Abstract: A housing may include a first housing part and a second housing part. The first housing part may include a first latching contour having at least one first latching lug. The first housing part may include at least one further latching contour having at least one further latching lug. The second housing part may be connected to the first housing part via a latching connection. The second housing part may include at least one counter-latching contour.

Abstract: A three piece failsafe clevis includes a center portion having a center top surface, a planar first outer surface and a planar second outer surface. The second outer surface is oppositely oriented to the first outer surface. A channel in the center portion is configured to receive a tension and compression member. A left lateral portion is connected adjacent the first outer surface. The left lateral portion has a planar first inner surface received against the first outer surface and a left top surface coplanar with the center top surface. A right lateral portion is connected adjacent the second outer surface. The right lateral portion has a planar second inner surface received against the second outer surface and a right top surface coplanar with the center top surface.

Abstract: Devices, Systems, and Methods for detecting a 3-dimensional position of an object, and surgical automation involving the same. The surgical robot system may include a robot having a robot base, a robot arm coupled to the robot base, and an end-effector coupled to the robot arm. The end-effector, surgical instruments, the patient, and/or other objects to be tracked include active and/or passive tracking markers. Cameras, such as stereophotogrammetric infrared cameras, are able to detect the tracking markers, and the robot determines a 3-dimensional position of the object from the tracking markers.

Abstract: A connector includes: (i) an inner conductor engager comprising at least one tab being flexible to define an opening engager, (ii) a driver configured to drive the inner conductor engager to a desired position along the inner conductor, and (iii) a housing coupled to the inner conductor engager. The opening is configured to receive an inner conductor of a coaxial cable and extends through the entire inner conductor engager thus allowing the inner conductor to electrically connect to an interface port.

Abstract: A vertical member for a vehicle restraint system is intended for attaching a guard rail of the vehicle restraint system. The vertical member includes a profiled support and a reinforcing support within the profiled support, and the longitudinal axis of the reinforcing support runs substantially parallel to the longitudinal axis of the profiled support.

Abstract: A mounting pin assembly includes a first mounting component. The assembly also includes a second mounting component having a first leg located on a first side of the first mounting component and a second leg located on a second side of the first mounting component. The assembly further includes a mount pin extending through an aperture of the first leg, an aperture of the first mounting component, and an aperture of the second leg, the mount pin having a conical shoulder region in contact with a chamfer of the second leg. The assembly yet further includes a self-locking nut plate threaded to the mount pin.

Abstract: A connector end piece of a control cable from a vehicle transmission to a ball joint of a part of a gearshift or of a part of the transmission, where the end piece is intended to go over the cable and includes a radial window able to receive, by engagement, a cover having an inner threaded portion, where the cover is movable from a disengaged position to an engaged position in which it engages with a threaded end portion of the cable and locks said cable in position. The end piece comprises an end annular portion, coaxial with the cable, and receiving a security ring, said security ring being movable from an unlocked position to a locked position in which the cover is in disengaged position, the ring holds the cover in the disengaged position and prevents the cover from moving into the engaged position; and when the cover is in engaged position, the ring holds the cover in the engaged position and prevents the cover from moving into the disengaged position.

Abstract: A device (1) for connecting an end of a first shaft to an end of a second shaft, the end of the first shaft having a radial groove. The device includes a body (2) having a bore (21) into which the end of the first shaft can be introduced, a locking pin (3) movable with respect to the body (2) between a locked position, in which the pin (3) projects into the bore (21) such that, when the end of the first shaft is received inside the bore (21), the locking pin (3) is engaged in the radial groove in the end of the first shaft, and an unlocked position. In the unlocked position, the locking pin (3) is disengaged from the radial groove in the end of the first shaft, and an elastic return member (4) urges the locking pin (3) into the locked position.

Abstract: The present disclosure relates to a check rail for a rail suspension in a vehicle. The check rail may include a check rail body, and a ball-and-socket joint pan formed in the check rail body, wherein the ball-and-socket joint pan may include a circumferential inner wall and a receiving opening, with a ball-and-socket joint pin with an articulated ball in the ball-and-socket joint pan, and with a plastic injection layer configured to embed the articulated ball in the ball-and-socket joint pan between the circumferential inner wall of the ball-and-socket joint pan and the articulated ball.

