An actively controlled rotary steerable drilling system for directional drilling of wells, the system having a rotary drive component rotatable within a tubular sliding tool collar that incorporates elastic anti-rotation members to maintain a coupled relation with the borehole wall during drilling. An offsetting mandrel (56) is supported within the tool collar (40) by a knuckle joint (82) for pivo...

A magnetic device is formed from a permanent magnet (12, 14) generating magnetic flux, and an armature (10) which can occupy either a first air gap in which the flux is in one direction, or a second air gap in which the flux is in the opposite direction, with a region of flux cancellation between the two air gaps. At least one electromagnet winding (36, 38) may be provided to which current can be ...

The actuating arrangement includes a torque transmitting system that includes a first device for initiating, discontinuing or regulating the transmission of torque. A transmission includes a second device for initiating a gear shifting operation within one of a plurality of gear shifting paths. The transmission further includes a third device for initiating the gear ratio selecting operation among...

A condenser and the production method thereof are disclosed, wherein the condenser is composed of a positive foil sheet, a negative foil sheet and an isolating sheet which are placed one on another in combination, a plurality of lead terminals and another plurality of lead terminals, the one plurality of lead terminals being positioned at a circumferentially same phase and arranged in alignment in...

A method and apparatus for machining an electrically conductive film at a low cost,suitable for multi-product small-amount production are provided to reduce variations in resulting dimensions, a partially remaining conductive film, damages to an insulating substrate, and so on after machining, while eliminating the need for a waste liquid treatment, which would be required when a lithographic meth...

Lead alloy strip material (4, 6, 8) is roll bonded on one or both opposite face surfaces of a core strip material (2). The core material can be commercially pure titanium, austenitic stainless steel, low carbon steel, copper, aluminum, alloys thereof or other suitable metal that has sufficient ductility and that can provide desired attributes of stiffness and corrosion resistance to the composite....

The instant invention relates to a method and the apparatus for collecting a hyperconcentrated platelet product. A fluid containing platelets and other particles flows into a fluid chamber at a flow rate. The flow rate of the fluid is selected to retain the majority of the platelets in the fluid chamber in a saturated bed. The platelets are collected from the fluid chamber without collecting the o...

Bei einem Verfahren zum Abtrennen von suspendierten Stoffen aus Flüssigkeiten, die in einem Begasungsreaktor (1) vorliegen, durch Flotation (Druckentspannung) führt man die für die Flotation zu entnehmende Suspension mit einer Strömungsgeschwindigkeit <= 0,3m/s gegen die natürliche Blasenaufstiegsrichtung, dabei begast man die Suspension zusätzlich. Die begaste Suspension entnimmt man am Boden der...

A method of thermally treating a preform element, of the kind having a facing table (10) of polycrystalline diamond bonded to a substrate (11) of cemented tungsten carbide, comprises the steps of: (a) heating the element to a soaking temperature of 550-625 DEG C, and preferably about 600 DEG C, (b) maintaining the element at that temperature for at least one hour, and (c) cooling the element to am...

A lift truck (10) has a tractive-power electric motor (16), an electric motor which actuates a pump for the hydraulic circuits, and batteries (19) which supply the electric motors. In order to obtain a long working life as well as reliability and a high performance, the tractive-power motor (16) or both motors are asynchronous and there are provided devices (30) for sensing the angular positions a...

The present invention provides an absorbent article including a fluid pervious topsheet, a fluid impervious backsheet joined to the topsheet, and an intermediate layer positioned between the topsheet and the backsheet. The topsheet comprises: a resilient, three-dimensional, macroscopically expanded, fluid pervious web including a first polymeric material which exhibits a first melting point temper...

In a process for producing isopropyl alcohol by direct liquid phase hydration of propylene and water in the presence of a strong acid solid catalyst at a high temperature and a high pressure, the reaction is carried out at a temperature in a ranging between 100 DEG and 250 DEG C and a pressure in a ranging between 60 and 200 atm in an excess of water. Then, a liquid phase of the reaction product i...

The utility model discloses an auxiliary electric heater for a safety type solar water heater. In the utility model, an electric heating film heater 5 communicated with the inside of the a water tank 3 is installed on the water tank 3; an electric heating film 7 is sprayed on the electric heating film heater 5, and the safety partition of water and electricity can be realized thereby. The utility ...

The utility model provides a high-efficiency and high-speed type solar water heater which is composed of a solar heat collector, a circulating pipeline and a water tank. The utility model is characterized in that a partition plate is longitudinally arranged in the water tank, and a hollow cavity in the water tank is divided into at least two cavities. The utility model can supply high-temperature ...

The utility model discloses a water tank for a solar water heater, which is composed of a water tank, a water outlet, a suspending head, a suspending water guide hole, and a suspending guide pipe. The utility model is characterized in that the water outlet is arranged on the bottom of the water tank; one end of the suspending guide pipe is communicated with the water outlet, and the suspending wat...

The active matter composite features that Ax, By, Cz, and Du are added in traditional lead powder and sulfuric acid solution, where A is alpha or beta naphthalene acid, B is barium sulfate, C is hunmic acid or tannin extract and D is diffusant. If the composite is used as activating matter of megative electrode in lead-acid accumulator, the ordinary or enclosed accumulator can provide efficient di...

Chew toys (10) for domestic carnivorous animals having rawhide (11) and jerky sheets or members (12). The jerky sheets (12) are wrapped in a rawhide sheet (11) by either rolling or folding. This provides an outer layer (18) of rawhide containing jerky therein. A seam (19) is created in rawhide outer layer (18) by the rolling or folding of the rawhide sheet (11). The jerky (12) preferably extends t...

An apparatus for determining the presence of a third rail disposed between parallel railroad tracks as a train progresses along said parallel railroad tracks and further for determining the relative direction of motion of said third rail with respect to said first two rails and further for determining the rate at which the third rail moves with respect to the first rails is disclosed, which is a l...

A method and apparatus for automatically determining and modeling a path between a route and a final position is provided. An initial position on the route and a set of path equations between the initial position and the final position are determined. A set of path data points is computed using the set of path equations and the path as defined by the path data points is modeled. The curvature of t...

In a sunshade having ribs pivoted to a fixed ring 11 and stretchers pivoted to a sliding runner on the umbrella shaft, the canopy 3 is attached by a bolt 62 to a spring loaded rod 6 located inside the top of the shaft whereby the canopy is urged upward. On sliding the runner up, the spring urges the canopy into the open position as soon as the stretchers make an angle of more than 90‹ relative to...