Mechanism for locking roll up curtains and the like

Details Mechanism for locking roll up curtains and the like Mechanism for locking roll up curtains and the like

E - Fixed Constructions

06

B

E06B 9/42 (2006.01) E06B 9/80 (2006.01) E06B 9/90 (2006.01)

Patent

CA 2270682

A mechanism for locking curtains and the like includes a sleeve rotating about a relative axis and fastened to a roll, in coaxial relation therewith. A curtain is rolled up on the roll. A barrel (6) features at least one radial housing (8) opening outside of the barrel (6) and enters freely the sleeve (3). The mechanism includes also one spring (8a) introduced freely in each radial housing (8) and pushing a cylinder or a sphere (7) against an inner surface (3d) of the sleeve (3).

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