FIELD: monorail transport. SUBSTANCE: cylindrical valve 2 has throttling hole 3 through which above-valve space of chamber 11 communicates with under-valve space. Cylindrical valve 2 is loaded by spring 4, and its travel along length of chamber 11 is limited by two ports of second outlet hole 9. First outlet hole 7 is located in housing 1 at side of spring 4, and outlet hole 5 is arranged in line with hole 3. EFFECT: enhanced reliability of operation. 1 dwg
Title | Year | Author | Number |
---|---|---|---|
LIFTING DEVICE FOR ASSEMBLING-DISMANTLING SECTIONS OF POWERED SUPPORT | 1994 |
|
RU2064586C1 |
TRANSFERRING DEVICE | 1991 |
|
RU2024761C1 |
POWERED SUPPORT FOR JUNCTION | 0 |
|
SU1831573A3 |
MINE HYDRAULIC HOIST | 0 |
|
SU1654213A1 |
HYDRAULIC DRIVE | 0 |
|
SU1672012A1 |
PILOT-CONTROLLED CHECK VALVE | 1992 |
|
RU2016272C1 |
MULTICRANK PRESS WITH HYDRAULIC OVERLOAD SAFEGUARD | 1996 |
|
RU2121438C1 |
HYDRAULIC PERCUSSIVE DRILLING TOOL | 0 |
|
SU1046495A1 |
PUMPING UNIT | 0 |
|
SU1275116A1 |
HYDRAULIC PRESS CONTROL SYSTEM | 0 |
|
SU1119859A1 |
Authors
Dates
1995-02-09—Published
1991-07-01—Filed