Abstract: A brake mechanism for a wheeled distance measuring device includes a first brake rod and a second brake rod, both of which are located in a pole unit of the distance measuring device. The first brake rod is connected with a brake key and the second brake rod is connected with a contact section which has a brake pad connected thereto. The brake key includes first and second protrusions and a control rod is connected with the first brake rod, the control rod includes third and fourth protrusions. A locking recess is defined between the third and fourth protrusions. The first and second brake rods are lowered to brake the wheel by the brake pad when the first protrusion presses the third protrusion. The second protrusion is locked in the locking recess and presses the third protrusion to keep the wheel to be braked.

Abstract: A pole unit for a wheeled distance measuring device includes a first tube having a first pivotable portion and a first engaging portion extending radially outward therefrom respectively. A second tube has a second pivotable portion and a second engaging portion extending radially outward therefrom in two opposite directions. The second pivotable portion is pivotably connected to the first pivotable portion. A third tube and a fourth tube respectively connected to the first and second tubes respectively. A first connection member is connected to the second tube and has a second hook which is hooked with the first engaging portion. A connection mechanism has a second connection member pivotably connected to the first tube, and a third connection member which is removably connected with the first connection member so as to allow the first and second tubes to be pivotable.

Abstract: A method for numbering a plurality of frames with sequence numbers is implemented in a wireless network device having a plurality of data units, and includes the steps of: providing receiver addresses of the data units; and numbering each data unit with a respective sequence number according to the receiver address of the data unit. A WLAN device employing the method is also disclosed for avoiding denial of service (DoS) attacks and man-in-the-middle attacks.

Abstract: A device for measuring functional reach is disclosed, which comprises three parts: a support, one end thereof being attached to an object; a ruler, one end thereof being connected to the support; and a vernier, being connected to the ruler and moving on the ruler forward and backward. The invention is used for a functional evaluation test for measuring balance.

Abstract: A mounting apparatus for mounting a data storage device, the mounting apparatus includes a bracket and a holder. The bracket includes a bottom plate, and a first side plate extending from one side of the bottom plate. A protrusion protrudes from the bottom plate. A blocking member is formed from the side plate. The holder includes a first sidewall configured for mounting the data storage device thereto, and a latching plate extending from the first sidewall. An engaging portion is formed from the sidewall and capably of engaging with the blocking member of the side plate of the bracket. A latch portion is formed from the latching plate and capably of sliding over to engage with the protrusion of the bottom plate of the bracket.

Abstract: A mounting assembly includes first and second brackets. The first bracket is capable of receiving storage devices therein, and includes a first board. The first board includes a first end, and a blocking piece. The second bracket is capable of receiving storage devices therein, and includes a second board. The second board includes a first protrusion, and a second protrusion. The second board has first and second positions. At the first position, the second bracket is received in the first bracket, the first end engages with the first protrusion to prevent the second bracket form moving toward a first direction, and the blocking piece engages with the second protrusion to prevent the second bracket form moving toward a second direction opposite to the first direction. At the second position, the second bracket is departed from the first bracket.

Abstract: A mounting apparatus is provided for securing a fan. The fan has four corner portions projecting from two opposite sides thereof, the corner portions each define a mounting hole therethrough. The mounting apparatus includes a bracket for securing the fan therein, and two locking members. The two locking members each comprise a pivoting portion and a positioning portion spaced from the pivoting portion. The pivoting portion and the positioning portion respectively form a pivoting post and a positioning stub to respectively engage two of the mounting holes of one side of the fan, the fan and the two locking members are secured within the bracket.

Abstract: A mounting apparatus includes a bracket (10) for receiving a storage device (90) defining a plurality of apertures (92). An aperture (126) and four holes (125) are defined in a wall (12) of the bracket. A slidable member (30) is movably attached to the wall. A retention member (50) is slidable relative to the slidable member in first direction and second directions generally perpendicular to each other. Four latches (513) are formed on the retention member. A switch member (70) is pivotally attached to the wall. When the switch member is driven outside from the aperture of the bracket by the storage device, the slidable member is urged by the switch member to move away from the switch member in the first direction, and the retention member is moved in the second direction to drive said latch through said hole for engaging in said aperture of the storage device.

Abstract: An exemplary fixing apparatus is for mounting a hard disk drive (HDD) having a plurality of holes defined in sidewalls thereof. The fixing apparatus includes a first bracket, a second bracket, and a bezel assembly. The first bracket includes a side plate, an end plate perpendicularly extending from one end of the side plate, and a pivoting portion formed at the other end of the side plate. The second bracket includes a side plate, an end plate perpendicularly extending from one end of the side plate to pivotably engage with the end plate of the first bracket, and an extension portion formed at the other end of the side plate. The bezel assembly is pivotably attached to the pivoting portion of the first bracket and detachably locked with the extension portion of the second bracket. The side plates include a plurality of fixing members to engage in the holes of the disk drive, respectively.

Abstract: A mobile station wirelessly communicates with an access point during an awake mode of the mobile station through a wireless network and avoids attacks from an attacking station. The mobile station includes a detecting module, an attack-proof module, and a data transmission module. The detecting mobile is configured for detecting a fake null frame from the wireless network during the awake mode. The fake null frame is for interrupting communication between the mobile station and the access point in order for the mobile station to enter a power saving mode. The attack-proof module is configured for transmitting an attack-proof frame to the access point so as to notify the access point that the mobile station has not entered into the power saving mode. The data transmission module is for transmitting data to the access point and receiving data from the access point. A method for avoiding attacks is also provided.

