders are engaged with the plurality of slots so that, when the profile disc rotates, the plurality of sliders simultaneously slide along the plurality of slots. A plurality of locking rod are coupled to a corresponding one of the plurality of sliders, and are linearly movable between an extended rod position and a retracted rod position when the corresponding one of the plurality of sliders slides along the corresponding one of the plurality of slots.

A door handle assembly comprises a handle and a release plate in mechanical communication with the handle such that actuation of the handle causes rotation of the release plate. The release plate defines a window configured to (i) receive a projection of a trip lever of a door latch assembly of a door such that rotation of the release plate causes rotation of the trip lever to facilitate rotation of a rotor of the door latch assembly to a disengaged position and (ii) receive and secure a door linkage rod assembly comprising a linkage rod that is connectable to a trip lever of a door latch assembly of a door such that rotation of the release plate causes actuation of the linkage rod to rotate the trip lever to facilitation rotation of a rotor of the door latch assembly to a disengaged position.

The utility model relates to the technical field of adjusting support, concretely to a high airtightness civil air defence door device. The utility model discloses door frame and door leaf, the inside of door leaf is equipped with adjusting device, the adjusting device includes flange bearing and two racks, the circular arc surface of flange bearing is fixedly connected with door leaf, the inboard fixedly connected with the shaft of flange bearing, one end fixedly connected with the gear of the shaft, the outside of gear is engaged with two racks, one end fixedly connected with the connecting plate of rack, one end fixedly connected with the moving plate of connecting plate, one side of two moving plates is connected with door leaf slidingly. The traditional high airtightness civil air defence door device basically adopts single point locking structure, when single point locking, impact force (such as explosion shock wave) concentrates on single locking point, causes door leaf to bear non-uniform load, and the problem that partial door leaf is easily caused to be recessed or locking point welding place fatigue fracture.

A cover device (2) for being detachably attached to and covering a framed opening (12), wherein a frame (14) surrounds the opening (12) and having an inside section (18) is disclosed. The covering device (2) comprises: a) a frame portion (4) adapted to bear against the frame (14); b) an inner frame portion (6) adapted to extend through the opening (12) and c) at least one moveably arranged push structure (8) protruding from an end portion (36) of the inner frame portion (6) and is arranged to press towards the inside section (18) and hereby maintain the cover device (2) in a fixed position relative to the framed opening (12).

This disclosure relates to a sealed hatch, including a door panel assembly with multiple slots on its periphery; a door frame to which the door panel assembly is hinged, with multiple grooves on its periphery; a locking block disposed in a groove, the locking block having a locking groove; a drive unit disposed in the door panel assembly; a locking pin disposed within the door panel assembly and rotatably connected to a transmission unit, the transmission unit being connected to the drive unit, the drive unit driving the locking pin to extend out of the slot and insert into the locking groove, or retract from the locking groove into the corresponding slot; a locking pin located at the top of the door panel is a first locking pin, and a locking pin located at the bottom is a second locking pin, the first and second locking pins rotating out of their corresponding slots in opposite directions; a locking pin located on a first side in the width direction of the door panel is a third locking pin, and a locking pin located on a second side is a fourth locking pin, the third and fourth locking pins rotating out of their corresponding slots in opposite directions. This design ensures that the locking force has multiple directions, reducing the deformation of the locking pins after the sealed hatch is subjected to pressure, thereby improving locking stability and sealing reliability.

The utility model belongs to freezer technical field especially is a kind of frostless display freezer, including cabinet, and the front side hinged connection of cabinet is connected with switch door.The utility model is placed on the baffle in cabinet by the object in cabinet under the condition that switch door is closed, it is convenient to show the article in cabinet to outside, when taking article, hold U-shaped handle and press push rod, push rod is moved by corresponding connecting rod with the driving connecting plate, connecting plate is stretched to corresponding second spring in the process of moving, connecting plate is moved by hinged link with the driving square bar, square bar is moved with the driving corresponding limit ring, limit ring is stretched to corresponding first spring in the process of moving, so that square bar is separated from corresponding square groove, U-shaped handle is pulled at this time, U-shaped handle is moved with the driving corresponding drawer, drawer is slid on guide rod with the driving corresponding slider, so that rectangular hole is not shielded, take out the article on baffle, avoid the energy waste caused by switch door wide open.

