Abstract: A tripod includes: a hub defining a set of leg mounts; a set of legs configured to telescopically extend from the hub and couple to the set of leg mounts; a center column including a spherical end; and a head pivotably coupled to the spherical end. The head further includes: a base section; a camera platform arranged over the base section; a set of flanges extending below the base section and extending around the spherical end; a hat arranged over the spherical end; a pivot control ring arranged about the base section, configured to drive the hat into the spherical end to fix the head on the spherical end responsive to rotation in a first direction about the base section, and configured to retract the hat from the spherical end to unlock the head from the spherical end responsive to rotation in a second direction about the base section.

Abstract: An environmentally sealed light fixture for illuminating potentially hazardous environments. The sealed light fixture includes multiple light modules that are independently rotatable to customize the direction of light emitted from the fixture. The fixture is also modular and scalable, enabling additional light modules to be added to increase lumen output or area coverage. The sealed light fixture includes sealed light chambers, electronics chambers, and sealed connections between the modules for maintaining the integrity as well as concealing the wiring and electrical connections within the light fixture.

Abstract: A method and system for mitigating inter-satellite interference are provided. The method includes modifying a beam bore-sight of a satellite according to a hexagonal mapping, identifying beams of the satellite positioned outside of the hexagonal mapping, and reducing power of the beams positioned outside of the hexagonal mapping.

Abstract: A photovoltaic panel having a distributed support frame adhered to a photovoltaic module is described. For example, the distributed support frame may include one or more support member or support mounts adhered to the photovoltaic module by an adhesive layer. The photovoltaic module may include layers bound together by an encapsulant. Accordingly, the distributed support frame may be attached to the photovoltaic module during a same lamination process used to laminate the photovoltaic module.

Abstract: A tripod includes: a hub defining a set of leg mounts; a set of legs configured to telescopically extend from the hub and couple to the set of leg mounts; a center column including a spherical end; and a head pivotably coupled to the spherical end. The head further includes: a base section; a camera platform arranged over the base section; a set of flanges extending below the base section and extending around the spherical end; a hat arranged over the spherical end; a pivot control ring arranged about the base section, configured to drive the hat into the spherical end to fix the head on the spherical end responsive to rotation in a first direction about the base section, and configured to retract the hat from the spherical end to unlock the head from the spherical end responsive to rotation in a second direction about the base section.

Abstract: A sensor installation structure includes: a sensor that has a sensing portion that senses periphery information of a vehicle; an exterior member having an opening portion that exposes the sensing portion, the opening portion being configured so as to allow changes in an angle of the sensing portion; and a cover member that is provided at an outer edge portion of the sensing portion, the cover member covering a gap between the outer edge portion of the sensing portion and a peripheral edge portion of the opening portion such that the gap cannot be seen from an exterior.

Abstract: A tripod and a method of stabilizing a collapsible stand are provided. The tripod includes three legs attached to a base that swing open to a predetermined angle against a positive stop. The legs are locked into place in the open position via a leg spreader that forces (or pre-stresses/pre-loads) the legs outward against the stops. The method includes the steps of pivoting the legs of the collapsible stand to an open pivotal position into engagement with a stop, applying a load upon the legs to force the legs against the stop, and maintaining the load upon the legs while the stand is in use.

Abstract: A tripod includes: a leg section; a hub section; and a head containing a stacked ring control system that enables a user to rapidly adjust pitch, yaw, and roll of a camera—mounted to the head—relative to the leg section and to rapidly install, lock, and remove the camera with a single hand in the same location. More specifically, the tripod includes a set of stacked control rings that fall to hand in one compact location and thus enable a user to manipulate the position of a camera mounted to the tripod and to quickly mount and dismount the camera from the tripod.

Abstract: The disclosure relates to a casing assembly, and a casing assembly and electronic device having the same. The casing assembly includes a first casing, a second casing and a fixing assembly. The second casing is slidably disposed on the first casing. The fixing assembly includes a mount, a fastener and a pressure supply component. The mount is disposed on the first casing. The fastener is disposed on the second casing. The fastener is detachably engaged with the mount. The pressure supply component is movably disposed on one of the mount and the fastener and configured to push the other one of the mount and the fastener. When the fastener is disengaged from the mount, the pressure supply component forces the fastener and the mount to move away from each other so as to force the second casing to move relative to the first casing.

