Abstract: A speed governor is used with an engine having a crankshaft and a balancer shaft arranged substantially in parallel to the crankshaft, in which a drive gear provided in the crankshaft and a driven gear provided in the balancer shaft are meshed with each other so as to transmit mechanical power. The speed governor includes a plurality of flyweights pivotally supported on the driven gear of the balancer shaft by the plurality of support pins. The driven gear has a recess portion on an end surface thereof, and the support pins supporting the flyweights are arranged in the recess portion. Each of the support pins has two ends in a longitudinal direction and through holes are respectively located at the ends of the support pins.

Abstract: An image processor includes a frequency transformation unit configured to perform frequency transformation processing with respect to a multiple image, and an inter-superimposed-image displacement acquisition unit that calculates a displacement amount between images forming superimposed images included in the multiple image by using a frequency-transformed image subjected to the frequency transformation processing by the frequency transformation unit.

Abstract: An image processing apparatus includes a registration unit for executing a registration process among a plurality of images; an image synthesis unit for superposing the plurality of images subjected to registration in the registration unit to synthesize the plurality of images and generate a synthetic image; a frequency characteristic measurement unit for measuring a frequency characteristic of the synthetic image; and a registration error detection unit for detecting an error of the registration process among the plurality of images based on the measured frequency characteristic of the synthetic image.

Abstract: A cooling apparatus of an engine according to the present invention includes a cooling fan, a fan housing, and a shroud guiding cooling air from the fan housing to the outer circumferential surface of an engine body portion. Further, a cooling air passage passing throughout in a cylinder head from one side surface of the cylinder head to the other side surface thereof is formed in the cylinder head, and a narrowed or throttle guide portion which guides the cooling air from the interior of the fan housing to an inlet opening of the one side surface of the cooling air passage is formed in the shroud.

Abstract: An image processing apparatus receives an image signal and generates a display image having an image range associated with a display area of a display unit from an image based on the image signal. The image processing apparatus includes a position-of-interest-calculating-unit, a frame-out-accuracy-calculation-unit, an alteration-variable-decision-unit and an image-alteration-unit. The position-of-interest-calculating-unit calculates a position of interest as a position of an object of interest in the image. The frame-out-accuracy-calculation-unit calculates a frame-out accuracy representing an accuracy that the position of interest deviates from the image range based on the position of interest and the image range. The alteration-variable-decision-unit decides a processing variable of alteration processing performed with respect to the image in conformity with the frame-out accuracy.

Abstract: A cylinder cooling apparatus for an air-cooled engine is equipped with a cooling fan provided on one end section of a crankshaft; a pair of pushrod insertion holes for air intake and exhaust valves formed in a cylinder outer circumferential wall section; a fan shroud for covering the cooling fan and for covering the cylinder outer circumferential wall section in which the pushrod insertion holes are formed; a cutout ventilating section formed in the cylinder outer circumferential wall section between the pair of pushrod insertion holes; and tunnel-shaped ventilating holes formed in the cylinder outer circumferential wall section between the pushrod insertion hole disposed on the side of the cooling fan and a cylinder bore and extending from the cylinder outer circumferential wall section on the side of the cooling fan to the cutout ventilating section.

Abstract: An engine with an inclined cylinder, including a crankshaft horizontally-disposed, and two balancer shafts arranged in parallel to the crankshaft, wherein a drive gear for driving balancer is provided in the crankshaft, driven gears respectively meshed with the drive gear are provided in the balancer shafts, the two balancer shafts are divided into areas on the both sides of a center line of the cylinder and into upper and lower regions relative to an axis of the crankshaft, and axes of the balancer shafts are arranged so as to be placed within a range of a diameter of the drive gear.

Abstract: A balancer shaft of an engine includes a pair of journal portions, a first stage balance weight and a second stage balance weight, wherein the first stage balance weight formed between the journal portions and eccentrically arranged to an axis, the second stage balance weight formed on a center part of the first stage balance weight in the axis direction and projects outward from the first stage balance weight in the radial direction, and the balancer shaft has a recess portion on the opposite side of the eccentricity direction.

Abstract: The present invention is to provide a speed governor of an engine having a crankshaft and a balancer shaft arranged substantially in parallel to the crankshaft, in which a drive gear provided in the crankshaft and a driven gear provided in the balancer shaft are meshed with each other so as to transmit mechanical power, the speed governor including a plurality of flyweights pivotally supported on the driven gear of the balancer shaft via a plurality of support pins, and an interlock mechanism for connecting the plurality of flyweights to a fuel feed portion for feeding fuel to a combustion chamber of the engine.

Abstract: An image processor includes an inter-superimposed-image deformation acquisition unit configured to acquire deformation information between superimposed images included in a multiple image in which images of a subject are superimposed, an image deformation unit configured to generate at least two deformed images by performing deformation processing with respect to the multiple image at least twice to be geometrically deformed based on the acquired deformation information between superimposed images, and a signal intensity relationship acquisition unit configured to acquire signal intensity relationship information indicative of a relationship between signal intensities of the superimposed images included in the multiple image. The image processor further includes a signal processing unit configured to perform addition processing of the at least two deformed images generated from the deformation processing by using the acquired signal intensity relationship information.

