FORMER OF HAYSTACKS Russian patent published in 1996 - IPC

FIELD: agriculture. SUBSTANCE: former of haystacks has roof with ring mounted for vertical translation, telescopic pneumatic drive with loading branch pipe, central and additional shaft formers made over circumference coaxially to central shaft former, distributor and guy cables. Additional shaft formers are suspended from rail support and are manufactured in the form of tubes (cylinders, polyhedrons) placed radially and over circumference at equal distances from each other. Even rows of shafts are interconnected and are joined to chamber of reduced pressure with the use of tubes. Chamber of reduced pressure is coupled to vacuum pump with the aid of vacuum regulator, evacuator and vacuum cylinder and odd rows of shafts are connected to chamber of excessive pressure which is equipped with fan, electric heating elements and thermal regulator. EFFECT: diminished usage of materials and improved operational reliability and efficiency. 6 dwg