Japan, Sept. 18 -- NIPPON MUKI CO LTD has got intellectual property rights for 'FILTER FRAME AND AIR FILTER.' Other related details are as follows:
Application Number: JP,2022-023270
Category (FI): B01D46/52@A
Stage: PROBLEM TO BE SOLVED: To provide a filter frame and air filter which can improve manufacturability.SOLUTION: A filter frame 20 houses a filter pack 10, which has an inflow surface 12 and an outflow surface of an air flow orthogonal to an air flow direction, and a pair of right and left side surfaces 14 and a pair of upper and lower surfaces 15 orthogonal to the inflow surface 12 and outflow surface, in a state where a space between the upper and lower surfaces 15 is sealed with a sealing material. The filter frame includes: a pair of side frame plates 21, 22 which cover the pair of right and left side surfaces 14 and includes upper and lower ends and fitting parts arranged on the upper and lower ends; a pair of upper and lower frame plates 31, 32 which cover the pair of upper and lower surfaces 15 and includes right and left ends which are connected to the upper and lower ends and rising parts which rise in directions along the right and left side surfaces 14 at the right and left ends and face to the fitting parts; and an opposite structure which forms a contact area in which the fitting parts and the rising parts are in contact with each other and a non-contact area in which the fitting parts and the rising parts are not in contact with each other in an area in which the fitting parts and the rising parts face each other.SELECTED DRAWING: Figure 1 (Grant)
Filing Date: Feb. 17, 2022
Publication Date: Aug. 29, 2023
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
