Abstract: The present application provides a display device which is adapted to changes in the installation environment. The present application provides a display device comprising a display panel, a main board spaced apart from the display panel and configured to control a driving signal, an auxiliary board disposed adjacent to the display panel and configured to receive a driving signal from the main board and provide the display panel with the driving signal in an appropriate form for image reproduction, and a bridge board interposed between the main board and the auxiliary board so as to connect the main board to the auxiliary board.

Abstract: A display device includes: a display panel; a stand disposed at a first side surface of the display panel; a blowing fan disposed inside the stand; and a duct disposed at a second side surface of the display panel and connected to the stand.

Abstract: A modular desktop computing system includes a display stand chassis having a display stand base, a display stand support member extending from the display stand base and including a display device mounting subsystem, and a display stand cover removeably coupled to the display stand support member to define a computing module housing between the display stand support member and the display stand cover. A display device is removeably mounted to the display device mounting subsystem. A computing module is located in the computing module housing. The computing module includes a computing module chassis removeably positioned in the computing module housing and housing: a processing system coupled to the display device, and a memory system coupled to the processing system. The memory system includes instructions that, when executed by the processing system, cause the processing system to provide for the display of images on the display device.

Abstract: A computing device includes one or more microphones that function seamlessly with other components within the computing device. In one embodiment, a microphone opening is disposed underneath a keyboard with a channel from the microphone to an opening between the keyboard webbing and a keycap of the keyboard. In another embodiment, two microphones can be spaced apart from a keyboard region of the device and a third microphone can be disposed underneath the keyboard region with an channel from the microphone to an opening between the keyboard webbing and a keycap of the keyboard.

Abstract: A modular desktop computing system includes a display stand chassis having a display stand base, a display stand support member extending from the display stand base and including a display device mounting subsystem, and a display stand cover removeably coupled to the display stand support member to define a computing module housing between the display stand support member and the display stand cover. A display device is removeably mounted to the display device mounting subsystem. A computing module is located in the computing module housing. The computing module includes a computing module chassis removeably positioned in the computing module housing and housing: a processing system coupled to the display device, and a memory system coupled to the processing system. The memory system includes instructions that, when executed by the processing system, cause the processing system to provide for the display of images on the display device.

Abstract: An anti-accommodation paresis apparatus for a computer screen may include a controller configured to emit a control signal to drive a motor operably coupled to the controller and responsive thereto, and a computer screen support configured to couple to a computer screen, the computer screen support mechanically coupled to the motor. The motor may be configured to receive the control signal and operate to move the computer screen support closer to and farther away from a viewer of the computer screen according to an automated, predetermined pattern at a predetermined speed of movement selected to reduce accommodation paresis of the viewer.

Abstract: The present invention relates generally to a gaming and/or entertainment device having at least one screen which is adjustably arranged at a device panel. In this respect, the invention in particular relates to a multigame table having a plurality of player positions at which one respective screen is arranged at a table panel and/or desk panel. In accordance with the invention, the at least one screen is adjustable between a lowered position lowered into the device panel substantially without projecting over the device panel and an operating position protruding out of the device panel. The lowered position can in particular serve as an idle position in which the respective screen is so-to-say not in the way and a substantially planar device surface, in particular a table surface, can be provided. In the named lowered position, the screen can optionally be lowered beneath the device panel and the corresponding cut-out can be closed by a cover.

Abstract: In embodiments of electronic compensated pivot control, a computing device includes a device housing that is integrated with a display device, and the device housing tilts for multiple display positions. Pivotable components pivot in coordination to position the display device in a display position, and sensors detect positioning inputs that are received to re-position the display device. Actuators are implemented for electronic actuation to drive the pivotable components to position the display device, and clutches are implemented to limit movement of the pivotable components. A pivot controller is implemented to receive input data corresponding to a user input to change a position of the display device, control the actuators based on the input data to assist with positioning the display device, receive an indication that the user input has stopped, and control the one or more clutches to hold the position of the display device.

Abstract: A display apparatus which enables a display to rotate with a tilting angle across a large range is provided. This allows a user to, conveniently use the display apparatus in order to enable quality of use to be improved during a tilting operation, and slim and elegant appearance to be implemented. The display apparatus includes a display configured to display an image on the front surface, a stand supporting the display, and a hinge device connecting the display to the stand such that the display may be tilted, wherein the hinge device includes a guide member formed on a rear surface of the display, a latch fixed to the stand and to slide along the guide member when the display is tilted, and a fixing member fixing the display not to move when an external force applied to the display is removed.

