Pneumatic drills hammered into the congealed lava, cutting holes in which charges would be placed.
Within minutes the hole was empty of rock and the pneumaticdrills were hammering again.
The use of pneumatic tools began in the sixties of the last century, when pneumatic drills were employed with conspicuous success in the construction of the Mont Cenis and Hoosac tunnels.
In the United States the pneumaticcash carrier, used in stores, is the commonest application of "pneumatic dispatch," as this system of transportation is called.
The pneumatic hammer consists of a piston working in a cylinder, to which compressed air is conveyed from a compressor by means of a flexible hose.
In another large class of pneumatic tools work is done by rotation instead of percussion.
The other cyclist in brown had a machine of dazzling newness, and a punctured pneumatic lay across his knees.
No other pneumatic had been along the road that morning.
Beddoes was the founder of the Pneumatic Institution, and the friend of the Wedgwoods and Humphry Davy; and it was he who was instrumental in introducing Coleridge to these acquaintances.
Footnote 1: No doubt the leaving of the Pneumatic for the Royal Institution.
The pneumatic gun on Point Bonito is aimed at the nearest ship, but a mile and a half away; the gauge on the accumulator shows the air pressure is sufficient.
A little higher up is one of the two formidable pneumatic guns, the explosion of whose shell within twenty yards of a ship would send her to the bottom.
Some of their shots have committed awful havoc ashore; gun after gun has been dismounted, one of the pneumatic guns has been struck by a shell and is a total wreck.
The second pneumatic terror is also at this point, commanding the entrance to the Gate.
He used narrow mouths, did away with regulation at the foot of the pipe, and utilized the "pneumatic blow" obtained from his electric action.
Many of the pneumatic actions made to-day, however, are disappointing in these particulars.
Before the invention of pneumatic and electro-pneumatic action, organs were almost invariably constructed in a single mass.
After Cavaillé-Coll had fully demonstrated the practical value of Barker's invention, Willis and others joined in its development, and they contemporaneously overcame all difficulties and brought the pneumatic action into general favor.
The pneumatic action used by Willis, Cavaillé-Coll and a score of other builders leaves little to be desired.
As before stated, Cavaillé-Coll and Willis worked as pioneers in perfecting and in introducing the pneumatic action.
The Pneumatic Lever Nomenclature of Organ Keyboard Portrait of Moitessier Tubular Pneumatic Action The First Electric Organ Ever Built The Electro-Pneumatic Lever Valve and Valve Seat, Hope-Jones Electric Action Portrait of Dr.
There was a sharp, distinct snap of a pneumatic pistol, and the thud of a bullet.
Arcot had noticed that the military officers all wore holsters for their pneumatic pistols, but they were conspicuously empty.
Suddenly, giant pneumatic guns from below joined in the battle, hurling huge explosive shells toward the Earth-ship.
He had been carrying a load of assorted things to use--a few pneumatic pillows, a heavy iron pot for boiling the water, and a number of other things.
There was the noise of a scuffle, another crack from a pneumatic pistol, and the sudden crash and tinkle of broken glass.
Somewhere from behind the trees came the sharp rattle of a pneumatic drilling machine.
At that moment, rising above the staccato rattle of the pneumatic hammer, came the unmistakable whirr of an aerial propeller.
The instrument consists of a recording cylinder rotated at a uniform angular velocity by clockwork controlled by a fan governor, and pneumatic signal, constructed thus.
The pneumaticsignal is called by Marey "tambour a levier.
Those rocks, freshly laid towards Rockstone, would make regular havoc of the pneumatic tyres.
You know better than my sisters what Devon lanes and pneumatic tyres are!
The former is generally employed for mixing with wool in the manufacture of underwear, and is sold in the United States and Europe; the latter, used in the manufacture of thread and the web of pneumatic tires, goes mainly to Great Britain.
The greater part is used in the manufacture of pneumatic tires, hose, and overshoes.
And then, to crown the whole, there are the pneumatic tools, the chipping and riveting machines.