Abstract: A universal sensor mount for mounting a sensor module to a machine in a precise orientation and a corresponding sensor module installation method. The universal sensor mount includes a main body having a central main axis. A machine mounting member extends from the main body in a first direction substantially parallel to the main axis for attachment to the machine. A threaded sensor module mounting member extends from the main body in a second direction substantially parallel to the main axis for threaded attachment to the sensor module. The sensor module mounting member is rotatable relative to the main body. An adjustable locking member in the main body is operable to lock the sensor module mounting member in a selected rotational position. The selected rotational position of the sensor module mounting member determines a rotational position of the sensor module when it is attached to the sensor module mounting member.

Abstract: A multi-axis pivoting knuckle for a light fixture that allows for pivoting the light fixture about a horizontal axis and rotating the light fixture about a vertical axis. A single tightening bolt can secure movement of the light fixture in both axes. Tightening the bolt compresses a face plate that secures a brake pad against a toothed neck around the vertical axis of rotation. Tightening the same bolt also compresses a top stem against a base mount to engage annular geared teeth on each. A ground stake has a slotted neck port for receiving a base stem with lugs on the pivoting knuckle. A rotating collar on the neck port can selectively block the slots on the neck port. A wire slot is provided through the ground stake, neck port, and rotating collar allowing for removal and insertion of connected electrical wires.

Abstract: A binocular adaptor system enables quick and secure attachment of binoculars to a stand, such as a tripod stand. The binocular adaptor assembly utilizes an adaptor body that has a stand end for coupling with a stand and a clamp end for receiving a clamp. The clamp is configured to extend into a clamp aperture in the adaptor body and has a clamp pin aperture to receive a lock pin. A spring is configured between an insert end of the clamp and the adaptor body to provide a force against the insert end of the clamp. When a lock pin is inserted into the clamp aperture, the spring engages a lock stop of the clamp with an insert lock portion of the lock pin to secure the lock pin in place. A lock sleeve can then be tightened to prevent pressing of the button.

Abstract: A mounting system for mounting an element to a surface includes a mounting element having a base and a threaded shaft extending from the base along an axis. The base is configured for mounting to a surface. An incremental nut rotates on the threaded shaft and moves up and down on the shaft. A fitting is coupled with the incremental nut and the fitting is further configured for coupling with an element to mount the element to a surface at a selected height above the surface. Apertures are formed in the incremental nut and fitting and the apertures of the incremental nut aperture and fitting are aligned at a plurality of rotational positions of the incremental nut along the threaded shaft for adjusting the height of the nut and fitting. In one embodiment the threaded shaft includes an aperture that is aligned with the incremental nut apertures for locking the nut at a selected height.

Abstract: A device base includes a chassis, a support frame, two shielding members, a crank and a connecting rod. The chassis has an elongated slit and a pivoting seat. The support frame is slidably disposed within the elongated slit between the shielding members, and pivotally connected to the pivoting seat. One of the shield members is fixed to the support frame. The connecting rod is pivotally connected to the crank and the other shielding member. The crank is fixed to the support frame. The elongated slit is completely shielded by the support frame and at least one of the first shielding member and the second shielding member, collectively.

Abstract: A mounting system for mounting an element to a surface includes a mounting post having a base configured for mounting to a surface. The mounting post is threaded on an outer surface. A mounting plate is configured for being secured to the element to be mounted and has a center opening for receiving the mounting post so that the mounting plate is freely movable along the mounting post. An adjustment plate includes a threaded opening to receive the mounting post. The adjustment plate is configured to incrementally rotate on the threaded mounting post for adjusting the position of the adjustment plate along the mounting post and with respect to the surface. The adjustment plate is configured for being fixed to the mounting plate at a plurality of incremental positions of the adjustment plate to secure the mounting plate at a selected position along the mounting post and thereby adjust the distance between the surface and mounted element.

Abstract: A panoramic device includes a base member and a clamp member rotatably interconnected within a single plane of rotation with the base that includes a first rotatable knob to selectively inhibit the rotation of the clamp member with respect to the base. The upper surface includes a central region that is at a different elevation than another portion of the upper surface. The clamp includes a pair of opposed surfaces suitable to detachably secure a camera thereto. The one of the opposed surfaces is maintained in a fixed relationship with respect to the clamp member. The other one of the opposed surfaces is in a movable relationship with respect to the clamp member using a second rotatable knob. The first knob and the second knob are rotatably connected with respect to one another.

