FIELD: mechanical engineering. SUBSTANCE: anchor has a metal bushing provided with internal thread for a screw. The screw has a through opening narrowing to its end. A spacer is driven in the opening and unclasps the anchor. The metal bushing has slots for forming arms being squeezed out. These arms have two parts one of which is bent in and another is bent out to the external surface of the first part. The parts are interconnected. EFFECT: increased unclasping force and anchor fixing force. 6 cl, 4 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PLASTIC EXPANSION BOLT | 1995 |
|
RU2083885C1 |
| EXPANSION BOLT | 1993 |
|
RU2079011C1 |
| FASTENING MEMBER FOR SECURING ARTICLES IN CONCRETE PART HOLE | 0 |
|
SU1830116A3 |
| EXPANSION BOLT | 1996 |
|
RU2110703C1 |
| EXPANSION BOLT AND METHOD OF ITS ATTACHMENT | 0 |
|
SU1830115A3 |
| THRUST DOWEL | 0 |
|
SU1809879A3 |
| EXPANSION BOLT | 1994 |
|
RU2113640C1 |
| DOWEL | 0 |
|
SU1664120A3 |
| ASSEMBLY UNIT WITH THRUST ANCHOR AND ASSEMBLY TOOL FOR FASTENING THRUST ANCHOR IN HOLE WITH CUTOUT | 0 |
|
SU1828424A3 |
| FASTENING PART WITH SPACER MEMBER | 1995 |
|
RU2106545C1 |
