FIELD: building, particularly to erect vaulted foundations.
SUBSTANCE: puncher comprises retrievable shaft with guiding head. Guiding head is sharpened from one side thereof. The shaft includes a number of serially arranged members, which are pivotally connected with each other along longitudinal axis thereof. The members are provided with chamfers located from the first member sides and created on lower ends thereof below hinges. The chamfer angles are determined from equation.
EFFECT: reduced labor inputs, decreased vaulted foundation erection time and increased load-bearing ability of the foundation.
2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PILE FOUNDATION AND FOUNDATION ERECTION METHOD | 2003 |
|
RU2256748C2 |
| FOUNDATION | 2006 |
|
RU2320820C1 |
| METHOD FOR SHALLOW FOUNDATION ERECTION | 2005 |
|
RU2300603C1 |
| PILE FOUNDATION AND A METHOD TO ERECT IT | 1991 |
|
RU2026922C1 |
| STRIP FOUNDATION AND METHOD OF LAYING SAME | 0 |
|
SU1788149A1 |
| PILE | 2005 |
|
RU2303104C1 |
| PILE | 0 |
|
SU1206386A1 |
| ANTI-LANDSLIDE STRUCTURE | 2002 |
|
RU2246589C2 |
| DRIVE PILE DEVICE IN PUNCHED WELL WITH WIDER BASE | 2014 |
|
RU2582530C2 |
| FOUNDATION FOR MULTISTORY BUILDINGS | 2004 |
|
RU2276707C1 |