Abstract: A binocular adaptor system enables quick and secure attachment of binoculars to a stand, such as a tripod stand. The binocular adaptor assembly utilizes an adaptor body that has a stand end for coupling with a stand and a clamp end for receiving a clamp. The clamp is configured to extend into a clamp aperture in the adaptor body and has a clamp pin aperture to receive a lock pin. A spring is configured between an insert end of the clamp and the adaptor body to provide a force against the insert end of the clamp. When a lock pin in inserted into the clamp aperture, the spring engages a lock stop of the clamp with an insert lock portion of the lock pin to secure the lock pin in place. A lock sleeve can then be tightened to prevent pressing of the button.

Abstract: A tiltable telescoping support structure positioning system includes a frame having first and second opposed vertical sections. A telescoping support structure is disposed between the first and second opposed vertical sections, the telescoping support structure having a plurality of telescoping sections extendable from a base section along a longitudinal axis thereof. The base section of the telescoping support structure is tiltably coupled to the first and second opposed vertical sections to permit the base section to tilt along a first tilt path towards either of the first and second opposed vertical sections of the frame. A tilting mechanism is coupled between the base section of the telescoping support structure so as to tilt the telescoping support structure about a second tilt path aligned perpendicular to the tilt path between the first and second opposed vertical sections of the frame.

Abstract: A mobile support platform for hunting decoys has a support frame with a pair of runners for sliding over a ground surface. Mounting structures are provided for mounting first and second hunting decoys to the support frame. A telescoping handle is connected to an input side of a right angle drive mechanism mounted on the support frame. An output side of the drive mechanism is connected to the mounting structure for the first hunting decoy. The handle can be used to applying pushing and pulling forces to the support frame to slide the support frame over the ground surface. The handle can also be rotated about its longitudinal axis to cause the first hunting decoy to rotate about a vertical axis. The rotating movement of the first hunting decoy on the sliding support frame can be made to resemble a strutting male turkey in close proximity to a female turkey.

Abstract: A table leveler fastens underneath a top of a table and adjusts a level of the top of the table. The table leveler attaches between the top of the table and a riser and includes a body with a plurality of legs that extend outwardly and attach to an underside of the top of the table. An arm pivots about the body and moves the table leveler between a locked position and an unlocked position.

Abstract: The present disclosure provides a locking device. The locking device may include a quick release coupling board, a sliding assembly slidably connected with the sliding assembly, and a locking assembly connected to the sliding assembly and configured to lock the quick release coupling board to the sliding assembly.

Abstract: The invention relates to photographic equipment field and provides a panoramic camera stabilizer suitable for panoramic camera to shoot steadily from any angle, which comprises a fixing assembly, a rotating component and a handle. The fixing assembly is connected with and arranged above the rotating component for mounting a panoramic camera, the rotating component is connected to handle end and comprises a first adjustment mechanism for adjusting pitching angle of the fixing assembly, a second adjustment mechanism for adjusting rolling angle of the fixing assembly, and a third adjustment mechanism for adjusting yawing angle of the fixing assembly. The fixing assembly is arranged at upper part of the stabilizer, thereby avoiding blocking camera lens. Due to multi-direction adjustable rotating component, the panoramic camera may capture images at any angle. By adjusting gravity center through the counterweight and fixing assembly, cameras in different sizes and weights may be mounted.

Abstract: A combined reflex and laser sighting device is provided. In one aspect, the reflex sight and one or more laser elements are coaligned, such that both the reflex sight and the laser sight can be sighted in or boresighted to a weapon together in a single operation. In another aspect, one or more laser elements are mounted within a laser bench and aligned with a reflex sight attached to the laser bench. In yet another aspect, a plurality of laser elements are provided within the laser bench and are coaligned with each other and the reflex sight. In another aspect, a mounting block with yielding vertical and horizontal webs is provided to allow windage and elevation adjustments to be made to the reflex sight and laser elements together.

Abstract: The invention includes a payload stage with tilt head, a monitor mount and a payload plate clamping mechanism, individually, and incorporated into a camera stabilizer. The tilt head provides a curved and a straight slot each having a pivot pin disposed therein. The pivot pins are at a fixed distance from one another and thus the stage tilts as the pivot progresses with respect to the straight slot. The monitor mount provides inserts to accommodate central posts of different sizes, each designed to be axially registered to the posts and the monitor mount.

