Welcome to wabtecs technical documentation library. New yorks air brake manual, however, specifies la6p independent brake on all three versions, 6ds, 6sl, and 6bl. The westinghouse air brake company was subsequently organized to. Westinghouse s system worked the opposite way of a direct air brake system. On one side, men are shown pouring a hot liquid into molds on the floor. While some of the braking force is due to friction in the drive train, shifting back up or disengaging the clutch on a manual road vehicle. The 26nl brake equipment is a new york air brake company arrangement of modern standard air brake devices resulting in simple, but flexible brake equipment for switching and road locomotive service. Therefore, the air air brake system of the towing vehicle must be in good condition. Westinghouse air brake technologies, or wabtec, is off to a solid start in 2018. The brake pipe cutoff valve which interrupts the flow of air from the relay. The train line air pressure adjustment valve equalizing reservoir. The first form of the air brake consisted of an air pump, a main reservoir pressure vessel, and an engineers valve on the locomotive, and of a train pipe and brake cylinder on each car.
A conveyor belt delivers items which are then taken off the belt by a man. Franklin institute philadelphia page images at hathitrust. When piston 65 reaches the upper end of its stroke, reversing plate 69 strikes shoulder j on rod 71, forcing it and reversing slide valve 72 upward sufficiently to open port g. Air brake system 1 pressure will correspond to the position of the handle between min and full service and will be zero at emergency.
When quoting material from this collection, the preferred citation is. There are limitations in their use for holding purposes and they will be covered later in this manual. I have an old westinghouse 24rl manual that states up front, in. Truck mounted brake systems cardwell westinghouse designs and manufactures truck mounted brake assemblies tmx and ubx for the rail industry. Modern trains rely upon a failsafe air brake system that is based upon a design patented by george westinghouse on april, 1869. Form 10k html westinghouse air brake technologies corporation does not currently have any hardcopy reports on. Westinghouse air brake company, the story of the air brake, crerar ms 194, special collections research council, university of chicago library. Your written air brake knowledge test can also be scheduled. Joined wabco in 1973 as an international service representative for west africa assigned to 21 countries. The company provides valueadded, technologybased products and services for the rail industry. The westinghouse type tm brakes are known to be tough, reliable and capable of providing extended, trouble free service. So if need to downloading locomotive air brake manual pdf, then youve come to loyal site.
Air brake plain t valve a ph raph by sheila which was uploaded on may 6th, 20. Westinghouses system worked the opposite way of a direct airbrake system. Adjustment of the equalizing reservoir pressure in release position can be made by. Would oversee and supervise the assembly and deployment of all construction and mining equipment sold to companies in west africa. Reading air brake diagrams tp2006 september 2001 4 part i. Westinghouse chapter 6 first air brake trial duration.
Uc passenger car brake equipment, includes uea12bc. Please use the feedback form if you have information you would like posted here. Looking over brake parameters in engine files i find plenty of variance in maxbrakeforce. The company provides valueadded, technologybased products and services for. Wheels supplied with cast iron brake wheel capable. In 1889, the air brake plant was moved to wilmerding, pennsylvania, a small farming town located 14 miles outside of pittsburgh. The westinghouse automatic air brake was one of the most important improvements in railroad safety during the industrys early years. Nov 25, 2010 brake interlock is an integral part of the air brake scheme for any locomotive fitted with dynamic braking, but it is not a part of the locomotive brake valve. Typescript transcript of a slide lecture on the development of mechanical air brakes. Page 12 b of main valve 83, port d, and passage d1, d2 to connection ex, at which point it leaves the compressor and discharges through the exhaust pipe into the atmosphere. Air brake instruction book of the westinghouse air brake. In this exacting age, the traveling public are much more disposed to find fault with systems that do not provide against fatalities resulting from human fallibility, than to commend the perfection of appliances which annually save more lives than would be lost in a sanguinary war.
Industry, sector and description for westinghouse air brake technologies. It was not until 1869, that george westinghouse designed a system that would. Westinghouse and airbrake history howstuffworks type tm brakes. May 11, 2010 westinghouse chapter 6 first air brake trial duration. The westinghouse air brake company was subsequently organized to manufacture and sell westinghouse s. No 14el brake equipment for dieselelectric switching.
Most telling is that the new york manual also hints that the differences are in the arrangement of the apparatus in the cab. When youre ready to book your written air brake knowledge test or practical air brake demonstration you can call 1844tlk2sgi 18448552744, press two at the prompt or request the exam office, have them book it and pay for it then by credit card. A railway air brake is a railway brake power braking system with compressed air as the operating medium. The 26l brake system page 1 general forums railpage. Wabco 26l locomotive air brake equipment and devices. All air brake equipment shall be completely compatible with 26c26l air brake equipment, currently in use in intercity rail passenger service. Excerpt from air brake instruction book of the westinghouse air brake company the present edition of our instruction book is in the nature of a revision of our previous publications. Tmx the tmx is currently available in 7, 8 and 9 14inch cylinder sizes with simplified lever ratio combinations to accommodate all conventional and wellcar applications for 70ton, 100ton. Westinghouse air brake company the online books page. Air brakes this section is being developed to hold technical information useful to people using, restoring, and maintaining various types of railroad equipment. No 14el brake equipment for dieselelectric switching locomotives created date. The air brake as related to progress in locomotion. The triplevalve system performed three functions, thus its name.
