PROBLEM TO BE SOLVED: To prevent engine stop and flatly finish the field face in operation by a tractor. SOLUTION: In this load controller of a tractor controlled so as to raise a working machine when detected size of engine load becomes larger than a previously set value, when raising output demand of the working machine is made at a frequency of a definite value or above, speed change position i...

PROBLEM TO BE SOLVED: To provide a rice transplanter facilitating a simple driving operation without requiring the operation of an acceleration lever or the like, and capable of improving transplanting accuracy because the traveling speed during transplantation operation becomes constant by constituting the rice transplanter so as to keep the previously set traveling speed automatically by a speci...

PROBLEM TO BE SOLVED: To not only simplify the work for manufacturing a calked structural body but to reduce the cost of the calked structural body by having a 1st member and the 2nd member which is joined by calking and executing knurling to the joined part of the 2nd member. SOLUTION: An outer race 55 is set on a jig 74, the inner peripheral edge of a planar part is set to the stepped part P14 o...

PROBLEM TO BE SOLVED: To facilitate cleaning of a mold chamber even at the time of a low temperature state of the mold. SOLUTION: The vent hole opening/closing valve apparatus for opening/ closing a vent hole of a mold having a molding chamber comprises a vent base 1 having a vent hole H, an opening/closing valve body 2 movable by a first means S1 to open the hole H with an upper end face 8 positi...

PROBLEM TO BE SOLVED: To eliminate the difficulty of simultaneous implementation in two places of different diameters of pulling a tire carcuss reinforcer at a position where the carcuss reinforcer rotates. SOLUTION: In an assembly drum for producing a tire which can expand in the radius direction and has a main body 10 which is fitted to a central shaft and forms a receiving surface 3 for a produ...

PROBLEM TO BE SOLVED: To provide a sheet delivery device for a sheet-fed printing press which improves the feeding process of sheets and increases the amount of accepted improper printed, matter piles regarding the sheet delivery device for the sheet- fed printing press. SOLUTION: The sheet delivery device is equipped with a third circulating sheet conveyance device 8 extending to the upper part o...

PROBLEM TO BE SOLVED: To provide a transmission case structure of a tractor, which is effective in constituting machine bodies with various specifications without changing basic constitution of a transmission case, by devising a method of unforcibly introducing a space case. SOLUTION: A space case 3c is disposed between a differential case 3b and a transmission case 3a accommodating a gear speed c...

PROBLEM TO BE SOLVED: To call a driver's attention when a vehicle is slowly moved caused by the generation of unexpected situations, by issuing an audible warning to a driver's seat when the vehicle speed exceeds a first specified value in a state where an internal combustion engine is automatically stopped by control of a logical means. SOLUTION: When the necessary condition in stopping of a vehi...

PROBLEM TO BE SOLVED: To continue brake control even if vehicle speed is lower than the lower limit speed of follow-up control by providing a follow-up control release means for continuing only braking force control by a braking device and releasing all other follow-up control. SOLUTION: In follow-up control release processing, whether the present vehicle speed is within a vehicle speed range for ...

PROBLEM TO BE SOLVED: To provide a steering device for a vehicle, having a sure fail-safe function, and capable of attaining lightening of weight and reducing of a cost. SOLUTION: This steering device for a vehicle is provided with a steering command detection means 12b detecting a steering angle command value input to a steering wheel by mechanically separating the steering wheel 12 inputting the...

PROBLEM TO BE SOLVED: To prevent that the yaw velocity in the steady state becomes smaller as the steering angle of the steering wheel becomes larger. SOLUTION: A control circuit 16 calculates a limit value equivalent to a steering amount of a steering wheel, that is determined depending on road characteristics, when a yaw velocity becomes maximized when a vehicle direction is controlled based on ...

PROBLEM TO BE SOLVED: To make a turn at any radius or turning speed, allowing smooth switching of turns. SOLUTION: When a swash plate of a variable volume pump 25 of a turning HST is inclined in the normal rotation side, a turning HST motor 27 rotates normally so that a left crawler driving shaft 12L rotates in the same direction as a right crawler driving shaft 12R. In this case, since the number...

PROBLEM TO BE SOLVED: To surely prevent an accelerator pedal and a brake pedal from being erroneously pedaled when backward traveling by providing an auxiliary accelerator pedal special for backward traveling and working the auxiliary accelerator pedal when accelerating operation for moving the automobile backward. SOLUTION: This automobile includes a brake pedal 1 provided in such a position as t...

PROBLEM TO BE SOLVED: To restrain consumption of a clutch mechanism, a belt pulley mechanism or the like of an automatic transmission by limiting the operation of a mechanism for controlling the output of an engine for a throttle valve or a control lever of a fuel injection pump when the supply oil pressure of the automatic transmission is restrained at the time of starting the engine. SOLUTION: D...

PROBLEM TO BE SOLVED: To overcome the disadvantage due to automatic stop of an engine in garaging operation by providing a standby means for outputting an automatic stop command of an engine when a prescribed stop condition is continuously established for prescribed time, and changing the prescribed time in the standby means to the change hysteresis of a shift position. SOLUTION: When an engine is...

PROBLEM TO BE SOLVED: To make a device compact in constitution, light in weight, and reduce parts in number while a yaw moment control function is being provided. SOLUTION: This device is equipped with a differential case 9 which is rotatably driven by the driving force to be inputted by way of an input shaft 3 of an engine, a differential mechanism 11 distributing the rotation of the differential...

PROBLEM TO BE SOLVED: To increase layout freedom around an automatic transmission case by building in a rotation sensor near the rear part of an automatic transmission case, and distributing the wire harness of the rotation sensor outside of the automatic transmission case together with the wire harness of a control valve unit. SOLUTION: A vehicle speed sensor is built in near the rear part of an ...

The present invention is related to an abrasive tool comprising a core and abrasive segments attached to said core wherein said abrasive segments comprise a bond material and superabrasive grains and wherein said segments comprise at least two circumferentially spaced regions and wherein said superabrasive grains are alternately dispersed in said regions in high and low concentrations of superabra...

A method and apparatus are provided for obtaining measurements from a wellbore during tripping operations. A drilling sub is attached to the drillstring adjacent to or as near as possible to the drillbit before commencing normal drilling operations. Prior to commencing tripping operations, a logging tool is engaged within the drilling sub. The engagement of the logging tool within the drilling sub...

A mattress covering in the form of a fitted mattress pad or fitted sheet has an inelastic, generally rectangular top portion and a side skirt extending transversely, preferably perpendicularly from the outer periphery of the top portion in a closed loop entirely around the outer periphery of the top portion. The side skirt can be made of a single panel of a single layer of a textile material, or i...