Abstract: A table leveler fastens underneath a top of a table and adjusts a level of the top of the table. The table leveler attaches between the top of the table and a riser and includes a body with a plurality of legs that extend outwardly and attach to an underside of the top of the table. An arm pivots about the body and moves the table leveler between a locked position and an unlocked position.

Abstract: A camera mounting system has an upper mount component, a lower mount component, and a base mount component. The upper mount component secures the camera and has a ball protrusion that reciprocally couples with a socket of the lower mount component. The upper mount component can rotate 360 degrees relative to the lower mount, and can pivot 90 degrees or more relative to the lower mount component. The lower mount component couples with the base mount component in a plurality of orientations. This camera mounting system allows for a large range of motion for the camera relative to the mounting system.

Abstract: In embodiments, a roll axis assembly may include a camera mounting plate to mount with a camera such that an optical axis of the camera is approximately parallel with the camera mounting plate and coincident with a first axis of the apparatus. The roll axis assembly may further include a roll motor coupled with the camera mounting plate, the roll motor to rotate the camera mounting plate around the first axis. The apparatus may further include a pan/tilt axis assembly coupled with the roll axis assembly, the pan/tilt axis assembly to rotate the camera mounting plate around a second axis of the apparatus that is perpendicular to the first axis of the apparatus and also perpendicular to the camera mounting plate. Other embodiments may be described and/or claimed.

Abstract: A tripod head, in particular to hold a film or television camera, includes a first body and a second body, wherein the first body can be pivoted about at least one pivot axis relative to the second body, and a damping device to damp the pivoting movement of the first body relative to the second body, with a first damping element fixed to the first body and a second damping element, wherein the damping elements each have a plurality of concentrically arranged annular ribs which engage in cavities formed between the ribs of the respective other damping element and a damping medium is provided between the ribs of the damping element, wherein the second damping element is formed of at least two separate parts which are fixable independently of each other to the second body.

Abstract: A pickup truck toolbox can be mounted to the bed side rails by feet rather than arms and may sit above the side rails and the bed volume, thus allowing use of the full volume of the bed between the side rails and the floor of the bed. It may have a rear view tunnel through it, whereby the driver may use normally the rear view mirror, and may have a Liddy light valley across the top, whereby the brake light will remain visible. The profile may match or sit within the profile of the cab of the truck, a fairing may be employed to improve fuel efficiency, and side-mounted vertical hatches may allow both easy access and the use of shelving.

Abstract: A camera mounting system has an upper mount component, a lower mount component, and a base mount component. The upper mount component secures the camera and has a ball protrusion that reciprocally couples with a socket of the lower mount component. The upper mount component can rotate 360 degrees relative to the lower mount, and can pivot 90 degrees or more relative to the lower mount component. The lower mount component couples with the base mount component in a plurality of orientations. This camera mounting system allows for a large range of motion for the camera relative to the mounting system.

Abstract: A computer is provided that includes a lid having a display and a motion detector to detect motion or movement of a user.

Abstract: A solar tracking system and methods based on passive tracking of solar illumination impinging on solar panels. The system includes a solar panel having cardinal points of the panel provided with piston assemblies. Actuating of pistons in the piston assemblies orients the solar panel to maximize solar illumination impinging on the solar panel. A conduit facilitates flow of a fluid between a solar illumination sensor and piston assembly based on changes in temperature of a canister and fluid contained within the canister. The heating of the fluid causes the fluid to flow toward and activate the piston assembly to rotate the solar panel about a longitudinal axis or lateral axis, which passively orients the solar panel in a position to maximize solar illumination impinging on a front face of the solar panel.

Abstract: A hand operated mount 100 is disclosed which can be mounted into the roof of a vehicle, vessel, or building and used to accurately control from inside the vehicle, vessel or building various types of devices that can be externally mounted on it, such as spotlights 127, cameras 110, heat measuring devices 123, listening devices 129, loud speakers 130, water canons 150, guns 118, and other type devices that are necessary to aim. The horizontal axis remains on a horizontal plane and rotates 360 degrees uninterrupted. The vertical axis rotates 180 degrees. The two axis of movement gives the ability to aim mounted devices in any direction. Power is supplied though an electric disc and rod eliminating the restriction of a wire that would prevent 360 degree uninterrupted rotation. Vertical and horizontal brakes and adjustable resistance allows ease of use and the ability to lock the mounted devices in position.

