Abstract: A connector has a male housing (10) with a forwardly open receptacle (11) and a female housing (40) with a terminal accommodating portion (42) that fits into the receptacle (11). A front wall (70) is mounted on a front of the terminal accommodating portion (42) and provides terminal insertion holes (55). Fitting projections (20) are formed on an inner peripheral surface of the receptacle (11), and fitting grooves (60) are formed on an outer peripheral surface of the terminal accommodating portion (42) for receiving the fitting projections (20). Backlash preventing ribs (61) are formed on inner surfaces of the fitting grooves (60) and are squeezed between inner surfaces of the fitting grooves (60) and outer surfaces of the fitting projections (20). The front wall (70) has escaping grooves (80) configured to allow the fitting projections (20) to be passed therethrough with a clearance and inserted into the fitting grooves (60).

Abstract: Provided is a connector (10) whereof a cover (60) is prevented from falling off a housing (20). The connector (10) is provided with: the housing (20), which is capable of fitting to a counterpart housing (90) and arranged in proximity or in contact with a peripheral member such as a solenoid (80) when fitting to the counterpart housing (90); and the cover (60), which is independent from the housing (20) and attached to the housing (20) so as to cover an electric wire (100) drawn out from a wire outdrawing surface of this housing (20). When the housing (20) fits to the counterpart housing (90), the cover (60) is faced by the peripheral member in a separating direction from the housing (20) so that the cover (60) is arranged to be interposed between the housing (20) and the peripheral member such as the solenoid (80).

Abstract: A plurality of connector (40) is configured to be maintained in a state of being aligned in an aligned direction. The connectors (40) each include a housing (41) that may be angularly displaced about an axis parallel to a fitting direction with a counterpart housing (71). A plurality of the housings (41) are aligned in a direction intersecting the fitting direction and an angular displacement direction, and each has a through portion (52) through which electrical wires (100) for aligning the housings (41) in the aligned direction penetrates. A relieving portion (90) having a shape retracting in a direction for avoiding interference with the electrical wires (100) when the housings (41) are angularly displaced is provided on an inner face of each through portion (52).

Abstract: A fitting work for a connector (40) and a counterpart connector (70) can be performed smoothly. The connector (40) includes a housing body (42) from which an electrical wire (100) connected to a terminal metal fitting (30) extends out from a rear face thereof; and a guide (43) arranged at a rear side of the housing body (42) and configured by having the electrical wire (100) arranged within a through portion (52) passing through in a direction intersecting a front-rear direction, the electrical wire (100) extending out in both directions through both end openings of the through portion (52). The electrical wire (100) extending out in both directions is configured of the electrical wire (100) configuring a main line (10) of a wire harness.

Abstract: A cam grinding method using a cam grinding device includes: an intermediate-cam lift-data generating step of, based on first lift data of a first cam and second lift data of a second cam, generating imaginary intermediate cam lift data of a spline curve that contains profiles of both cams; a first cam grinding step of grinding the first cam; a second cam grinding step of grinding the second cam; and an intermediate-cam grinding step of removing an unground portion generated at a boundary portion between the first cam and the second cam by plunge grinding or spark-out grinding on the basis of the intermediate-cam lift data after the second cam grinding step.

Abstract: The present invention makes it possible to prevent the erroneous fitting of a connector (40) and to smoothly perform a fitting operation. A plurality of connectors (40) are aligned in a direction intersecting a front-rear direction. The front face of a housing (41) is oriented in the direction facing a counterpart housing (71) at fitting each connector (40). The housing (41) is provided with a through portion (52) passing through the housing (41) in the direction intersecting the front-rear direction. A plurality of electrical wires (100) extended out from each connector (40) are densely arranged in the through portion (52) so that the free movement of the electrical wires is restricted.

Abstract: A connector (40) is avoided from becoming large sized by avoiding a guiding used upon fitting from becoming large. A counterpart housing (71) includes a cylindrical hood (72). A housing (41) includes a housing body (42) that can be fitted in the hood (72). The counterpart housing (71) is allowed to be angularly displaced about an axis parallel to a fitting direction of the housings (41, 71). One side of an opening edge of the hood (72) is configured as a counterpart arc portion (74) that curves in an arc shape along an angular displacement direction. One side of a front face of the housing body (42) in the fitting direction is configured as an arc portion (64) that curves in an arc shape along the angular displacement direction, and is configured capable of entering into the hood (72) by being guided by the counterpart arc portion (74).

