Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Zhun-An Ma0
Date of Patent
December 28, 2021
0Patent Application Number
168260520
Date Filed
March 20, 2020
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A patio umbrella that includes a tilt mechanism for adjusting a shade angle of the umbrella canopy. The umbrella canopy can be opened and closed by a crank and spool mechanism. The tilt mechanism can be controlled by an actuator that operates independently of the crank and spool mechanism. The actuator can be mounted on the upright pole of the patio umbrella.
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