Abstract: An electronic device includes an arm that pivots with respect to a body of the electronic device, a device that pivots with respect to the arm, and a link mechanism that includes a slider disposed along the arm, the link mechanism moving the slider along the arm upon pivoting of the device such that the arm pivots in a direction opposite to a pivoting direction of the device.

Abstract: A shaft is rotatably supported by an upper housing (base), a raising and lowering gear for a monitor is rotatably supported by the shaft, and a pivot gear and a guide member are unrotatably supported by the shaft. A rack and a guide rail are disposed on the back face of the monitor such that the raising and lowering gear meshes the rack and the guide member slidably engages with the guide rail. When the raising and lowering gear rotates by a drive source of a first motor, the guide rail is guided by the guide member to move upward and downward, and accordingly, the height position of the monitor is adjusted. When the pivot gear rotates by a drive source of a second motor, the guide member rotates along with the shaft, and accordingly, the tilt angle of the monitor is adjusted.

Abstract: A tilt mechanism for an electronic display. A tilt mechanism including a counterbalancing mechanism having a compression spring assembly. Such tilt mechanism allowing an electronic display to be positioned at a variety of tilt angles. A tilt mechanism including a support that is pivotable with respect to a support surface.

Abstract: A hanging device includes a wall-connecting frame, an object-connecting frame, and a plurality of connectors. The wall-connecting frame includes a connecting bracket that has a plurality of connecting holes formed in front and rear end faces thereof. The object-connecting frame is connected to the connecting bracket and is adapted for connection with an object. Each connector extends through one of the connecting holes in the rear end face and a corresponding connecting hole in the front end face, and is connected to the object-connecting frame. The connectors are operable to move the object-connecting frame forwardly and rearwardly relative to the wall-connecting frame.

Abstract: A bipod mount for positioning a PDA device for ease of use by a recumbent person comprises a rigid post with slidably adjustable clamping jaws thereon for engaging upper and lower edges of the PDA device. The rigid post is held in a structure including a pair of friction hubs affixed to upper ends of a pair of arms that can be splayed due to the use of the friction hubs. At the second end of the arms are pivotably mounted foot members. The assembly is collapsible to a small size for storage.

Abstract: An apparatus to support a device includes a first base; a first support; a first base-support hinge adapted to rotatably couple the first base and the first support along a first axis of rotation; a first swivel slidably connected to the first support and having a first cut-out adapted to receive a first portion of the device; a second base; a second support; a second base-support hinge adapted to rotatably couple the second base and the second support along a second axis of rotation; and a second swivel slidably connected to the second support and having a second cut-out adapted to receive a second portion of the device spaced apart from the first portion of the device.

Abstract: An adjustable mounting assembly has first and second mounting portions. The first mounting portion has an engagement arm with an adjustable end having first engagement teeth disposed about a first axis of rotation. The end portion has an adjustable second portion rotatable about the first axis of rotation, and having second engagement teeth that intermesh with the first engagement teeth to retain the second portion in an adjustable pan-position. The second portion has third engagement teeth disposed about a second axis of rotation angularly offset from the first axis of rotation. A second mounting portion is adjustably attached at an attachment portion to the first mounting portion, and the attachment portion has fourth engagement teeth disposed about the second axis of rotation that intermesh with the third engagement teeth to retain the second mounting portion is a selected tilt position.

Abstract: A pedestal structure of a cash register display is disclosed, including a base, a supporting arm, a retaining shaft lever, at least one extension spring and a display loading plate. Multiple retaining grooves and an inclined slide walls are arranged on each of two side plates of the base. The supporting arm is pivoted between the two side plates through a first pivot unit, and a first end section of the supporting arm is provided with a slide opening. The retaining shaft lever passes through the slide opening and is positioned in one of the retaining grooves or on the inclined slide wall of each of the side plates. The extension spring is installed between the first pivot unit and the retaining shaft lever. The display loading plate is pivoted on a second end section of the supporting arm.