Abstract: A cam grinding method includes: a common base circle portion setting step of obtaining an angular range of a common surface based on first cam lift data of a first cam and second cam lift data of a second cam; a first cam grinding step of grinding the first cam; a second cam grinding step of grinding the second cam; and a common base circle portion traverse grinding step of, after the second cam grinding step, moving a grinding wheel in a traverse direction to perform spark-out of an unground part remaining at the boundary between the first and second cams.

Abstract: An incorrect fitting of a connector (40) is prevented, and a fitting work is enabled to be performed smoothly. A plurality of connectors (40), each having a housing (41) capable of fitting with its counterpart housing (71), is arranged in a line. Upon fitting of the housings (41, 71), a front face of each housing (41) is arranged so as to face a direction facing its counterpart housing (71), and an aligning direction of the connectors (40) is set to be a direction intersecting a front-rear direction. Through portions (52, 52E) are provided in the housings (41), and upon fitting of the housings (41, 71), each connector (40) is arranged at a position capable of facing its counterpart connector (70) by an aligning member (80, 100) that is passed through the respective through portions (52, 52E).

Abstract: A binding structure for a band for a wire harness prevents displacement of a band fastening position. A band (10) has a belt-shaped band section (12) by which electrical wires (80) are bound. The band section (12) includes a winding portion (14) wound around an outer periphery of the electrical wires (80) bundled together in a manner that the winding portion (14) is shifted away from a binding start point in a forward direction along a lengthwise direction of the electrical wires, and a winding portion (15) intersecting with the winding portion (14) in the forward direction and wound around the outer periphery in a manner that the winding portion (15) is shifted toward the binding start point in a return direction opposite to the forward direction.

Abstract: Provided are a wire harness and a connector (40) allowing a routing path for an electrical wire (100) to be set without increasing the number of components and without requiring a complicated operation. A plurality of connectors (40) are aligned in a direction intersecting a front-rear direction. Each connector (40) is provided with a housing (41) capable of being fitted into a counterpart housing (71). The front face of the housing (41) is oriented in the direction facing the counterpart housing (71) at fitting both the housings (41, 71). The housing (41) is provided with a plurality of through portions (52A, 52B) passing through the housing (41) in the direction intersecting the front-rear direction. Each of the plurality of through portions (52A, 52B) has a space capable of routing an electrical wire (100) extended out from each connector (40).

Abstract: A connector has a male housing (10) with a forwardly open receptacle (11) and a female housing (40) with a terminal accommodating portion (42) that fits into the receptacle (11). A front wall (70) is mounted on a front of the terminal accommodating portion (42) and provides terminal insertion holes (55). Fitting projections (20) are formed on an inner peripheral surface of the receptacle (11), and fitting grooves (60) are formed on an outer peripheral surface of the terminal accommodating portion (42) for receiving the fitting projections (20). Backlash preventing ribs (61) are formed on inner surfaces of the fitting grooves (60) and are squeezed between inner surfaces of the fitting grooves (60) and outer surfaces of the fitting projections (20). The front wall (70) has escaping grooves (80) configured to allow the fitting projections (20) to be passed therethrough with a clearance and inserted into the fitting grooves (60).

Abstract: It is aimed to enable a connecting operation to smoothly proceed by preventing erroneous connection of a connector (10). A connector structure includes a housing (20) in which a terminal fitting (60) is to be accommodated, a wire (70) to be connected to the terminal fitting (60) and pulled out from a wire pull-out surface (24) of the housing (20), and an extra-length adjusting portion (21) provided continuously to the housing (20) and configured to hold the wire (70) pulled out from the wire pull-out surface (24) in a state loosened into a substantially U shape or wounded one or more turns and variably adjust the amount of loosening or winding of the wire.