Now, however, pneumatic riveting machines are used out of doors.
The din of the frame shed and the unearthly noise of the pneumatic apparatus on the headstocks and plates is not to be compared with the tremendous uproar of the boiler shop.
The din produced by the pneumatic machines in cutting out the many hundreds of rivets and stays inside a boiler is quite appalling.
The iron foundry is but a few yards from the boiler shed; you may very quickly be introduced to it, with the noise of the hammers and the clatter of the pneumatic apparatus still ringing loudly in your ears.
The pneumatic drill--Application to a model aeroplane--Length of possible flight.
The safety bicycle, with pneumatic tires, rendered cycling universally popular, not merely as a pastime but as a convenient means of locomotion for everyday use.
At first it was fitted with the narrow rubber tires customary at the time, but these gave way to pneumatic tires, invented in 1888 by J.
By the latter he was recommended to Dr Thomas Beddoes, who was in 1798 establishing his Medical Pneumatic Institution at Bristol for investigating the medicinal properties of various gases.
This discovery brought both him and thePneumatic Institution into prominence.
The Sub could hear the sharp rattle of pneumatic riveters, the peculiar scroop of electric drills, and the thud of ponderous hammers, punctuated by the deafening hiss of compressed air.
If they are not pneumatic guns for discharging aerial torpedoes from a submerged submarine, I'll eat my hat.
Of it alone among substitutes is the statement possible that, if one had not known beforehand, the absence of pneumatic tires would not have been noticed.
That device is the Middleton Pneumatic Hub, in which I have no interest direct or indirect, the owners of which are merely acquaintances, no more.
He who trusts to pneumatic tires when he is on an important journey must always allow a margin of time unless he is to be liable to sudden disappointment and, perhaps, to grave inconvenience and loss of time.
In Paris, Berlin, London, and other towns, it has been found cheaper to transmit messages in pneumatic tubes than to telegraph by electricity.
The pipe was the pneumatic tube between Fenchurch Street and the Central Station, 2818 yds.
Application to the Case of Pneumatic Tubes for the Transmission of Messages.
Experiments on thepneumatic tubes used for the transmission of messages, by R.
Several exposed piers on the Pacific coast have had a pneumatic breakwater built around them so as to protect them or ships lying alongside from being pounded by the waves.
These are driven either by pneumaticor electric power.
Pneumatic motors are widely used in operating cranes and air hoists.
They are driven either by pneumatic or electric power.
In later developments of the pneumatic mail carrier compressed air was used back of the carrier, but the principle of operation was not altered.
Consequently they are not only liable to damage, but they do not absorb the obstructions as readily as the pneumatic tire does and the vehicle which they carry is subjected to heavy stresses and strains.
The ordinary pneumatic percussion drill will not serve for deep holes.
In order to save hand labor and insure the perfect filling of all cavities a pneumatic tamper is sometimes used.
The advantage of the pneumatic tire lies in the fact that it absorbs small inequalities without making it necessary for the entire vehicle to rise over them.
In the wasps, under the spiracle of the metapnystega on each side, as in the Locusta, is what I also take to be a pneumatic pouch, which might easily be mistaken for a metaphragm.
A corneous scale or lamina that covers the pneumatic organs in the Metathorax, situated sometimes in the Pleurae, as in the Coleoptera; at others in the Postfraenum, as in Tenthredo L.
It was omitted to be observed, when the supposed pneumaticpouches in the genus Vespa were mentioned (see above, p.
A corneous scale or plate, which covers certain pneumatic vessels, usually supported by the Scapularia, in Libellulina, &c.
His discoveries in pneumatic chemistry have exceeded those of any other philosopher.
There is, it is true, a mile or more of pneumatic railway used between Dublin and Kingstown.
Suffice it to say that for five hours I kept the miserable thing a pneumatic prisoner in the concave surface of the sail.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "pneumatic" in a variety of sentences. We hope that you will now be able to make sentences using this word.