Abstract: A polyaxial bone screw assembly includes a threaded shank body integral with an upper capture structure and a head having an inner cavity for receiving the capture structure. The capture structure is threaded and the head includes a threaded opening for rotatable assembly with the capture structure and eventual locking frictional engagement between the capture structure and the head. The head has a U-shaped cradle defining a channel for receiving a spinal fixation rod. The head channel communicates with the cavity and further with the threaded opening that allows for loading the capture structure into the head but prevents pushing or pulling of the capture structure out of the head. The capture structure and the head provide a ball joint, enabling the head to be disposed at an angle relative to the shank body. The capture structure includes a tool engagement formation and gripping surfaces for non-slip engagement by a tool for driving the shank body into bone.

Abstract: An outdoor unit for an air-conditioning apparatus includes: a casing having an opening portion of an air passage formed in a front panel; and a fan guard, which includes a plurality of vertical rails and a plurality of horizontal rails that are combined with each other, and is configured to cover the opening portion. The fan guard includes: an upper locking portion formed on an upper end portion of a vertical rail and lower locking portions formed on lower end portions of the vertical rails. The upper locking portion is formed by bending the upper end portion toward the casing side so as to be inclined downward. The lower locking portions are formed by bending toward the casing so that the distal ends are directed downward. The front panel has: upper and lower temporary fixing holes configured to receive the upper and lower locking portions to be inserted thereinto.

Abstract: In a fastening structure for fastening a member to be fastened to a target member by use of a fastening bolt and a nut, the target member has a nut pocket that communicates with a second fastening hole, at least one of a distal end of a male screw part of the fastening bolt and a proximal end of a female screw part is formed with a tapered surface that guides the nut to a coaxial position with the fastening bolt, the nut pocket is formed with abutting surfaces that is gradient surfaces which abut a part of the nut, and the nut is formed with surfaces to be abutted that abut on the abutting surfaces, and are gradient surfaces substantially parallel to the abutting surfaces.

Abstract: A fastening device comprises a dowel and a connecting element. The dowel has a sleeve-like or pot-like shape that is mountable in a blind hole or in a passage opening of a first furniture part. The dowel includes a receiving space defined by a wall comprising at least two walls sections. The connecting element is fixed on the dowel to fasten the first furniture part to a second furniture part, wherein the dowel is fixable in the blind hole or passage opening via the connecting element spreading apart the at least two wall sections radially outwards against an inner surface of the blind hole or passage opening.

Abstract: A handguard assembly and related method are provided. The handguard assembly can include a fastener assembly that installs in a handguard bore of a handguard. The fastener assembly can include a fastener head including first threads threaded in a first direction, a shaft extending from the fastener head, the shaft including second threads threaded in a second direction opposite the first direction, and a lock tab threadably engaging the second threads, the lock tab including a tab head. When the fastener assembly is converted from a retracted mode to an extended mode, the tab head can wedge into a barrel nut groove to secure the handguard to the barrel nut thereby impairing the handguard from rotating and/or sliding relative to the barrel nut. The shaft can thread into the lock tab when the fastener assembly is installed relative to the groove, with the overall length of the fastener assembly increasing as the tab head moves in the groove.

Abstract: A clamp apparatus is disclosed that includes a body, first and second actuators, first, second, third and fourth gear sets, first and second movable grippers, and at least one leaf spring. The first gear set is coupled to the first actuator and the second gear set is coupled to the second actuator. The first gear set engages the second gear set. The first and second movable grippers are each operatively coupled to the body. The third gear set is coupled to the first movable gripper and the fourth gear set is coupled to the second movable gripper. The third gear set operatively engages the fourth gear set. The leaf spring engages with the third gear set and the fourth gear set to urge the first movable gripper and the second movable gripper toward a clamped position.

Abstract: A concrete slab joint stabilizer including an expandable housing including a cylinder defining a slit running along its longitudinal length, the expandable housing having a housing axis extending longitudinally there through, and an expander configured to expand the expandable housing in directions perpendicular to the housing axis. The concrete slab joint stabilizer is configured to limit relative vertical displacement between two adjacent concrete slabs.

