BURKERT

Manually operated metal valves and structural body components thereof, and valve assemblies sold as a unit; metal closures for valves; metal locks for valves

Pneumatic controls for machines, motors and engines; pump control valves for machines, machine tools and motors; valve actuators, being parts of machines, [ hydraulic valve actuators; ] pneumatic valve actuators; closure mechanisms for blocking fluid flow through valves, namely, discs, rotors, balls, pistons and plugs, being parts of machines; operating elements, namely, valve stems, being parts of machines; valve seat rings being parts of machines, spring retainers and springs for valves being parts of machines; valves being parts of machines, namely, parts of compressors, machine engines, machine pumps [ and turbocharger machines; ] motorized, piston operated and diaphragm operated valves being parts of machines; valves operated automatically by changes in physical conditions or by electric or electronic control apparatus being parts of machines; air operated valves, in particular for fluids, being parts of machines; diaphragm pumps and diaphragm valves being parts of machines; and structural parts of the aforesaid goods

Electric valve actuators; electronic locks for valves; electronic valves for controlling gas or fluids; solenoid valves; automatic valves; electronic valves for controlling the flow of fluids into and out of tanks and containers, and structural parts thereof; [ rheometers for measuring the viscosity and viscoelasticity of fluids; ] automatic fluid-composition control machines and instruments; automatic liquid flow control machines and instruments; automatic liquid-level control machines and instruments; automatic pressure control machines and instruments; electronic control systems for machines; electronic control systems for motors; electronic open and closed loop controls for machines, machine tools and for motors; electronic open and closed loop controls for valves; control valves for regulating the flow of gases and liquids; liquid level regulators and indicators for commercial and industrial use; proportional valves for measuring and regulating liquids and gases, and electronic drive units therefor sold as a unit; digital signal processors, and data transmitting apparatus, namely, apparatus for transmitting and reproducing images of data; electric or electronic sensors for sensing chemical and physical properties of fluids and gases; gas sensors for measuring gas concentration and gas flow rate; radio transmitters for remote controls; telecommunication transmitters; industrial process control transmitters for converting measurements from sensors to signals; measuring apparatus for temperature and humidity levels in gaseous media; electric meters for measuring mass flow rate; electronic pressure regulators for general industrial use; mass flow regulators for commercial and industrial use; fluid control sensors, namely, liquid level sensors and pressure sensors; mass flow rate systems consisting primarily of electric meters for measuring mass flow rate, and mass flow regulators for commercial use; electro-pneumatic automation systems consisting primarily of automatic valves, timing and pressure sensors, electric switches, USB or universal serial bus hardware in the nature of field bus modules, integrated circuit modules, control apparatus in the nature of electric control panels, and data transmitting apparatus in the nature of telecommunications transmitters; micro mechanical and micro-fluidic systems comprising automatic microvalves and controlled volume micropumps; and structural parts of the aforesaid goods

Valves of plastic being other than machine parts, and structural components thereof