Brake Tests
År: 1913
Forlag: Pensylvania Railroad Company
Sted: Altoona, Penna.
Sider: 401
A Report Of A Series Of Road Tests Of Brakes On Passanger Equipment Cars Made At Absecon, New Jersey, In 1913
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14
B—Breakaway stops. Where symbol B does not appear complete
train stop is understood.
C—Clasp brake No. 1 rigging.
M—Clasp brake No. 2 rigging.
A—Clasp brake No. 3 rigging.
AF—Clasp brake No. 3 rigging with flanged shoes.
S—Standard brake rigging.
F—Standard brake rigging with flanged shoes.
60, 70, etc.—Nominal speed of tests, miles per hour.
E—Emergency brake application.
S,—Full service brake application.
SP—Partial service brake application.
1, 2, 3, 4 and x—Subscripts used, with symbols E, S2, and S, to
denote kind of air brake apparatus used as follows:
1—Old standard PM equipment.
2—New equipment, PM features only.
3—New complete pneumatic equipment (type UC).
4—New complete electro-pneumatic equipment (type UC-E).
x—High braking power on locomotive.
113, 125, 150, etc.—Nominal braking power in per cent, of weight
of car, corresponding to brake pipe pressure and basic brake design.
Summary of TESTS.
Test No. Date WORKING Days Brake Rigging Equipment Kind OF Brake Shoes
501 718 1 143 1001 1040 01 0128 1501 1589 Starting Ending Starting Ending. Starting Ending.... Starting Ending.. Starting Ending February 10. March 5 March 13 March 28 March 29 April 6 April 20 April 30 May 11 May 20 1 1 21( 14 { 5 10 { 6}I Clasp Brake. No. 1. Standard (SingleShoe.) Standard (SingleShoe.) Clasp Brake. No. 2. Clasp Brake. No. 3. Plain C. I. Plain C. I. Flanged C. I. Plain C. I. Plain C. I.
1101 1160 Starting Ending. May 16 May 19 .21 ) Clasp Brake. No. 3. Flanged C. I.
401 413 Starting Ending May 22 May 22 1{ Locomotive. Alone.
Total number of working days..............-.........61
Total number of tests made.........................691
Average tests per working day.......................11
Maximum tests in one day............................22