Abstract: A scroll compressor includes a compressing mechanism unit including a fixed scroll that is fixedly provided in a shell and an orbiting scroll that moves around the fixed scroll, the compressing mechanism unit compressing fluid; a main shaft including an eccentric shaft portion at one end thereof that transmits a rotational driving force to the orbiting scroll; a slider having a slide groove in which the eccentric shaft portion is slidably fitted; and an orbital bearing provided to the orbiting scroll that rotatably supports the slider. The slider is provided on the inner peripheral side of the orbital bearing when seen in a direction of a center axis of the slider. The center axis of the slider is eccentric in one direction from an axis of rotation of the main shaft and a center of gravity of the slider is eccentric in an opposite direction.

Abstract: A releasable locking mechanism 20 for use in a downhole well 10 is provided. The releasable locking mechanism 20 is suitable for use in a cable termination assembly 11. The cable termination assembly 11 is coupled to a downhole apparatus 12 and is configured for coupling a cable line 13 thereto. The releasable locking mechanism 20 includes an extension tube 21 adapted to be coupled to the cable line 13, and a base assembly 23 adapted to be coupled to the cable termination assembly 11. The extension tube 21 and the base assembly 23 are adapted to releasably engage each other in such a manner that when a tensile load in the cable line 13 exceeds a predefined threshold value, the extension tube 21 and the base assembly 23 are disengaged.

Abstract: A device for fastening electrical wiring and the like to a support may include a tool with a bit, a housing, a central gear configured to be driven by the tool bit, two opposing planetary gears positioned to be driven by the central gear; and screws extending from the planetary gears. These planetary screws may have reverse threads so the central gear may be driven clockwise by a Philips head, flat head, Allen head or other bit configuration to advance the screws into the support. A clip may be used to center wiring between the screws and limit the depth to which the screws are driven into the support. The clip may be integral to the housing or integral standoffs may be provided to define a specific clearance between the housing and the support to prevent damage to the wiring.

Abstract: A number of racks which are configured to allow a number of devices to couple thereto are provided. In some embodiments, the racks are for use with a number of medical devices. Devices may be coupled to a rack by clamps. The racks may include a number of connectors which provide power and/or a network connection to devices coupled thereto. The racks may include a clamp which allows the racks to couple to a supporting structure such as a pole.

Abstract: A shift cable clip for use in automatic transmission vehicles is described. In some embodiments, two clip segments encircle a circumference of a transmission shift-cable conduit end-fitting and attach to a transmission housing. Embodiments of the invention are lightweight, durable, efficient to manufacture, and labor-saving to install.

Abstract: A portable electric inflator includes an electric air compressor, a pressure gauge, and a box for accommodating the electric air compressor and the pressure gauge. The box defines therein a generally L-shaped space for accommodating a cooling fan, a motor, a main frame with a transmission mechanism, a cylinder with a piston body, and an air storage tank of the electric air compressor. The motor defines two openings at its surrounding wall and multiple downstream through holes at its bottom wall. The main frame is provided with a peripheral wall and beveled radial braces and defines two through holes to facilitate the airflow passing through the main frame. The cooling fan can draw outside air to enter the box and smoothly flow along the generally L-shaped space to quickly dissipate the heat generated by the electric air compressor, whereby the performance and safety of the inflator can be increased.

Abstract: A detachable device of a loading unit for a robot, detachably combining the loading unit to a connection unit of the robot, includes: a first magnet unit provided in the loading unit and having a first magnet pattern; a second magnet unit provided in the connection unit, having a second magnet pattern including a pattern that corresponds to the first magnet pattern, and combined with the first magnet unit by a magnetic force generated by power applied thereto; a pattern recognition unit recognizing an object held by the loading unit and one of the first magnet pattern and the pattern corresponding to the first magnet pattern; and a matching control unit controlling power applied to the second magnet unit to apply magnetic attraction force to the first magnet pattern from a part of the second magnet pattern according to operation of the pattern recognition unit.

Abstract: A method of assembling a shaft assembly having a shaft defining a longitudinal axis and including a groove in an outer circumferential surface includes positioning a hub relative to the shaft and positioning a retaining ring in the groove of the shaft and adjacent to the hub. The retaining ring includes an annular body that has a first end spaced apart from a second end. The method also includes securing a retaining member to the retaining ring to constrain the first end relative to the second end.

Abstract: A fastening device and method thereof is described. According to an embodiment of the present invention there is a fastening device comprising an insertion component and a receptacle component. The insertion component and the receptacle component, each includes a barbed outer surface. The insertion component comprises two sections of its barbed outer surface, separated by a flange, such that one section of the insertion components is configured to be inserted inside the receptacle component. A method of fastening a first substrate to a second substrate using a fastening device according to an embodiment is provided comprising pushing the insertion component into a hole in the first substrate, pushing the receptacle component into a hole in the second substrate, and pushing the insertion component into the receptacle component.

