The invention concerns head for flowthrough NMR spectroscopy in which there is provided, in the interior of a vessel, a replaceable quartz cuvette which can be separated from the vessel, and eluent inflow and outflow tube, and a measurement coil, and which has end sections which seal with respect to the vessel. The parts constituting the vessel, namely a cylindrical glass casing, a cover, and a ba...

The invention relates to an apparatus for measuring chemical and/or physical reaction sequences by nuclear magnetic resonance spectrometry and comprises a reaction path (1), a nuclear magnetic resonance spectrometer (2) and at least one reaction chamber (10) which is located in the reaction path, wherein means are provided for feeding at least the reaction product from the reaction chamber (10) to...

A radiology patient support system includes a single vertical pillar 4 of rigid closed box construction in which the side walls form a continuous closed cross section which rigidly supports two vertically arranged longitudinal tracks 8, 9 with their lateral directions at an angle, preferably a right angle. A vertically displaceable carriage 3 also of rigid box construction, is provided with bearin...

An x-ray video system for the transillumination of an examination subject has an x-ray system which generates a transillumination image of a patient using an x-ray beam having a central ray, a diaphragm for gating the x-ray beam which has a number of plates, each moveable relative to the central ray, a signal generator associated with each plate which generates a signal corresponding to the positi...

A digital signal processor based automatic gain control (AGC) is disclosed for adjusting the gain of a signal processor. According to the invention, an input signal is provided and at least one value is determined based on the energy of the signal. Thereafter, the desired signal gain is computed responsive to the energy value or values. One advantage of this AGC is that it may easily be implemente...

Hole weld member having a disc (2) with a cylindrical wall surface (3), a bore (6) oblique with respect to said disc, a spherical front side (5) and a back side symmetrical with respect to the centre line of said bore (6).

A vessel (11) including an emptying means which comprises a valve housing means (19) integral with and fixed to the vessel; a valve body means (41) removably mounted to the valve housing means; a means (51,55) for sealing the valve body means to the valve housing means; and a valve means (57) which functions to commence and halt the flow of materials from the vessel through the valve housing means...

PCT No. PCT/SE90/00348 Sec. 371 Date Dec. 31, 1991 Sec. 102(e) Date Dec. 31, 1991 PCT Filed May 23, 1990 PCT Pub. No. WO90/14234 PCT Pub. Date Nov. 29, 1990.The invention relates to an arrangement in inkjet printers of the kind in which ink droplets are propelled through a nozzle and onto a recording medium in response to an impulse. The arrangement includes a detachable ink container which includ...

Der Erfindung liegt die Aufgabe zugrunde, einen Einfülltrichter so zu gestalten, daß mit ihm gefahrloses Füllen von Behältern mit Flüssigkeit möglich wird, auch wenn die Flüssigkeit bis in den Einfülltrichter ansteigt und der Einfülltrichter anschließend entfernt wird. Der Auslauf (32) des Einfülltrichter umfaßt einen Auslaufstutzen (38) mit Sperreinrichtung (40) und die Sperreinrichtung einen Bet...

PURPOSE:To obtain the title composition capable of giving nontoxic cured products of high mechanical strength with excellent suitability in physical functions by incorporating a specific diorganopolysiloxane with each specified amount of an alkoxysilane (partially hydrolyzed product), organic titanic ester etc. CONSTITUTION:The objective composition can be obtained by incorporating (A) 100pts.wt. ...

The contents of an aerosol can 20 are dispensed in a controlled manner on opening or closing of a door 30 by dispensing apparatus which holds the aerosol can in a fixed relationship to the door and an actuating lever 22 which may be accurately positioned to depress the operating button 26 on the aerosol by a precisely defined distance to release a controlled amount of spray. The aerosol can 20 is ...

In a parallel processing system having a plurality of processors 1 (2, Fig 1), when an instruction word read out from a shared memory 3 and having control bits a, b associated with an indivisible operation is received by an instruction decoder 11, the control bits are supplied to an 3 indivisible-operation control circuit 7. If the control bits have values representing execution of the indivisible...

An ion mobility spectrometer is provided which employs an electron capture process. A sample gas stream is irradiated to produce positive ions and electrons in an ionization chamber (26). An open grid electrode (E1) is employed in the ionization chamber to maintain a field-free space that allows ion population to build up in the ionization chamber. However, a high electric field is periodically ge...

The invention relates to a method for controlling the exact positioning of the items (1a,1b,1c) to be sorted in an automatic sorting plant (5,6), comprising a plurality of carriages or units (5), each of them being provided with a revolving belt (12) apt to move in a direction orthogonal to the direction of feed of the unit in order to unload the carried item (1), and comprising as well a loading ...

A process and an apparatus for producing a spun-fiber web from filaments of a synthetic polymer which includes a device for taking off the filaments and a web-depositing device with suction unit wherein the filaments are taken off mechanically by means of a take-off roll with a unit for the defined raising of the frictional force between the roll surface and the filaments, the filaments being expo...

A system of three-dimensional projection comprising in combination a screen and a viewer, said viewer embodying a mask containing see-through slits, means for projecting at least two different perspectives on the screen and means for effecting movement of the viewer to traverse the mask from left to right and from right to left such that from a given vantage point, each of the beholder's eyes sees...

A multi-processor system including a main storage for storing instructions and data, a master processor for supplying to a slave processor data required for the processing to be executed by the slave processor and commanding initiation of the processing, the master processor further operating to test the operation state of the slave processor and perform processing by utilizing the result of the p...

The invention relates to a conveyor provided with a frame and with an endless carrying means (8) supported by the frame, which can be driven in its longitudinal direction, to which carrying means there are coupled a plurality of carriers (9). Each carrier is suitable for accommodating one or more objects and is provided with a displacement means (24), which can be driven by means of a motor provid...

A process for the separation of olefins from gaseous feed streams comprises the steps of passing a gaseous feed stream over one side of a facilitated liquid membrane which comprises a porous support member (15) and a liquid membrane comprising an aqueous solution containing a metal salt facilitator e.g. silver nitrate capable of coordinating with olefin gases and an alkyl carbonate e.g. ethylene c...

An improvement in an apparatus for pneumatically transporting powder held in an air-tight storage container (3) to a collector (6) through a transportation tube (5), which is provided at its intermediate part with a vertically rising tube member (5b), by usinga gas pressure. The transportation tube (5) consists of a lower tube member (5a) having a tapered tubular accelerating reducer (71) and conn...