Patent ID: 7931723

Claim:
A gas filter comprising: (a) an inlet side and an outlet side, which are parallel to each other; (b) at least one media V-pocket having a first half and a second half, each half: (i) extending from the inlet side to the outlet side; (ii) comprising a plurality of pleats having a first leg and a second leg, the first leg having a length different than a length of the second leg; the first leg and the second leg meeting and forming an internal angle at a closed end and forming an opposite open end, the closed end positioned closer to the inlet side than the open end, and the open end positioned closer to the outlet side than the closed end, the first leg and the second leg of each pleat being at an angle of no more than 30 degrees from perpendicular to the inlet side and the outlet side; and (c) the first and second halves converging at the outlet side and forming an inlet angle.