and rotatable porous cylinders which cooperate with a conveyor fabric which moves successively into association with the respective second porous cylinders engaged by each respective inner forming media application_number US 60782475 A description in the accompanying drawings reference numeral 1 denotes a porous cylinder roll to which high speed rotation is directly or indirectly provided porous cylinder roll 1 may be for example a cylinder having a smooth surface provided with numerous pores extending through the wall thereof or a cylinder in a mesh form which is woven with fiber or similar material and has a structure wherein water may freely pass through numerous pores 1a reference numeral 2 denotes an inner forming media such as a forming fabric or wire in a mesh form and having an inner wall engaged with the outer circumference of the porous cylinder roll 1 the inner forming media 2 engages roll 1 from the vicinity of the upper dead center or uppermost position of porous cylinder roll 1 has a straight moving portion 2a of a short section extending tangentially to the cylinder roll and is guided over a breast roll 4 and a circular arc face or portion of the circumference of the porous cylinder roll 1 the inner forming media 2 is further guided rotationally over an attaching or transfer roll 5 which biases the inner forming media 2 outwardly the inner forming.