Abstract: A three-section synchronous slide rail, which has simple structure, longer service life, is easy to install and replace is provided, which includes: two sets of slide rail assemblies which comprise a fixed rail, a middle rail and a sliding rail, synchronization components comprising a flexible deflector unit and a roller, the flexible deflector unit is connected with the fixed rail and the sliding rail, the middle rail is connected with a rope base, a first end of the flexible deflector unit is wound around a first end of the rope base and fixed to the rope base, and a second end of the flexible deflector unit bypasses the roller and is reversely wound on a second end of the rope base and the second end of the flexible deflector unit is fixed to the rope base, a connecting rod is connected between the rope bases.

Abstract: A vertical displacement stopping system includes a sliding guide mechanism, a locking mechanism and a bearing mechanism. The locking mechanism, having positioning holes, includes positioning pins, telescopic mechanisms, and a handle located at a front portion of the bearing mechanism, wherein the handle is connected with the positioning pins through transmission parts, respectively. Each of the telescopic mechanisms includes a housing having a chamber, a movable block located within the chamber, and a reset spring located between a top portion of the movable block and the housing, wherein each of the transmission parts is connected with each of the positioning pins through the movable block.

Abstract: An improved electric slide rail includes a motor driving device and two slide rail assemblies symmetrically arranged. Every slide rail assembly includes a slide rail and a fixed rail, wherein the slide rail is slidably sleeved on the fixed rail, a rack housing is sleeved on an outer side of the fixed rail, a rack is provided on the rack housing, a gear engaged with the rack is mounted on the slide rail; the motor driving device is installed on the slide rail through a fixing device and is electrically connected with a controller. The improved electric slide rail further includes a clutch which is electrically connected with the controller, wherein the clutch is arranged at a side where an output shaft of a motor of the motor driving device is provided, and is connected with the slide rail through a linkage structure.

Abstract: A ball bearing slide includes: two outer slides, an inner slide located in the outer slides, two ball cages, and ball rows rollably arranged in the ball cages and supported between the inner slide and the outer slides; wherein the inner slide includes two end parts and a connecting part connecting the two end parts; the ball rows are located between the end parts and the outer slides; the outer slides drive the ball rows to rotate in a pull-out direction and a push-in direction; wherein each of the end parts of the inner slide has a free end; the free end of at least one of the end parts projects towards a centerline of the certain ball row to form a stopping part. During operation, the stopping part prevents the ball rows from falling off from the inner slide under excessive force.

Abstract: The present invention provides a vertical displacement stopping system, which is able to facilitate the adjustment of the position of an object. The system includes a sliding guide mechanism, a locking mechanism and a bearing mechanism. The locking mechanism, having positioning holes, includes positioning pins, telescopic mechanisms, and a handle located at a front portion of the bearing mechanism, wherein the handle is connected with the positioning pins through transmission parts, respectively. Each of the telescopic mechanisms includes a housing having a chamber, a movable block located within the chamber, and a reset spring located between a top portion of the movable block and the housing, wherein each of the transmission parts is connected with each of the positioning pins through the movable block.

Abstract: An improved electric slide rail includes a motor driving device and two slide rail assemblies symmetrically arranged. Every slide rail assembly includes a slide rail (2, 28) and a fixed rail (31, 26), wherein the slide rail (2, 28) is slidably sleeved on the fixed rail (31, 26), a rack housing (1, 10) is sleeved on an outer side of the fixed rail (31, 26), a rack (13, 11) is provided on the rack housing (1, 10), a gear (4, 16) engaged with the rack (13, 11) is mounted on the slide rail (2, 28); the motor driving device is installed on the slide rail (2, 28) through a fixing device and is electrically connected with a controller. The improved electric slide rail further includes a clutch (18, 39, 46) which is electrically connected with the controller, wherein the clutch (18, 39, 46) is arranged at a side where an output shaft of a motor (17, 41, 44) of the motor driving device is provided, and is connected with the slide rail (2, 28) through a linkage structure.

Abstract: A three-section synchronous slide rail, which has simple structure, longer service life, is easy to install and replace is provided, which includes: two sets of slide rail assemblies which comprise a fixed rail, a middle rail and a sliding rail, synchronization components comprising a flexible deflector unit and a roller, the flexible deflector unit is connected with the fixed rail and the sliding rail, the middle rail is connected with a rope base, a first end of the flexible deflector unit is wound around a first end of the rope base and fixed to the rope base, and a second end of the flexible deflector unit bypasses the roller and is reversely wound on a second end of the rope base and the second end of the flexible deflector unit is fixed to the rope base, a connecting rod is connected between the rope bases.

Abstract: This invention relates to an apparatus and a method for solar cells with laser fired contacts in thermally diffused doped regions. The cell includes a doped wafer and a plurality of first highly doped regions having a first conductivity type. The cell also includes a plurality of second highly doped regions having an opposite conductivity type from the first conductivity type and a passivation layer disposed over at least a portion of each the plurality of first highly doped regions and the plurality of second highly doped regions. The cell also includes a network of conductors having a first conductor and a second conductor, and a plurality of contacts electrically connecting the first highly doped regions with the first conductor and electrically connecting the second highly doped regions with the second conductor.

Abstract: A circuit breaker includes a circuit breaker housing and a plurality of independent poles. Each of the independent poles includes separable contacts, a voltage sensor mounted on or within the circuit breaker housing and being structured to sense voltage operatively associated with the separable contacts, and an electro-magnetic actuator structured to open and close the separable contacts. A point-on-wave controller is housed by the circuit breaker housing and cooperates with the sensors and the actuators of the independent poles to independently and synchronously open and close the separable contacts of the independent poles.

Abstract: A circuit breaker includes a plurality of independent poles. Each of the independent poles includes separable contacts, sensors structured to sense a current and a voltage operatively associated with the separable contacts, and a magnetically actuated actuator structured to open and close the separable contacts. A manual selector, such as a rotary switch, is structured to select a point-on-wave switching characteristic from a plurality of different switching characteristics. A point-on-wave controller cooperates with the manual selector and with the sensors and the actuators of the independent poles to independently and synchronously open and close the separable contacts of the independent poles as a function of the point-on-wave switching characteristic selected by the manual selector.