Connection device for connecting a towing vehicle to a trailer
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Coupling device for connecting towing vehicle with trailer, has coupling jaw to receive towing element whose shaft having rectangular cross-section comprises trough-shaped recess parallel to axis of towing element adjacent surfaces
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Towing device for connecting towing vehicle with trailer has coupling bolt provided with handle grip which is axially adjustable such that it can be inserted or withdrawn manually from coupling muzzle
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Coupling arrangement for connecting a towing vehicle with a trailer
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Rotary piston pump, has a piston whose annular space is positioned with respect to the shaft area of rollers such that the piston rotates continuously along the circumference of the rollers
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Rotary pump
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Rotary piston pump, contains ring piston with adjustable axial position
