PROBLEM TO BE SOLVED: To provide a differential gear with a differential limiting mechanism capable of securing smooth differential motion under a status where differential motion is required and capable of carrying out differential limiting by high responsibility and sufficient differential limiting force. SOLUTION: A differential limiting mechanism 100 is constituted by providing an inertial rin...

PROBLEM TO BE SOLVED: To ensure control on a transmission side by providing a means which transmits an accelerator opening degree signal and a means which transmits an engine output torque signal for a controller of a transmission. SOLUTION: A continuously variable transmission 23 is connected with an output shaft 21 side of an engine through a clutch 22. The continuously variable transmission 23 ...

PROBLEM TO BE SOLVED: To certainly change driving sensation at an automatic shift mode and a manual mode. SOLUTION: Hydraulic pressure of a one-range pressure circuit 34 is prohibited from working on a fast reducing valve 14, fast reducing pressure is prohibited from working on an oil chamber 12G of an overrun clutch control valve 12, simultaneously a shuttle shift valve 15 is fixed, signal pressu...

PCT No. PCT/DK96/00544 Sec. 371 Date Jun. 9, 1998 Sec. 102(e) Date Jun. 9, 1998 PCT Filed Dec. 18, 1996 PCT Pub. No. WO97/22411 PCT Pub. Date Jun. 26, 1997The decanter centrifuge has a bowl with a screw conveyor having a body (4) and a screw (7). Material to be separated into a light phase is supplied through inlet ports (6) in the body, and the heavy phase is discharged through discharge ports in...

It is to provide a method for producing a low-fuming rigid polyurethane foam, which is superior in initial activity at low temperature and requires a small amount of a stock liquid. A method for producing a rigid polyurethane foam, which comprises mixing (a) a polyisocyanate component with a polyol component comprising (b) a polyol mixture, (c) a catalyst and (d) a blowing agent, then foaming the ...

A protein having a molecular weight of 44,000-54,000 daltons, isoelectric point of 8.5-9.2 and specific sugar chain is prepared from a cedar pollen. The protein induces pollenosis and can be suitably used as desensitization agent because it induces immunoglobulin antibody which is effective for desensitization, but does not substantially induce immunoglobulin E antibody, a major factor causative o...

The invention relates to a biaxially oriented polyester film having a roughness, on at least one film surface, of Rz greater than 1.0 mu m (Ra is greater than 0.1 mu m), a dielectric strength (AC) greater than 220 kV/mm (the DC dielectric strength is greater than 500 kV/mm) and a migrating fraction in the film of less than 18 mu S/cm based on a mass of added particles in a polyester volume of 1...

An automated vehicle guidance system for guiding a movable vehicle along a predetermined desired path over a surface that is provided with at least one reference marking includes a laser radar for emitting laser pulses towards the reference marking and for receiving laser pulses reflected from the reference marking, a steering actuator for steering the vehicle, and a computer connected to the lase...

PROBLEM TO BE SOLVED: To decrease the penetration of scale and outside surface flaws in a butt-welding joint part and to lessen the shear droop of edges of skelp by specifying the tap. and velocity of the high-velocity combustion flame to be blown to the butt welding surfaces just prior to butt welding to specific values, specifying the skelp temp. on the outlet side of a heating furnace to a spec...

PROBLEM TO BE SOLVED: To provide a honeycomb panel and its manufacturing method capable of joining by mutually welding surface plates or frame materials of a panel body without being influenced by heat. SOLUTION: Core materials 3 are joined by brazing or welding between a pair of aluminum made surface plates 1 or core materials 3 and frame materials 2 are joined by brazing or welding between a pai...

PROBLEM TO BE SOLVED: To obtain the double layer plate material using a material weak to heat treatment by simultaneously passing plural number/kind plate materials through in energizing rolling mill, heating with resistance heat generation due to energizing and rolling to be integrated. SOLUTION: Plural number/kind plate materials 11, 12 are simultaneously passed between a pair of rolling rolls 1...

PROBLEM TO BE SOLVED: To obtain a product with large joining strength and high precision by diffusion welding, with a compound insert material interposed for which a titanium group or a copper group amolphous alloy foil and a nickel foil are combined, between titanium or titanium alloy and carbon steel or stainless steel. SOLUTION: The surface to be joined of a base material 4 and a clad material ...

PROBLEM TO BE SOLVED: To provide a production method in which the strength of a joining part of a composite structural disk taking respective advantages of a forging material and a casting material is made roughly equal to those of respective base materials. SOLUTION: In the composite structural disk production method, in which the inner peripheral face of an annular outside disk made of a casting...

PROBLEM TO BE SOLVED: Not to lower strength in joining by friction agitation joining. SOLUTION: At a state two members 11, 11 are butted and a tip 40c of a rotating body 40 inserted from a face side of one the members is at the same position with a face of the other side of the member 11 or is protruded from a face of the other side, the inserted rotating body is traveled along a joining line whil...

PROBLEM TO BE SOLVED: To obtain a high joining strength of works by holding at a constant value a relative revolving speed and a pressing speed between the works, stopping the relative revolving speed at a prescribed reduction ratio subsequently, and stopping the pressing after the revolution stoppage. SOLUTION: Friction welding is performed while a prescribed value is held constant in the relativ...

PROBLEM TO BE SOLVED: To facilitate the manufacturing of an outside sheet in a complicated shape by preparing the outside sheet member and its reinforcing member each singly for friction stirring welding. SOLUTION: The material of the stringer 1 and the skin 2 is an aluminum alloy or an aluminum lithium alloy sufficiently. The cross sectional shape of the stringer 1 may be freely selected such as ...

PROBLEM TO BE SOLVED: To obtain high heat exchange efficiency by inserting a rotating probe in each boundary surface of plurality of laminated metallic plate-like members to achieve the joining in a friction-stirring manner, and increasing the interval of non-joined parts of the metallic plate-like members to form a fin part. SOLUTION: The probe of a welding equipment is inserted in a center part ...

PROBLEM TO BE SOLVED: To provide a means for manufacturing a high performance high grade plate-type heat pipe without restriction on materials and with high production efficiency. SOLUTION: A working tool 10 is used, in which a probe 2 with a screw thread 21 around the circumference is projectingly provided at the tip end of a rotor 1, and in which a shoulder part 3 consisting of an annular step p...

PROBLEM TO BE SOLVED: To stably fix a workpiece by providing a fixing jig of a workpiece arranged on the opposite side of a rotary tool with a revolving mechanism and a mechanism following deformation of the workpiece and automatically moving in the vertical direction. SOLUTION: Supporting jigs 7 and 8 fixing a workpiece 2 are arranged on the arrangement side of a rotary tool 1 and on the opposite...

PROBLEM TO BE SOLVED: To obtain a welded structure small in welding strains by composing a part or the whole of a welding structure of an Al alloy having a specified compsn. contg. Si and Mg and allowing it to be joined by friction welding. SOLUTION: At the time of producing a railroad can from an Al alloy, for producing it with small strains caused by welding and also with high reliability, a fri...