The utility model discloses provide a kind of door opening automatic door locking mechanism, the shell is provided with button on the shell, transmission block is provided in the shell, lock catch is provided on the transmission block, lock catch slot is provided on the shell, the lock catch is set in lock catch slot, press the button, to make lock catch movement in shell, and the lock catch moves in shell.

The present disclosure relates to a system (1) for a sealed junction, comprising: a wall (2); a door (3); a locking device (5); and a safety device.

We provide gates equipped with drop locks that offer superior operability. [Solution] A gate comprising a door body that can be opened and closed with vertical members, and a drop lock provided on the vertical members to restrict the opening and closing operation of the door body, wherein the drop lock has a guide member provided on the vertical member and a drop rod that moves vertically guided by the guide member, the drop rod has a gripping portion provided at its upper end for the user to grasp, and the gripping portion has a guide portion that guides the movement of the gripping portion when the drop rod moves.

A safety cabinet includes an enclosure and at least one door to selectively seal the enclosure. The safety cabinet can be used to store, for example, flammable liquids, flammable waste, corrosive agents, pesticides, or combustible waste. The safety cabinet includes a heat-actuated damper including a body, a valve plate, and a pivot assembly. The valve plate is disposed within a passageway of the body such that the valve plate is movable between an open position and a closed position. The pivot assembly includes a biasing system adapted to bias the valve plate to the closed position and a fusible link interconnected between the body and the biasing system to limit movement of the valve plate from the open position to the closed position. The fusible link is configured to melt at a predetermined temperature, thereby allowing the biasing system to move the valve plate to the closed position.

This application is directed to systems and methods of locking and unlocking a hatch lid or any other type of opening having a hinged covering. In some embodiments, a blade is actuated by a motor or linear actuator. Blades of the inventive subject matter can include one or two racks that interact with one or two pinion gears. In embodiments having rotational motors, a pinion gear can be coupled with that motor and with a rack that can cause the blade to move when the motor turns. In embodiments having linear actuators, the linear actuator more directly causes the blade to move. Other embodiments of the inventive subject matter include a screw mechanism that can interact with a locker receptacle upon rotating a motor coupled thereto.

A door assembly and a protective cage are disclosed. The door assembly includes a door frame, a first door leaf, an automatic locking assembly, and a manual locking assembly. The first door leaf is pivotally mounted. The automatic locking assembly is disposed on the door frame and has a locked state and an unlocked state. The automatic locking assembly is configured to automatically switch from the unlocked state to the locked state when the first door leaf is closed in place. The manual locking assembly is disposed on the top wall of the first door leaf and has a locked position and an open position. The manual locking assembly is configured to rotate between the locked position and the open position. When the first door leaf is closed in place and the manual locking assembly rotates to the locked position, the manual locking assembly locks the first door leaf. According to the door assembly of this application, by adding a manual locking assembly to the automatic locking assembly, an additional step of manual confirmation of door closure is added, ensuring that workers can confirm whether the door is closed properly after entering the door, thus improving safety.

The present invention relates to a fuselage (G) which is an aircraft, at least one door (2) located on the fuselage (G) for providing a passenger with access into or out of the fuselage (G); at least one hinge (3) located on the fuselage (G) providing for the pivoting of the door (2) such that it can move on the fuselage (G); at least one fastener (4) providing for the securing of the door (2) to the fuselage (G) by means of the hinge (3); a handle (5) located within the fuselage (G) so as to be accessible to a user; a first position (I) in which the door (2) is fixedly positioned on the fuselage (G) so as to have a connection with the fuselage (G); at least one rod (6) located between the handle (5) and the fastener (4) in such a way that one end is connected to the handle (5) and the other end is connected to the fastener (4) for transmitting the rotational motion of the handle (5) to the fastener (4); a second position (II) having a door (2) that is separated from the fuselage (G) by the free movement of the fastener (4) which is triggered by the rod (6) with the rotation of the handle (5) by the user; the handle (5) which is brought from the first position (I) to the second position (II) by being rotated by the user; the fastener (4) which is brought from the first position (I) to the second position (II) by being triggered by the rod (6) with the rotation of the handle (5) by the user, and a trigger (7) positioned on the fuselage (G) which, with the movement of the handle (5) from the first position (I) to the second position (II), provides for the separation of the fastener (4) from the hinge (3) by the rod (6) pulling the fastener (4) from the hinge (3).

