Patent ID: 6765758
Filing Date: 2004-07-20
Classification: G11B

Abstract:
A subambient pressure air bearing slider comprising:a slider body defined by a leading edge and two side edges extending longitudinally along the slider body having an air bearing surface including a lead portion and first and second longitudinally extending rails coupled together via said lead portion, each of the first and second rails including a neck portion and a rear portion wherein said rear portion has a width greater than the neck portion, said lead portion and said first and second rails form a subambient pressure region in between the first and second rails when the slider body flies above a moving recording medium; each rear portion includes an inside rail edge facing said subambient pressure area, such that each of said inside rail edges forms an angle greater than 0Â° with a longitudinal axis of the slider; and a first secondary structure having a height less than a height for said first and second rails and disposed adjacent to one of said inside rail edges wherein when said slider is positioned over a moving medium, a pressure at said first secondary structure is less than one atmosphere.