PURPOSE:To provide a grinding tool markedly enhanced in abrasion resistance and excellent in durability and economics by forming a grinding edge from a diamond sintered material. CONSTITUTION:A grinding tool contains a main body frame 1 and a required number of chip saw like blades 10, which have a large number of grinding edges provided to the peripheral edge parts thereof, incorporated in the ma...

PURPOSE:To provide a transmission of enhanced controllability and stability by making a transmission case simply-constructed and compact. CONSTITUTION:A transmission input shaft O1 that transmits the power of a prime mover is connected concentric with the input shaft O1 of an HST 40 inside a transmission case 3 and the output shaft O2 of the HST 40 is located above the HST input shaft O'1, and a g...

PURPOSE:To provide a power transmission having a continuously variable transmission that can be easily attached to and removed from a transmission case while they are easy to maintain and inspect. CONSTITUTION:Holes 53, 54 into which the input and output shafts of an HST 2 are fitted respectively, and a recess 51 into which input-shaft operating members 15, 16, 41 assembled on the base 22 of the H...

PURPOSE:To automate the steering and turning of a tractor and to use a vibration sensor to determine whether the tractor is running on a road surface or soil, thus controlling the turning of the tractor accordingly. CONSTITUTION:A turning control mode switching device 5 which can perform speed-increasing turning control by driving front wheels 1 at speeds greater than rear wheels 2 and braking the...

PURPOSE:To reduce the dimension of a power transmission along the axles of a four-wheel-drive vehicle by providing the differential of right and left wheels on the axis of the axle that is nearer the engine of the vehicle, providing a means to transmit driving force to one side of the differential according to driving conditions, and disposing on the outer periphery of the means a drive gear for t...

PURPOSE:To control engine torque to appropriately deal with shift conditions during continuous shifts using a power plant having both an engine whose output torque can be adjusted and an automatic transmission to which the output torque of the engine is inputted and varying the engine torque during the shifts. CONSTITUTION:In a power plant 1 having both an engine 2 whose output torque can be adjus...

PURPOSE:To provide a device and a method for torque-feedback shift control whereby a stable shift characteristic can always be obtained even with condition changes such as variation in the number of occupants and torque fluctuations on gradients the shock of shifts can be reduced, and an enhanced shift feel can be provided. CONSTITUTION:An engine 1, an engine control unit 7 that controls engine to...

PURPOSE:To provide simplified constitution and to facilitate operations by allowing either of the pair of right and left brakes of a tractor to be automatically selected by control of a steering wheel, and allowing the tractor to be braked by means of a single brake pedal. CONSTITUTION:A pedal shaft 5 is provided having a single brake pedal 4 that freely rotates about the same axis across brake sh...

PURPOSE:To prevent a tractor having a reverser clutch from starting as if jumping out by stopping the tractor from being started up with the reverser clutch when the tractor is in high gear and throttle opening is at or greater than a certain value, the reverser clutch operating in conjunction with both main and auxiliary transmissions with power switched to drive or back the tractor. CONSTITUTION...

PURPOSE:To provide a vehicular electronic control brake device which can reduce a brake distance when a driver needs an urgent braking. CONSTITUTION:A brake operation amount detection sensor 3 detects the operation amount of a brake pedal 1. A hydraulic controller 8 generates a brake force by a wheel brake 7. When the start of the brake operation is detected by the brake operation amount detection...

PURPOSE:To increase the speed when an excessive part of a film packaging body is pushed in a recessed part of an object to be packaged, make the packaged configuration smaller, and improve the efficiency. CONSTITUTION:An object to be packaged (b) with a recessed part on one end side, and a protruding part which can be fitted in the recessed part, on the other end side is wrapped with a plastic fil...

PURPOSE:To accurately govern torque change during shifting by a means not causing high cost. CONSTITUTION:A shifting quality reducing device is provided with a torque means (b) for changing output torque of a prime mover (a) and a shift condition detection means (e) for detecting shift conditions of an automatic transmission (d) controlled shifting by a shift control means (c) according to traveli...

PURPOSE:To eliminate a difference in operation restriction force at the time of the right and left turns by specifying the length of a plurality of cam follow-up pieces which engage with a rotary cage and slide between cam faces in a plurality of output cam members and the position of a tip of cam crest in both ends respectively in the cam follow-up pieces. CONSTITUTION:A rotary cage 20 rotates du...

PURPOSE: To minimize the friction to a hub during rotation within a tape cassette by forming a grooved surface from a groove which is lateral with respect to the axis of a guiding member and forms a surface roughness in a prescribed range. CONSTITUTION: Guide poles in the same shape 38 and 40 consist of an integrally formed metallic member and are provided with an upper flange 95 and a lower flang...

PURPOSE:To prevent the corrosion and generation of a spark by covering also the side surface in the thickness direction of a plate lug with a low melting point alloy. CONSTITUTION:A lead alloy base-material 8 for an electrode plate whose both surface are covered with a low melting point alloy layer 9 is cut with a cutting blade 7 having an edge at an angle of theta to form plate lug 2. By force F2...

PURPOSE:To increase the adhesion of an active material to a grid, and remarkably increase capacity recovery capability left for a long time and tricle- discharge life by forming the shapes of middle bones of a positive grid in circles or in ellipses long in the thickness direction of an electrode plate in a sealed lead-acid battery. CONSTITUTION:Middle bone shapes 10, 20, 30, 40 of a positive grid...

L'invenzione ha per oggetto un metodo ed un dispositivo per l'alimentazione ed il fissaggio del filo ad un dispositivo incannatore di una macchina tessile. Il dispositivo incannatore comprende un telaio portabobina con piattelli centratori montati girevoli nel telaio portabobina e destinati ad accogliere fra loro un tubetto (4) per bobina. Uno dei piattelli centratori è spostabile verso l'esterno ...

Disclosed is at least a two-layered chlorinated polyethylene film for use as an inner liner for a pneumatic rubber substrate or a tire, with an inner layer adjacent an inner surface of the rubber substrate comprising an adhesive resin; and an outer layer consisting essentially of chlorinated polyethylene containing from about 35 to about 50% by weight chlorine, a derivative of 2,5-dimercapto 1-3,4...

A method for the mixing of a polyol with a low-boiling foaming agent for the manufacture of a rigid foamed polyurethane. The polyol is blended in advance with a specific amount of the low-boiling foaming agent such as chlorodifluoromethane (designated by HCFC-22) or the like in a liquid state. In this case, it is possible to uniformly supply the polyol and the specific amount of HCFC-22 to a polyu...

An optical photodetection apparatus for glass surface defect photodetection includes a source for directing light, as an incident beam thereof against a glass surface target, which source is selected to emit light at wavelengths substantially overlapping a target-glass-absorbed bandwidth. The apparatus further includes a first optical polarizer for polarizing light emitted from the source, such th...