A strong self-drilling rivet with an ejectable drill element
AssigneeA. Raymond Et Cie
InventorsMathieu COCHARD, Jonathan FENOLL, Yves-Marie DEPAIL
Life of this patent
Estimating the term…
Abstract
A self-drilling rivet (1) is provided. The self-drilling rivet comprises a bearing collar (3) and an expandable hollow tubular body (2), the body (2) having, at one end, a first cylindrical portion (5) adjacent to the collar (3), and at the other end of the body (2), a second cylindrical portion (6) arranged to receive a drill element (4), and between the cylindrical first and second portions (5, 6), a third portion (7) that is expandable. The third portion (7) of the body (2) and the drill element (4) have respective connection means (11, 15) that are arranged so as to separate the drill element (4) from the body (2) during expansion of the third portion (7) of the body (2).
Claims22
A self-drilling rivet comprising a bearing collar and an expandable hollow tubular body, said body having, at one end, a first cylindrical portion adjacent to said collar, and at the other end of said body, a second cylindrical portion arranged to receive a drill element, and between said cylindrical first and second portions, a third portion that is expandable, wherein said third portion of said body and said drill element have respective connection means that are arranged so as to separate said drill element from said body during expansion of said third portion of said body.
Dependencies are inferred from the claim text.