. American engineer and railroad journal . Fro. 11.—VAEIABLE-SPEED MOTOE DRIVE, USING OBAB MECHANISM, FIG. 12.—VARIABLE-SPEED DRIVE FOR A BROWN & SHABtE UiNiVEUaAX FOR BEMENT. MILES * SLAB MILLlNCi MACHINE.— MILLING MACHINE.—^AIX PARTS ENCLOSED. CR0CKB3S- CUOCKER-WHEELER MOTOE. WHEELER MOTOE. space only 86 ins. wide by 44 in line with the spindle, andan over all height of the motor as located above the machine is but 6 ft. 4 ins., so that the motor is at all times easily accessiblefor inspection or adjustment. LIMITS OF WEAR OF CROSSHEAD PINS. A correspondent writes as follows: I wo
. American engineer and railroad journal . Fro. 11.—VAEIABLE-SPEED MOTOE DRIVE, USING OBAB MECHANISM, FIG. 12.—VARIABLE-SPEED DRIVE FOR A BROWN & SHABtE UiNiVEUaAX FOR BEMENT. MILES * SLAB MILLlNCi MACHINE.— MILLING MACHINE.—^AIX PARTS ENCLOSED. CR0CKB3S- CUOCKER-WHEELER MOTOE. WHEELER MOTOE. space only 86 ins. wide by 44 in line with the spindle, andan over all height of the motor as located above the machine is but 6 ft. 4 ins., so that the motor is at all times easily accessiblefor inspection or adjustment. LIMITS OF WEAR OF CROSSHEAD PINS. A correspondent writes as follows: I would deem it a great favor if you will furnish me withreferences to articles in the American Engineer concerning thedesigning of bearings in locomotive crossheads. What I wishparticularly is to establish a limit for wear of crosshead pinsof either cast steel or cast iron and used with locomotiveshaving cylinders of different sizes. This subject has not been treated fully in the way outlinedby this correspondent and the reply to
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
