FIELD: mining equipment. SUBSTANCE: powered support unit includes roofing and base with hydraulic props and mechanism for roofing-to-base connection installed between them. Connecting mechanism is made in form of two yielding tie-rods arranged in plan at angle to longitudinal axis of support unit and articulated to roofing and base. EFFECT: higher efficiency. 2 dwg
Title | Year | Author | Number |
---|---|---|---|
DEVICE FOR RAISING BASE OF POWERED SUPPORT UNIT | 1992 |
|
RU2012819C1 |
MECHANIZED SUPPORT SECTION | 1994 |
|
RU2065971C1 |
MECHANIZED SUPPORT SECTION | 1994 |
|
RU2065970C1 |
ARRANGEMENT FOR MOVING A SUPPORT AND CONVEYER UNIT | 0 |
|
SU1361343A1 |
POWER SUPPORT UNIT | 0 |
|
SU1458591A1 |
BEAM OF POWER SUPPORT UNIT | 0 |
|
SU1323730A1 |
COMPLETE UNITIZED POWER SUPPORT | 0 |
|
SU1448069A1 |
POWERED ROOF SUPPORT SECTION | 0 |
|
SU1643733A1 |
POWER ROOF SUPPORT UNIT | 0 |
|
SU1065618A1 |
POWER SUPPORT UNIT | 0 |
|
SU1470968A1 |
Authors
Dates
1994-05-15—Published
1992-07-15—Filed