An air filter front end plate, an air filter cartridge and an air filter arrangement

Abstract

An air filter front end plate (1) configured to close off a front end (102) of a hollow air filter media pack (101), the front end plate comprises a bowl part (2) and a flange part (3) located along a periphery (4) of the bowl part (2), said bowl part including a connection point (5) located at the centre of the bowl part and being configured to be connected to a front end (132) of a mounting stand (131) in an air filter arrangement, the bowl part (2) extending from a forward end (21) toward a rearward end (22) of the air filter front end plate and is configured to be at least partially inserted into a front end opening (102) of the hollow air filter media pack (101), and wherein the bowl part (2) has a recurved shape with a first curved portion (7) located closer to said forward end (21) and a second curved portion (8) located closer to said rearward end (22), wherein said first curved portion (7) has a convex shape in relation to a centre line through the air filter front end plate and said second curved portion (8) has a concave shape in relation to said centre line, whereby the connection point (5) is located in a position forward of the second curved portion (8). The disclosure further relates to a pressure indicator washer, a pressure indicator assembly, a front end plate, an air filter cartridge (110) and an air filter arrangement (200).

Dependencies are inferred from the claim text.