Electricity: motive power systems – Automatic and/or with time-delay means – Movement – position – or limit-of-travel
Reexamination Certificate
2011-07-19
2011-07-19
Ro, Bentsu (Department: 2837)
Electricity: motive power systems
Automatic and/or with time-delay means
Movement, position, or limit-of-travel
C318S445000, C318S468000, C318S469000
Reexamination Certificate
active
07982422
ABSTRACT:
An improved system for controlling motorized window coverings with light control includes an improved control system including a switch with an up button, a stop button and down button to activate a motor to control the configuration of the covering, including the extension or retraction of the covering, and the transmissivity of the covering.
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Holford Michael S.
Meewis Henk Jan
Dorsey & Whitney LLP
Hunter Douglas Inc.
Luo David S
Ro Bentsu
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