Abstract: A flat panel television console and support kit allows the consumer to employ any of three modes of support, namely stand mount, console mount, and wall mount. The console assembly has upper and lower shelves on upper and lower shelf supports, which are supported between a pair of legs. A bridge receptacle is located on the upper end of each leg. A bridging structure has ends that can be received in the bridge receptacles. A vertical column having a lower end is detachably secured to the bridging structure at a joint so that the vertical column extends upwardly from the bridging structure, providing an elevated support for a flat panel television. A cap structure can be received in the bridge receptacles when the bridging structure is not used, and a flat panel television may be mounted on a stand on the console or on a wall mount.

Abstract: A swinging support device is provided which includes: a display device 120 which is opened and closed between a stowage position 121 and a view position 122; an opening and closing mechanism 110 operable to open and close the display device 120; a retaining mechanism 130 for holding the display device 120 located at the view position 122 by switching between at least two levels of retaining forces; a first acceleration sensor 160 mounted to a top inner surface portion 190 of a movable carrier in the vicinity of the display device 120; and a second acceleration sensor 170 mounted to the display device 120.

Abstract: The present invention relates to a support structure. A main hinge of the structure is installed with a stop mechanism, so when an object to be supported is placed at a higher location while being in an unfolding state, the object to be supported is restrained from being rotated from a vertical state to a horizontal folding state, thereby preventing falling due to the unstable gravity center; when a connection unit is folded towards a base, an upper end of a first auxiliary connection member links the stop mechanism to rotate for gradually altering the stopping location, so the object to be supported is enabled to be horizontally folded; as such, the object to be supported can be maintained in a stable state during the folding process, thereby preventing the occurrence of falling.

Abstract: A curved track can be attached to a chassis. An extension can be attached to a base. The chassis can be attached to the base. The extension can be in contact with the curved track.

Abstract: A support apparatus has a positioning disc mounted on a sucking disc. An operation disc is mounted on the positioning disc and has a receiving hole. Two bevel ribs are arc-shaped, are formed on and protrude along an inner wall of the receiving hole. The sucking disc has a column mounted through the positioning disc and the receiving hole of the operation disc. A pin is mounted through the column, with two ends of the pin protruding beyond the column and abutting against the two bevel ribs of the operation disc. By rotating the operation disc to axially move the pin upon abutting against the bevel ribs to pull the sucking disc, the sucking disc can be adhered to a tablet PC. A pivotable stand connected to the positioning disc can be rested on a desk to facilitate viewing at any angle.

Abstract: A golf car employs a mounting system to attach a display device to the golf car housing such that the display device is movable so as to facilitate viewing of a display screen of the display device by a user whether the user is located inside or outside the golf car. In one embodiment, the mounting system includes a rigid base member, a swivel member and at least one extension member. The swivel member mechanically connects the display device to the rigid base member and facilitates rotation of the display device about a vertical axis in a range of 0 to about 360 degrees relative to an initial position of the display device. The extension member is connected to the rigid base member and facilitates upward and downward movement of the display device distally from at least one point of attachment of the mounting system to the golf car housing.

Abstract: A multidirectional support structure for tablet display apparatus includes a support member having a first end section and a second end section opposite to the first end section. The first end section is pivotally connected with an angle adjustment seat. The angle adjustment seat is further pivotally connected with a rotatable connection assembly. The connection assembly is formed with a receiving space for receiving the tablet display apparatus. The second end section of the support member is pivotally connected with one side of a base seat. The other side of the base seat is pivotally connected with a board body. The board body can be connected with multiple press keys as necessary to form a keyboard. Accordingly, the tablet display apparatus can be co-used with the keyboard and rotated and tilted by different angles and supported in different inclined positions.

Abstract: A support structure for tablet display apparatus includes a support member and a connection assembly. The support member has a first end section and a second end section opposite to the first end section. The first end section is connected with the connection assembly via an angle adjustment seat, whereby the connection assembly can be rotated or tilted relative to the angle adjustment seat and located. The connection assembly is formed with a receiving space for receiving a tablet display apparatus. The second end section of the support member is pivotally connected with a base seat. Accordingly, the tablet display apparatus can be rotated and tilted by different angles and supported in an inclined position in adaptation to different situations and requirements.

Abstract: The invention includes a display positioning assembly including a pivot mechanism adapted to accommodate a range of display weights.

