Abstract: An object of the invention is to provide a material determining apparatus for a steel product and a material determining method for a steel product which can stably and precisely determine a carbon content of the steel product.

Abstract: A conveying platen is provided with a plurality of air circulation parts, each of which includes a long groove opened toward the conveying belt and formed in a longitudinal direction following a conveying direction, and a hole that penetrates in a thickness direction from a part of a bottom surface of the long groove. These air circulation parts are arrayed in the conveying direction and a width direction perpendicular to the conveying direction. The conveying platen has an opposed region which faces a nozzle surface. The long groove is provided in the opposed region. The hole is provided in a region other than the opposed region.

Abstract: An ultrasonic testing equipment includes a linear array ultrasonic probe in which a plurality of transducers are arranged in a direction orthogonal to the rolling direction of a test object and a signal processing unit. The signal processing unit executes following (1) to (6). (1) Generating an aperture synthetic image of testing signals of each section of the test object. (2) Generating a maximum value distribution of testing signals in the arrangement direction of transducers. (3) Calculating the width of a defect in each section based on the maximum value distribution. (4) Generating a maximum value distribution of the testing signals in the rolling direction based on the maximum value distribution of a plurality of sections of the test object. (5) Calculating the length of the defect based on the maximum value distribution of the testing signals in the rolling direction. (6) Calculating the area of the defect based on the calculated defect length and the calculated defect width of each section.

Abstract: An inkjet recording apparatus is provided, which includes a plurality of recording heads, a cap unit, waste ink container and communicating member. Each recording head includes a nozzle face with inkjet nozzles. The cap unit includes a plurality of first ink receiving members and a second ink receiving member. Each first ink receiving member is disposed below and corresponding to each recording head and has a first receiving portion receiving ink discharged from the inkjet nozzles and a first discharging hole discharging the received ink. The second ink receiving member is disposed below and corresponding to the first ink receiving members and has a second receiving portion that collectively receives the ink discharged through a plurality of first discharging holes and a second discharging hole. The communicating member connects the second discharging hole with an ink storage chamber of the waste ink container.

Abstract: An image forming apparatus is provided with a recording device for printing a recording medium, a conveyance unit arranged below the recording device to face the recording device and adapted to convey the recording medium, and an elevator for moving the conveyance unit upward and downward. The elevator includes an eccentric cam having an eccentrically located rotation axis line. The conveyance unit has a contact surface to be held in contact with the circumferential surface of the eccentric cam and is moved upward and downward by the rotation of the eccentric cam.

Abstract: A module for cooling a heat generating element comprising a heat receiving plate thermally connected to at least one heat generating element; a heat transfer device one end portion of which is thermally connected to the heat receiving plate and other end portion of which is thermally connected to a heat dissipating plate; a thermoelectric cooler one face of which is thermally connected to one face of the heat dissipating plate; a first heat sink thermally connected to other face of the heat dissipating plate; and a second heat sink thermally connected to other face of said thermoelectric cooler.

Abstract: A method of setting color processing parameters for a digital imaging apparatus includes connecting a computer via a communication path to a digital imaging apparatus that produces color image data through color processing performed by a color processing unit on image data taken by an imaging device, setting, in the computer, parameters for use in the color processing, transferring the parameters from the computer to the digital imaging apparatus via the communication path, causing the color processing unit to perform color processing based on the parameters under control of an emulator that operates in the digital imaging apparatus, and storing, in memory, color image data generated by the color processing based on the parameters.

Abstract: An image forming apparatus is provided with a cooling fan for cooling toner boxes within the apparatus. The outlet of the cooling fan and the toner boxes are connected by flexible tubes, respectively. This makes it possible to connect the cooling fan with the toner boxes even if there is not sufficient space, thereby enabling cooling of the toner boxes.

Abstract: A tracking device is provided with a non-contact type displacement gauge, a positioner which moves a flaw detecting sensor within a plane perpendicular to an axial direction of a pipe or tube, and a positioning controller which controls the positioner.

Abstract: A Raman amplifying device includes a plurality of Raman amplifiers having a gain wavelength characteristic with a gain peak at which an amplification gain becomes the largest, including a first Raman amplifier having a gain wavelength characteristic with a plurality of gain peaks including a first gain peak and a second gain peak adjacent to the first gain peak; a second Raman amplifier having a gain wavelength characteristic with at least one gain peak including a third gain peak between the first gain peak and the second gain peak; and a third Raman amplifier having a gain wavelength characteristic with a fourth gain peak between the first gain peak and the third gain peak, the fourth gain peak forming an arithmetic sequence between the first gain peak and the third gain peak.

Abstract: The present invention teaches and claims an image forming apparatus comprising: an image forming portion including one or more inkjet heads for forming an image on a recording medium by discharging ink from an ink discharge surface of the inkjet head; a recording medium transporting portion having a transport surface which is positioned below the ink discharge surface and on which the recording medium is placed for transporting a sheet to a position facing the ink discharge surface; a moving mechanism for moving the transport surface toward and away from the ink discharge surface; an ink discharge surface protecting mechanism including but not limited to a cap member and a driving device for moving the cap member; and a control unit for moving the transport surface away from the ink discharge surface to operate the ink discharge surface protecting mechanism when the recording medium is jammed during transportation of the recording medium.