Abstract: A light-emitting apparatus includes a pedestal, a substrate, an LED, an optical component, and a fastener. The LED is mounted on the substrate, and the substrate includes a first through-hole. The substrate is disposed on the pedestal. The optical component is disposed in the emission direction of light from the LED. The fastener passes through the first through-hole and fastens the optical component to the pedestal. A portion of the pedestal or a portion of the optical component is inserted in the first through-hole.

Abstract: A universal replaceable cartridge for coupling together members of a linkage assembly. The cartridge includes a generally cylindrical body having first and second ends and first and second surfaces. A first threaded portion is formed on the first surface of the cylindrical body adjacent the first end and a second threaded portion is formed on the second surface of the cylindrical body adjacent the second end. The threaded portions allow the cartridge to be threadedly attached to first and second members of the linkage assembly.

Abstract: The present disclosure describes a conductive fastener assembly, system, and method, wherein the fastener assembly comprises a fastener, a fastener sleeve, a nut, and a lubricant coating. The lubricant coating is deposited on a distal portion of a fastener shank and is omitted from the rest of the fastener. To overcome the stresses placed on the fastener sleeve by the insertion of the fastener shank largely devoid of a lubricant coating, the fastener sleeve is reinforced by one or more of an increased thickness, a high-strength alloy, and a soft metal coating.

Abstract: Disclosed are a glass panel packaging box and a de-packaging method thereof. The glass panel packaging box includes a box body and a cushioning separator plate arranged in the box body. The cushioning separator plate is arranged between two glass panels. The cushioning separator plate includes a main body corresponding to the glass panels and lugs respectively extending from two opposite side edges of the main body. The box body includes a bottom board and side boards perpendicularly connected to the bottom board. The side boards include receiving slots that correspond to the lugs. The glass panel packaging box and the de-packaging method thereof provide lugs on the cushioning separator plate to make separation of the cushioning separator plate and the glass panel easy so as to increase working efficiency and allow reduction of the thickness of the cushioning separator plate used with a large-sized glass panel.

Abstract: A shaft bushing is provided that can be automatically cleaned in place, without requiring manual cleaning by a technician, and that can be used with food processing equipment. The shaft bushing has a body with a circumferential sidewall, opposing ends, and an opening in at least one of the ends the can accept cleaning fluid thereinto. The opening may be defined by ends of longitudinal grooves that extend along the bushing and that may direct the cleaning fluid between the bushing body and the support structure, and/or the bushing body and the shaft.

Abstract: An aircraft pressure bulkhead electrical connector comprising a first connection terminal proximate at least one side of the electrical connector and a pressure seal arranged to maintain an applied air pressure differential across the electrical connector in use.

Abstract: A clip for both mounting and grounding photovoltaic panels is disclosed. The clip has retention tabs which interact with mounting rails to fully support photovoltaic panels during installation. The interaction allows for adjustment along the length of the mounting rails. Interlocking fingers allow the mounting clips to fit together securely. The interlocking nature of the mounting clips provides a secure fit between photovoltaic panels and requires less mounting hardware. Additionally, the interlocking nature of the mounting clips allows for security and stability of the photovoltaic panels during the mounting process, allowing a single installer to mount a number of photovoltaic panels. The use of serrated washers, or cutting edges on certain portions of the mounting clip provides grounding for the system by digging into both photovoltaic panels and mounting rails.

Abstract: An apparatus includes at least one first component, at least one second component and a fixing device that, in order to secure the at least one second component to the at least one first component, is arranged between the at least one first component and the at least one second component. The fixing device includes an adjusting unit. The adjusting unit includes at least one adjusting element for setting a fixing force.

Abstract: A self-locking paneling system is provided and includes: a panel defining a void therein and a pin positioned within the void; another structure configured to connect with the panel, the other structure comprising a receptacle; and a magnet positioned on at least one of the receptacle and the pin. When the panel and the other structure are positioned together, the pin is configured to move from a retracted position from within the void to an extended position to engage the receptacle using magnetic force produced by the magnet. The self-locking paneling system can be used for raised-flooring systems.

