Abstract: A neutron flux measurement apparatus includes: a storage which records, as record data, a measured value indicating change in a neutron flux in a nuclear reactor corresponding to adjustment control for output of the nuclear reactor during a first set period; and a calculation circuitry which, on the basis of the record data, performs correction for a detector sensitivity to a neutron of a self-powered detector at a time point in accordance with the adjustment control during a second set period after the first set period, the time point being a time point when the second set period has elapsed, and derives the neutron flux at the time point using the corrected detector sensitivity.

Abstract: A tractor includes a working motor, a work machine including a roller configured to rotate by an output from the working motor, a support mechanism configured to support the work machine such that a working posture and a retracting posture are achievable, and a control device. The control device executes: an adherence amount acquisition process of acquiring an estimated adherence amount as an estimated value for the amount of mud attached to the roller; and a mud removal process of, when the estimated adherence amount is equal to or more than a determination adherence amount, removing the mud from the roller by driving the working motor in a state where the work machine takes the retracting posture.

Abstract: A valve plate is used in a swash plate type motor including a motor shaft and a cylinder block in a motor housing and includes: a sliding supporting surface contacting a rear end surface of the cylinder block to support the cylinder block; a supporting surface that is a surface corresponding to and opposite to the sliding supporting surface; a central through hole through which the motor shaft penetrates; and a plurality of ports and formed around the central through hole as inlets and outlets of operating oil so as to penetrate the valve plate, and a cooling concave portion into which the operating oil flows is formed in a region except for the ports and on the supporting surface.

Abstract: A valve plate is used in a swash plate type motor including a motor shaft and a cylinder block in a motor housing and includes: a sliding supporting surface contacting a rear end surface of the cylinder block to support the cylinder block; a supporting surface that is a surface corresponding to and opposite to the sliding supporting surface; a central through hole through which the motor shaft penetrates; and a plurality of ports and formed around the central through hole as inlets and outlets of operating oil so as to penetrate the valve plate, and a cooling concave portion into which the operating oil flows is formed in a region except for the ports and on the supporting surface.

Abstract: A construction machine comprises an electric motor/generator coupled to an electricity accumulator, an engine, a transmission coupled to drive wheels, an epicyclic gearing for coupling an output shaft of the electric motor/generator, an output shaft of the engine, and an input shaft of the transmission, the engine torque and/or the generator torque being transmitted to drive wheels, a clutch for directly coupling two among the output shaft of the electric motor/generator, the output shaft of the engine, and the input shaft of the transmission, and a controller configured to, under a condition in which the clutch is in an off-state, control engine speed based on the degree to which the accelerator is open and on the amount of electricity in the electricity accumulator, to control shifting of the transmission gear position based on the accelerator opening degree, operational state of the generator, and the electricity amount.

Abstract: The present invention provides a cooling structure of a cylinder block, the cooling structure being capable of improving a cooling performance of sliding surfaces. A cylinder block includes a plurality of cylinders, and pistons are respectively inserted into the cylinders through openings. Each of the pistons performs reciprocating sliding on a sliding surface which defines the cylinder. A plurality of cooling depressions are formed on an outer peripheral surface of the cylinder block. Each of the cooling depressions extends from a front end surface of the cylinder block on a dividing wall located between the two adjacent cylinders and is formed by reducing the thickness of the dividing wall so as to reduce a thickness of a portion between the sliding surface and the outer peripheral surface.

Abstract: To provide an interchangeable lens, a camera body, a camera system, and a method for controlling the same, with which a highly efficient and stable image blur correction effect can be obtained. A camera system (1) has a camera body (10) and an interchangeable lens (20) which is attachable to and detachable from the camera body (10). The camera body (10) has an imaging unit (120) for imaging a subject through the interchangeable lens (20), and a sequence microcomputer (100) capable of sending and receiving information to and from a lens microcomputer (200) and for controlling the imaging operation of an imaging unit (120).

Abstract: A construction machine comprises an electric motor/generator coupled to an electricity accumulator, an engine, a transmission coupled to drive wheels, an epicyclic gearing for coupling an output shaft of the electric motor/generator, an output shaft of the engine, and an input shaft of the transmission, the engine torque and/or the generator torque being transmitted to drive wheels, a clutch for directly coupling two among the output shaft of the electric motor/generator, the output shaft of the engine, and the input shaft of the transmission, and a controller configured to, under a condition in which the clutch is in an off-state, control engine speed based on the degree to which the accelerator is open and on the amount of electricity in the electricity accumulator, to control shifting of the transmission gear position based on the accelerator opening degree, operational state of the generator, and the electricity amount motor/generator.

Abstract: There is provided an interchangeable lens, a camera body, a camera system, and a method for controlling the same, with which a highly efficient and stable image blur correction effect can be obtained. A camera system 1 has a camera body 10 and an interchangeable lens 20 that can be attached to and detached from the camera body 10. The camera body 10 has an imaging unit for imaging a subject through the interchangeable lens 20, and a sequence microcomputer 100 capable of sending and receiving information to and from a lens microcomputer 200 and for controlling the imaging operation of an imaging unit 120.

