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US 5,511,601 AGranted
Drive mechanism for venetian blinds
OwnerHerbert Worthingtoninventor
Life of this patent
Estimating the term…
Abstract
A drive mechanism can spin a vertical adjustment rod of a venetian blind mounted at a window. The mechanism has a case adapted to be mounted at the window. A power driver is mounted in the case and is adapted to be coupled to the adjustment rod. This driver can turn the adjustment rod. A controller is coupled to the driver for controlling the turning of the adjustment rod.
Claims22
A drive mechanism for spinning a vertical adjustment rod of a venetian blind mounted at a window, comprising:
- a case adapted to be mounted at said window;
- a drive means mounted in said case and adapted to be coupled to said adjustment rod, said drive means having a spindle with a cavity sized to engage and turn said adjustment rod;
- and
- control means coupled to said drive means for controlling the turning of said adjustment rod.
1 more element
A drive mechanism for spinning a vertical adjustment rod of a venetian blind mounted at a window, comprising:
- a case having a central vertical axis, and adapted to be mounted at said window;
- a drive means mounted in said case and adapted to be coupled to said adjustment rod, said drive means being operable to turn said adjustment rod;
- and
- control means coupled to said drive means for controlling the turning of said adjustment rod, said drive means including:
- a link having a spindle driven by said drive means and a capstan adapted to drive said adjustment rod, said capstan being driven by said spindle to rotate about an axis spaced from and parallel to said central vertical axis.
2 more elements
Dependencies are inferred from the claim text.