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US 4,300,927 AGranted
Pocket filter arrangement
AssigneeAmerican Air Filter Company, Inc.
InventorCharles E. Day
Life of this patent
Estimating the term…
Abstract
A pocket filter cartridge including at least one sheath-like filter bag which is suspended from a mounting sleeve affixed to an apertured header plate disposed across a dirty gas stream by a retaining collar holding it in press-fit clamping relation to the mounting member.
Claims8
A pocket filter cartridge for removing particulate solids from a dirty gas stream, comprising:
- a relatively flat, sheath-like filter bag open at one end;
- a header plate carrying the filter bag and being adapted to be secured across the dirty gas stream, said plate including an aperture opening into the open end of the filter bag and a projecting lip forming the marginal edge of the plate aperture;
- a flow-through mounting member disposed in the open end of the filter bag;
- a retaining collar cooperating with the mounting member sized to surround the filter and secure it between the mounting member in press-fit clamping relation;
- a shoulder on said mounting member surroundingly engaging said projecting lip to align the filter bag in flow-through communication with the plate aperture;
- and
- fastening means comprising a first serrate edge about the exterior periphery of said projecting lip and a second serrate edge about the interior periphery of said shoulder cooperating with said first serrate edge to secure the mounting member to the header plate.
4 more elements
Dependencies are inferred from the claim text.