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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320
NO. 2 CLASP BRAKE TRAIN.
Loca- tion in Train Car So. Weight Per Cent, Braking Power per Lb.Brk. Cyl.Press. Per Cent.B.P. Based on 60 Lbs. B.C.P. Total Lever Ratio
80 Per Cent. Levere 90 Per Cent Levers 80 Per Cent. Levers 90 Per Cent. Levers 80 Per Cent Levers 90 Per Cent Levers
1 1721 124,600 1.28 1.43 76.8 85.8 7.93:1 8.86:1
2 1610 122,000 1.31 1.44 786 86.4 7.95:1 8.74:1
3 1775 121,400 1.31 1.48 78.6 88.8 7.91:1 8.94:1
4 1689 123,100 1.29 1.45 77.4 87.0 7.90:1 8.88:1
5 1595 123,200 1.29 1.45 77.4 87.0 7.91:1 8.89:1
6 1606 124,900 1.28 1.43 76.8 85.8 7.96:1 8.89:1
7 1631 125,500 1.27 1.42 76.2 85.2 7.93:1 8.87:1
8 1774 127,300 1.28 1.43 76.8 85.8 8.11:1 9.05:1
9 1854 122,000 1.30 1.47 78,0 88.2 7.89:1 8.92:1
10 1712 123,000 1.31 1.48 78.6 88.8 8.02:1 9.06:1
11 1873 122,000 1,30 1.46 78.0 87.6 7.89:1 8.86:1
12 1715 122,300 1.30 1.46 78.0 87.6 7,92:1 8.95:1
Total 1,481,300
Avg. 122,608 1.293 1.450 77.58 87.00 7.89:1 8.84:1
NO. 3 CLASP BRAKE.
One Car Only 1721 125,200 1.335 1.505 80.1 90.3 8.32:1 9.36:1
DETAIL WEIGHT OF TRUCK AND FOUNDATION BRAKE RIGGING
MODIFIED CLASP BRAKE NO.2.
TRUCK RIGGING BODY RIGGING
Name of Detail No.per car Weight each Weight per oar Name of Detail No.per car Weight each We Ight per car
Live Lever Link 4 11.5 46.0 Cylinder Levers, 2 109.0 218.0
Dead " " 4 13.2 52.8 No. 5 Rod, 1 133.5 133.5
Hangers, 16 11.8 189.0 Long Brake Rod, 1 474.0 474.0
Truck Levers, 8 57.0 456.0 Short " " 1 125.0 125.0
Brake Beams, 8 63.5 508.0 Floating Levers, 2 112.0 224.0
Braks Head, 16 23.0 368.0 Fulerum, 4 66.75 267,0
Fulerum Castings, 16 9,0 144.0 Rivets, 24 12.0
Bottom Connections, 8 86,5 692.0 Pins 4 Cotters, 10 114.0 64.0
Small Truck Levers, 8 6.5 52.0 Piston. 1 114.0
Hanger Castings, 4 81.76 327.0 Release Spring, 1 10,0 10.0
Corner “ 8 31.7 254.0
Compression Struts, 4 94.0 376.0
Rivets, 64 38.4
Pins & Cotters, 64 160.0
Smell Links, 8 9.25 74.0
Brake Shoes, 16 15.0 240.0
Brake Shoe Keys, 16 1.4 22.4 1641.6
Total, 272 515.10 3999.6 Total, 47 1144.25
Total Weight of Brake Riggins per oar • 5542.3 Lbc.
MODIFIED CLASP BRAKE N0.2. - MOVABLE PARTS.
Live Lever Link, 4 .11.5 46.0 Cylinder Levers, 2 109.0 218.0
Dead » " 4 13.2 52.8 No. 5 Rod, 1 133.5 133.5
Hangers, 16 11.8 189.0 Long Brake Rod, 1 474,0 474.0
Truck Levers, 8 57.0 456.0 Short " " 1 125.0 126.0
Brake Beams, 8 63,5 508.0 Floating Levers, 2 112.0 224.0
« Heads, 16 23,0 368.0 Pins & Cotters, 10 64.0
Fulerum Castings, 16 9.0 144.0 Brake Cyl. Picton 1 114.0 114.0
Bottom Connections, 8 86.5 692.0 Release Spring, 1 10.0 10.0
Small Track Levers, 8 6.5 62.0
Compression Struts, 4 94.0 376.0
Pine & Cotters, 64 160.0
Small Links, 8 9.2 74.0
Brake Shoes, 16 15.0 240.0
Brake Shoe Keys, 16 1.4 22.5 1077.5 1362.5
Total, 196 401.6 3580.5 Total 19
Total Weight of Brake Rigging per car - 4644.0 Lbn,