The utility model discloses a kind of anti-bending pry wood doors, the utility model relates to wood door technical field.The anti-bending pry wood door, by setting door body, slide bar, first spring, moving block, arc steel sheet and damper, anti-bending function is realized, when the side of door body is impacted, arc steel sheet generates deformation and moves towards the direction of damper, and the moving block of arc steel sheet both ends moves and extrudes first spring, first spring is extruded and generates elastic force, the impact received is buffered, prevent door body from being bent, arc steel sheet damper direction moves, the impact received is buffered again, door body is supported, the bending resistance of door body is enhanced;By setting fixed plate, connecting plate, connecting column, pivot, mounting plate, arc sliding slot, turntable and connecting groove, pry function is realized, the end of connecting plate is connected in connecting groove, strengthen the connection between door body and door frame, prevent door body from being pried open from door frame.

There is provided a straddle-type vehicle including: a battery case having an accommodation space that accommodates a battery pack and an opening for attaching and detaching the battery pack via the opening that opens the accommodation space; a pressing mechanism including an abutting member capable of abutting the battery pack in a state where the battery pack is accommodated in the accommodation space of the battery case, and a retainer that holds the abutting member abutting the battery pack while pressing the abutting member toward the battery pack; and a lid body connected to the battery case while bypassing the pressing mechanism and that opens and closes the opening of the battery case.

A closure system for the access opening in a barrier to an enclosed space for confining individuals. The closure system has an assembly for operatively associating with the access opening, wherein the assembly provides a rear frame plate, a front frame plate, middle spacer plates and a sliding door slidable between the frame plates to move between an open position and a closed position closing off the access opening. One or more door springs configured to bias the sliding door in a partially open position, when the sliding door is unlocked by an associated locking mechanism, and thereby providing single-handed functionality. Dual purpose guide-security bars along a rear surface of the sliding door are configured for both preventing the sliding door from getting jammed when sliding and for preventing a confined individual from tampering with the locking mechanism by way of the space between the rear and front frame plates.

This system includes a door strip mounted on the inside face of a door in the home. This door strip includes: - a sensor (98) capable of detecting when a handle accessible from inside the home is being pulled, and - a control unit (80) capable of: - detecting, from the sensor's measurements, an intention to leave and, in response, automatically establishing a videophone connection with a remote terminal, and - receiving a door unlocking command transmitted by this remote terminal and, in response, controlling an electric motor (60) to move a bolt mechanism (50) to its retracted state.

A window security system can include a frame assembly including a plurality of segments. Each segment can have a first end and a second end and a central channel extending longitudinally between the first end and the second end. The central channel of at least one segment can receive a member for protecting a window. The window security system can include a connector hingedly coupling the frame assembly to a window frame of the window. The window security system can include a housing defined within a segment of the frame assembly. The housing can include a lock having an actuator coupled to a bolt. The lock can couple the frame assembly to the window frame in a locked position, where the actuator can drive the bolt into a recess defined in the window frame to position the member for protecting the window.

A fire lock device (100) for a fire door comprises a housing (110), which comprises a first side plate (112) and a second side plate (114) connected to the first side plate, wherein a chamber (120S) and a chamber opening (120H) are formed between the first side plate and the second side plate. Furthermore, the fire lock device comprises a latch (130) arranged to the chamber pivotedly for allowing the latch to turn out from the chamber. Additionally, the fire lock device comprises a thermal fuse (140) arranged to the chamber, which thermal fuse prevents the latch from turning out of the chamber, and which thermal fuse is configured to allow for the latch to turn out of the chamber when a determined temperature is exceeded. The fire lock device further comprises a spring element (150) arranged to the chamber, which spring element is configured to bring the latch out of the chamber.

To provide a fire-resistant roll screen device that can provide fire protection to openings in buildings. [Solution] The system includes a roll screen 1 for opening and closing the opening 6, a bottom bar 2 provided at the lower end of the roll screen 1, a frame 3b provided on the lower side of the opening 6, a lock receiver 4 attached to the frame 3b, and a lock 5 provided on the bottom bar 2. The bottom bar 2 is fixed to the frame 3b by engaging the lock 5 with the lock receiver 4.

