Abstract: An electric tool system includes an electric tool device and a camera device. The electric tool device has a drive unit and an electric tool communication unit. The drive unit performs tightening work of tightening a tightening component to a work target. The electric tool communication unit performs communication with outside. The camera device has a fixing unit, an image capturing unit, and a camera communication unit. The fixing unit is removably attached to the electric tool device. The image capturing unit captures an image of at least the work target. The camera communication unit performs communication with the outside.

Abstract: In an inductor component, a first magnetic layer thickness of the first magnetic layer as a measurement in the normal direction is smaller than a second magnetic layer thickness of the second magnetic layer as a measurement in the normal direction. An inductor wiring thickness of the inductor wiring as a measurement in the normal direction is from larger than 0.5 times a vertical wiring thickness of the vertical wiring as a measurement in the normal direction to smaller than 1.5 times the vertical wiring thickness.

Abstract: A tool system includes a portable tool, an image capturing unit, an orientation detection unit, and a processing unit. The tool includes a driving unit to be activated with power supplied from a power source. The image capturing unit is provided for the tool and generates a captured image. The orientation detection unit is provided for the tool and detects an orientation of the tool. The processing unit performs processing based on the captured image and the orientation.

Abstract: The present invention is to improve a performance of a transformer having wound iron cores.

Abstract: The present invention is to improve a performance of a transformer having wound iron cores.

Abstract: There is provided a computer-readable non-transitory recording medium storing a program that causes a computer to execute a procedure that outputs results of a plurality of tests performed on source code, the procedure includes acquiring prior-to-change source code and after-change source code, comparing the acquired prior-to-change source code and after-change source code, identifying changed processing content indicating processing content that has changed between the prior-to-change source code and the after-change source code based on results of comparing, and outputting, in association with the plurality of tests, information indicating test results for the prior-to-change source code, test results for the after-change source code, and changed processing content executed by the plurality of tests for the after-change source code out of the identified changed processing content.

Abstract: An object of the present invention is to provide a power module having high reliability. The power module according to the present invention, includes a circuit body and a case housing the circuit body. The case has a first case member including a first base plate and a second case member including a second base plate. The first case member has a first side wall portion formed in an arrangement direction of the first base plate and the second base plate. The second case member has a second side wall portion formed in the arrangement direction, the second side wall portion coupling to the first side wall portion. The first side wall portion and the second side wall portion are formed so as to have the sum of lengths of the first side wall portion and the second side wall portion in the arrangement direction smaller than the thickness of the circuit body. The first case member has a deforming portion smaller than the first base plate and the second base plate in rigidity.

Abstract: An inductive detection type rotary encoder of the present invention includes: first and second transmission windings in a stator; first and second reception windings within first and second regions, respectively; and first and second magnetic flux coupling bodies within third and fourth regions, respectively, in a rotor. The second, first, third, and fourth regions are sequentially disposed in an axial direction. The shortest distance between the first transmission winding and the first magnetic flux coupling body is shorter than those between the second transmission winding and the first magnetic flux coupling body and between the first transmission winding and the second magnetic flux coupling body. The shortest distance between the second transmission winding and the second magnetic flux coupling body is shorter than those between the first transmission winding and the second magnetic flux coupling body and between the second transmission winding and the first magnetic flux coupling body.

Abstract: An object of the present invention is to provide a power module having high reliability. The power module according to the present invention, includes a circuit body and a case housing the circuit body. The case has a first case member including a first base plate and a second case member including a second base plate. The first case member has a first side wall portion formed in an arrangement direction of the first base plate and the second base plate. The second case member has a second side wall portion formed in the arrangement direction, the second side wall portion coupling to the first side wall portion. The first side wall portion and the second side wall portion are formed so as to have the sum of lengths of the first side wall portion and the second side wall portion in the arrangement direction smaller than the thickness of the circuit body. The first case member has a deforming portion smaller than the first base plate and the second base plate in rigidity.

Abstract: An induction detecting type rotary encoder includes: a stator; a rotor disposed opposite the stator; a first transmitting coil that is provided in the stator and includes a first inner circumference coil and a first outer circumference coil; a second transmitting coil that is provided in the stator and includes a second inner circumference coil and a second outer circumference coil; first and second receiving coils provided in the stator; and first and second magnetic flux coupling bodies provided in the rotor. The closest distance between the first inner circumference coil and the second magnetic flux coupling body is shorter than that between the first outer circumference coil and the second magnetic flux coupling body. The closest distance between the second inner circumference coil and the first magnetic flux coupling body is shorter than that between the second outer circumference coil and the first magnetic flux coupling body.

Abstract: An inductive detection type rotary encoder of the present invention includes: first and second transmission windings in a stator; first and second reception windings within first and second regions, respectively; and first and second magnetic flux coupling bodies within third and fourth regions, respectively, in a rotor. The second, first, third, and fourth regions are sequentially disposed in an axial direction. The shortest distance between the first transmission winding and the first magnetic flux coupling body is shorter than those between the second transmission winding and the first magnetic flux coupling body and between the first transmission winding and the second magnetic flux coupling body. The shortest distance between the second transmission winding and the second magnetic flux coupling body is shorter than those between the first transmission winding and the second magnetic flux coupling body and between the second transmission winding and the first magnetic flux coupling body.

