Tubing for conveying freshly mixed concrete

Claim 1

A FLEXIBLE CONDUIT FOR CONVEYING FRESHLY MIXED CONCRETE OR THE LIKE, COMPRISING A PLURALITY OF FLEXIBLE TUBULAR SECTIONS, AND QUICKLY ENGAGEABLE AND DISENGAGEABLE LATCH MEANS AT OPPOSITE ENDS OF THE SECTIONS SECURING THE SECTIONS TOGETHER IN AXIAL ALIGNMENT, WITH ENDS OF ADJACENT SECTIONS IN ABUTMENT, EACH OF THE SECTIONS HAVING AN OUTER, TOUGH, RESILIENT RUBBER COVERING, AN INNER SMOOTH PLASTIC LINING, A SPIRAL CORDAGE EMBEDDED IN AND BETWEEN ABUTTING SIDES OF THE COVERING AND THE LINING, A NOZZLE MEMBER HAVING A TUBULAR END PORTION PROVIDED WITH OTHER LATCH MEANS FOR DETACHABLE ENGAGEMENT WITH THE LATCH MEANS OF ONE OF SAID SECTIONS AT ONE END OF THE CONDUIT, AND A FUNNEL MEMBER HAVING A TUBULAR END PORTION PROVIDED WITH FURTHER LATCH MEANS FOR DETACHABLY ENGAGING WITH LATCH MEANS OF ANOTHER ONE OF SAID TUBULAR SECTIONS AT THE OTHER END OF THE CONDUIT FOR FEEDING CONCRETE THERETO, SAID FUNNEL MEMBER HAVING A WIDE, SHALLOW OPEN END FOR RECEIVING SAID CONCRETE FROM A SUPPLY THEREOF, SAID NOZZLE MEMBER HAVING A MOUTH WITH OVAL OPEN END, SAID NOZZLE MEMBER HAVING A ROUND CROSS SECTION AT ITS OTHER END, WHEREBY SAID NOZZLE MEMBER CAN BE ROTATED WITH RESPECT TO THE ADJACENT TUBULAR SECTION TO ORIENT THE MAJOR AXIS OF SAID OVAL OPEN END IN A SELECTED PLANE WHILE HOLDING THE ADJACENT TUBULAR SECTION STATIONARY.