The entire works were at a standstill, and the whirr of lathes and clink of hammers were succeeded by shouts of alarm from the thousands of workmen as they poured excitedly out into the open air.
The great lathes were just as they had been left, some with shells half turned, indicating the haste with which the attendants had obeyed the call to go.
With hearty goodwill they threw themselves into their work, and soon the roar of the lathes and engines announced that the Durend works were themselves once more.
Finally the Tammany leader called a halt, as we were running big engine lathes out on the sidewalk, and he was afraid we were carrying it a little too far.
The lathes were worked right out in the street, and belted through the windows of the shop.
In other forms of ancient lathes a wooden frame was made to receive the work-centres, and one of these centres was carried in a block capable of adjustment along the frame to suit different lengths of work.
If there are a number of lathes in a shop, each lathe may have its own bracket B, all these brackets being bored to receive the same bushes, and therefore the same boring-bars or reamers.
Lathes of this kind are made in various forms, but the principles of action in all are based upon the principles above described.
Lathes of this class are intended for light work, and are less suited for boring than for plain turning; they are, however, very convenient, and are preferred by many to any other kind of lathe for short and light work.
In very small lathes the driver is sometimes driven by the device shown in Fig.
Spiral springs for railroad cars are wound while red-hot in special spring-winding lathes and with special appliances.
What are termed bench lathes are those having very short legs, so that they may for convenience be mounted on a bench or fastened to a second frame, as shown in Fig.
In nearly all lathes the advance or decrease is by 4 or by 6.
A convenient device for the compound rests of small lathes is shown in Fig.
In larger lathes the lever L is generally attached to its stud outside the end bearing of the head H.
More lathes will not cure it; neither will more money.
Lathes and Machinery for Polishing and Buffing metals.
Lathes employed in polishing minerals require to be provided with conical spindles, so that the wear, due to grit and emery dust getting on them, may be readily taken up.
More lathes are ruined from using badly ground tools than from any other cause.
All bits made for lathes are modifications of the foregoing types (Figs.
The wheel shop is a large building, containing many rows of lathes for the wheels, tyres, and axles, which are nearly all tended by boys.
He will also be required to keep a watchful eye upon the valves, to regulate the steam to the cylinders, and to maintain a uniform rate of speed for the lathes and drills.
The lathes are nearly noiseless in operation, and the drills only creak a little now and then as a small portion of the detached metal becomes blocked underneath the tool and runs round with it.
Sometimes, too, by means of one of these lathes milling-tools are used to cut designs around the neck or base of the article.
At benches, before revolving wheels, and beside turning-lathes toiled busy workmen with white, clay-coated hands.
For all these things need to be turned in lathes and if you have ever watched a metal-turning lathe at work you will have noticed that the tool which actually takes a shaving off the article being turned tends to get hot.
Then, of course, there have to be lathes of gigantic dimensions capable of taking a length of nearly sixty feet and of swinging an object weighing anything up to fifty tons.
For this reason lathes are usually fitted with pumps which pump cold soap-suds on to the tool as it works.
A project is being worked out for a series of lathes of all sizes, required for machine construction shops.
During recess machines, beltings and lathes must be stopped, unless this be impossible owing to technical conditions or in cases where these machines, beltings, etc.
In the groundmass the felsparlathes and prisms are not in flow-arrangement and the augite is ophitic or semi-ophitic.
The groundmass is semi-isotropic with a blurred aspect, and shows traces of spherulites and numerous crystallites, with occasional felspar-lathes giving a nearly straight extinction.
In the groundmass the felspar-lathes are in flow-arrangement and the pyroxene is granular.
Less altered specimens display in a brown opaque glass small felspar-lathes averaging less than ·1 mm.
There is a little residual glass, the felspar-lathes averaging only ·08 mm.
In these rocks the felspar-lathes are small (·05-·07 mm.
The felspar-lathes are rarely lamellar; but in one such case the angle of extinction was 17° (medium andesine).
The small size of the felspar-lathes of both rocks distinguishes them from the dyke rocks of the basin, where the felspars are twice as long.
All the four species indicated by the length of the felspar-lathes are here represented; but the doleritic types with the lathes exceeding ·2 mm.
Interstitial glass is scanty, the groundmass consisting of stoutish felspar-lathes (·06 mm.
The power is shaking the floor round me Till the lathes pick up their duty and the midnight-shift takes over.
Some of these lathes have five or six tools running and each performing its part in turn on the fuse or shell part.
The lathes had been purchased one at a time as each earned the first instalment to pay for the next, the Ministry encouraging and helping the effort substantially.
In one small-arm factory there is a huge room full of these automatic lathes all whirring and grinding away at their hardest.
I saw at this place piles of new lathes and motors waiting to be erected, and saw the new shops that have used up 4,000 additional new hands.
For centuries all lathes had their cutting tools simply laid on a bar, or rest, just as in the hand cutting lathe of to-day.
Much expense, also, is entailed in making the jigs which guide the tools used in lathes or milling machines to turn out the cases of voltmeters, or a complicated valve-seat.
Lathes have given rise to planers, now built of great strength and in highly complicated designs.
Until 1868, the steel tools used in lathes and drills, planers and so on, were limited to the moderate pace at which they remained cool enough to keep their temper.
Whitworth, who created lathes of new refinement, who established new and exact standards of measurement in manufacturing, was trained by Maudslay; so was Nasmyth, who devised the steam hammer.
Carborundum wheels are replacing lathes as a means of finishing axles, piston-rods and rolls; their accuracy is unsurpassed, while they demand but one third the time needed by a steel tool.
As we passed through the narrow aisles between closely packed lathes and planers, Knowlton made a series of rapid notes on the back of an envelope.
Looking around not long ago, I found a little stove factory down in the sand hills; and I bought it and put a few of them lathes in there and started a little company.
Besides, I control them lathes that goes into all the other factories where they make sharpnel.
Lathes and Machinery for Polishing and Buffing Metals.
Henry Maudslay invented the slide rest for lathes and later in 1797 the screwcutting lathe.
But lathes were still driven by foot power and the cutting tool was still held and guided by hand.
This is perfectly apparent in lathesand planers, but not quite so apparent in sawing, drilling, filing, and grinding.
The blades of scissors are polished by women on lathes supplied with emery powder and oil, and subsequently on lathes supplied with crocus.
The heavier parts of the business require foot lathes to be worked, where skirts would be out of place, but the most could be done by hand in making spectacles.
It requires judgment and experience, but is simple, requiring the worker merely to hold the instrument on lathes and turn every few seconds; but burnishing requires more strength.
We have seen several women at foot lathes, polishing watch cases--so the use of foot lathes need not be an objection with women.
The planers have been placed in one group, slotters in another, lathes in another, etc.
Having this fact in mind, let us go over the duties which a gang boss in charge, say, of lathes or planers, is called upon to perform, and note the knowledge and qualities which they call for.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "lathes" in a variety of sentences. We hope that you will now be able to make sentences using this word.