Abstract: An interchangeable lens barrel and a program rewriting system, in which a program included in the interchangeable lens barrel is easily changeable, are provided. An interchangeable lens barrel 2 is detachable from a camera body 1, and includes a storage section 36 for storing a first program concerning a function of the interchangeable lens barrel 2, a connection section 38 for connecting to an external input/output device 60, a reception section 32 for receiving a second program concerning the function of the interchangeable lens barrel from the input/output device 60 through the connection section 38, and a rewriting section 37 for replacing the stored first program with the received second program.

Abstract: To provide an interchangeable lens, a camera body, a camera system, and a method for controlling the same, with which a highly efficient and stable image blur correction effect can be obtained. A camera system (1) has a camera body (10) and an interchangeable lens (20) which is attachable to and detachable from the camera body (10). The camera body (10) has an imaging unit (120) for imaging a subject through the interchangeable lens (20), and a sequence microcomputer (100) capable of sending and receiving information to and from a lens microcomputer (200) and for controlling the imaging operation of an imaging unit (120).

Abstract: There is provided an interchangeable lens, a camera body, a camera system, and a method for controlling the same, with which a highly efficient and stable image blur correction effect can be obtained. A camera system 1 has a camera body 10 and an interchangeable lens 20 that can be attached to and detached from the camera body 10. The camera body 10 has an imaging unit for imaging a subject through the interchangeable lens 20, and a sequence microcomputer 100 capable of sending and receiving information to and from a lens microcomputer 200 and for controlling the imaging operation of an imaging unit 120.

Abstract: The single-lens reflex camera body is provided with: a detector that detects which of a first lens unit or a second lens unit is attached; a rotation operator which accepts a rotating operation to adjust a diaphragm value of the lens unit attached to the camera body; and a controller which transmits the diaphragm value that is adjusted at the rotation operator to the lens unit attached to the single-lens reflex camera body, and having a configuration where an operating direction of the diaphragm ring when a rotating operation is performed at the diaphragm ring to adjust the diaphragm value is the same as an operating direction of the rotation operator when the rotating operation is performed at the rotation operator. Thereby, the diaphragm value can be set easily.

Abstract: An interchangeable lens barrel and a program rewriting system, in which a program included in the interchangeable lens barrel is easily changeable, are provided. An interchangeable lens barrel 2 is detachable from a camera body 1, and includes a storage section 36 for storing a first program concerning a function of the interchangeable lens barrel 2, a connection section 38 for connecting to an external input/output device 60, a reception section 32 for receiving a second program concerning the function of the interchangeable lens barrel from the input/output device 60 through the connection section 38, and a rewriting section 37 for replacing the stored first program with the received second program.

Abstract: The single-lens reflex camera body of the present invention is provided with: a detector that detects which of a first lens unit or a second lens unit is attached; a rotation operator 123 which accepts a rotating operation to adjust a diaphragm value of the first lens unit or the second lens unit that is attached to the single-lens reflex camera body; and a controller which transmits the diaphragm value that is adjusted at the rotation operator 123 to the first lens unit or the second lens unit that is attached to the single-lens reflex camera body, and having a configuration where an operating direction of the diaphragm ring 208 when a rotating operation is performed at the diaphragm ring 208 to adjust the diaphragm value is the same as an operating direction of the rotation operator 123 when the rotating operation is performed at the rotation operator 123.

Abstract: A gadolinium complex of 1,4,7,10-tetraazacyclododecane-1,4,7,10-.alpha.,.alpha.',.alpha.",.alpha." '-tetrakis(methylacetic acid) or its salt, which is useful as a nuclear magnetic resonance imaging agent.

Abstract: There is disclosed an imaging agent for diagnosis comprising a compound composed of a polynuclear type compound of the formula I or II: ##STR1## wherein each X is a hydrogen atom or a bifunctional ligand, at least one of them are bifunctional ligand and m or n is an integer of 1 to 6, and at least one metal ion being coordinated with at least one bifunctional ligand moiety, said metal ion being selected from the group consisting of metal ions having the atomic number of 21-29, 31, 32, 37-39, 42-44, 49 and 56-83.

Abstract: There is disclosed an imaging agent for diagnosis comprising a compound composed of a polynuclear type compound of the formula I or II: ##STR1## wherein each X is a hydrogen atom or a bifunctional ligand, at least one of them are bifunctional ligand and m or n is an integer or 1 to 6, and at least one metal ion being coordinated with at least one bifunctional ligand moiety, said metal ion being selected from the group consisting of metal ions having the atomic number of 21-29, 31, 32, 37-39, 42-44, 49 and 56-83.

Abstract: An optical surface inspecting system in accordance with the present invention forms still pictures of the surface of a rolling roll while the rolling roll is rotating. The optical surface inspecting system comprises a housing box provided with a window in its front wall, a stroboscopic illuminating device contained in the housing box, a television camera contained in the housing box, and a water droplet removing mechanism combined with the housing box. The water droplet removing mechanism removes droplets of cooling water scattered on the surface of the window, so that the television camera is able to pick up accurate images of the surface of the rolling roll while the rolling roll is rotating.

Abstract: A field-effect transistor comprising a semiconductor substrate having source and drain regions and a gate electrode, wherein a thin organic film including donor and acceptor molecules is provided between the semiconductor substrate and the gate electrode. When a predetermined voltage is applied to the gate electrode, charge transfer occurs between the donor and acceptor molecules included in the thin organic film, thereby controlling the surface potential of the semiconductor substrate.