Abstract: An auxiliary support device for flip touch screen includes a main body and an upper cover having a touch panel. The main body is preformed with a cavity for assembling with a base seat. The upper cover is preformed with an elongated recess corresponding to the cavity. A slide rail is assembled in the elongated recess. One end of a link member is movably pivotally connected with an outer end of the base seat. A bottom end of a slide member is movably pivotally connected with an inner end of the base seat. The slide member is assembled in the slide rail. The other end of the link member is slidably connected with of a surface of the slide member. When the upper cover is turned upward, the link member is turned upward with the slide member to obliquely support the upper cover.

Abstract: A portable computer comprises a base, a display module, at least one support element and at least one sliding assembly. The base comprises a first area and a second area. The display module comprises a connect end and a display face. Each support element comprises a first end pivoted on a portion of the display module other than the display face and a second end pivoted on the rear end of the base. Each sliding assembly comprises a slide rail disposed at least in the second area and a sliding block connected with the connect end and moved along the slide rail. Each sliding block includes at least one stable structure for at least decreasing gaps between the slide rail and the sliding block.

Abstract: The present invention is directed to a display mounting apparatus for mounting a flat screen television monitor or the like to a wall. The mounting apparatus provides four degrees of freedom for the flat screen display in lateral translation, tilt, swivel and pan directions. The combination of two two-link arms, counterbalancing torsion springs and friction mechanisms provides for ±20 degrees in the tilt and swivel directions.

Abstract: A support stand suitable for a hand-held device is provided. The support stand has a first support member and a second support member. The second support member slidably fits the first support member and could be temporarily fixed at different positions on the first support member to adjust the length of the support stand. The hand-held device has a display screen and an antenna. Because the length of the support stand is variable, the hand-held device could be laid on the table by various inclination angles. Besides, the projections of the support stand and the antenna on the display screen are not overlapped, and the influence of the support stand made of metal on the signal of the antenna would be lowered.

Abstract: A display mount includes a wall interface that can be attached on a wall and a display interface that can be attached to a flat panel display. The width of the wall interface can be adjusted to accommodate flat panel display of different sizes. The display interface can be positioned on the mounting interface and adjusted to achieve a desired viewing angle of flat panel display. The display mount enables the flat panel display to be self balancing at any point along the tilting travel of the display and avoids contact between the wall and the display when the display is tilted.

Abstract: A television mount assembly suitable for mounting a television to a wall, especially over fireplaces and other obstacles. The mount assembly secures a television (TV) to a wall via two arms and a spring mechanism thereby allowing it to extend away from the wall while at the same time allowing the television to swivel. It includes a mechanism to straighten the television as it is positioned close to the wall. The spring mechanism is calibrated by means of a calibration screw, spring block, and locking screws. A handle enables a user to grasp the mount assembly for changing the position of the television. A temperature gauge on the handle displays ambient temperature proximate to the television to warn users if the temperature is too high for the television to safely operate. A means of setting a maximum extension prevents the television from extending beyond a point set by the user.

Abstract: The present invention relates to a display device. According to the present invention, the display device comprises: a display body from which an image is outputted; and a flip hinge assembly which is coupled with the display body, wherein the flip hinge assembly comprises: a fixing unit that is fixed to the display body; a rotation unit that is coupled with the fixing unit to allow rotation thereon; a first elastic member that is coupled with the rotation unit and the fixing unit; and a second elastic member that has one end coupled with the fixing unit, and has the other end selectively contacted with the rotation unit, wherein said second elastic member provides, to the rotation unit, an elastic force which is opposite to an elastic force provided to the rotation unit by the first elastic member. Thus, according to the present invention, an initial tilting angle of the display body is automatically set, thereby increasing user convenience.

Abstract: The present invention relates to an automated teller machine for a vehicle driver, and more particularly, to an automated teller machine for a vehicle driver in which a display unit itself of the automated teller machine is configured to be rotatable so that the vehicle driver may manipulate the display unit conveniently, whereby the vehicle driver can easily verify the data displayed on the display unit and input the information as necessary.

Abstract: The present invention is to provide an electric display device turning base capable of stabilizing and turning a direction of a thin-screen display device. This display device turning base is provided with a first base portion; a mounting and fixing portion; a pair of arc guide rails installed in the mounting and fixing portion in such a manner that a center point of an arc thereof is arranged on a horizontal line passing through a gravity center of the thin-screen display device mounted and fixed to the mounting and fixing portion and extending in a left and right direction; a support roller for supporting the arc guide rails turnably around the horizontal line in a state that the center point of the arc guide rails is arranged on the horizontal line, the support roller being rotatably installed in the first base portion in a standing manner; and an electric drive mechanism for turning the arc guide rails around the horizontal line.

