| 摘要 |
Cartridge for internal combustion engines, in which the filter body is formed from a strip of filter material which is pleated or folded in a zig-zag manner to have its folds relatively close to one another in a dense arrangement. The body is carried by a plastic frame which is provided with a clamping flange in which the edges of the filter paper are embedded during the molding of the frame.
|
