Abstract: Provided is a flexible transparent wiring board which includes a base substrate, and wiring, in which the base substrate is transparent and has flexibility and insulating properties, a groove is formed on an upper surface of the base substrate, the wiring is formed of a wiring constituent material filled in the groove, and the groove is formed in a narrow V-shape in a depth direction.

Abstract: Provided is a wiring unit including a flexible printed circuit board having a first surface and a second surface, a connector, a holding member, and a cover, the flexible printed circuit board has wirings; the connector has a housing case and terminals, the connector is connected to the first surface at one end side in a longitudinal direction of the flexible printed circuit board, the terminals are connected to the wirings on the other end side in the longitudinal direction from the housing case; the holding member is provided to hold the flexible printed circuit board on the second surface; the holding member has a recess on the other end side in the longitudinal direction from the terminals, and the cover has a pressing portion to press and make a part of the flexible printed circuit board enter the recess.

Abstract: Provided is a heater which includes a flexible printed wiring board, in which the flexible printed wiring board includes a base film, a first metal foil, and a second metal foil, the first metal foil forms a heater circuit portion that generates heat when energized, on a first surface of the base film, and the second metal foil forms a heat conductive foil portion that maintains a non-energized state, on a second surface of the base film.

Abstract: Provided is a biological information acquisition system capable of acquiring an electric parameter and biological information that are more accurate. A biological information acquisition system 200 includes a flexible electrode sheet 100 having multiple electrodes 30 arranged in an array, an electrode selector that acquires an electric parameter from the multiple electrodes 30 in a state in which the electrode sheet 100 is arranged along a biological body 300 such that the multiple electrodes 30 do not contact the biological body 300 to select the electrodes 30 to be used for acquisition of biological information based on the acquired electric parameter, and a biological information acquirer that acquires the biological information from the electrodes 30 selected by the electrode selector in a state in which the electrode sheet 100 is arranged along the biological body 300 such that the multiple electrodes 30 do not contact the biological body 300.

Abstract: Provided is a wiring material which is advantageous for space saving while ensuring seismic resistance of a flexible circuit board. A wiring material 7 including a flexible circuit board 10 in which a plurality of batteries 3A to 3L arranged in one direction is connected to one another via a bus bar 20 and an arrangement direction of the batteries 3A to 3L is a longitudinal direction of the flexible circuit board 10, includes: a narrow connecting portion 18 connected to the bus bar 20; and a main body 68 that is connected to the connecting portion 18 and includes a portion wider than the connecting portion 18. The connecting portion 18 is configured to have a longitudinal extending portion 18a that projects from the main body 68 in the longitudinal direction and extends in the longitudinal direction.

Abstract: Provided is a component mount board having such a structure that a state of a component mount board being soaked in liquid can be more reliably sensed. A component mount board 100 includes a sheet-shaped moisture detection sensor 90. The moisture detection sensor 90 includes: a board 10 having a base 11, a first conductive pattern 30 formed on the base 11, and a mount component 50 electrically connected to the first conductive pattern 30; and a second conductive pattern 40 forming a circuit 60 together with the first conductive pattern 30 in a complementary manner. A portion of the base 11 corresponding to the second conductive pattern 40 is a missing portion 12. The component mount board 100 further includes a water-absorption expansion material 70. When expanding by water absorption, the water-absorption expansion material 70 presses the base 11 or the second conductive pattern 40 in a direction perpendicular to the plane of the base 11 to break the second conductive pattern 40.

Abstract: Provided is a paper diaper having a structure capable of more reliably sensing a state of a diaper sensor being soaked in liquid. A diaper sensor 100 includes a sheet-shaped wetness detection sensor device 90 having a circuit 60 breakable or damageable when getting wet with liquid. The diaper sensor 100 includes a highly water-permeable sheet 85 forming the surface of the diaper sensor 100 arranged on a user's body surface side, and at least any one of a first water-absorbing sheet 81 interposed between the highly water-permeable sheet 85 and the wetness detection sensor device 90 or a second water-absorbing sheet 83 arranged on the opposite side of the wetness detection sensor device 90 from the highly water-permeable sheet 85 side.

Abstract: A battery includes a cell and a flexible printed circuit board to which a temperature measurement element that measures the temperature of the cell is connected. The flexible printed circuit board includes a first flexible printed circuit board portion to which a connector is connected, and a second flexible printed circuit board portion provided through a branch portion branched from the first flexible printed circuit board portion. The first flexible printed circuit board portion is provided with a first temperature measurement element arranged on one surface side of the cell to measure the temperature of one surface of the cell. The second flexible printed circuit board portion is provided with a second temperature measurement element arranged on an other surface side of the cell to measure the temperature of an other surface of the cell.

Abstract: Provided is a flexible printed circuit board with connection terminal, including: a base film and a conductor layer provided on the base film, wherein the connection terminal includes a plurality of crimping pieces for fixing the connection terminal to the flexible printed circuit board, the crimping pieces penetrate the flexible printed circuit board by being crimped, and are bent in a direction opposite to a direction in which the crimping pieces penetrate the flexible printed circuit board, to bite into at least a part of the conductor layer, and the conductor layer is removed in a region of the conductor layer which the crimping pieces penetrate.

