| 摘要 |
FIELD: equipment or apparatus for, or methods of, general hydraulic engineering. ^ SUBSTANCE: device has case defined by side wells, rear wall and bottom and having opened top and front sides. The case is provided with ballast compartments, air compartments imparting floatation to the case and with sealing profile. The case is secured to hydraulic structure by fastening members. Device also has means for water pumping out of the case and static position locks located in upper case part. The device comprises vertical guiding piles performing vertical movement and power jacks installed on the case and cooperating with guiding piles for movement and fixation thereof. ^ EFFECT: reduced labor inputs for device operation. ^ 5 dwg |
