In a method and apparatus for moving gripper bars for the advance of sheet material in a sheet-processing machine with processing stations having upper portions and lower portions, the gripper bars are cyclically advanced in an advance plane which extends between the upper and lower portions of the processing stations. The gripper bars are then returned in the same cycle in the opposite direction ...

Die Erfindung betrifft ein Laserstrahl-Schweißverfahren für Überlappnähte an beschichteten Blechen, insbesondere an zinkbeschichteten Stahlblechen, wobei ein Ausgasungsraum für das im Schweißbereich verdampfende Beschichtungsmaterial vorgesehen ist. Erfindungsgemäß liegen die beiden miteinander zu verschweißenden Bleche (1, 2) auf der einen Seite der Überlappnaht (3) aufeinander auf und sind auf d...

An object of the present invention is to offer a method for the operation of electric furnace where the adaptability of the slag foaming state generated in an electric furnace steel manufacture can be judged by measuring the NOx amount in exhaust gas and, at the same time, the foaming state is adjusted to completely interrupt the contact of melted steel with air so that low nitrogen is always achi...

Die Erfindung betrifft ein Radsatzlager (1, 18) für Schienenfahzeuge, bestehend aus zwei nebeneinander angeordneten im Käfig geführten Zylinderrollen (11), die auf zugehörigen Laufbahnen (9, 10) eines inneren (7, 19) und eines äußeren Laufringes (4, 20) abwälzen, wobei das Radsatzlager (1, 18) einen Mittelbord (6) und Außenborde aufweist. Erfindungsgemäß sind die Käfige als einstückige Scheibenkäf...

A decanter centrifuge is provided with a rotatable bowl and a coaxially-mounted conveyor which is adapted for rotation at a differential speed with respect to the bowl. The conveyor includes a central hub extending for at least one portion of the longitudinal length of the conveyor. A series of radially-extending ribs which transverse an open feed zone. Longitudinal ribs are also attached to the h...

The invention provides ease of adjustability in sensitivity, with stability, and may feature, (i) a fan-shaped or otherwise axially deformable washer structure (4D) between a screwed element (5,5A) and a valve body member or coil jacket (3); (ii) a conical preferably self-tapping or self-cutting, preferably fine, screw thread (8) moving with the element; (iii) a thin valve carcass which may be dis...

The utility model relates to a solar energy light gathering furnace which integrates multiple purposes of heating water, heating and power generation. The utility model is provided with a light and heat converter 1 which is connected with a water < oil > delivery pipe 2, and the oil delivery pipe 2 is connected with a heat exchanger 27. A reflective mirror 4 and photoelectric inductor sets 5 and 6...

The utility model relates to a solar energy water heater for making hot water. The upper part of a water tank of the water heater is provided with a funnel, and an upper opening of the funnel is provided with a cover; four corners on the lower end of a bracket of the water heater are provided with universal wheels. The solar energy water heater having the structure does not need to use running wat...

The utility model relates to a lead acid battery which is convenient for maintaining and monitoring batteries and is favorable to heat dissipation. The inner cavity of a casing is upright provided with a longitudinal partition plate in longitudinal commutator segment and two transverse partition plates in transverse commutator segment, which leads the inner cavity of the casing to be divided into ...

A solar stove is composed of primary reflector, supporter secondary reflector and planar reflector. Said primary reflector has a central circular hole. Said secondary reflector is fixed at reflectingside of primary one. The relative position between primary and secondary reflectors is adjustable. Said planar reflector is positioned behind the central hole of primary reflector and faces the seconda...

A combined valve used in conjuction with solar water heater is composed of three switch control valve chambers for cold water, hot water and discharged water for supplying water to two or three positions. Adjacent valve chamber share part of shell, on which there are cold water inlet, the water inlet and outet communicated to solar water heater, two water channel ports communicated with auxiliaryh...

A self-service terminal (12) for connection to a network (30) is described. The terminal (12) has means for receiving payment from a user (58), such as a cheque deposit module and/or a cash receiving module. The terminal (12) also includes an electronic payment mechanism (82) for creating an electronic financial instrument for paying for an item purchased via the network (30). The electronic finan...

A shopping assistance service system (40) is provided to which mobile enquirers (20) can submit enquiries regarding the availability of specified goods or services from local traders (70). The service system (40) in searching for solutions to the enquiry, takes account of the significance of the location of the enquiry. This significance can be both in terms of the objective significance concernin...

A method and apparatus are provided by which a client can book a service to take place at and for a selected period of time. A graphical representation (2) of a plurality of services (20, 21...) and their availability over time (30, 31...) is displayed on a client display device (1). At least one of the services (20, 21...) is booked by the client selecting on the client display device (1) at leas...

Apparatus and methodology for reducing frictional forces on drilling apparatus when being progressed or retracted within a well bore. This is achieved through mechanical or hydraulic action on the drilling fluid to create a fluid pressure differential which is transmitted on to the drill string via pumps, causing the drill string to oscillate. The oscillation reduces the frictional interface betwe...

A gasket compression limiter comprises a continuous phase which is a reaction product obtained by reacting an alkali metal hydroxide, the metal being from Group 1 of the periodic table, and/or an alkali silicate, and reactive finely-divided material comprising silica, silicates, aluminosilicates and/or aluminates.

Test equipment is deployed from a floating vessel or the like, the test equipment comprising testing apparatus for determining geotechnical, geophysical, geochemical, geological characteristics, and soil penetrator which forms an exploratory hole. The testing apparatus also includes at least one sensor or sampler. The test equipment being deployed by coiled tubing or the like, the one end of the c...

A system and method is provided for opening a sealed engine control module in which the module includes a substrate bent around and sealed to a central housing. In one aspect of the invention, the housing is machined around its perimeter, without damaging the substrate, to expose the sealing bead. The sealing bead is disrupted by cutting a groove in the bead, in one embodiment. The modified module...

The method involves comparison of the degree of depression of the accelerator pedal (103) with a threshold value. When the degree of depression lies above the threshold value this indicates a dynamic request or control input. The comparison process takes account of how the driver normally operates the accelerator pedal. This allows for the fact that for a mode of driving recognised as sporty a gre...

An expanded, memory molded, increased density, highly impact-resistant polystyrene construct, and method of making the construct. The construct is formed by molding pre-expanded non-equilibrated polystyrene beads to a first volume, cooling rapidly, and then compression molding to a final, smaller volume. The resultant constructs have increased density, and high impact strength without increase in ...