The body (2) formed by the surface comprises a pliable plate (3), which preferably on two opposing edges (5) has reinforcements (6) and via tension members (4) running crossways to the edges is bent in a shell-shaped manner and tensioned. The outside of the full or holed plate is the surface which affects the acoustics and the inside has an insulation layer. The body in the edge area and/or on the...

A level crossing in which the roadway surface in the vicinity of the track is formed by inner and outer roadway slabs (3, 4). The inner roadway slabs (3) form an unsupported bridge across the space between the rails (5) of the track (2) and are provided along both their edges extending along the rails with projecting supporting ridges (7) by which the inner roadway slabs are supported via intermed...

This invention concerns a base for mounting a pin (4), an axle or equivalent article out of steel in a mounting base (1) out of aluminum or an aluminum alloy, particularly for pivoting parts of car bodies. This mounting base (1) has a cylindrical receptacle (3) for the pin, the axle or equivalent article, into which receptacle (3) a lining (5) of hard-anodized aluminum is set in which the pin or e...

Zinc is electrolytically produced by using an electrolyte which is free from Cu, Co, Ge and Sb and has In and/or Bi added.

Between the water impermeable plastic body and the brickwork parts are connecting layers, partic. of mortar. An anode (24, 38) is formed by the plastic of a bearer body (25, 39) conductively formed in the area of an upper surface or by a conductive surface of an electrode or by a conductive formation of conductive layers. The anode is connected to a current supply cable (23, 41) which extends in t...

To fill an insulating glass pane, which is still open at least in the region of its lower edge, with gas, the insulating glass pane is arranged between two plates and a seal 25, 26 is placed onto both vertical ends of the insulating glass pane. Filling gas is supplied in the direction of the arrows 36, 37 from a channel 55 which is arranged below an endless conveyor belt 10, via openings which pas...

Apparatus for producing enwrapped essentially cylindrical food products W, having a movable driven support 6 for the food product W, by means of which support the food product can be rotated about its axis, and having a conveyor device 7 assigned to the support for strip- shaped wrapping material, the orientation of the conveyor device being made such that the strip-shaped wrapping material can be...

To heat and roast solid and edible loose material, the material form a fluidised bed with a high temp. gradient between the lower and upper surfaces of the bed. At the hopper lower bed zone, the material expand through the formation of inner hollow zones. In the cooler upper section of the bed, they are treated at least partially with additives which are ripened. The additives are carried in the h...

Device for generating electric pulses for stimulating biological objects, having a pulse generator 1 whose output is connected to a pulse-duration modulator 3. The device also has a control circuit 4, a transformer 8 and electrodes 14a, 14b by means of which the pulses generated by the pulse generator 1 can be transmitted to a biological object, in particular to a patient 15. The control circuit 4...

A coupling hook (5) for the lower steering arms (3) of a three-point attaching device of a tractor has a hook body (6) with a locking pawl (7). The pawl (7) is spring-loaded in the direction of the locking position. The locking pawl (7) is arranged in a recess (12) of the hook body (6) and projects through an aperture (13) into a bearing recess (10), which receives a bearing ball (11). For the pur...

A gas purging plug (1) has a body whose base is closed gas-tightly by a metal bottom (5) which delimits a gas distribution chamber (6) and has a connection (7) for gas supply and openings (9) for at least one electric temperature sensor (12) extending through the gas distribution chamber (6) into the plug body to detect its temperature and determine wear. Cup-shaped metal sleeve (10) is open in th...

In a process for returning finely dispersed solids discharged from a reactor vessel (1) with a carrier gas through a discharge point (2) of the reactor vessel (1) to a return point (15) of the reactor vessel (1), the solids are separated in a solid separator (4), in particular a cyclone separator, then returned with a carrier gas to the reactor vessel (1) while a differential pressure is maintaine...

For a contact-free scanning of the position of the piston a ring magnet (17) is provided on the piston (2). On at least one side of the ring magnet in addition to this and the sealing rings (15,16), the piston has a guide ring (18,19) of resistant material adjoining the inner wall of the cylinder to guide and centre same. The sealing rings can be provided on both ends and guide rings can be fitted...

Double scissors include two mutually linked scissors (1 and 2) with blades (3, 4; 10, 11) of a different design. The screws (6 and 12) for joining the two scissors (1 and 2), which join in an articulated manner the blades (3, 4 and 10, 11) of the scissors (1 and 2) to one another, are independently adjustable. The scissors (1 and 2) are joined by an articulated bolt (20) in the area of the swivell...

A floating weir for water courses has a hinged shutter consisting of a hollow float 1, which is articulated in the upstream-water-side marginal region of a buoyancy basin 2 of the weir bottom and is pivotable about a horizontal axis between a retaining position retaining the water course and floating in the buoyancy basin 2 and a release position releasing the water course and plunging into the bu...

A heat exchanger system consisting of a cross-flow blower having an impeller, an air-guiding housing which partially surrounds said impeller, and an outlet housing which is additionally formed by a partition, ending in a tongue, between the inlet and outlet ducts and by two lateral parts arranged on the axial ends of this partition, and to which a heat exchanger is connected. Arranged in the inter...

A basically prismatic wall block 5 is intended for the installation of room heaters which are arranged in the wall region and are charged with the heat transfer medium by pipes 7 laid in the floor 1. In order for it to be possible for the room heater to be supplied from the wall 3 rather than from the floor 1, the wall block 5, which consists of heat-insulating material, has at least one channel 6...

PCT No. PCT/AT97/00138 Sec. 371 Date Feb. 17, 1998 Sec. 102(e) Date Feb. 17, 1998 PCT Filed Jun. 19, 1997 PCT Pub. No. WO97/49746 PCT Pub. Date Dec. 31, 1997A coating system comprised of a resin component, a hardening component and additives. The resin component contains (meth)acrylic double bonds and at least two reactive hydroxyl groups, and the hardening component is comprised of a multifunctio...

The invention relates to a presetting adaptor for lathe tool holders which enables the turning tools to be preset in terms of length outside the lathes. A means of permitting accurate presetting outside the lathes is provided by a threaded sleeve 4 screwed to the lathe tool holder at the rear end face and by an an adjustable threaded bush 6. This presetting of the lathe tools can be carried out at...

The wheel channels in its circumference. The sifter air loaded with fine material passes through from out to inside and is expelled in the axial direction. The channels (12) are in axially different radial planes and at different angles ( alpha ) relative to the radial direction of the wheel. The channels are formed by bores in the jacket surface of the wheel and are defined by mainly axially dire...