A pad arranging method and a pad arrangement structure for a wire bonding of a chip is provided. The method includes following steps. A soldered component and a circuit board are provided. A plurality of pads is arranged on the circuit board. a number of the pads is corresponding to a number of a plurality pins of the soldered component. The pads are disposed in a plurality of rows toward or away from the soldered component according to a predetermined arranging position, and the number of the pads on one of the rows at outer side is equal to that on one of the rows at inner side, or greater than that on one of the rows at inner side by one or more than one

The invention relates to an overvoltage protection arrangement for information and telecommunication technology, consisting of a housing with means formed on the housing base for mounting top-hat rails, overvoltage protection elements which can be found in the housing, electric connection means, and at least one circuit board as a wiring support for the overvoltage protection elements. When viewed laterally, the housing is designed approximately in the shape of a T standing on its head and has a beam-shaped main part with a protruding head part, wherein the electric connection means can be accessed and actuated via the upper face of the beam-shaped main part. A first and second circuit board are located on a respective inner face of the lateral walls of the housing in a mutually spaced manner, and the electric connection means in the form of electric connection terminals, connection sockets, and/or plugs for example are arranged in the spacing between the first and second circuit board such that first connection means can be accessed on the horizontal plane of the beam-shaped main part and second connection means can be accessed on the vertical plane of the beam-shaped main part. The flat shape of the circuit board corresponds to the T shape of the housing or approximates the shape of the housing.

The present disclosure relates to a printed circuit and an electronic device including the same. The printed circuit board includes a first substrate having a through portion, a second substrate disposed in the through portion of the first substrate, and in which at least a portion of a side surface thereof is surrounded by the first substrate, and a flexible substrate disposed in the through portion of the first substrate and connecting the first and second substrates.

A combined type single stud illuminating building block includes a circuit board, an illuminating member and an outer housing. The circuit board includes a top side and a bottom side opposite to each other. The circuit board is extended to form at least one first connection portion. The bottom side includes an electrode circuit. The illuminating member is mounted on the top side and electrically connected with the electrode circuit. The outer housing includes a connection hole to receive the circuit board and the illuminating member. The outer housing is hollow and light transmittable. The outer housing includes at least one second connection portion connected with the at least one first connection portion, respectively. Thus, the combined type single stud illuminating building block can be connected with the building block having various numbers of engaging studs to enhance degrees of freedom and variability of connection.

Peristaltic pump comprising un housing (100), containing an electric motor (130), and a head (200) configured to be coupled to the housing (100), the head (200) housing a tube comprising two accessible ends and a rotor provided with two or more squeezing elements configured to squeeze the tube, the rotor being configured to be driven by the electric motor (130) when the head (200) is coupled to the housing (100), wherein the housing (100) further contains a printed circuit board (160) configured to control the peristaltic pump and to supply power to the electric motor (130), the printed circuit board (160) being provided with two slots (161), configured to house two power supply terminals (131) of the electric motor (130) insertable into the two slots (161), and with two or more protruding male blade terminals (162), configured to be connected to external female blade terminals of an external power supply, the printed circuit board (160) being substantially triangular and configured to be obtained from a pair of printed circuit boards (160) identical to each other obtainable by separating two antisymmetric portions of a rectangular board (900) along a section line (930) that is antisymmetric with respect to or coincident with a diagonal of the rectangular board (900).

A backlight device 12 includes at least: a plurality of LEDs 17 arranged in an annular and curved shape; a light guide plate 14 surrounded by the plurality of LEDs 17 having am outer shape along the arrangement of the plurality of LEDs 17, and guiding light from the plurality of LEDs 17; and an LED board (light source board) 18 on which the plurality of LEDs 17 are mounted and wiring portions 18c for feeding power to the plurality of LEDs 17 are formed. The LED board 18 extends along the arrangement of the plurality of LEDs 17, and has a terminated annular shape or an endless annular shape, and includes a no-wiring formed region NWA in a part with respect to the circumferential direction thereof, where the wiring portions 18c are not formed.

A portable lantern light is configured to be operated in a range of selectable operational modes to provide flexible illumination solutions in both stationary and portable situations. The lantern light includes an elongated central body with a plurality of external longitudinal ribs, longitudinal channels positioned between a pair of external ribs, a lighting element residing within the channel, and a lens overlying the lighting element that acts as a primary optic. A power source that includes a battery cartridge is removably inserted within a receiver of the central body. The lantern light includes an operating mode selector assembly to control which lighting elements are illuminated during operation of the portable lantern light, and a luminosity selector assembly to selectively control the lumen output (brightness) of the lighting elements. The lantern light also includes a retractable stabilization assembly that can be deployed to stabilize the light on a support surface.

A battery pack includes: a housing (18); one or more battery cells (12) housed inside the housing; one or more seat surfaces (52a, 54a, 56a, 58a) disposed inside the housing; a circuit board (16), which is housed inside the housing and is mounted on the seat surface(s); and one or more terminals (20b, 22b) electrically connected to the circuit board. One or more elastic sheets (60, 62) surround(s) the perimeter(s) of the terminal(s) and is (are) interposed between the circuit board and the seat surface(s).

A spacing-assured gas discharge tube assembly is installed on a printed circuit board, which may be part of a motor controller. The discharge tube assembly includes a tube body and an electrostatic spacing shield disposed at least partially around the tube body. The shield is configured to prevent close physical proximity of adjacent structures having electrostatic fields that may alter the breakdown voltage of the tube body.

An illumination device includes a circuit board, a lamp seat, primary and secondary circuits, multiple conductive wires and at least one light-emitting element. The lamp seat includes a light exiting mount region. The primary circuit is disposed on the circuit board. The secondary circuit is disposed at the light exiting mount region. The conductive wires electrically connect the primary and secondary circuits. The light-emitting element is disposed at the light exiting mount region and is electrically connected to the secondary circuit. Another illumination device is also provided, which includes a circuit board, a lamp seat, primary and secondary circuits, multiple conductive wires and at least one light-emitting element.