Abstract: Provided is a flexible printed circuit connection structure which includes a flexible printed circuit having a plurality of wires, a board to be connected having a plurality of wires to be connected, a plurality of solder connection portions, and a partition wall, in which: the plurality of solder connection portions is a part where the plurality of wires of the flexible printed circuit and the plurality of wires to be connected of the board to be connected are connected to each other by solder; the partition wall is provided away from the plurality of solder connection portions so as to surround the plurality of solder connection portions; and the flexible printed circuit, the board to be connected, and the partition wall define a sealed space, and the plurality of solder connection portions is arranged inside the sealed space.

Abstract: Provided is a component mount board having a structure capable of more reliably sensing a state of the component mount board being soaked in liquid. A component mount board 100 includes a board 10 having a base 11, a first conductive pattern 30 formed on the base 11, and a mount component 50 electrically connected to the first conductive pattern 30 and a second conductive pattern 40 forming a circuit 60 together with the first conductive pattern 30 in a complementary manner. A portion of the base 11 corresponding to the second conductive pattern 40 is a missing portion 12 where the base 11 is missing. The second conductive pattern 40 is soluble in liquid, or is weakened when becoming wet with liquid.

Abstract: A connector-equipped flexible printed circuit board includes: a flexible printed circuit board; a connector having a terminal to be connected to a line provided for the flexible printed circuit board and joined to the flexible printed circuit board; and a reinforcing plate fixed to a surface of the flexible printed circuit board opposite to a portion joined to the connector, in which the connector has a joint protrusion configured to penetrate the flexible printed circuit board, and a stopper structure that restricts movement of the connector in a direction apart from the flexible printed circuit board is provided in addition to joint between the line and the terminal and the joint protrusion.

Abstract: Provided is an electronic equipment sealing structure that includes a case, a flexible printed circuit board, and an adhesive layer, in which the case includes a case body, an opening provided in the case body, and a pair of thin plate portions having flexibility; part of the flexible printed circuit board is inserted into the case body through the opening; one thin plate portion and the other thin plate portion of the pair of thin plate portions are provided along the opening so as to face each of first and second surfaces of the flexible printed circuit board; and the adhesive layer is provided so as to close a clearance between an inner wall surface of the opening and the flexible printed circuit board.

Abstract: A voltage monitoring module includes a flexible printed board including a plurality of wires, in which: the flexible printed board includes: a main body extending in a first direction; and a plurality of branch portions each branching off the main body, the plurality of branch portions being placed intermittently in the first direction, each of the branch portions includes, at a part on a distal end side thereof, a connection terminal to be connected to a cell terminal being a terminal of a battery cell of a battery pack having a plurality of the stacked battery cells, and among the plurality of branch portions, the branch portion located farther in the first direction from a reference position has a longer length dimension from a proximal end of the branch portion to the connection terminal.

Abstract: Provided is a flexible printed board including: an insulating base material; a plurality of first wiring lines disposed on a front surface side of the base material; a plurality of first terminals each provided on an external connection side, of a respective one of the plurality of first wiring lines; a plurality of second wiring lines disposed on a rear surface side of the base material; and a plurality of second terminals each provided on an external connection side, of a respective one of the plurality of second wiring lines; in which: a restraining space for restraining surface flashover is provided from a first outermost terminal, which is outermost of the plurality of first terminals, through an edge portion of the base material, to a second outermost terminal, which is outermost of the plurality of second terminals.

Abstract: Provided is a component mount board which includes: a board having a base, a first conductive pattern, a mount component connected to the first conductive pattern, and a soluble layer; and a second conductive pattern, in which the soluble layer is soluble in liquid, and the second conductive pattern is soluble in liquid or is weakened when getting wet with liquid, the base has, in a portion of the base corresponding to the second conductive pattern, a first missing portion the first conductive pattern has a first portion and a second portion separated from the first portion through the first missing portion, the second conductive pattern connects, over the first missing portion, the first and second portions of the first conductive pattern to each other, and a portion of the second conductive pattern at least over the first missing portion is formed on a first surface of the soluble layer.

Abstract: Provided is a stretchable wiring board including: a base material having stretchability; a wiring line having at least a portion coated and formed on the base material with a conductive stretchable material; and an uneven engaging portion that is electrically connected to the wiring line and has a protrusion or a recess configured to engage with a connection terminal of an external device.

Abstract: Provided is a flexible printed circuit connection structure which includes a flexible printed circuit having a plurality of wires, a board to be connected having a plurality of wires to be connected, a plurality of solder connection portions, and a partition wall, in which: the plurality of solder connection portions is a part where the plurality of wires of the flexible printed circuit and the plurality of wires to be connected of the board to be connected are connected to each other by solder; the partition wall is provided away from the plurality of solder connection portions so as to surround the plurality of solder connection portions; and the flexible printed circuit, the board to be connected, and the partition wall define a sealed space, and the plurality of solder connection portions is arranged inside the sealed space.

Abstract: A crimp terminal-equipped flexible printed circuit board includes: a first flexible printed circuit board having a base film and a circuit provided on a surface of the base film and made of metal foil; multiple crimp terminals including crimp pieces crimped to penetrate the first flexible printed circuit board and bent to bite into part of the circuit; and an insulating reinforcing film partially integrally provided on an area of the base film where the multiple crimp pieces penetrate.

Abstract: A catheter flexible printed wiring board which includes: a long flexible insulating base member having a tip end portion and a base end portion; and a conductive pattern formed on the flexible insulating base member and extending from the base end portion to the tip end portion, wherein the conductive pattern at the base end portion is wider than the conductive pattern at the tip end portion and thicker than the conductive pattern at the tip end portion.