Abstract: A portable power working machine has an L-shaped top handle having a top grip portion that is attached to the front portion of the top of a main housing and extends longitudinally above and parallel to the top of the main housing and a rear coupling portion that is attached to the rear portion of the main housing. A side handle has a front grip portion that is connected directly to the front end of the top grip portion of the top handle and a diagonal grip portion that extends diagonally straight as viewed in side elevation from the front grip portion toward the lower end of the rear coupling portion of the top handle. The lower end of the diagonal grip portion of the side handle is connected directly to the rear coupling portion of the top handle.

Abstract: A dust collector-equipped power cutter includes a prime mover, a cutter, a dust-sucking fan, and a belt-driven power transmission mechanism for transmitting rotation from the prime mover to the cutting disk and to the dust-sucking fan. The belt-driven power transmission mechanism is constructed such that the rotation of the prime mover is transmitted through a single belt to a cutter-driving pulley for the cutting disk and to a fan-driving pulley for the dust-sucking fan.

Abstract: The present invention relates to a process for producing compost, characterized in that when the compost is produced by inoculating aerobic composting seed bacteria to an organic waste material, the process comprises: supplying oxygen while the waste material is stirred, and supplying water so that the water content of the waste material is 60±5%, and to a process for producing compost, characterized in that when the compost is produced by inoculating aerobic composting seed bacteria to an organic waste material, the process comprises, after begining of the fermentation, adding sugars to the waste material in a divisional manner before a main fermentation is transferred to the amine/ammonium metabolic system. Further, according to the present invention, an apparatus for producing compost is provided.

Abstract: A two-stroke internal combustion engine having a crankcase provided with a crank chamber, a suction port which opens to the crank chamber, a scavenging passage opening into the crank chamber, and a crankshaft is provided with a flow control surface formed on an inner peripheral wall portion of the crank chamber which is capable of retarding the flow rate of unatomized raw fuel and which extends from the vicinity of the suction port to the vicinity of the scavenging passage. The flow control surface is comprised of a large number of intersecting unit ribs.

Abstract: In accordance with the present invention, it is provided a method for producing a yeast extract with the improvement in the color and odor characteristic to yeast extract and with no modification of the useful substances such as amino acid, etc. compared with conventional yeast extract.By a simple method in accordance with the present invention, color and characteristic odor can be removed, with almost no loss of the contents of useful substances such as amino acid, etc. from the yeast extract solution produced in a conventional manner. Because the resulting yeast extract can be mixed with other materials for use, the yeast extract is applicable to various fields, for example for cosmetic products and healthy foods other than seasonings, which expectantly enlarges the applicable range of the yeast extract.

Abstract: A dust collector-equipped power cutter, which is easy to handle in operation and convenient for storage and transportation thereof and is capable of preventing dusty air from flowing back to the cutter portion when a cutting operation is interrupted, includes a main body, a cutter, a dust-sucking fan, and a dust hose assembly. The dust hose assembly includes a first dust hose section and a second dust hose section and a hose connector joining the first hose section and the second hose section. Each of the hose sections has a spiral rib on an outer peripheral surface, and the hose connector has a spiral groove on an inner wall of each end portion, the dust hose section and the hose connector being adapted to be interconnected with each other through a threaded engagement between the spiral rib and the spiral groove. The hose connector is provided with a check valve to prevent back flow when a cutting operation is interrupted or terminated.

Abstract: A cap assembly for sealing a spout of a container, the cap assembly comprising:a) a cap including:1) a top wall formed with a plurality of vertical holes; and2) a skirt that is suspended from the top wall so that the vertical holes in the top wall form respective shelves extending laterally near a boundary region between the top wall and the skirt; andb) a gasket that is mounted on an inner side of the top wall, the gasket having:1) a body adapted to seal the spout of the container; and2) a plurality of ears, the ears extending laterally outward from the body, spaced from each other along a circumference of the body, corresponding to the respective vertical holes in the top wall, and supported by the respective shelves.

Abstract: An internal combustion engine which comprises an engine body, and an air-intake side protective cover disposed at an air-intake side of the engine body, wherein the air-intake side protective cover is provided on the outer surface thereof with recessed grooves. The internal combustion engine may further comprise an exhaust side protective cover which is disposed in opposite to the air-intake side protective cover with the engine body being interposed therebetween and the recessed grooves are made to have substantially the same width and interval as those of a suitable number of heat radiating slit-like through-holes formed parallel with each other in the exhaust side protective cover.

Abstract: A centrifugal clutch has a clutch boss including a hub fixed to a drive shaft, several guides that extend radially from the hub, and clutch shoe retaining flanges that extend radially outward from each of the guides. The centrifugal clutch also has a clutch drum disposed coaxially with the clutch boss and is rotatable about the driving shaft independently from the clutch boss. Clutch shoes are slidably fitted to the guides in a radial direction of the clutch boss, and a spring biases each clutch shoe radially inward. Resilient snaps hold each of the clutch shoes with respect to the clutch boss so that each of the clutch shoes is biased toward each of the flanges in an axial direction of the drive shaft.

