Such an arrangement is equivalent to wheel and axle (Fig. 112); the capstan used on shipboard for raising the anchor has the same principle. 伯莎M.克拉克.科学通论.
For example, in a wheel and axle of radii 20 and 4, respectively, a given weight at _P_ would balance 5 times as great a load at _W_. 伯莎M.克拉克.科学通论.
Brackets of cast iron, for holding the axle to the floor, are made in the foundry. 佚名.神奇的知识之书.
The front axle rests on the floor, and the rear axle rests against the opposite wall near the top of the car. 佚名.神奇的知识之书.
A block, with a hole which just fits the axle, holds it against the wall. 佚名.神奇的知识之书.
The wheel and axle consists of a large wheel and a small axle so fastened that they rotate together. 伯莎M.克拉克.科学通论.
This accident demonstrated that some other method of connecting the armature with the driven axle should be arranged. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
In 1855 Ernst Michaux, a French locksmith, applied, for the first time, the foot cranks and pedals to the axle of the drive wheel. Edward W. Byrn.十九世纪发明进展.
It had one horizontal cylinder, which was placed in the rear of the hind axle, together with the boiler and the furnace-box. 鲁伯特·萨金特·荷兰.历史性发明.
The hind axle constituted the rear member of the frame and the front axle was swiveled at its center to the front end of the hollow square, in which the motor and countershaft were placed. 佚名.神奇的知识之书.
In following the final assembly line from the point where the chain conveyor engages the frame and axles, the visitor is impressed with the dispatch with which every movement is executed. 佚名.神奇的知识之书.
The motor was located in the front part of the locomotive, on its side, with the armature shaft across the frames, or parallel with the driving axles. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
The axles are continually moving through this oven, and at the expiration of about forty-five minutes emerge from the far end completely baked. 佚名.神奇的知识之书.
Second, that my axles, I believe, will be sufficiently strong to run the engine to her full power. 鲁伯特·萨金特·荷兰.历史性发明.
It is useful for the making of chains, tools, carriage axles, joining shafting, wires, and pipes, mending bands, tires, hoops, and lengthening and shortening bolts, bars, etc. Edward W. Byrn.十九世纪发明进展.
He also found a new method of lubricating his carriage axles, his spring frames, the buffers, and the brakes he had built for the trains. 鲁伯特·萨金特·荷兰.历史性发明.
The cylinders of those engines were vertical, and each of the four wheels acted propulsively on the rails by means of an endless chain running along cog-wheels fixed on the axles. 弗雷德里克·科利尔·贝克维尔.伟大的事实.
The other wire from this receiver is run down to one of the axles and there permanently connected, thus making a ground. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.