Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
December 10, 2019
Patent Application Number
15422573
Date Filed
February 2, 2017
Patent Citations
Patent Citations Received
Patent Primary Examiner
Patent abstract
In one aspect, a power assist module for covering for an architectural structure may include a spring and a spring shaft extending through the spring. Additionally, the power assist module may include a threaded shaft member coupled to the spring shaft and a follower member rotationally coupled to the threaded shaft member such that the follower member is moved axially along the threaded shaft member as the follower member is rotated relative to the threaded shaft member.
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