Patent ID: 8613177

Claim:
Self-mounting modular structure for constituting a protected environment, comprising: a plurality of profiled peripheral bearing columns ( 1 , 1 ′) having overlapped spaced fulcrums ( 2 , 2 ′); a plurality of crosspieces ( 3 , 3 ′) having a front and rear portions; a control unit ( 6 ) for opening and closing the self-mounting modular structure and having a central support rack ( 5 ) provided with upper ( 4 ) and lower ( 4 ′) fulcrums, and a stem ( 7 ) provided with a coaxial joint ( 8 ), wherein the rear ends of the crosspieces engage in the overlapped spaced fulcrums ( 2 , 2 ′) of the profiled peripheral bearing columns ( 1 , 1 ′), and the front ends of the cross-pieces engage in the upper ( 4 ) and lower ( 4 ′) fulcrums of the central support rack ( 5 ), wherein the self-mounting modular structure further comprises a plurality of levers ( 9 ) having front ends thereof radially pivoting on a periphery of the coaxial joint ( 8 ) of the stem ( 7 ) of the control unit ( 6 ), and having opposite ends thereof engaging in fulcrums ( 4 ″) provided on front extensions ( 3 ″) of lower crosspieces ( 3 ′) of the plurality of crosspieces ( 3 , 3 ′), wherein the self-mounting modular structure also comprises a plurality of peripheral sections bars ( 19 ) having upper ends thereof engaging in upper fulcrums ( 19 ′) of the profiled peripheral bearing columns and low ends thereof slidingly engaging, through wheels ( 20 ), in vertical guides ( 21 ) provided along the profiled peripheral bearing columns ( 1 , 1 ′), means for constraining the sliding engagement of the peripheral section bars ( 19 ) and including travel end pushes ( 23 ′) and stops ( 23 ), and roll-up means ( 19 ′″) provided in the peripheral section bars ( 19 ) for winding and unwinding peripheral sheets ( 24 ) delimiting the protected environment, and wherein and profiled peripheral bearing columns ( 1 , 1 ″) are provided with wheels ( 11 ) for insuring a proper horizontal setup of the structure.