A lubricant return flow device (22) is designed as an ejector-device, where a part of a lubricant flow stream removed from the tank is supplied to the ejector device, and a low pressure arises in the lubricant tank for return flow of the lubricant from loads into the tank....
A lubricant return flow device (22) is designed as an ejector-device, where a part of a lubricant flow stream removed from the tank is supplied to the ejector device, and a low pressure arises in the lubricant tank for return flow of the lubricant from loads into the tank....
The device (1) comprises a quantity-controlled variable pump (12), where a constant volumetric flow of a cooling lubricant is dispersed over a tool (2). The volumetric flow of the cooling lubricant of the variable pump is adjusted over an electro-hydraulic displacement device....