A regulated power supply employs two separate sources of power which are serially connected by a variable impedance element, such as a transistor, connected between the two power sources. Output voltage of the power supply is equal to the sum of the individual power supply voltages minus a voltage drop across the variable impedance element. A sensor circuit employing standby and active mode branch...

A continuously variable transmission has a drive pulley having a shiftable disc, a driven pulley having a shiftable disc, a belt engaged with both pulleys, a spool type transmission ratio control valve (90) having a plunger (93) slidably mounted in the valve body, and a spring (94) provided between the plunger (93) and the spool (92). A selector device is provided for selecting the engine speed dr...

PURPOSE:To make speed change characteristic variable with a simple construction by making speed change characteristic variable with changing of a lever ratio of a correction lever be small at lower stage side than a fixed gear ratio while to be large at higher stage side. CONSTITUTION:Engine brake is acted by down shift of a gear ratio control valve 90 to higher engine speed side with actuation of...

Winder with a motorised spindle 11 that houses replaceable spools 12, with a thread guide 13 driven according to the number of turns of the spool spindle 11 during the winding of the thread F and guiding the thread F in a direction parallel to the spindle forwards and backwards, with a thread locking device 14' for the end on the side of the guide of the thread of a truncated thread F of a fully w...

A fluid level detection system (50) for ink in a printing press (10) having a vessel (58) having walls (60) defining a chamber (62), an elongated rotatable shaft (64) in the chamber (62), a motor (66) for rotating the shaft (64), an elongated flexible blade (68) affixed to the shaft 64 such that the motor (66) rotates the blade (68), and a proximity sensor (72) adjacent the walls (60) of the vesse...

A sheet feeder 1 with closed frame side walls 10 comprises a main pile lifting unit 2, and an auxiliary pile lifting unit 5 for interruption-free sheet feeding to a sheet processing machine. The main pile S is supported on a lifting plate 6 driven by the lifting device 2, which includes lifting chains 7 and guide rails 8 installed on the interior of the side walls 10. The auxiliary pile lifting un...

A magnetic resonance imaging magnet comprises opposing pole pieces 1, 2 which define between them an imaging volume. Pole plates 1c and 2c shield the pole pieces 1a, 2a from the pulsed gradient fields produced by coils 1b, 2b and so reduce eddy-currents. The plates are fabricated from wound or stacked radial laminations of silicon iron, nickel-iron alloy, Permendur (RTM), or other low coercivity m...

PCT No. PCT/NO95/00211 Sec. 371 Date Jul. 8, 1997 Sec. 102(e) Date Jul. 8, 1997 PCT Filed Nov. 9, 1995 PCT Pub. No. WO96/15427 PCT Pub. Date May 23, 1996A method for measuring the flow rate in a fluid flow, particularly a two-phase flow comprising oil, water and gas from an offshore well, in which a temporary transitory shut-off of the fluid flow by means of a valve is performed, and the fluid pre...

A universal radiographic apparatus that allows an operator to select between conventional radiographic mode and linear tomographic mode. In conventional radiographic mode of operation, several automatic modes are provided. An x-ray tube mounted to a tube crane positioned above an elevating table can be accurately controlled in longitudinal and vertical movement, as well as in x-ray tube angulation...

An adhesive wafer (12), which is especially suitable for use as a faceplate for an ostomy appliance but may also be used as a wound dressing, has an adhesive layer (14) of hydrocolloid-containing skin barrier material and a flexible backing layer (15) extending over one surface of the adhesive layer. The opposite skin-contacting surface (14a) of the adhesive layer is embossed to provide a pattern ...

Um zur Trennung von Feststoff-Flüssigkeitsgemischen eine Schneckenzentrifuge zu schaffen, bei deren Anfahrvorgang und Abfahrvorgang keine Probleme mehr auftreten, die von der in der Zentrifugentrommel befindlichen bzw. verbliebenen Flüssigkeitsmenge herrühren, insbesondere das Problem des Austretens von Flüssigkeit an den Feststoff-Austragsöffnungen beim Abfahrvorgang, wird erfindungsgemäß vorgesc...

A decanter centrifuge including a discontinuous screw conveyor having flights only within the generally cylindrical portion of the centrifuge bowl. A restricting disc is provided adjacent to the heavy phase material discharge ports such that the restriction contacts the build-up of heavy phase within the portion of the bowl where the flights are discontinuous.

The internal transport system at a roving frame (1), for the movement of bobbins and empty bobbin sleeves, has a mechanism (13) to clean empty bobbin sleeves of residual material at the transport system (15).

The method concerns treatment of metal melts with a process gas (in particular, iron melts with oxygen) by blowing this process gas over given time interval into or onto the melt. The process gas used is cooled to a temp. substantially below the surroundings temp.. The appts. includes a gas lance (L) leading to the process vessel (K), a liq gas storage vessel (1), a heat exchanger unit (4), a liq ...

The utility model relates to a double arc-shaped non-transpiration type air absorbent device specially used for vacuum tube water heaters, which is composed of a base band and granular air absorbent, wherein, the granular air absorbent is uniformly distributed on the base band; spaces on the middle or on both sides of the base band are not provided with the granular air absorbent, and the spot wel...

The utility model relates to a solar energy water heating apparatus with an automatic water storage tank, which is composed of a solar heat collector, a heat collecting water tank, a supporting frame, etc. The inner side of the solar energy water heating apparatus with an automatic water storage tank is provided with a high-level automatic water storage tank 4; the upper part of the high-level aut...

A method and an apparatus for collecting plates from two rows of plates travelling side-by-side on a moving conveyor comprising inverting plates sequentially in one row of plates and merging said two rows of plates by depositing a plate from one row onto a plate in the other row to form a single row of double plates each having an inverted plate, and assembling a single row of said double plates i...

A method for manufacturing a protection cover (1) for use on bobbins (2) is described. The protection cover (1) is used to protect the bobbin (2) during treatment and transportation, including dyeing. The protection cover (1) is made by knitting a tubular cover. Said cover is arranged on the bobbin (2) in a loose condition. Afterwards, a shrinking of the cover is effected, so that it shrinks aroun...

A process and apparatus (10) are provided for cleaning foam parts used as reservoirs in ink-jet cartridges. Apparatus used in cleaning clean room garments is modified to enable cleaning of thousands of foam parts in a batch mode. The modification includes provided a temperature sensor (60) to ensure that only solvent is distilled over, but not non-volatile residues, and a level sensor (62) to dete...

An electrosurgery system including electrosurgery equipment 1 has a television camera 3 viewing a surgical site through a endoscope 17, and a video monitor 2 on which the surgical site is displayed. The system monitors electrical resistance of tissue at the site to give a signal representative of the extent of coagulation. This signal is supplied to the monitor 2 to give a visual display on the sc...