Scientific, electrical, optical, weighing, measuring, signalling and checking apparatus and instruments, namely, apparatus to determine the weight of the metal, weight of the lacquer or compound on cans and can parts, film thickness and distribution of the lacquer- or compound on a can component on cans or can parts, visual aesthetic appear-appearance of lacquer or print on cans or can parts, absence or presence of lacquer, print or compound, pinholes in the substrate or the coating on cans or can parts, lubricity, friction- of substrate or coated and printed parts on cans or can parts, mechanical dimen-sions of the part itself or of details on or within the part on cans or can parts, colour or density of coatings or prints, mechanical properties, namely, axial strength, implosion strength, explosion strength, torque to open or deform, force to open or deform on cans or can parts, for the detection of presence of cans and can parts on transport mechanisms, machines and can specific holding fixtures, density of cans or can parts on conveyors of cans or can parts, physical properties of materials used to make cans namely viscosity, hardness, specific gravity, chemical composition on cans or can parts, checking of process parameters, namely, temperature, light intensity and power, current consumption, data-logging devices, counters for cans and can components, for the detection of correct positioning of cans and can components relative to each other and to the machine tools making those parts, presence of and defects in decorations of cans or can components, for the detection of mix-up of decorations or decoration de-defects of cans or can components, for the detection of completeness of can assemblies,for the detection of double cans or can components on cans or can parts, for the detection- of rotation of machines and signalling of specific degrees of rotation on cans or can parts, for the detection of presence of different kinds of metals on cans or can parts, and can seam measurement; downloadable computer software for determining the line efficiency, downtime per machine, quality of cans produced, statistical process- control charts, bottle necks in the can-making process; alignment apparatus for machines and setup fixtures, namely, apparatus to align wheels to chain runs on the can end counting and can checking apparatus, punch and die alignment apparatus,apparatus to align cutting tools with printed features on sheets to be cut, and align-alignment apparatus to align embossing tools with decorative features on printed sheets;downloadable computer software for database management and analysis of machine function parameters; electric can line sensors for detecting presence and density; electric- can filling line sensors; electric area mass sensors for detecting the area mass of cans; electric linear mass sensors for detecting the linear mass of cans; electric count-counting sensors for counting cans on an assembly line; apparatus for transmitting and re-receiving data, namely, computer chip set for use in transmitting data to and from a central- processing unit, computer hardware for transmitting and receiving data regarding physical parameters, namely, temperature, color and weight of items processed, and machine parameters, namely, speed, activation and efficiency of the apparatus; apparatus- and instruments for the display of information, namely, electronic display boards, plasma display boards, electronic display ; apparatus and instruments for checking cans and can components for pinholes, film-weight gauge, skew, registration measurement, presence of double sheets, presence of tabs, numbers of cans and numbers- of sheets; apparatus and instruments for leak testing cans and can ends; apparatus and instruments for counting can ends; apparatus and instruments for determining the thickness of coatings on cans; apparatus and instruments for checking the continuity of coatings on cans; apparatus and instruments for detecting contaminants in coatings on cans; apparatus and instruments for axial load testing of cans; apparatus for deter-mining sheet feeding and/or alignment; apparatus and instruments for measuring the performance of UV curing ovens; apparatus and instruments for monitoring and con-control of can lines; totalizers, namely, counting apparatus for counting cans on an assembly- line; electronic time recording apparatus for recording the time of manufacturing processes; apparatus for controlling electric currents in solenoids; apparatus and in-instruments for measuring and logging temperature; apparatus and instruments to detect the absence or presence of a coating on a can or can component; apparatus and in-instruments to detect the absence or presence of compound in a can or can component; apparatus and instruments to control the timing of the application of lacquer or compound-pound on a can or can component; apparatus and instruments to determine dimensions of a can or can component; apparatus and instruments to determine physical proper-ties of a can or can component; apparatus and instruments to determine can or can component hardness, colour, weight, friction, permeability of coatings and wear of coatings on cans; apparatus and instruments to test burst pressure of a can or can component; apparatus and instruments to measure and control manufacturing process parameters of a can or can component; apparatus and instruments to measure and monitor pressures in spray applications, oven temperatures, light output of UV lamps,welder currents and press forces; apparatus and instruments to monitor and control the position of a coating or decoration relative to a feature on the can or can components;apparatus and instruments to control and monitor the position of an edge or weld seam

Maintenance and repair of apparatus and instruments for manufacturing and checking cans and can components; maintenance and repair of apparatus and instruments for leak testing cans and can ends; maintenance and repair of apparatus and instruments for determining the thickness, continuity and contamination level of coatings on cans; maintenance and repair of apparatus for determining sheet feeding and/or sheet alignment; maintenance and repair of apparatus and instruments for monitoring and control of can lines, can line sensors, can filling line sensors, area mass sensors, linear mass sensors and counting sensors