Brake Tests

240 SCHEDULE of Tests Made in Laboratory of A. B. S. and F. Co., Mahwah, N. J. NOMINAL PER Cent. Braking Power, 80 PER Cent. Rigging Efficiency (Assumed) 180 180 180 180 180 180 180 180 150 150 150 150 150 150 150 150 113 113 113 90 90 90 90 90 90 90 90 50 50 50 50 50 Pounds Shoe Load SINGLE SHOE BRAKE Clasp Brake 22896 10397 22896 10397 22896 10397 22896 10397 22896 10397 22896 10397 22896 10397 22896 10397 19080 8664 19080 8664 19080 8664 19080 8664 19080 8664 19090 8664 19080 8664 19080 8664 14374 8159 14374 8159 14374 8159 11448 5198 11448 5198 11448 5198 11448 5198 11448 5198 11448 5198 11448 5198 11448 5198 6360 2888 6360 2888 6360 2888 6360 2888 6360 2888 Type of Shoe Speed in Miles Per Hour 30 60 80 d5 7220 11 Load 15900 Load 7220 1 Load 15900 Load 7220 1 Load 15900 Load 83 8 8 @ a@ ° $ © 0 88 o® IE SF asp Wh gie Wh asp Wh gle W b •æ Cl Sin Cl Sin Number of Tests A or Al 10 14 B or B1 10 10 C 12 D 12 — E 8 F 8 G 8 H 2 2 A or Al 5 11 11 10 10 B or Bl 5 5 10 10 10 10 C 3 — 22 9 — D 2 14 6 E 2 18 6 F 2 18 6 G 4 12 6 H 2 2 A or Al 36 10 B or B1 34 10 — H 2 2 A or A1 41 12 B or Bl 35 11 C 21 D 14 E 10 F 14 G 10 H 2 2 C 15 — D 20 ........ E 10 F 10 — G 10 (A) or (A1)—Plain Solid Shoes, Nos. 34, 73, 97, 320 and 567. Area 46.4 sq. in. (B) or (B1)—Plain. Slotted Shoes, Nos. 62, 104, 285, 286 and 289. Area=45sq.in. (C) —Plain Half area Full Length, Nos. 20764, 20765 and 97. Area=23.2 sq. in. —Plain Half area Full Width, Nos. 498 and 711. Area =23.2 sq. in. —Flange Solid Nos. 5 and 6. Area-82 sq.in. —Flange Slotted, Nos. 3 and 4. Area-80 sq. in. T .6, —Flanged Area same as area Plain Solid, Nos. 1 and 2. Area==46.4 sq. in. —Plain Solid Shoes (special hard shoes). Nos. 20759 and 20760. Area==46.4 sq. in. (D) (E) (F) (G) (H)