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Patents Floating Cup Bucher

Innas sells Floating Cup pump and motor patents

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The transaction is mentioned in Bucher Industries’ Annual Report 2025: "Innovative piston pumps for lowest speedsThe “AX pump” from Bucher Hydraulics operates with low levels of noise, pulsation and vibration. In addition, it is extremely resilient, with a maximum pressure of 500 bar, and very efficient. The “AX pump” can be used for mobile electric machinery, such as earth-moving equipment, excavators and construction cranes. It is also an essential component of “Helax”, a hydraulic-electric drive that can even recover energy and reuse it immediately. In the reporting period, Bucher Hydraulics acquired the patent rights for the “Floating Cups” that are central components of both “AX pumps” and “Helax”.”Innas maintained all rights on the Hydraulic Transformer including the rights to use and exploit Floating Cup technology in hydraulic transformers.

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