Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Maria-Teresa Jennings0
Stewart Swiss0
Date of Patent
March 18, 2014
0Patent Application Number
133411260
Date Filed
December 30, 2011
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A roller shade clutch is disclosed. In exemplary embodiments the clutch may comprise a housing, a ribbed post extending axially from the housing, a sprocket wheel mounted for rotation around the post, at least one torsion spring mounted for rotation on the ribbed post, a chain guard, a boss extending axially from the sprocket wheel, and a drum disposed over the ribbed post, the torsion spring and the boss.
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