Fluid-flow device, particularly rotary compressor and the like and slider construction

Claim 1

IN A ROTARY FLUID-FLOW DEVICE COMPRISING A HOUSING HAVING INNER WALLS DEFINING A FLUID CHAMBER, INLET AND OUTLET PORTS COMMUNICATING WITH SAID FLUID CHAMBER, A ROTOR MEMBER ECCENTRICALLY DISPOSED FOR ROTATION IN SAID FLUID CHAMBER, SAID ROTOR MEMBER HAVING CONTACT WITH THE WALLS OF SAID FLUID CHAMBER BETWEEN SAID INLET AND OUTLET PORTS AND BEING PROVIDED WITH A DIAMETRAL SLOT, A MULTIPLE SLIDER CARRIED IN SAID DIAMETRAL SLOT FOR SLIDING MOVEMENT RELATIVE TO SAID ROTOR MEMBER AND CONTACTING SAID WALLS OF SAID FLUID CHAMBER AT OPPOSED ENDS OF SAID MULTIPLE SLIDER, SAID MULTIPLE SLIDER COMPRISING A PLURALITY OF INTERSECTING SLIDER BLADES DISPOSED IN SAID DIAMETRAL SLOT, EACH SLIDER BLADE COMPRISING A PAIR OF BLADE WINGS DISPOSED IN SEPARATE PLANES INTERCONNECTED BY AN INTERMEDIATE CONNECTING MEMBER PROVIDED WITH A RECESS, SAID INTERSECTING SLIDER BLADES BEING SYMMETRICAL, WITH EACH SLIDER BLADE TURNED THROUGH 180 DEGREES IN ITS OWN PLANE RELATIVE TO THE ADJACENT SLIDER BLADE WITH THE RESPECTIVE RECESS OF SAID SLIDER BLADES INTERFITTINGLY ENGAGING WITH ONE ANOTHER, EACH OF SAID INTERSECTING SLIDER BLADES HAVING OPPOSED FACES WHICH ARE SIMULTANEOUSLY IN CONTACT WITH THE INNER WALLS OF SAID FLUID CHAMBER DURING ROTATION OF SAID ROTOR MEMBER, SAID OPPOSED FACES OF EACH OF SAID SLIDER BLADES PROVIDING RESPECTIVE CONTACT FACES, WITH THE ZONE OF CONTACT BETWEEN EACH RESPECTIVE CONTACT FACE OF SAID MULTIPLE SLIDER AND THE INNER WALL OF SAID FLUID CHAMBER CHANGING DURING ROTATION OF THE ROTOR MEMBER, SAID CONTACT ZONE WANDERING ALONG THE OUTER SURFACE OF THE ASSICIATED CONTACT FACE.