MUMBAI, India, Aug. 10 -- Intellectual Property India has published a patent application (202647091418 A) filed by Versuni Holding B. V. on July 28, 2026, for Foldable Filter Device And Air Purifier.
Inventors include Ye, Dong Dong; Zhang, Wei; and Yu, Donghai.
The application for the patent was published on July 31, 2026, under issue no. 31/2026.
Abstract: The present disclosure relates to a foldable filter device (100) and an air purifier. The foldable filter device (100) includes a filter element (20), the filter element (20) is constructed into a wave shape and includes a plurality of filtering surfaces (21) connected to each other in a folded manner, peaks (250) located at an outer corner of an intersection of every two adjacent filtering surfaces (21), and valleys (270) located at an inner corner of the intersection of every two adjacent filtering surfaces (21), bonding portions (260) are provided in all or part of the valleys (270) to bond every two adjacent filtering surfaces (21), a first distance (S) is reserved between each bonding portion (260) and the corresponding peak (250), and the plurality of bonding portions (260) form supporting strips (280) on the wave-shaped filter element (20) to maintain a gap between every two adjacent filtering surfaces (21).
Disclaimer: Curated by HT Syndication.
