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Brake Tests

Jernbanebremser

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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318 STANDARD BRAKE TRAIN. Loca- tion in Train Car No. Weight Per Cent.Braking Power per Lb.Brk. Cyl.Press. Per cont.B.P. Based on 60 Lbs. 3.C.P. Total laver Ratio 80 Per cent. Levers 90 Per cent. Levers Per cent. Levers 90 Per Cent. Levers 80 Por cent. Levere 90 Per cent Levers 1 1721 123,000 1.30 1.45 78.0 87.0 7.95:1 8.87:1 2 1610 120,400 1.33 1.46 79.8 87.6 7.97:1 8.74-1 3 1775 119,800 1.33 1.50 79.8 90.0 7.93:1 8.94:1 4 1689 121,500 1.32 1.48 79.2 88.8 7.98:1 8.95:1 5 1595 121,600 1.31 1.47 78.6 88.2 7.93:1 8.89,1 6 1606 123,300 1.30 1.45 78.0 87.0 7.91:1 8.89:1 7 1631 123,900 1.29 1.45 77.4 87.0 7.96,1 8.93,1 8 1774 125,700 1.30 1.45 78.0 87.0 8.13,1 9.06,1 9 1854 120,400 1.32 1.49 79.2 89.4 7.91:1 8.92:1 10 1712 121,400 1.34 1.50 80.4 90.0 8.10:1 9.06:1 11 1873 120,400 1.32 1.49 79.2 89.4 7.91,1 8.93,1 12 1715 120,700 1.32 1.49 79.2 89.4 7.93,1 8.94.1 Total 1,462,100 ---- — Avg.. 121,842 1.315 1.473 78.90 88.38 7.97,1 8.92:1 DETAIL WEIGHT OF TRUCK AND FOUNDATION BRAKE RIGGING STANDARD (SINGLE SHOE) BRAKE. TRUCK RIGGING BODY RIGGING Name of Detail No.per car Weight each Weight per oar Name of Detail No.per car Weight each Weight car Hangers, 8 22.0 176.0 Cylinder Levers, 2 109.0 218.0 Live Truck Levers, 4 68.5 274.0 Ho. 5 Rod, 1 133.5 133.5 Dead * " 4 56.5 226.0 Long Brake Rod, 1 174.0 474.0 Tie Rods, 4 23.5 94.0 Short " ■ 1 126.0 125.0 Compression Struts, 4 100.0 400.0 Floating Levers, 2 181.5 363.0 Hanger castings, 4 81.75 327.0 Fulorume, 4 63.0 252.0 Live lever links. 4 11.5 46.0 Rivets, 24 12.0 Band " " 4 13.2 52.8 Pins 4 Cotters, 10 64.0 Pins & Cotters, 16 60.0 Brake Cyl.piston, 1 114.0 114.0 Rivets, 16 7.0 Release spring. 1 10.0 10.0 Brake heads, 8 15.4 123.2 Brake Shoes, 16 15.0 240.0 Brake shoe keys, 16 1.4 22.4 Total, 108 408.7 2048.4 Total, 47 1210.0 1765.F Total weight of brake rigging per car = 3813.9 Lbs. STANDARD BRAKE ,SINGLE SHOE - MOVABLE PARTS. Hangers, 8 22.0 176.0 Cylinder levers, 2 109.0 218.0 Live truck levers. 4 68.5 274.0 No. 5 rod, 1 133.5 138.5 Dead » " 4 56.5 226.0 Long brake rod, 1 474.0 474.0 Tie rods, 4 23.5 94.0 Short » " 1 125.0 125.0 Live lever links. 4 11.5 46.0 Floating levers, 2 181.5 363.0 Dead « « 4 13.2 52.8 Pins & Cotters, 10 64.0 Pins & Cotters, 16 50.0 Brake Cyl.Pistons, 1 114.0 114.0 Brake heade. 8 15.4 123.2 Release spring. 1 10.0 10.0 Brake shoos, 8 15.0 120.0 Brake shoe keys. 8 1.4 11.2 Compression struts, 4 100.0 400.0 Total, 72 323.0 1583.2 19 1147.0 1501.5 Total weight of brake rigging per oar - 3084.7 Lbs.
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