PROBLEM TO BE SOLVED: To solve the problems of a conventional combine harvester comprising the impossibility to attain a speed difference between the running speeds of the forward motion and backward motion when a hydraulic speed changer and a subsidiary speed changer are operated to the maximum speed positions and the impossibility to perform an efficient work in the gyration traveling by incr...

PROBLEM TO BE SOLVED: To provide a sealed lead-acid battery which can be made to cost low by making it possible to enhance the working efficiency of formation processes. SOLUTION: In a forming method, an electrolyte is injected into a battery jar 1 from a liquid injection port 3, and after an exhaust valve 4 is mounted in the liquid injection port 3, a cover plate 5 having a hinge part 51 is bent ...

PROBLEM TO BE SOLVED: To provide manufacturing equipment of a sealed lead-acid battery capable of obtaining a solution having a stable mixing ratio in the case where a solution in which granulated silica and dilute sulfuric acid are dispersed is poured and only the excess electrolyte is exhausted through an exhausting port. SOLUTION: This manufacturing equipment for the sealed lead-acid battery ha...

PROBLEM TO BE SOLVED: To effect an enlarged radiogram having excellent sharpness by optimizing the relation between dimness caused by a half shadow and edge emphasis, when executing enlarging radiography by using an X-ray tube for radiating a divergent X-ray. SOLUTION: In this roentogenogram radiographing method, the X-ray tube 2 for radiating the divergent X-ray is used, and enlarging radiography...

PROBLEM TO BE SOLVED: To prevent the generation of a shock at the time of travelling in a motor engine drive mode. SOLUTION: The hybrid vehicle driver comprises an engine drive section 90 provided with an engine 11, a generator drive section 91 provided with a generator 16, a generator brake B, a means 93 performing generator-generator brake on/off control by applying/releasing the generator brake...

A vehicle control system comprising a vehicle speed sensor for detecting the speed of a vehicle; a road situation storage device for storing road structures and conditions; a recommended gear stage determining device for determining a recommended gear stage of an automatic transmission on the basis of the vehicle speed and the road structures and conditions; a present position detecting device for...

The present invention provides a running control device for an industrial vehicle which generates no speed change shock when the traveling direction is switched to the opposite direction by the forward-reverse selection member during the running of the vehicle. The running control device comprises a forward-reverse selected direction detection sensor which detects the selected traveling direction,...

PROBLEM TO BE SOLVED: To provide a vehicle speed limit control device which adjusts the rotation of the gear-shift by temporarily releasing the speed limit, and controls the vehicle speed limit regardless of the stepping quantity of a clutch pedal after the clutch is completely connected for preventing a driver from intentionally releasing the vehicle speed limit. SOLUTION: The speed limiter devic...

In a centrifugal separator for separating solid particles from a liquid, a centrifugal rotor (2) has two axially separated end walls (13, 14) and a surrounding wall (17) arranged therebetween. The end walls (13, 14) and the surrounding wall (17) surround a separation chamber (20) in which there are arranged separation discs (21) and one or more conveyor screws (29, 62) for axial transportation of ...

The automatic coupling control unit includes a wheel speed obtaining unit and a wheel slip reference portion obtaining unit for presenting a degree of slip of the drive wheel in the direction of the acceleration on the basis of each wheel speed. The coupling control unit can change the coupling state according to the drive wheel slip reference portion into a semi coupling state or into a decouplin...

A system for controlling running safety of a vehicle having at least a brake, a steering mechanism manipulated by a vehicle operator, a laser radar for detecting an obstacle present ahead on a course of travel of the vehicle, and a brake actuator mechanism actuating the brake independently of the vehicle operator manipulation. In the system, a first threshold value (defined in terms of relative di...

A system and method is provided for communicating with a device disposed in a wellbore. Signals are communicated between a surface location and the device via a hardwired section of wellbore and a wireless section of wellbore. The signal is sent downhole or uphole over a portion of the distance via a communication line and over another portion of the distance via wireless communication.

A single anode system used in multiple electrochemical treatments to control steel corrosion in concrete. The anode system comprises a sacrificial metal that is capable of supporting high impressed anode current densities with an impressed current anode connection detail and a porous embedding material containing an electrolyte. Initially current is driven from the sacrificial metal (1) to the ste...

A portable spectrophotometer suitable for harsh environments is used to identify and quantify a substance in a sample. The spectrophotometer comprises a housing containing a light source, a probe such as an optical fibre for transmitting light from the light source to a sample to be analysed and a probe for receiving light from the sample to be analysed. Within the housing is located a moving mono...

A tool for multiple purposes features one ore more dogs that can engage a collar groove or restriction sub in the wellbore. The dogs are extendable through a sleeve biased in opposed directions and are supported from a mandrel. The dogs can retract into mandrel grooves to clear restrictions on the trip into the well. On the way up to a collar that has just been passed, the dogs engage and an upwar...

A magnetic contact for mounting onto a surface comprises an operating face for mounting substantially perpendicular to said surface opposite an operating magnet; an operating reed switch adjacent said operating face; and shield walls of high magnetic permeability material forming an enclosure around the operating reed switch on all sides of the operating reed switch except for: (a) the side adjace...

Both a mold blade (10) for forming sipes and the sipe (20) so formed in a tire tread element (32', 32") have three-dimensional portions. In the formed sipe (20), the three-dimensional portion creates a constant interlocking of the opposing sipe faces. The blade (10) and the sipe (20) have two radially adjacent rows (22, 24) of projections (14), wherein the projections (14) are separated by a plana...

Production of a hollow body made from a metal strip material comprises contacting the longitudinal edges of the metal strip material and connecting together using laser welding. An independent claim is also included for a device for carrying out the above process.

Article (A), free of any chemical adhesion mediator, comprises adherently bonded thermoplastic polyurethane (PU) and polystyrene (PS). An independent claim is included for preparation of (A) by plasma treatment of the surface of a PS article then contacting this surface with PU.

A piston (21; 104) to be mounted inside a cylindrical bore (46; 117) has a cylindrical surface (32; 114) provided with at least one axially extending deepening (31; 116) for accommodating a thermal distortion of the cylindrical bore (46; 117). Preferably, the piston is used in a piston valve as a valve control member or turbine as a variable nozzle control member.