Abstract: An apparatus for a flat panel is disclosed. The apparatus comprises a flat panel assembly and a hinge mechanism coupled to the flat panel assembly. The hinge mechanism is adaptable to an industry standard mount and a non-industry standard mount. A system and method in accordance with the present invention allows for the replacement of a non-VESA standard compatible display mount with a display mount that is compatible with the VESA standard. Utilizing the system and method in accordance with the present invention, such a replacement can be accomplished with minimal effort, and in an efficient manner.

Abstract: A flat panel television console and support kit allows the consumer to employ any of three modes of support, namely stand mount, console mount, and wall mount. The console assembly has upper and lower shelves, and a vertical column is secured to the console at a joint. A base plate can be fastened to the upper shelf of the console so that a flange on the base plate extends upwardly to support a vertical column that supports a TV mounting frame over the console. Alternatively, when the consumer wishes to mount the TV on the wall or on the console, the base plate can be fastened to the upper shelf in an inverted position so that the upper surface of the upper shelf is substantially flat.

Abstract: A mounting system for adjustably mounting a flat panel display to a support medium. The system consists of a frame assembly that can be attached to a support medium. One or more adjustable mounts are attached to the frame assembly, and a flat panel display is attached to the adjustable mounts. Each adjustable mount can extend from a retracted position to an extended position in order to tilt the flat panel display and provide an optimum viewing angle to a viewer. As the adjustable mount extends, the center of gravity of the attached flat panel display moves in approximately a horizontal plane, enabling the display to be tilted by a user with a minimum amount of applied force. In some embodiments, a friction assembly is provided to maintain the selected position of each adjustable mount.

Abstract: Provided herein is a display apparatus including a hinge having a coupling part coupled to a panel and a body part connected to the coupling part, a stand neck coupled to the body part, a main base having a fixing part, to which the hinge and the stand neck are fixed, a main board including a power board and a signal board connected to each other so as to form a two-layer stacked structure so that the power board and the signal board are mounted in a space of the main base as a single module, and a cover assembly including a middle cover to accommodate the main base, the middle cover being provided with a mounting part corresponding to the fixing part.

Abstract: The instant disclosure relates to an angle adjustable device, which includes: a base having a fixing member disposed thereon, where the fixing member has a fixing surface; a switch mechanism having a locking ring, a first gear, and a second gear, while at least one block protrudes from the inner surface of the locking ring, with the first gear having a contact incline slidingly abutted by the block, where the contact incline is defined with a first end and a second end, where the first gear is received by the locking ring and capable of meshing with the second gear; and a rotator having at least one connecting member connected to the second gear. The instant disclosure also discloses an electronic display unit using the same.

Abstract: A support bracket includes a sliding assembly including a mounting board, two guiding elements, a fixing board, a sliding rod and an elastic member. The guiding elements are oppositely fixed to the mounting board, the sliding rod includes two sliding blocks. An arched guiding groove is defined in the longitudinal length of each guiding element, in which one of the sliding blocks is slidably located. The sliding rod and the guiding elements tilt the mounting board at different angles relative to the fixing board when the sliding rod slides relative to the mounting board along the guiding grooves. The elastic member provides an elastic force opposite to a gravity of the mounting board and the guiding elements to position the mounting board at the different angles.

Abstract: A supporting apparatus for a display device is provided. The supporting apparatus may include a stationary unit coupled to an installation site, a device supporting unit that supports the display device, a connection unit that connects the stationary unit to the device supporting unit and that guides motion of the device supporting unit, and a tilting frictional unit interposed between the connection unit and the device supporting unit to guide a tilting motion of the device supporting unit. The tilting frictional unit may include a first arc member fixed to the connection unit and a second arc member fixed to the device supporting unit. The first and second arc members contact each other to generate frictional force.

Abstract: A mounting system for attaching an audio/visual device to a surface via a surface mounting member. The mounting system includes a support attachment bracket configured to operatively connect to the surface mounting member, a display mounting bracket configured to operatively connect to the audio/visual device, an adjustment mechanism configured to adjust a position of the display mounting bracket relative to the support attachment bracket between a collapsed position and a tilted position, and a locking feature configured to selectively engage a post for retaining the mounting system in the collapsed position. The locking feature is disposed on one of the support attachment bracket, the display mounting bracket, and the adjustment mechanism. The post is disposed on another of the support attachment bracket, the display mounting bracket, and the adjustment mechanism.