The present invention relates to a fitting assembly for doors or windows and for lift and slide elements such as, for example, lift and slide doors or lift and slide windows, having a cover rail for covering a fitting groove formed in a door or window and a connecting rod translationally movably guided along the cover rail. The connecting rod comprises a first portion, which rests against a surface of the cover rail, and a second portion, which projects beyond an end of the cover rail. The fitting assembly furthermore comprises a sensor board which is at least indirectly coupled to the cover rail and has at least one sensor, which operates in a non-contact manner, for sensing the position of the connecting rod, and the sensor board is located in continuation of the cover rail and at the end of same and flanks the second portion of the connecting rod. The at least one sensor is located on the side of the sensor board which faces the second portion of the drive rod.

Locking arrangement for an openable door, window or hatch is provided. The locking arrangement comprises a first gear rack (104) having a longitudinal extension as seen in a first direction C and a second gear rack (105) having a longitudinal extension as seen in a second direction B opposite the first direction C. A gear wheel (106) is arranged between and in a driving engagement with the first and second gear racks. A handle (101) is configured to be set between a locking position and an opening position by rotation. The first gear rack (104) is configured to be displaced in the second direction B and the second gear rack (105) is configured to be displaced in the first direction C in response to the handle (101) being set from the locking position to the opening position. The locking arrangement may be used in a glazed balcony, a sliding window arrangement, a door, a window or a hatch.

The present disclosure provides a door opening / closing system applied to a case having an accommodation space therein. The door opening / closing system according to certain embodiments comprises: a door that can move in one direction to cover the accommodation space; a rod bar coupled to the door; a handle coupled to the rod bar; a roller support coupled to the rod bar and moving integrally with the rod bar; a roller coupled to an end of the roller support; and a roller bracket coupled to the case. When a user moves the handle up or down, the rod bar moves integrally with the handle. The roller bracket comprises a rail that extends along moving route of the roller and corresponds to the roller.

A pop-up cover with a front insertable outlet. The pop-up cover includes sidewalls, a front panel, an outlet bracket, a lid defining a cavity within the cover, and an opening into the cavity. An outlet bracket enables straight-in insertion and securement of an electrical outlet within the cavity. A cover biasing and latching arrangement enables movement of the pop-up cover from a closed position to an open position. A recessed wall with an aperture on the cover enables easy replacement of the electrical outlet when needed. The cover biasing arrangement includes a pivot pin and a spring on the pivot pin biasing the cover to the open position. A thumb slide enables releasing the cover from the closed position to the open position. An alignment tab on the recessed wall enables rapid alignment and fitting of the outlet bracket to the pop-up cover.

The utility model relates to a latch, and specifically discloses a special quick-lock latch, which comprises a base, a cover plate, a spring and a latch rod, one end of the latch rod transversely penetrates through the base, the spring is arranged on the base, the spring will be compressed when the latch rod is pulled, the spring has a thrust force on the latch rod, and the cover plate is covered on the base so that the cover plate can cover the spring and the latch rod partially located in the base. The utility model is provided with the cover plate, the cover plate can cover the middle part of the spring and the latch rod, so dust can be prevented from entering the spring and the latch rod, in addition, after the cover plate covers the spring and the latch rod, the user's hands will not touch the spring and the latch rod, the safety of the user can be improved, and since the utility model is a spring latch, can be applied to special equipment, and quick insertion and locking can be realized.

A vehicle glove box latch and a method of assembling thereof is disclosed. The latch includes an actuator mounted for movement relative to the vehicle glove box; a rotor coupled to the actuator and mounted for rotation about a rotor axis; and a pawl coupled to the rotor and movable along a pawl axis angled relative to the rotor axis. An engagement portion of the pawl engages an opening in a vehicle in which the vehicle glove box is mounted. A coupling portion of the pawl defines a recess for receiving a detent of the rotor and resisting unintended separation of the detent from the recess in a recess direction. A retainer of the rotor is positioned to limit movement of the coupling portion in the direction of the rotor axis and to resist unintended separation of the coupling portion from the detent in the direction of the rotor axis.