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BELIMO Holding AG, an international group of companies, is located in Hinwil, Switzerland. [3] The company develops, produces and markets actuators for controlling heating, ventilation and air conditioning systems. Actuators and control valves make up the company's core business, and it is considered a global leader in motor control for HVAC. [4]
Pressure in blanketed tanks is maintained by self actuating pressure control valves (PCVs). As liquid is withdrawn from the tank the pressure in the gas space falls. The blanket gas supply valve opens to maintain the pressure. As the tank fills with liquid the pressure rises and a vent gas valve open to vent gas to atmosphere or a vent system. [11]
Protech Instruments & Systems, an instrumentation company, was purchased in 1985 to expedite the development of Pakscan, a digital bus control system for actuators. [6] In 1999 it bought Fluid System Srl, an Italian actuator business, in 2000 it bought Skilmatic in Leeds [6] and in 2002 it acquired Jordan Controls, a United States actuator ...
Rigid chain actuators function as rack and pinion linear actuators that use articulated racks. Rigid chain actuators use limited-articulation chains, usually resembling a roller chain, that engage with pinions mounted on a drive shaft within a housing. The links of the actuating member, the “rigid chain”, are articulated in a manner that ...
An incident involving an elevator at a former Colorado gold mine that led to the death of a tour guide and trapped a group of tourists for hours last year...
Civilians and soldiers celebrated in Wad Madani, the capital of Sudan's El Gezira state, after it was recaptured by the Sudanese army from the paramilitary Rapid Support Services, marking a ...
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