Improvements in or relating to slotted sleeves for driving into bores for connecting or stabilizing

Abstract

1,028,664. Dowels. KALTWALZWERK C VOGELSANG G.m.b.H. Feb. 4, 1963 [Feb. 16, 1962], No. 1924/63. Heading F2H. [Also in Division A3] A sleeve rolled from steel strip to leave a longitudinal slot has in its outer surface depressions (which may be of pyramidal, conical or part-spherical shape) and is for driving into a bore, for connecting components or stabilizing ladies' shoe heels of plastics material. The depressions may have raised portions 5 at their bases, Fig. 3 (not shown), and these in turn may have depressions. The inside of the, sleeve may have depressions also.

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Cited By (3)

    Publication numberPublication dateAssigneeTitle
    US-3996835-ADecember 14, 1976Hilti AktiengesellschaftExpansion anchor
    US-4341487-AJuly 27, 1982Borivoj NemecekConnector
    US-RE30256-EApril 08, 1980Deborah L. Castle, Wendy 0. Carter, Amu J. Sansotta, Edna M. Scott, trustee for Polly Sue Scott and James Mathew ScottFriction rock stabilizers