OPENTECHNICAL PUBLICATION OT-2026-000000477 Tube lifter with ventilation valve Published: 2026-09-15T19:02:56.545012Z Permanent URL: https://opentechnical.org/p/OT-2026-000000477 Categories: Industrial Motion & Power Transmission > Fluid Power ------------------------------------------------------------------------ ABSTRACT The invention relates to a ventilation valve for a tube lifter, as well as to a tube lifter comprising such a ventilation valve, and to an operating device for a tube lifter comprising such a ventilation valve. ------------------------------------------------------------------------ OpenTechnical publication OT-2026-000000477 Published 2026-09-15T19:02:56.545012Z https://opentechnical.org/p/OT-2026-000000477