However, when i go to data sheets for the locomotive usually the diesel shop is first stop, then digging out manufacturers data sheets in some cases i find many units use the same model westinghouse 26l. The westinghouse air brake company was subsequently organized to manufacture and sell westinghouses invention. An interlocking switch may also be connected in the control circuit to prevent the motor being operated when the brake is released. The air brake system of a trailer is entirely dependent upon the air brake system of the towing vehicle for its air supply and control. The trainee will be able to name, locate and describe the positions of the 26l automatic brake. Note, not all valves have all the components shown and described in this booklet. C 2 relay valve it is a high capacity relay air valve. Brake crane brake westinghouse electric corporation large motor division buffalo, new york, u.
Westinghouse brake and signal company component catalogues and. George westinghouse and airbrake history howstuffworks. The rail products company reported doubledigit gains in revenue and earnings thanks to a combination of factors. The westinghouse air brake company was established by george westinghouse in 1869. As the designation 26nl implies, the basic equipment utilizes the 26c brake valve as the cab. Developed by george westinghouse in the 1860s, just after the civil war, it also offered more efficient operations since brakemen no longer had to engage in the dangerous, tedious. Brake interlock is an integral part of the air brake scheme for any locomotive fitted with dynamic braking, but it is not a part of the locomotive brake valve. Air brakes air brakes serve a multiple purpose for they can stop, retard or hold locomotives or cars.
All air brake equipment shall be completely compatible with 26c 26l air brake equipment, currently in use in intercity rail passenger service. Air brake instruction book of the westinghouse air brake company classic reprint company, westinghouse air brake on. In 1869, an engineer named george westinghouse realized the importance of safety in the relatively new railroad industry and invented the first triplevalve airbrake system for railcar use. Air brake equipment on locomotives etc maintenance instructions 1959. Westinghouse automatic air brake the westinghouse automatic air brake was one of the most important improvements in railroad safety during the industrys early years. This twelvesection handbook provides an introduction to the use and operation of bendix air brake systems and devices. It gets pilot air from sa9 a9 and supply mr air to the brake cylinders at a pressure equal to the. Nov 14, 20 manual setting of westinghouse k brake posted by staybolt on thursday, november 14, 20 5. Tm 43 and 63 brakes do not include a conduit box but bring leads out to the brake base. We own locomotive air brake manual pdf, doc, epub, djvu, txt formats.
The air brake system shall be capable of running in conventional service in graduated release or direct release mode. This equip ment employs as the major components a 26c brake valve, a 26f. Developed by george westinghouse in the 1860s, just after the civil war, it also offered more efficient operations since brakemen no longer had to engage in the dangerous, tedious task of navigating the catwalks and setting brakes manually. Wabco, westinghouse air brake company, construction and mining equipment division, peoria illinois. Series leads series wound coils are terminated with strap leads clamped to the brake base. A large group of men are shown performing various tasks in one room at the westinghouse air brake co. In this exacting age, the traveling public are much more disposed to find fault with systems that do not provide against fatalities resulting from human fallibility, than to commend the perfection of appliances which annually save more lives than would be lost in a. Westinghouse brake definition of westinghouse brake by. Voltage low voltage shunt coils are standard and require a line dropping resistor. Nominal air pressures in the air brake system shall be. Piston the piston is the heart of the control valve. In 1869, an engineer named george westinghouse realized the importance of safety in the relatively new railroad industry and invented the first triplevalve air brake system for railcar use.
Westinghouse air brake technologies wab stock price. One problem with this first form of the air brake was that braking was applied to the first cars in a train much sooner than to the. Parts of an air brake diagram the design of any air brake valve is more easily understood by recognizing some major components and parts. This lever permits releasing the brake by hand and holding it in the released position so that adjustments may be made on the equipment without applying power. At the time, was only inhabited by about 5,000 people. Click the button below to request a report when hardcopies become available. Men on the other side of the screen appear to be lifting items out of what could possibly be a furnace and putting them on tables. Westinghouse brake synonyms, westinghouse brake pronunciation, westinghouse brake translation, english dictionary definition of westinghouse brake.
Wabco, westinghouse air brake division, 1988 airbrakes 76 pages. From original operating department training manual 1974. Unfollow westinghouse air brake to stop getting updates on your ebay feed. Schematic diagram of air brake system on vehicle in application position. Guide to westinghouse air brake company, the story of the. Air flow diagrams, uc passenger car brake equipment. The two supply reservoirs are each equipped with a manual drain cock for use. Westinghouses first air brake 1869 imperfections slow transfer of air pressure to the rearward cars in long trains.