GB330138A - Improvements in and relating to car air brake releases - Google Patents
Improvements in and relating to car air brake releasesInfo
- Publication number
- GB330138A GB330138A GB1718829A GB1718829A GB330138A GB 330138 A GB330138 A GB 330138A GB 1718829 A GB1718829 A GB 1718829A GB 1718829 A GB1718829 A GB 1718829A GB 330138 A GB330138 A GB 330138A
- Authority
- GB
- United Kingdom
- Prior art keywords
- valve
- line
- bleed
- cylinder
- brake
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
- B60T15/02—Application and release valves
- B60T15/36—Other control devices or valves characterised by definite functions
- B60T15/58—Other control devices or valves characterised by definite functions for supplying control impulses through a secondary air pipe
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
330,138. Meadows, C. L. June 4, 1929. Fluid pressure.-The brakes on cars which fail to release on increase of train pipe pressure arereleased by opening the bleed cock E of the auxiliary reservoir B by means of a cylinder 2 connected by a branch line 7 with an auxiliary air line 1, a valve 8 in the branch line being opened by an arm 10 when the brake piston moves to apply the brake. Air is admitted by a driver's valve to the line 1, and if the brake piston has not moved to release position, can pass through the valve 8 and operate the valve E by means of the cylinder 2. When the brake pistons move to release position the valve 8 will close and the branch 7 will be connected by a bleed passage to atmosphere in order to bleed the cylinder 2 and reclose the valve E. Each section of the main line A is connected to the line 1 by a pipe 17 so that by opening a valve 18 in this pipe main line air may operate the bleed valves. Cocks 19, 21 on the auxiliary and main lines respectively are connected by a link 20.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1718829A GB330138A (en) | 1929-06-04 | 1929-06-04 | Improvements in and relating to car air brake releases |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1718829A GB330138A (en) | 1929-06-04 | 1929-06-04 | Improvements in and relating to car air brake releases |
Publications (1)
Publication Number | Publication Date |
---|---|
GB330138A true GB330138A (en) | 1930-06-05 |
Family
ID=10090792
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1718829A Expired GB330138A (en) | 1929-06-04 | 1929-06-04 | Improvements in and relating to car air brake releases |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB330138A (en) |
-
1929
- 1929-06-04 GB GB1718829A patent/GB330138A/en not_active Expired
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