Abstract: In an elastic ball joint dust cover structured such that a spherical head portion formed in one end of a ball stud is retained within a socket, a shaft in the other end of the ball stud is fastened to a knuckle, a one end large-diameter opening portion is fixed and retained to an outer peripheral surface of the socket, the other end small-diameter portion embedding a reinforcing ring therein is retained to the shaft, the reinforcing ring is constructed by a tubular portion, and a flange portion extending from an end portion in a side of the knuckle in the tubular portion toward the shaft, and is integrated with the small-diameter portion in such a manner that a side surface of the flange portion in a side of the knuckle and an inner peripheral surface of the flange portion facing to a peripheral surface of the shaft are exposed.

Abstract: A reinforcing arrangement for reinforcing a joint portion between two support units of a foldable furniture object, comprising a first mounting unit which comprises a first mounting body and a first guiding member outwardly protruded from the first mounting body mounting on the first support unit; a second mounting unit which comprises a second mounting body and a second guiding member or a second guiding groove complimentary to and moveably engaging with the first mounting unit to define a maximum extending angle of movement, thereby the first and second support unit are guided to lock into position at an unfolded position at the maximum extending angle and to unlock at a folded position; and a connecting unit pivotally connecting the first support unit and the second support unit between which the two mounting units are positioned, thereby the joint portion is reinforced.

Abstract: A motor vehicle having a cabin for one or more occupants, one said one or more occupants being a driver of the vehicle, the cabin comprising: at feast one anchor point for supporting an accessory, the anchor point comprising a receiver for receiving a corresponding adaptor of an accessory, the receiver comprising a locking means whereby an adaptor may be releasably locked to the receiver such that when in the coupled condition separation of an adaptor and the receiver is resisted unless an adaptor is first unlocked from the receiver.

Abstract: A method and apparatus is provided for adjusting a latch. An apparatus comprises a latch body, a first member, and a second member associated with the latch body. A receiving area extends through at least a portion of the latch body. The first member is configured to be at least partially received within the receiving area of the latch body. The first member has a first coupling element. The second member has a second coupling element. Movement of the first member along an axis through the receiving area changes a distance between the first coupling element and the second coupling element.

Abstract: The present disclosure is in the field of construction and mining machinery and is directed to a quick coupler, a machine incorporating a quick coupler, and a method for detecting positive engagement between a quick coupler and a work tool accessory. The various embodiments involve detecting the strain exerted on an engagement mechanism of the quick coupler by an attachment mechanism of a work tool accessory or determining the proximity between the engagement mechanism and the attachment mechanism in order to determine if the work tool accessory is positively coupled with the quick coupler.

Abstract: An apparatus and method for releasably mounting access control components for a door lock to a door. A base element is adapted to be mounted to the door. A first wire connector element is mounted to the base element. A mounting element with combustible material attached is provided. A second wire connector element is mounted to the mounting element, and the second wire connector element is releasably connected to the first wire connector element to mount the mounting element to the base element. A spring is provided, and a retainer holds the spring in a loaded state, but in a fire event the retainer may melt, allowing the spring to apply force to the mounting element. Alternatively, an expanding material may apply the force. The force causes the wire connector elements to disconnect and allow the mounting element to separate from the base element.

Abstract: Safety device for quick-fit attachments comprising two parts (1) and (2), of which one (1) is borne by the arm of the digger while the other (2) is secured to the tool (for example a dipper), said first part having a cradle (3) formed by a pair of hooks, able to grasp hold of a shaft (4) belonging to the second part in order to raise the tool and allow the first part to pivot so that the two parts can be pressed against one another to allow for locking, characterized in that each part of the attachment has a member (7) able to collaborate with a member (8) of the other part if the weight of the tool being picked up does not exceed the capacity of the digger, collaboration being impossible when such is not the case, so that the first part is unable to be pressed against the second and locking is prevented.

Abstract: A chip or debris trap or collector retains chips, fragments and other debris generated when a serrated or splined, press fit connection is assembled between a shaft and another component such as a housing, gear, pulley or bearing. The chip collector includes a circumferential channel or groove disposed about the shaft adjacent the ring of serrations or male splines and an adjacent circumferential flange. An optional second channel or groove resides in the other component. As the shaft and the component are assembled, chips, fragments or other debris generated by the interference fit and axial sliding assembly of the components are collected in the channel or channels and retained there as the shaft fully seats within the other component.

