There have been flat-twin engines with one crank pin shared by both connecting rods, thereby have only one crank throw.
12.
2002 and earlier engines featured a one-piece cast nodular iron crankshaft with counterweights present on either side of each crank pin.
13.
Just at this time, crank pins on both engines failed almost simultaneously, and " Arkansas " drifted helplessly to the shore.
14.
The engines were fitted with the Flaman speed recorder, of which the driving gear was connected to the right trailing crank pin.
15.
By the 1950s " Eureka " served by linking Oakland, with San Francisco until 1957, when she snapped an engine crank pin.
16.
The axles were driven by connecting rods via a jackshaft . The " Treibzapfen " and crank pins were located outside the frame.
17.
They embodied some of the features of their larger Flaman speed recorder, of which the driving gear was connected to the right trailing crank pin.
18.
When describing a crankshaft design, the number of main bearings is generally quoted, as the number of crank pins is determined by the engine configuration.
19.
This also corresponds in a sense to the 24 unique orderings of crank pin phases { 0? 72? 144? 216? 288?} along the crankshaft's length.
20.
The connecting rods of the inside engine were not connected directly to the crank pins, but to projections on the coupling rods which actuated the rack gear.
