PURPOSE: To provide wearing parts used for tooth parts for drilling and dredging and a crushing roller. CONSTITUTION: This manufacturing method of bimetal casting parts is executed by casting an insert 24 in a first mold and putting the cast insert in a second mold and casting a cast article 20 in the surrounding of the insert in the second mold. The durable service life and the performance are im...

PURPOSE:To enable a driver to feel an increase in acceleration during travel along a horizontal road and an ascent, while eliminating his/her deceleration operation during travel along a descent in a driving force control device for controlling a driving force applied to the wheels of an automobile. CONSTITUTION:An acceleration and deceleration device 110 is controlled on the basis of actual throt...

PURPOSE:To enable forward and reverse operation to be quickly selected in a work vehicle having the constitution wherein a travel hydraulic clutch can be automatically turned on and off in operating a forward and reverse selector device of gear shift type. CONSTITUTION:The first hydraulically operated clutch 6 and the second clutch 19 capable of quick on-off operation are provided in series with a...

PURPOSE:To shorten a transmission operation time by quickly changing over the second clutch via gear change operation with an actuator for reducing the pressure of the first clutch to the predetermined low level, interlocked with the operation of the second clutch, and quickly turning on the second clutch, interlocked with the finish of the gear change operation for gradually increasing the workin...

PURPOSE:To improve the operability of a transmission by quickly turning off the second clutch and reducing the working pressure of the first clutch to the predetermined low level, concurrently with the start of transmission operation, and then quickly or gradually raising the working pressure of the first clutch, depending upon a gear ratio immediately after the aforesaid clutch operation. CONSTIT...

PURPOSE: To enable simpler and more economical secondary machining by providing coatings of a barrier material in predetermined portions on both surfaces of an intermediate layer forming a number of air cells on both sides thereof. CONSTITUTION: A cell 16 is defined by the part of an uppermost seat 10, the opposite part of a baffle 14, and an adjacent seal line 20, while a cell 18 is defined by th...

A belt type steplessly variable transmission includes a belt-pulley device of variable speed ratio and a fluid pressure operated actuator for changing the speed ratio of the belt-pulley device. A fluid control valve is provided for controlling a supply of fluid pressure to the actuator to thereby determine the speed ratio of the belt-pulley device. The fluid control valve is associated including w...

The transmission ratio of a continuously variable transmission [100] is controlled by varying the effective diameters of driver and driven pulleys [H, K] mounted respectively on input and output shafts [G, J] with a V-belt [I] trained around the driver and driven pulleys [H, K]. The effective diameter of the driver pulley [H] is increased according to a signal [Pg] proportional to a vehicle speed ...

To form the roadbed of a twin-track permanent way, such as for railways, the ballast (2) is bonded with liquid mortar to give a plate running through the upper section (5), restricted to the required height for a given structure. The lower section (6) is composed of loose ballast, with a max. particle size equal to the slip particles of the laid coarse ballast, to prevent the liquid mortar from di...

In the case of an arrangement for the intermediate storage of a yarn, a drivable storage roller is provided which helically receives the yarn and to which a yarn transfer device is assigned which has a yarn guiding element deflecting the arriving yarn to the storage roller and which can be moved axially with respect to the storage roller.

Slicing machine has a protective knife or blade edge guard for that portion of the periphery of the circular knife which is not coverable by the conventional gauge plate during sharpening of the knife edge or cleaning of the face and rearside of the knife. The blade edge guard is fastened to a bearing block for the shaft which supports and drives the knife, by means of spaced spokes extending from...

The rotational speeds of front wheels (1,2) and driven rear wheels (3,4) are measured by sensors (41-44) wired to an electronic control unit (40) in common with main and auxiliary throttle opening sensors (46, 47) and a revolution counter (45). Solenoid-operated brake valves (26, 27, 31, 32), relief valves (33, 34) and an auxiliary throttle actuator (38) are controlled so that engine output is red...

The filtering apparatus comprises at least one filtering material pleated in fanfold formation and arranged between the inflow or upstream side and the outflow or downstream side. Each pleat open toward the inflow or upstream side possesses a rounded base. The radius of the rounded base is in the range of 0.05 to 0.3 times the pleat depth. Each pleat open toward the outflow or downstream side term...

Zeolites based on silica and oxides of tetravalent elements chosen from tin and zirconium. The subject of the invention is a zeolite based on silica and an oxide of a tetravalent element, characterised in that it has the following general formula (I) after calcination: (Si91-xT'x)O192 (I> in which formula (I): - X is between 0.1 and 5.0, - T' symbolises a tetravelent element chosen from t...

PURPOSE:To prevent the pickup of splashes on a strip by the wiping gases blown from wiping nozzles. CONSTITUTION:A sealing box 1 which encloses the part above a pair of the wiping nozzles 4 is provided and gas suction pipes 3 facing the points near the right above the wiping nozzles 4 are disposed in the sealing box 1. In addition, pressurized gas pipes are disposed in the upper part. The inert ga...

PURPOSE:To prevent cracks in concrete, to simplify the processes of work, to shorten a construction period and to secure sufficient strength of installation in the case of erection. CONSTITUTION:An aluminum coping 4 is fixed to a coping engaging holder 2 fixed to a parapet 1. A bolt 12 extended from the lower end of a hand-rail post 10 is inserted into a drill-hole bored from the aluminum coping 4...

The present invention relates to a polyester film support with vacuum deposited bismuth said polyester film support comprising in the order given (i) a coating a subbing layer containing a homopolymer or copolymer of a monomer containing covalently bound chloride and (ii) a vacuum deposited bismuth layer. The keeping qualities of said polyester film support with vacuum deposited bismuth and the ad...

PURPOSE:To make a starter compact and light by interposing an insulating member between the most outside coil of a field coil, which is wound multiple times around of a bobbin having insulating property and is covered for insulation, and a center case. CONSTITUTION:In a starter, multiple bobbins 1 wound by field coil 2 multiple times are located in the circumferential direction of the inner periph...

PURPOSE: To provide an infrared holographic defect detector capable of rapidly, accurately and easily detecting the irregularity or defect of the surface like the coating surface of an automotive body. CONSTITUTION: Infrared rays 14a and reference signal 17 are supplied from an infrared radiation source 14, the rays 14a are directed toward the region 16 of the surface to be tested, the signal 17 a...

PURPOSE: To provide a method for evaluating the optical quality of glass using a projecting technique applicable to the inspection of a front glass in a production line. CONSTITUTION: The shades of a glass 3 projected by using localized light sources 2, 15 are analyzed by a camera 6 supported by a computer. The illuminance at the one point M of a screen 4 is compared with that at the same point M ...