Abstract: A gusset is capable of providing reinforcement in tank cars, particularly for nozzles in tank cars. A tank car includes a body having a curved wall portion, a nozzle opening formed in the wall, a reinforcing pad disposed on the wall, adjacent to the nozzle, and a gusset configured to support the nozzle. The gusset includes a portion of a cylinder having a predetermined radius. The portion of the cylinder includes a first edge disposed adjacent to a circumferential surface of the nozzle and a second edge disposed adjacent to a circumferential surface of the reinforcing pad, such that an axis of the portion of the cylinder intersects an axis of the nozzle at a predetermined angle. The predetermined radius and the predetermined angle are configured such that an arc of the portion of the cylinder extends less than approximately 180 degrees.

Abstract: A connector fitting jig for attaching and detaching a first housing and a second housing to and from each other by a low insertion and separation force, includes a jig body, a first support shaft that includes a base end rotatably supported by a first rotation support shaft provided on the jig body and a catching portion formed on a free end thereof, the catching portion being catchable in a pulling-up direction to a caught portion of a first engagement portion or a second engagement portion respectively formed in the first housing and the second housing, and a second support shaft that includes a base end rotatably supported by a second rotation support shaft provided on the jig body and a pressing portion formed on a free end thereof.

Abstract: A protective mechanism for use when gripping a medical device to a rack is provided. A related system and method are also provided. The protective mechanism includes a guide member, a connector, an actuation member configured to have a first end portion and a second end portion. The first end portion of the actuation member is pivotally coupled to the guide member. The cover member is pivotally coupled to the guide member and is configured to interact with the actuation member so as to pivot to uncover the connector when the actuation member pivots in a first direction and to pivot to cover the connector when the actuation member pivots in a second direction.

Abstract: An anchoring element that provides anchorage in an object, and is compressible in the direction of a compression axis under local enlargement of a distance between a peripheral anchoring element surface and the compression axis. The anchoring element has a coupling-in face which serves for coupling the mechanical vibrations into the anchoring element, which coupling-in face is not parallel to the compression axis. The anchoring element further includes a thermoplastic material which in areas of the peripheral surface enlargement forms at least a part of the surface of the anchoring element.

Abstract: An anchoring device including an anchoring element suitable for being anchored an object of construction material with the aid of mechanical vibrations. The anchoring element includes a thermoplastic material and a tool. The thermoplastic material forms at least a part of a radially outer surface of the anchoring element, and the tool has a proximal portion and a broadening portion distally of the proximal portion. The broadening portion has an outer second cross-section, the second cross section being larger than the first cross section but being adapted to the first cross section so that the tool can be moved with respect to the anchoring element while the broadening portion is in the axially-extending opening and locally expands the anchoring element while thermoplastic material of the anchoring element that surrounds the broadening portion is in a solid state.

Abstract: A wind turbine generator includes: a main shaft for supporting a wind turbine rotor; a main bearing for rotatably supporting the main shaft; a generator having a generator rotor and a stator; a sleeve connected to the generator rotor and inserted onto the main shaft; and a hydraulic shrink fit provided outside the sleeve and tightening the sleeve to connect to the main shaft. The hydraulic shrink fit is constructed to reduce the inner diameter through a supply of hydraulic fluid to secure the sleeve to the main shaft.

Abstract: An assembly includes a first component connectable to a second component by a fastener extending through respective openings in the first component and in the second component. The assembly includes a compression load limiter housed in the opening of the first component and having a passage adapted to allow the fastener to extend therethrough. The compression load limiter is adjustable due to an adjustment feature configured to cause the load limiter to translate within the opening of the first component to span a gap between the first component and the second component. The load limiter bears at least a portion of a compression load of the fastener when the fastener is inserted in the respective openings of the first and the second components to secure the first component to the second component.

Abstract: A saw blade guard quick release structure and a method for locking and unlocking saw blade guard includes a locating member, a connection member, and a retaining unit. The locating member has two retaining notches. The connection member includes a first guide portion and a second guide portion. The retaining unit is installed on the connection member, including a linking member, a drag member movable along the first guide portion, two retaining members respectively pivotally connected to the drag member and movable along the second guide portion, and a spring member. The method includes mounting the connection member directly on the locating member and selectively engaging the retaining members with the locating notches, thereby locking or unlocking the saw blade guard.