Abstract: A two-cycle internal combustion engine including a carburetor, a crankcase provided with a crank chamber and a suction port, an insulator attached to the crankcase and provided with a suction passage for introducing the air-fuel mixture from the carburetor to the suction port, and a reed valve whose proximal end portion is fixed to the insulator so as to allow a free end portion thereof to be optionally press-contacted with the downstream side end face of the insulator, wherein the downstream side end face of the insulator is slanted by a predetermined angle, while the suction port is contiguously connected with the slanted downstream side end face of the insulator without substantially forming a stepped portion therebetween.

Abstract: An air cleaner provided with a bellows-like air cleaning filter includes an air permeable and pliable strip-like mesh element (3), a plurality of rectangular plastic frames (4) arrayed side by side with a predetermined pitch on one or both surfaces and along the full length of the mesh element (3), the plastic frames (4) being injection-molded and provided at both end portions in the width-wise direction with angled protrusions (5) having an approximately triangular cross-section and hinge portions (7) formed by thinning or linearly grooving a joint portion of the frames (4) between neighboring plastic frames (4). The bellows-like air cleaning filter is employed by transforming it into a cylindrical shape and fitting end caps (9) thereto.

Abstract: In a scattered objects collector, air which has inducted scattered object is extracted and treated to minimize the release of dust into the ambient. The scattered objects collector has a power source driving an induction fan, a scattered objects induction portion through which scattered objects are inducted by the fan, a scattered objects collection vessel, and an air discharge duct through which, for enhanced induction efficiency, extracted air is directed from the collection vessel back to the induction portion. A cutter can be installed at the induction fan.

Abstract: A 1,4-benzoxazine-2-acetic acid compound of the formula (I) ##STR1## wherein each symbol is as defined in the specification, a pharmaceutically acceptable salt thereof, a method for production thereof, and a pharmaceutical composition, an aldose reductase inhibitor and an agent for the prevention and/or treatment of the complications of diabetes, which contain the same. The compound (I) of the present invention and pharmaceutically acceptable salts thereof have aldose reductase inhibitory action and are superior in safety. Accordingly, they are useful as an agent for the prevention and/or treatment of the complications of diabetes such as faulty union of corneal injury, cataract, neurosis, retinopathy and nephropathy, in particular, cataract and neurosis.

Abstract: An adiabatic intake insulator inserted into a portion for connecting a carburetor to a small two-cycle gasoline engine or the like in which the generation of cracks due to stress concentration when bolts are fastened are restrained and the looseness of the fastening member due to the shortage of fastening torque is prevented. The intake insulator comprises: portions for supporting and securing a carburetor; an intake passage through which air-fuel mixture from the carburetor is introduced to the engine; portions for securing the intake insulator to the engine each comprising a through hole for a bolt and a counterbore for accommodating a head of the bolt; and a channel formed on a circumference of a bottom of the counterbore.

Abstract: A centrifugal clutch includes a spring consisting of a single wire member and adapted to hold a pair of clutch shoes in mutual relation to each other. With this simple structure, the centrifugal clutch helps to facilitate the production, assembly, etc. thereof and reduce the vibrations and noise during its operation. The spring, which consists of a single spring wire member, includes a pair of ring-shaped sections and a pair of clutch shoe holding sections extending in parallel each other and in opposite directions from each of the ring-shaped sections.

Abstract: 1,4-Benzothiazine-2-acetic acid derivatives having an excellent aldose reductase inhibitory activity which are useful for the prevention and treatment of diabetic complications, such as diabetic cataract, retinopathy, nephropathy and neuropathy.

Abstract: A mounting/dismounting system for mounting and dismounting a spray gun carried on an adapter on and from an arm of a robot comprises a base extending horizontally and having a flat top surface defined by a first side facing the robot and a second side opposing the first side for supporting the adapter when the spray gun is placed on the base. The flat top surface is further defined with a predetermined position on which the adapter is to be held when the spray gun carried by the adapter is waiting for mounting on the arm of the robot.

Abstract: Disclosed is a two-cycle internal combustion engine including a protruding edge portion formed in a section of a lower side surface of an intake port which is adjacent to a pre-compression chamber of a cylinder. This protruding edge portion serves to deflect air-fuel mixture introduced into the pre-compression chamber through the intake port so as to direct it to a bearing portion provided between a piston and a connecting rod. Further, a cut-in groove is formed in the protruding edge section and is adapted to allow any liquid remaining in the intake port to flow into the pre-comparison chamber.

Abstract: A working machine with a fuel tank in a casing of the main body wherein a projecting see-through portion which extends from the casing outwardly is defined on one side of the fuel tank.

Abstract: A mold for transfer molding having a cavity block in which a mold injected with resin is formed and a templet for holding the cavity block, in which a liquid layer is provided between the templet and a support member for supporting the templet, whereby the templet can be moved up and down on the liquid layer at its respective portions.