FASTENING PART WITH SPACER MEMBER Russian patent published in 1998 - IPC

Abstract RU 2115032 C1

FIELD: mechanical engineering. SUBSTANCE: fastening part has expandable section formed by longitudinal slot having trapezoidal form of cross section with spacer member received by this slot. Longitudinal slot has two sliding surfaces located at angle relative to each other. Spacer member is also provided with two faying surfaces located at angle relative to each other. Outer surface of spacer member is provided with teeth and projects above rod of fastening part by part of tooth depth. EFFECT: spacer member movable in longitudinal slot provides for additional expansion of fastening part in expanding the drilled hole. 12 cl, 5 dwg

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RU 2 115 032 C1

Authors

Artur Fisher

Gerkhard Porlajn

Ehberkhard Meder

Dates

1998-07-10Published

1996-04-12Filed