Abstract: An image processing system for restoring a resolution of a pixel-mixed image represented by a mixed-pixel signal which is acquired when a plurality of pixel signals in an image pickup device are mixed and are read out includes a shooting situation acquiring section, a restoration matrix generating section, and a restoration processing section. The shooting situation acquiring section acquires a shooting situation when the mixed-pixel signal is acquired. The restoration matrix generating section generates a pixel mixture restoration matrix based on the shooting situation acquired by the shooting situation acquiring section. The restoration processing section restores a resolution of the pixel-mixed image using the mixed-pixel signal and the pixel mixture restoration matrix.

Abstract: A novel cell suited for mass production of Hemagglutinating Virus of Japan (HVJ), a method for obtaining the cell and use of the cell are disclosed. The human cell is originated from a transformed human kidney cell line, the doubling time thereof in logarithmic growth phase in suspension culture in a serum-free medium is not more than 40 hours, the cell has a freeze-recovery property, the maximum density of viable cells in suspension culture is not less than 106 cells/mL, and HVJ can grow in the cell. The method for obtaining the human cell comprises the steps of suspension-culturing a human transformed kidney cell line in a serum-free medium, and cloning the grown cells; and selecting, from the cloned cells, a cell whose doubling time in logarithmic growth phase in suspension culture in a serum-free medium is not more than 40 hours, which has a freeze-recovery property, whose maximum density of viable cells in suspension culture is not less than 106 cells/mL, in which HVJ can grow.

Abstract: An optical system, imaging device and high-resolution processing method precisely generate a high-resolution image by using image data with few pixels. The optical system images an optical image in an imaging unit, the imaged image is spatially discretized so as to be sampled and converted into an image signal, thereby being recorded in a recording unit. A timing at which the image is imaged by the imaging unit is recorded in an imaging timing recording unit. A weight coefficient for the image is calculated by a weight calculating unit by utilizing the timing information obtained by the imaging timing recording unit. A high-resolution processing unit generates a high-resolution image by using the weighted information of the image generated by the weight calculating unit.

Abstract: An image sensor acquires images with resolutions being switched. A resolution switching unit switches the resolutions of the images to be output from the image sensor. An image selecting unit selects a basic image from a plurality of output images which are output from the image sensor, having different resolutions of two or more types switched by the resolution switching unit, at least including an image having a first resolution and an image having a second resolution higher than the first resolution. An image displacement estimating unit estimates a displacement between the basic image and another image. A resolution converting unit converts the resolution of any image in the plurality of output images output from the image sensor using the image having the first resolution and the image having the second resolution acquired by the image sensor and the displacement between images obtained by the image displacement estimating unit.

Abstract: An optical system forms an optical image on an imager, and a read control block selects a read rule for the imager depending on a magnification addressed by a magnification address block. The imager transforms an optical image at an addressed area into electrical signals in compliance with the read rule. The read image signals are stored in n image memories, where n is the number of images necessary for ultra-resolution processing. Ultra-resolution processing is built up of a motion estimation block and a high-resolution image estimation block adapted to estimate image data having a high-resolution image sequence. A selector selects a basic image for motion estimation and an image that is estimated in terms of motion.

Abstract: The invention provides imaging device and high-resolution processing method of image which precisely generate high-resolution image by using image data with a little number of the pixels. An optical system images an optical image in an imaging unit (101), the imaged image is spatially discretized so as to sampled and converted into an image signal, thereby being recorded in a recording unit (105). Further, a timing at which the image is imaged by the imaging unit (101) is recorded in an imaging timing recording unit (107). A weight coefficient for imaged image is calculated by a weight calculating unit (104) by utilizing the timing information obtained by the imaging timing recording unit (107). A high-resolution processing unit (106) generates a high-resolution image by using the weighted information of the image generated by the weight calculating unit (104).

Abstract: An image processing apparatus includes a registration unit for executing a registration process among a plurality of images; an image synthesis unit for superposing the plurality of images subjected to registration in the registration unit to synthesize the plurality of images and generate a synthetic image; a frequency characteristic measurement unit for measuring a frequency characteristic of the synthetic image; and a registration error detection unit for detecting an error of the registration process among the plurality of images based on the measured frequency characteristic of the synthetic image.

Abstract: An image processor includes an inter-superimposed-image deformation acquisition unit configured to acquire deformation information between superimposed images included in a multiple image in which images of a subject are superimposed, an image deformation unit configured to generate at least two deformed images by performing deformation processing with respect to the multiple image at least twice to be geometrically deformed based on the acquired deformation information between superimposed images, and a signal intensity relationship acquisition unit configured to acquire signal intensity relationship information indicative of a relationship between signal intensities of the superimposed images included in the multiple image. The image processor further includes a signal processing unit configured to perform addition processing of the at least two deformed images generated from the deformation processing by using the acquired signal intensity relationship information.

Abstract: An image processor includes a frequency transformation unit configured to perform frequency transformation processing with respect to a multiple image, and an inter-superimposed-image displacement acquisition unit that calculates a displacement amount between images forming superimposed images included in the multiple image by using a frequency-transformed image subjected to the frequency transformation processing by the frequency transformation unit.

Abstract: An image processing system for restoring a resolution of a pixel-mixed image represented by a mixed-pixel signal which is acquired when a plurality of pixel signals in an image pickup device are mixed and are read out includes a shooting situation acquiring section, a restoration matrix generating section, and a restoration processing section. The shooting situation acquiring section acquires a shooting situation when the mixed-pixel signal is acquired. The restoration matrix generating section generates a pixel mixture restoration matrix based on the shooting situation acquired by the shooting situation acquiring section. The restoration processing section restores a resolution of the pixel-mixed image using the mixed-pixel signal and the pixel mixture restoration matrix.