Patent Number: 6,530,717

Title: Mechanism for locking roll up curtains and the like

Abstract: In a mechanism for locking curtains and the like, a sleeve rotates about a relative axis and is fastened to a roll, in coaxial relation therewith. A curtain is rolled up on the roll. A barrel features at least one radial housing opening outside of the barrel and enters freely the sleeve. The mechanism includes also one spring introduced freely in each radial housing and pushing a cylinder or a sphere against an inner surface of the sleeve.

Inventors: Bergamaschi; Giovanni (Bologna, IT)

Assignee: Sunproject Canada Inc.

International Classification: E06B 9/80 (20060101); E06B 9/90 (20060101); E06B 009/208 (); E06B 009/56 (); E06B 009/20 ()

Expiration Date: 03/11/2020