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
| Title | Year | Author | Number |
|---|---|---|---|
| FASTENING PART WITH SPACER MEMBER | 1995 |
|
RU2106545C1 |
| EXPANSION BOLT AND METHOD OF ITS ATTACHMENT | 0 |
|
SU1830115A3 |
| PLASTIC EXPANSION BOLT | 1995 |
|
RU2083885C1 |
| EXPANSION BOLT | 1994 |
|
RU2113640C1 |
| THRUST EXPANSION ANCHOR | 1994 |
|
RU2112898C1 |
| EXPANSION BOLT | 1993 |
|
RU2079011C1 |
| EXPANSION BOLT | 1996 |
|
RU2110703C1 |
| PLASTIC DOWEL | 0 |
|
SU1521287A3 |
| NAIL-LIKE FASTENING MEMBER | 1995 |
|
RU2095643C1 |
| THRUST DOWEL | 0 |
|
SU1809879A3 |