Abstract: The attachment device has a fixing member fixed to an attachment surface, first and second operating parts are configured to be manipulated from one side in the first direction parallel to the attachment surface, a first member fixed movably in the first direction relative to the fixing member, the first member being configured to move the display device in the first direction relative to the fixing member based on the operation amount of the first operating part, and a second member fixed rotatably relative to the first member, the second member being rotated based on the operation amount of the second operating part and being configured to move the display device in the second direction relative to the fixing member.

Abstract: The instant disclosure relates to a supporting apparatus for adapting to a flat electronic device. The supporting apparatus includes a pedestal and a carrying seat movably disposed thereon. The carrying seat includes a main body, a blocking member, and a bearing member. A sliding surface is formed on the main body. The blocking member is disposed on the main body, and a blocking surface is formed on the blocking member facing the sliding surface. The sliding surface and the blocking surface are arranged in gradual convergence. The bearing member is slidably disposed on the sliding surface and is separated from the blocking member. The bearing member is movable along the sliding surface in adjusting the distance between the bearing member and the blocking member. The flat electronic device is clipped fixingly by the bearing member and the blocking member on opposite sides thereof.

Abstract: An improved mounting bracket that provides an indication to an installer when a mount is not correctly aligned. The mounting bracket comprises a mounting contact portion and at least one side portion integrally connected to the mounting contact portion, with the at least one side portion defining a receiving region for accepting one or more retaining portions of a mount. The at least one side portion includes a first ramped surface at least partially outside of the receiving region. The first ramped surface configured to contact a retaining portion when the retaining portion is misaligned with the receiving region, thereby informing an installer of the misalignment.

Abstract: A pivoting apparatus includes first and second pivoting elements, and first and second waterproof structures. The first pivoting element is fixed to a base, and has a first internal space and an opening exposing the first internal space. The second pivoting element is pivoted on the first pivoting element and fixed to an electronic device. A second internal space and a gap exposing the second internal space are formed between the first and second pivoting elements. The second internal space communicates with the first internal space through the opening. The first waterproof structure is fixed to the first pivoting element and surrounds at least a portion of the opening to block liquid from entering the first internal space through the opening. The second waterproof structure is fixed to the second pivoting element and shields the gap to block liquid from entering the second internal space through the gap.

Abstract: An electronic device with supporting stands includes an input/output module, two stands and a limiter. The two stands are obliquely disposed on the back side of the input/output module. The stands are limited by the limiter to move synchronously. At the same time, the limiter has two slots penetrated by the stands to limit moving range for the stands. Then the stands are controlled to swing with an angle and finally the visual angle of the input/output module is varied in suitable range.

Abstract: A suspending apparatus is used for suspending an electronic device on a surface. The suspending apparatus includes a base fixed on the surface, a suspending assembly assembled to the electronic device and detachably suspended on the base and having a limiting unit, and a locking assembly configured on the suspending assembly and including a locking unit and a moving unit connected to an end of the locking unit. The locking unit leans upon the limiting unit. In an unlocking process, the moving unit is forced to move along a first path and drives the locking unit. The locking unit unlocks the base with rotating along a second path and moving along a third path while being restricted by the limiting unit, wherein the first and the third paths have an included angle. In a locking process, the locking unit rotates along the second path to lock the base.

Abstract: A video image display apparatus is configured such that a monitor case includes a first gear unit that rotates according to a screen angle of the monitor case, and a clutch mechanism includes: a first torsion coil spring; a second gear unit that is meshed with the first gear unit, wherein a cylindrical portion is fitted to one end of the first torsion coil spring so as to rotate; a cam unit that rotates with a cylindrical portion being fitted to the other end of the first torsion coil spring; and an engagement unit that restricts the rotation of the cam unit, wherein when the screen angle of the monitor case is changed in a near direction, the restriction for the rotation of the cam unit by the engagement unit is removed, and the second gear unit, the first torsion coil spring, and the cam unit are rotated as being interlocked with one another, and when the screen angle of the monitor case is changed in a push-in direction, the restriction for the rotation of the cam unit by the engagement unit is not removed