US Patent 11620924 Retractable apparatus
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Edits on 14 Aug, 2023
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Patent Inventor Names
Kaikai Zhang0
Edits on 8 Apr, 2023
Golden AI
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US Patent 11620924 Retractable apparatus
Article
A retractable apparatus is provided. The retractable apparatus includes a stretchable mechanism. The stretchable mechanism includes a plurality of connecting portions arranged in a first plane. Adjacent connecting portions of the plurality of connecting portions are connected to each other in a retractable manner. At least three connecting portions are non-collinearly arranged.
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Patent Jurisdiction
Patent Number
116209240
Date of Patent
April 4, 2023
0Patent Application Number
173741450
Date Filed
July 13, 2021
0Patent Citations
Patent Primary Examiner
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