The invention gives rules how additional hydrodynamic bearing portions can become provided on {HEAD ~ the outer portions} of {TAIL ~ the piston shoes}, whereby those portions will carry an additional load by hydrodynamic actions 
The invention gives rules how additional hydrodynamic bearing portions can become provided on { HEAD ~ the outer portions } of { TAIL ~ the piston shoes } , whereby those portions will carry an additional load by hydrodynamic actions
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