Abstract: A mounting apparatus is provided for a storage device. The mounting apparatus includes a bracket, and an operating device. The bracket includes a first fixing arm, and a second fixing arm each forming a latching portion on an inside surface thereof, for engaging the storage device. The first fixing arm forms a receiving arm perpendicularly extending out from an end thereof. A sliding arm perpendicularly extends out from the second fixing arm and slidably received in the receiving arm. A locking portion is formed on the sliding arm. The operating device is rotatably attached to the received arm. The operating device includes an operating portion exposed out of the bracket, and an engaging surface. The operating portion is manipulated to allow the engaging surface to engage and disengage a side of the locking portion facing the second fixing arm.

Abstract: A mounting apparatus includes a bracket, and an operating device. The bracket includes a first fixing arm, and a second fixing arm each forming a latching portion, for engaging a storage device. The first fixing arm forms a receiving arm perpendicularly extending from an end thereof. A sliding arm perpendicularly extends from the second fixing arm and slidably received in the receiving arm. A locking portion and a pole are formed on the sliding arm. The operating device is rotatably attached to the received arm. The operating device includes an operating portion exposed out of the bracket, an engaging surface, and a pushing wall. The operating portion is manipulated to allow the engaging surface to engage and disengage the locking portion of the sliding arm, and the pushing wall to push the pole and drive the second fixing arm to move away from the first fixing arm.

Abstract: A system for identifying an access point is provided, the system arranged in a mobile station associated with the access point. The system includes a detecting module, a controlling module, a determining module, and an identifying module. The detecting module detects a beacon from the access point. The controlling module controls a connection status between the mobile station and the access point. The determining module determines whether the number of the mobile stations associated with the access point varies with changes in the connection status. The identifying module identifies a status of the access point based on a determination result. A method for identifying an access point is also provided.

Abstract: A method for transmitting information of a mobile station through a wireless local area network (WLAN) is provided. The WLAN includes a plurality of access points and a plurality of mobile stations, and is coupled to a management server. One mobile station communicates with one of the access points by management frames, and the access point communicates with the management server by packets. The method includes the steps of: adding an information element (IE) for storing information of the mobile station to a management frame by the mobile station; transmitting the management frame with the IE from the mobile station to the access point; adding content of the IE to a packet by the access point; and transmitting the packet from the access point to the management server.

Abstract: A method for detecting attacks in a power save mode includes providing a mobile station and an access point; entering a power save mode by the mobile station; producing a dummy mobile station by the mobile station, and initiating the dummy mobile station to communicate with the access point; producing mock data and transmitting the mock data from the dummy mobile station to the mobile station via the access point; and determining whether the mock data is saved in the access point to detect whether there is an attack. A mobile station employing the method is also provided.

Abstract: The invention relates to an access flap for shielding an opening defined in a server chassis. that the access flap includes a rotating plate, a sliding plate, and a resilient member. The rotating plate is pivotably mounted to a side of the opening of the server chassis. The rotating plate defines a plurality of first air holes therein. The sliding plate is slidably attached to the rotating plate. The sliding plate defines a plurality of second air holes therein. The resilient member includes two ends connected to the rotating plate and the sliding plate. The rotating plate can rotate and the sliding plate can slide when a functional module passes through the opening to enter into the server chassis. Thereby, he second air holes of the sliding plate are aligning with the first air holes of the rotating plate.

Abstract: A server chassis includes a base defining an opening, a rotating plate, a sliding plate, and first and second elastic members. The base includes a middle plate opposite to the opening and defines a space communicating with the opening. The rotating plate defines a plurality of first air holes. The sliding plate defines a plurality of second air holes. The rotating plate is rotated toward the middle plate when the functional module is inserted into the space, the sliding plate abuts against the middle plate and slides toward the opening, and the second air holes align with the first air holes. The second elastic member restores the rotating plate to obstruct the opening when the functional module is drawn out, and the first elastic member restores the sliding plate to make the second air holes be staggered with the first air holes.

Abstract: A mounting apparatus is configured for mounting a slide rail to a bracket. The bracket includes a flange with a plurality of mounting holes defined therein. A plurality of mounting rods is arranged on the slide rail for engaging in the corresponding mounting holes of the flange. The mounting apparatus includes a resisting member fixed to the slide rail, and an operating member pivotably attached to the resisting member. The resisting member includes a resisting portion configured for engaging with the flange. The operating member is capable of urging the resisting portion of the resisting member away from the flange.

Abstract: An apparatus is disclosed for measuring the permeability of an anode of a solid oxide fuel cell. The apparatus includes a specimen container, an air reservoir and a recorder. The specimen container includes a can and a cover. The can includes a tunnel defined therein and a cavity in communication with the tunnel. The anode can be disposed in the cavity. The cover includes a tunnel defined therein and a bulger inserted in the cavity and pressed against the anode so that air can penetrate the anode and travel into the tunnel of the can from the tunnel of the cover. The air reservoir is in communication with the cover. The recorder measures and records the pressure and temperature of air in the air reservoir before and after the air is introduced into the specimen container from the air reservoir.

Abstract: An air flap mechanism is installed in a server chassis with an opening. A functional module is capable of being inserted into the server chassis from the opening. The air flap mechanism includes an air flap pivotably installed in the server chassis for shielding the opening of the server chassis and a pair of first torsion springs attached to the air flap. A connecting bar connects between the first torsion springs for being driven by an end of the functional module to pivot the air flap inside the server chassis when the functional module is pushed into the server chassis.