 | Logan Grant McPherson, Pennsylvania Railroad - 1888 - 92 halaman
...anvil block weighing one thousand, seven hundred pounds set on rubble masonry two feet deep. It is then struck centrally on the hub by a weight of one hundred and forty pounds falling from a height of twelve feet, and the wheel so tested is not accepted as fit for use... | |
 | 1892 - 442 halaman
...pounds, set ou rubble masonry at least two feel deep, and I aving three supports not more than five (51 inches wide for the wheel to rest upon. It shall be...centrally on the hub by a weight of one hundred and forty <14U) pounds falling from a height of twelve (121 feet. Should this wheel stand five <!>> blows without... | |
 | American Railway Master Mechanics' Association - 1902 - 572 halaman
...pounds, set on rubble masonry at least two feet deep, and having three supports not more than five inches wide for the wheel to rest upon. It shall be...centrally on the hub by a weight of one hundred and forty (14o) pounds, falling from a height of twelve (12) feet. Should this wheel stand five (5) blows without... | |
 | American Railway Master Mechanics' Association - 1903 - 554 halaman
...pounds, set on rubble masonry at least two feet deep, and having three supports not more than five inches wide for the wheel to rest upon. It shall be...more pieces, the hundred wheels shall be accepted. Or, wheels must be of such strength that 550 to 575 pound wheels shall require twenty (20) blows, and... | |
 | George Little Fowler, American Railway Master Mechanics' Association - 1906 - 692 halaman
...pounds, set on rubble masonry at least two feet deep, and having three supports not more than five inches wide for the wheel to rest upon. It shall be...more pieces, the hundred wheels shall be accepted. Or, wheels must be of such strength that 550 to 575 pound wheels shall require twenty (20) blows, and... | |
 | American Railway Master Mechanics' Association - 1908 - 602 halaman
...rubble masonry at least two (2) feet deep, and having three supports not more than five (5) inches wide to rest upon. It shall be struck centrally on the hub by a weight of two hundred (200) pounds. For wheels having a minimum weight of six hundred (600) pounds, ten (10)... | |
 | Marshall Monroe Kirkman - 1909 - 1406 halaman
...rubble masonry at least two (2) feet deep, and having three supports not more than five (5) inches wide to rest upon. It shall be struck centrally on the hub by a weight of two hundred (200) pounds. For six hundred (600) pound •wheels, ten (10) blows falling from a height... | |
 | 1909 - 714 halaman
...rubble masonry at least two (2) feet deep, and having three supports not more than five (5) inches wide to rest upon. It shall be struck centrally on the hub by a weight of two hundred (200) pounds. For wheels having a minimum weight of six hundred (600) pounds, ten (10)... | |
 | Frederick J. Krueger - 1910 - 218 halaman
...rubble masonry at least two (2) feet deep, and having three supports not more than five (5) inches wide to rest upon. It shall be struck centrally on the hub, by a weight of two hundred (200) pounds. (A) For wheels having a maximum weight of six hundred and twenty-five (625)... | |
 | 1893 - 508 halaman
...rubble masonry at least two feet deep, and Laving three supports not more than five (5) inches wide tor the wheel to rest upon. It shall be struck centrally on the hub by a weight of one hundred und forty (140) pounds falling from a height, of twelve (li feet. Should this wheel stand tive (5)... | |
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The wheel shall be placed flange downward on an anvil block weighing not less than seventeen hundred (1,700) pounds, set on rubble masonry at least two feet deep, and having three supports not more than five (5) inches wide for the wheel to rest upon. 