Abstract: Provided is a connector (10) whereof a cover (60) is prevented from falling off a housing (20). The connector (10) is provided with: the housing (20), which is capable of fitting to a counterpart housing (90) and arranged in proximity or in contact with a peripheral member such as a solenoid (80) when fitting to the counterpart housing (90); and the cover (60), which is independent from the housing (20) and attached to the housing (20) so as to cover an electric wire (100) drawn out from a wire outdrawing surface of this housing (20). When the housing (20) fits to the counterpart housing (90), the cover (60) is faced by the peripheral member in a separating direction from the housing (20) so that the cover (60) is arranged to be interposed between the housing (20) and the peripheral member such as the solenoid (80).

Abstract: It is aimed to enable a connecting operation to smoothly proceed by preventing erroneous connection of a connector (10). A connector structure includes a housing (20) in which a terminal fitting (60) is to be accommodated, a wire (70) to be connected to the terminal fitting (60) and pulled out from a wire pull-out surface (24) of the housing (20), and an extra-length adjusting portion (21) provided continuously to the housing (20) and configured to hold the wire (70) pulled out from the wire pull-out surface (24) in a state loosened into a substantially U shape or wounded one or more turns and variably adjust the amount of loosening or winding of the wire.

Abstract: In a state where a first truer rotation axis is maintained parallel to a grindstone rotation axis, a grindstone outer circumferential surface, and outer circumference arcuate surfaces which are partial surfaces of grindstone arcuate surfaces, and which are continuous to the grindstone outer circumferential surface are trued by using a first truer. In a state where a second truer rotation axis is maintained in a direction perpendicular to the grindstone rotation axis, grindstone end surfaces, and end surface arcuate surfaces which are remaining surfaces of the grindstone arcuate surfaces, and which are continuous to the grindstone end surfaces are trued by using a second truer.

Abstract: Provided are a wire harness and a connector (40) allowing a routing path for an electrical wire (100) to be set without increasing the number of components and without requiring a complicated operation. A plurality of connectors (40) are aligned in a direction intersecting a front-rear direction. Each connector (40) is provided with a housing (41) capable of being fitted into a counterpart housing (71). The front face of the housing (41) is oriented in the direction facing the counterpart housing (71) at fitting both the housings (41, 71). The housing (41) is provided with a plurality of through portions (52A, 52B) passing through the housing (41) in the direction intersecting the front-rear direction. Each of the plurality of through portions (52A, 52B) has a space capable of routing an electrical wire (100) extended out from each connector (40).

Abstract: A connector (40) is avoided from becoming large sized by avoiding a guiding used upon fitting from becoming large. A counterpart housing (71) includes a cylindrical hood (72). A housing (41) includes a housing body (42) that can be fitted in the hood (72). The counterpart housing (71) is allowed to be angularly displaced about an axis parallel to a fitting direction of the housings (41, 71). One side of an opening edge of the hood (72) is configured as a counterpart arc portion (74) that curves in an arc shape along an angular displacement direction. One side of a front face of the housing body (42) in the fitting direction is configured as an arc portion (64) that curves in an arc shape along the angular displacement direction, and is configured capable of entering into the hood (72) by being guided by the counterpart arc portion (74).

Abstract: An incorrect fitting of a connector (40) is prevented, and a fitting work is enabled to be performed smoothly. A plurality of connectors (40), each having a housing (41) capable of fitting with its counterpart housing (71), is arranged in a line. Upon fitting of the housings (41, 71), a front face of each housing (41) is arranged so as to face a direction facing its counterpart housing (71), and an aligning direction of the connectors (40) is set to be a direction intersecting a front-rear direction. Through portions (52, 52E) are provided in the housings (41), and upon fitting of the housings (41, 71), each connector (40) is arranged at a position capable of facing its counterpart connector (70) by an aligning member (80, 100) that is passed through the respective through portions (52, 52E).

Abstract: A fitting work for a connector (40) and a counterpart connector (70) can be performed smoothly. The connector (40) includes a housing body (42) from which an electrical wire (100) connected to a terminal metal fitting (30) extends out from a rear face thereof; and a guide (43) arranged at a rear side of the housing body (42) and configured by having the electrical wire (100) arranged within a through portion (52) passing through in a direction intersecting a front-rear direction, the electrical wire (100) extending out in both directions through both end openings of the through portion (52). The electrical wire (100) extending out in both directions is configured of the electrical wire (100) configuring a main line (10) of a wire harness.