Abstract: An inductive detection type rotary encoder comprises: a stator; and a rotor that is engaged with a rotation shaft to rotate along with the rotation shaft and faces the stator in an axial direction. The stator comprises at least two transmission windings and reception windings that are disposed from an inner peripheral side to an outer peripheral side, and the rotor comprises at least two magnetic flux coupling bodies that are respectively magnetic flux coupled with these at least two transmission windings and reception windings to configure angle detection tracks. Furthermore, inner peripheral side reception windings and outer peripheral side reception windings are connected in series, and are led out by lead-out wirings commonly used in the inner peripheral side reception windings and the outer peripheral side reception windings.

Abstract: A first reception wiring and a first magnetic flux coupler form a first track having a shape periodically changing in a rotation direction of the rotor at a first pitch. A second reception wiring and a second magnetic flux coupler form a second track having a shape periodically changing in a rotation direction of the rotor at a second pitch. The first reception wiring and the second reception wiring are stacked via a first insulative layer in a direction in which a rotation shaft extends. The first magnetic flux coupler and the second magnetic flux coupler are stacked via a second insulative layer in a direction in which the rotation shaft extends.

Abstract: An induction detecting type rotary encoder includes: a stator; a rotor disposed opposite the stator; a first transmitting coil that is provided in the stator and includes a first inner circumference coil and a first outer circumference coil; a second transmitting coil that is provided in the stator and includes a second inner circumference coil and a second outer circumference coil; first and second receiving coils provided in the stator; and first and second magnetic flux coupling bodies provided in the rotor. The closest distance between the first inner circumference coil and the second magnetic flux coupling body is shorter than that between the first outer circumference coil and the second magnetic flux coupling body. The closest distance between the second inner circumference coil and the first magnetic flux coupling body is shorter than that between the second outer circumference coil and the first magnetic flux coupling body.

Abstract: It is an objective of the present invention to provide an aluminum porous body which is formed of a pure aluminum and/or aluminum alloy base material and has excellent sinterability and high dimensional accuracy without employing metal stamping. There is provided an aluminum porous body having a relative density of from 5 to 80% with respect to the theoretical density of pure aluminum, in which the aluminum porous body contains 50 mass % or more of aluminum (Al) and from 0.001 to 5 mass % of at least one selected from chlorine (Cl), sodium (Na), potassium (K), fluorine (F), and barium (Ba). It is preferred that the aluminum porous body further contains from 0.1 to 20 mass % of at least one selected from carbon (C), silicon carbide (SiC), iron (II) oxide (FeO), iron (III) oxide (Fe2O3), and iron (II,III) oxide (Fe3O4).

Abstract: In an electromagnetic induction type absolute position measuring encoder having two or more tracks which includes: two or more rows of scale coils, each row including scale coils numerously arranged on a scale along a measuring direction so as to have a scale pitch different from that of another row; and transmitter coils and receiver coils provided on a movable grid relative to the scale in the measuring direction so as to face the scale coils, and which can measure an absolute position of the grid with respect to the scale on the basis of a flux change detected at the receiver coil via the scale coil when the transmitter coil is excited, coil lines are added to at least one side of the scale coils in the measuring direction at least in one of the tracks.

Abstract: An electromagnetic induction type absolute position measuring encoder having two or more rows of scale coils, each of the rows having a scale pitch different from that of another row; a transmitter coil and a receiver coil arranged on a grid that is movable relative to the scale in the measuring direction so as to face the scale coils; and the track is constituted by the scale coils, the transmitter coil and the receiver coil. The encoder is capable of measuring an absolute position of the grid with respect to the scale from a flux change detected at the receiver coil via the scale coils when the transmitter coil is excited, in which at least one loop-shaped additional scale coil is added between the scale coils in at least one of the tracks.

Abstract: An inductive detection type rotary encoder comprises: a stator; and a rotor that is engaged with a rotation shaft to rotate along with the rotation shaft and faces the stator in an axial direction. The stator comprises at least two transmission windings and reception windings that are disposed from an inner peripheral side to an outer peripheral side, and the rotor comprises at least two magnetic flux coupling bodies that are respectively magnetic flux coupled with these at least two transmission windings and reception windings to configure angle detection tracks. Furthermore, inner peripheral side reception windings and outer peripheral side reception windings are connected in series, and are led out by lead-out wirings commonly used in the inner peripheral side reception windings and the outer peripheral side reception windings.

Abstract: Provided is a method for manufacturing a liquid discharge head, the liquid discharge head includes a substrate provided on a surface with a first energy generating part and a second energy generating part for generating energy utilized for discharging a liquid; a first discharge port provided corresponding to the first energy generating part so as to face the surface; a second discharge port provided corresponding to the second energy generating part so as to face the surface; a first wall member which has a wall of a first liquid flow path which communicates with the first discharge port; and a second wall member which has a wall of a second liquid flow path which communicates the second discharge port, wherein a distance between the second energy generating part and the second discharge port is greater than a distance between the first energy generating part and the first discharge port.

Abstract: The present invention is a method of manufacturing a liquid discharge head, which includes providing a substrate on which a solid member is disposed to surround a region that becomes the flow path, and a metal layer made of a metal or a metal compound is disposed inside of the region, forming a mold made of a metal or a metal compound inside of the region, disposing a cover layer made of a resin to cover the solid member and the mold in contact with the solid member and the mold wherein the solid member and the metal are formed with a distance therebetween, and removing the mold to form the flow path.