Abstract: The disclosure relates to a stabilized platform including a support frame and a supporting structure, rotatably mounted relative to the support frame around a main rotation axis. The stabilized platform also includes a supported structure, rotatably mounted relative to the supporting structure around a secondary rotation axis substantially perpendicular to the main rotation axis. The supported structure includes at least one support intended to receive a load and the support is guided in rotation by a central bearing positioned on a single side of the support according to the secondary rotation axis.

Abstract: An angle-adjustable mounting apparatus is for mounting a second object to a first object, and includes a first mounting device to be coupled to the first object, a second mounting device to be coupled to the second object and connected pivotally to the first mounting device, and a pivot-control unit. The pivot-control unit includes a plug component with a curved surface, a socket component which abuts against and is rotatable relative to the plug component to enable the second mounting device to pivot relative to the first mounting device, and an adjusting rod coupled to the socket component and operable to drive the socket component so that assembly of the socket component and the second mounting device pivots relative to the plug component.

Abstract: An apparatus is provided for mounting a video recording device to the pylon of a ski boat such that the video recording device tracks the motion of the skier during a ski run in response to movement of the ski rope.

Abstract: A remote control and/or gyrostabilized camera head has first and second roll forks attached to a pan frame. Each roll fork has a front roll arm and a back roll arm. A circular roll track segment may be provided on each roll arm. A roll frame has first and second motor supports or housings. A roll motor on or in the first motor support moves the roll frame about a roll axis. A tilt frame is rotatably supported between the first and second motor supports. A tilt motor on or in the second motor support rotates the tilt frame about a tilt axis. The weight of the roll motor support and the roll motor may be substantially the same as the tilt motor support and the tilt motor, so that the roll frame is balanced, allowing for better performance. As the camera head is a pan/roll/tilt head, the head can continue to provide movement in three axes, regardless of the camera position.

Abstract: A tripod head comprises a tripod mounting component, an angle adjusting component, and a camera mounting component. The angle adjusting component is configured to allow adjustment and locking of the angle between the tripod mounting component and the camera mounting component about first and second perpendicular axes. The camera mounting component is rotatably mounted to the angle adjusting component to allow the camera mounting component to be rotated and locked with respect to the angle adjusting component about a third axis.

Abstract: A stand for a thin display includes a vertical position adjustment mechanism; and a switchover mechanism for switching over between a vertical orientation and a horizontal orientation of a thin display. When the switchover mechanism has rotated the thin display, the vertical position adjustment mechanism has different movement ranges between the vertical orientation and the horizontal orientation. Accordingly, when the thin display is in a vertical orientation, the lower end of the thin display does not hit against a base, which provides a easy and reliable operation even in a vertical orientation or in a horizontal orientation.

Abstract: An antenna support, including a top transit case stacked upon a bottom transit case and an antenna mounting surface stacked upon the top transit case. The bottom transit case, the top transit case and the antenna mounting surface retained by a plurality of turnbuckle(s), each of the turnbuckle(s) coupling between a respective attachment point of the bottom transit case and the antenna mounting surface. A length of the turnbuckle(s) adjustable to clamp the top transit case against the bottom transit case and the antenna mounting surface against the top transit case.

Abstract: The present invention discloses a digital mobile device and a stand module thereof. The digital mobile device includes a stand module comprising a fixing element and a rotating element. The fixing element is disposed on a side of the digital mobile device and includes an elastic element and a positioning member. The positioning member is disposed on a side of the elastic element. The rotating element is pivotally connected to the fixing element and has a positioning hole. The elastic element and the positioning member are disposed in the positioning hole. If the rotating element is rotated with respect to the fixing element, the elastic element will compress the positioning member to abut the fixing element, such that the fixing element and the rotating element are maintained at a positioning angle.

Abstract: The invention relates to blood processing apparatus comprising a cabinet (2) defining at least an interior housing (6) and presenting an aperture (6a) for allowing access from outside into said housing. The apparatus has a user interface (13) mounted in a movable manner on the cabinet between at least a first position, where the user interface is adjacent to the cabinet in correspondence of said aperture, and a second position, where the user interface is spaced apart from the aperture and opens the access to said housing.

