transport engineering; clutches. SUBSTANCE: proposed vehicle clutch has special providing coupling of clutch with brake and including movable lever. This lever is installed for engagement with driving plate through friction linings and is pneumatically coupled with brake system of vehicle through pressure valve. EFFECT: reduced dynamic loads in transmission, improved efficiency of braking. 3 dwg

oil production from wells. SUBSTANCE: installed in tubing at definite depth (700-1200 m) is funnel or spider. Lowered onto the latter before swabbing on logging cable is autonomous geophysical instrument recording pressure, temperature, electrical resistance and other parameters during the entire process of swabbing. Then logging cable is withdrawn and slip swab with weights is connected to loggin...

oil and gas production. SUBSTANCE: invention seeks possibility to increase efficiency of control using fuller and obvious account of parameters characterizing processes proceeding in porous medium. For that, one measures clayiness parameters, formation pressure, oil and water viscosity and determines relative permeability factors for oil and water from results of nonstationary examinations. Therea...

oil and gas production. SUBSTANCE: one performs geophysical exploration of wells, determines parameters of clayiness in wells and borders of clayey sectors of reservoirs. Clayiness parameters are determined in wells located on areas not connected hydrodynamically with all development objects. From clayiness fields of objects obtained, one investigates particular features of distribution of clayine...

oil producing industry; applicable in control over space position of borehole of cased and uncased wells in drilling. SUBSTANCE: device has units of azimuth transmitters based on three orthogonal flux-gate meters firmly secured to device body and transmitters of deviation angles in the form of three orthogonal accelerometers whose axes of sensitivity are collinear to axes of sensitivity of flux-ga...

mining and construction industry; applicable in determination of borehole crookedness in drilling holes and their further control. SUBSTANCE: device has a source of direct light beam with guide for its orientation in borehole and receiving target for registration of hit of directed light beam. In this case, receiving target has a guide and is connected by flexible mechanical coupling with the sour...

wind-power engineering; windmill-electric generating plants. SUBSTANCE: wind assembly has main and additional channels carrying working medium; novelty is that main channel is made in the form of contracting shell whose preferred ratio of inlet to outlet sectional areas is from 20:1 to 25: 1 and that additional channels in the form of contracting shells embracing main channel in coaxial manner are...

components of machines. SUBSTANCE: wave drive has a body with cover and wave gearing and electric motor positioned in it. Stationary flexible wheel of wave gearing is provided with closed U-shaped recesses with formation of lugs by wall of flexible wheel. Electric motor positioned inside flexible wheel of wave gearing is secured on vacant ends of lugs. EFFECT: reduced mass, simplified construction...

An abrasive tool comprises superabrasive grains held in a metal bond formed from an active powdered metal bond composition comprising 2-40 wt% active phase, 5-78 wt% hard phase and 20-93 wt% of binder phase. The binder phase is cobalt, iron, nickel, their alloys or combinations thereof. The majority of the superabrasive grain is chemically bonded with at least a portion of the active phase durin...

PROBLEM TO BE SOLVED: To provide an oil passage structure of an oil pump cover that allows certain press-in of a member without generating unnecessary moment, when the member for blocking a relief valve structured in the oil pump cover. SOLUTION: This oil passage structure of an oil pump cover comprises a transfer oil passage for supplying control oil pressure from a control unit to an in-shaft oi...

PROBLEM TO BE SOLVED: To provide an inching control device of an industrial vehicle capable of reducing a maintenance frequency such as the replacement of a part of a brake device by using a clutch as the brake device when operating at least an inching pedal. SOLUTION: When an inching pedal 24 is stepped and transfers to a brake area from an inching area, a control device 38 controls a forward clu...

PROBLEM TO BE SOLVED: To improve stability of a vehicle at cargo handling travel time by automatically controlling a speed at that time. SOLUTION: Output of an engine 1 is transmitted to a driving wheel 5a via a transmission 3 having hydraulic clutches 8, 9. At ordinary travel time, an advancing side clutch is held in a completely engaged state, and the engine 1 is controlled at an engine speed co...

PROBLEM TO BE SOLVED: To miniaturize a transmission case by compactly supporting the end of a reverse idle shaft, while avoiding increases in number of part items and man-hours for assembly. SOLUTION: A part of the wall surface of a shaft supporting hole 13e formed in the transmission case 11 is cut so that the shaft supporting hole 13e is formed with a shaft supporting face 13f having a center an...

PROBLEM TO BE SOLVED: To provide a drum support structure preventing an increase in number of part items and enabling a sliding surface to be fully lubricated when a drum made of aluminum is supported against a drum support made of aluminum to constitute a steel member on a supporting surface. SOLUTION: In the drum support structure having a steel sliding member protecting the sliding surface of a...

PROBLEM TO BE SOLVED: To provide a drum support structure capable of coping with a plurality of thrust forces by providing a drum support having well-balanced, higher rigidity. SOLUTION: The drum support is provided inside the case of a vehicular automatic transmission to support a drum connected to an engaging element. The drum support structure includes an intermediate oil passage for supplying ...

PROBLEM TO BE SOLVED: To prevent delay in acceleration at the start of acceleration by controlling forward clutch pressure to a proper condition during acceleration under conditions of cargo-handling travel. SOLUTION: The output of an engine 1 is transmitted to a driving wheel 5a via a transmission 3 having hydraulic clutches 8, 9. During normal travel, the forward clutch is held in complete engag...

PROBLEM TO BE SOLVED: To provide an inching control device for an industrial vehicle capable of easily varying the settings of the correspondence between the operating value of an inching operation means and the engagement pressure of a clutch. SOLUTION: An inching pedal 24 is provided with an inching pedal sensor 26 that uses a potentiometer, the inching pedal sensor 26 outputting a detection sig...

PROBLEM TO BE SOLVED: To enhance fuel consumption while automating clutch operation by use of a torque converter. SOLUTION: A lock-up clutch 18 is provided for directly connecting the input shaft 16 and the output shaft 17 of the torque converter 11 to each other. A controller 50 converts the lock-up clutch 18 from a disengaged state to an engaged state when sensed vehicle speed V exceeds a first ...

PROBLEM TO BE SOLVED: To reduce the number of selecting springs adapted for holding a shift selecting shaft in a center selecting position in an automotive transmission and to reduce the overall length of the shift selecting shaft. SOLUTION: A first spring seat 68 and a second spring seat 69 are freely slidably supported between a first stopper surface 59b and a second stopper surface 66d provided...

PROBLEM TO BE SOLVED: To reduce costs by a simple system. SOLUTION: In an enclosure where an upper surface is covered with transparent glass or double-layer transparent glass and the other surfaces are all surrounded by a heat insulator, a heat reception panel with an air vector having an air hole and at the same time a heat-storing material such as brick are spread for achieving heat-storing effe...