Abstract: A developing unit is disclosed which is configured to supply toner to a photosensitive drum in the body of an image forming device, and can be detachably mounted to the body of the image forming device. The developing includes a first developing roller and a roller contacting/retracting mechanism. The first developing roller can be arranged in a position proximate to and parallel with the photosensitive drum, or a position retracted from the photosensitive drum. The roller contacting/retracting mechanism is configured to move the first developing roller to the position proximate to the photosensitive drum when the developing unit is attached to the body of the image forming device, and move the first developing roller to the position retracted from the photosensitive drum when detaching the developing unit from the body of the image forming device.

Abstract: A focusing apparatus includes a first sensor and a second sensor configured to receive an optical image of a target workpiece to be inspected and convert it photoelectrically, a first optical system configured to make the optical image be focused on the first sensor, a second optical system configured to branch the optical image from the first optical system and to make a branched optical image be focused on the second sensor, a focus detection part configured to input a first image signal photoelectrically converted by the first sensor and a second image signal photoelectrically converted by the second sensor and to detect a focus position of the optical image by using high frequency components of the first image signal and the second image signal, and a focus control part configured to control a focus of the first optical system based on the focus position detected by the focus detection part.

Abstract: An image forming apparatus is provided with a recording device for printing a recording medium, a conveyance unit arranged below the recording device to face the recording device and adapted to convey the recording medium, and an elevator for moving the conveyance unit upward and downward. The elevator includes an eccentric cam having an eccentrically located rotation axis line. The conveyance unit has a contact surface to be held in contact with the circumferential surface of the eccentric cam and is moved upward and downward by the rotation of the eccentric cam.

Abstract: A toner cartridge (20) has a shutter (40) adapted to be changed between a closed posture (S1) and an open posture (S1) for opening a toner supply port (322), a lever (50) to be operated manually to change the posture of the shutter (40), and a postural-change restriction mechanism (60) for controlling a postural change of the shutter (40). The postural-change restriction mechanism (60) includes a lock groove (53) in the lever (50), and a restriction pawl (62) integrally formed with a cartridge body (30). The restriction pawl (62) engages the lock groove (53) when the lever (50) is operated to set the shutter (40) in the closed posture (S1), to block a postural change of the shutter (40), and to be elastically deformed when the cartridge body (30) is attached to a development device, in a manner to allow the postural change.

Abstract: A Raman amplifying device includes a plurality of Raman amplifiers having a gain wavelength characteristic with a gain peak at which an amplification gain becomes the largest, including a first Raman amplifier having a gain wavelength characteristic with a plurality of gain peaks including a first gain peak and a second gain peak adjacent to the first gain peak; a second Raman amplifier having a gain wavelength characteristic with at least one gain peak including a third gain peak between the first gain peak and the second gain peak; and a third Raman amplifier having a gain wavelength characteristic with a fourth gain peak between the first gain peak and the third gain peak, the fourth gain peak forming an arithmetic sequence between the first gain peak and the third gain peak.

Abstract: A focusing device comprises a first imaging optical system, a second imaging optical system which splits the optical image in the direction of an AF sensor and further splits the optical image so that a front focus image in which the point that is in focus is in front of the optical image on the inspecting sensor and a back focus image in which the point that is in focus is behind the optical image on the inspecting sensor are formed on the AF sensor, a focus detecting circuit which detects an optimum focus position on the basis of a high-frequency component of a front sensor image in a front focus position and a high-frequency component of a back sensor image in a back focus position, and a focus control circuit which controls the focusing of the first imaging optical system on the basis of the focus position.

Abstract: A Raman amplifying device includes a plurality of Raman amplifiers having a gain wavelength characteristic with a gain peak at which an amplification gain becomes the largest, including a first Raman amplifier having a gain wavelength characteristic with a plurality of gain peaks including a first gain peak and a second gain peak adjacent to the first gain peak; a second Raman amplifier having a gain wavelength characteristic with at least one gain peak including a third gain peak between the first gain peak and the second gain peak; and a third Raman amplifier having a gain wavelength characteristic with a fourth gain peak between the first gain peak and the third gain peak, the fourth gain peak forming an arithmetic sequence between the first gain peak and the third gain peak.

Abstract: A method of setting color processing parameters for a digital imaging apparatus includes connecting a computer via a communication path to a digital imaging apparatus that produces color image data through color processing performed by a color processing unit on image data taken by an imaging device, setting, in the computer, parameters for use in the color processing, transferring the parameters from the computer to the digital imaging apparatus via the communication path, causing the color processing unit to perform color processing based on the parameters under control of an emulator that operates in the digital imaging apparatus, and storing, in memory, color image data generated by the color processing based on the parameters.

Abstract: A focusing apparatus includes a first sensor and a second sensor configured to receive an optical image of a target workpiece to be inspected and convert it photoelectrically, a first optical system configured to make the optical image be focused on the first sensor, a second optical system configured to branch the optical image from the first optical system and to make a branched optical image be focused on the second sensor, a focus detection part configured to input a first image signal photoelectrically converted by the first sensor and a second image signal photoelectrically converted by the second sensor and to detect a focus position of the optical image by using high frequency components of the first image signal and the second image signal, and a focus control part configured to control a focus of the first optical system based on the focus position detected by the focus detection part.