Abstract: A modular illumination device with adjustable illumination modules includes a substrate, a rotating element, a reflective element, an adjustable element, and a light-emitting element. The rotating element is rotatably disposed on the substrate and rotates corresponding to the substrate. The reflective element pivots on the rotating element and pivots corresponding to the substrate. The adjustable element is moveably disposed on the substrate and is moved corresponding to the reflective element. The light-emitting element is disposed on the adjustable element. The modular illumination device can be adjusted to shine light at any angle or in any direction. Furthermore, a plurality of illumination modules are combined to form the modular illumination device. By adjusting the lighting range and direction of the illumination modules respectively, the illumination device has different illumination ranges.

Abstract: A camera holder (1) for a stand with a mounting screw (25) provided in a carrier plate (22/60) screwable into the mounting thread (32) of a camera (33), wherein the carrier plate (22/60) is mounted directly or indirectly on a rotation plate (6), wherein it is adjustable in a plane perpendicular to the vertical rotation axis (37) of the rotation plate (6) and wherein the rotation plate (6) is fixable in any desired rotation position by means of a clamping device (10). The carrier plate (22/60) is steplessly adjustable in two horizontal axis perpendicular to each other relative to the rotation axis (37) of the rotation plate (6), by means of a cross sled (14), wherein the cross sled (14) exhibits a first lower profile rail (15) with a thereupon adjustable first sled (16), which on the rotation plate (6) is secured.

Abstract: A light generating system including a base comprising a bottom surface comprising a nonmechanical attachment structure and a light generating device rotatably mounted to the base about an axis.

Abstract: An orientatable mounting for optical and/or photo-cinematographic equipment including at least one universal joint having a first and a second joint component which are movably coupled together, a member applying an immobilizing friction load between the joint components including a hydrostatic pressure source and actuator for operative control of the pressure member, and the hydrostatic pressure source including a first and a second piston member.

Abstract: An antenna support, including a top transit case stacked upon a bottom transit case and an antenna mounting surface stacked upon the top transit case. The bottom transit case, the top transit case and the antenna mounting surface retained by a plurality of turnbuckle(s), each of the turnbuckle(s) coupling between a respective attachment point of the bottom transit case and the antenna mounting surface. A length of the turnbuckle(s) adjustable to clamp the top transit case against the bottom transit case and the antenna mounting surface against the top transit case.

Abstract: A monitor mounting apparatus includes a base assembly having a first fixed portion and a second rotatable portion that is rotatably coupled to the first fixed portion about a first axis that is substantially perpendicular to the first fixed portion. The apparatus further includes a tensioning mechanism for operably and selectively adjusting frictional resistance to the rotatable coupling between the second rotatable portion and the first fixed portion. The apparatus also includes a monitor mounting plate that is operably coupled to the second rotatable portion of the base assembly, which monitor mounting plate is configured to operably receive display monitors thereto.

Abstract: The present invention is a stand apparatus for a display screen (such as a computer monitor or a TV) having an arcuate arm member, a base adapted to accept the arm member and allow for tilting movement of the arm member in relation to the base, and a contoured clamp member operable to engage and grip the arm member. The curvature of the clamp member matches the curvature of the arm member and prevents damage to the finish of the arm member. The clamp member is coupled with an arm screw member that is readily accessible to a user. The cross-section of the arm member prevents lateral movement of the arm member in relation to the base. The base is operable to freely swivel 360 degrees and can be readily fixed in relation to a base ring once it is in a desired position. Cabling channels are also provided within the arm member to house cables from the display screen.

Abstract: An apparatus is provided for removably mounting an electronic device to a surface and for positioning the device with respect to the surface. The apparatus includes a cradle securable to the electronic device and a pivot link, which has a first end and a second end. The first end being pivotally coupled to the cradle. The apparatus also includes a support having a mounting pedestal coupled thereto. The second end of the pivot link is pivotally coupled to the support. The apparatus has a base which has a lower face that can be coupled to the surface and an upper face. The upper face has a receiving slot for the pedestal, the slot having a shoulder extending thereabove to engage the pedestal. The slot further has an open end to allow the pedestal to be moved within the slot. The base further includes a releasable locking arm having a retaining ridge located in line with the open end of the slot to selectively hold the pedestal within the slot.