FIELD: braking devices of transport facilities. SUBSTANCE: drive of brakes for transport facility with trailer has trailer brake control valve which is arranged on tractor and is connected to suction manifold of tractor engine by means of vacuum line through check valve and disconnecting cock 11. Cock 11 is provided with hollow plug 15 hermetically fitted in housing for axial motion. Arranged in plug 15 is spring-loaded plate 16 of check valve resting on seat 17 located on side of branch running to control valve. Secured in bottom of plug is rod 18; bottom has through holes 20 which are in communication with outlet hole 21 when cock 11 is in open position; hole 21 is provided in wall of housing 14 and is used for connecting the cock to suction manifold. Ratio of area S1 of cross section of plug 15 to area S2 of cross section of rod 18 ranges between 4,5 ≅ S1/S2 ≅ 5,5. EFFECT: enhanced reliability. 2 dwg
Title | Year | Author | Number |
---|---|---|---|
BRAKE HYDRAULIC-VACUUM DRIVE FOR VEHICLE OPERATING WITH TRAILER | 1989 |
|
RU2026216C1 |
ROAD TRAIN HYDROVACUUM BRAKE SYSTEM | 0 |
|
SU1549831A1 |
TRAILER BRAKES HYDROVACUUM SYSTEM | 0 |
|
SU1794719A1 |
TRUCK TRACTOR PNEUMATIC BRAKE SYSTEM | 0 |
|
SU933511A1 |
HYDRO-VACUUM ACTUATOR OF TRAILER BRAKES | 0 |
|
SU1030223A1 |
BED FOR SERVICING VEHICLE HYDRAULIC SYSTEM | 0 |
|
SU1421566A2 |
0 |
|
SU379429A1 | |
PNEUMATIC BRAKE ACTUATOR OF ROAD TRACTOR | 0 |
|
SU1391980A1 |
PNEUMATIC DRIVE OF ROAD TRAIN BRAKES | 0 |
|
SU1220977A2 |
VEHICLE BRAKE ACTUATOR | 0 |
|
SU1216056A1 |
Authors
Dates
1995-11-10—Published
1989-12-18—Filed