Levers Sentence Examples

While moving vehicles by capstans, turn tables, props, levers, &c...

Each instrument is provided with a keyboard, resembling that of a small piano, the key levers of which communicate with a circular row of vertical pins.

The function of the " combiner " in each receiving instrument is so to group the received combination of positive and negative currents that they operate polarized relays in such a manner that the position of the tongues corresponds with the operation of the levers on the transmitter.

Each coil is attached to a shaft by a bell crank arrangement, and to these shafts there is secured a system of levers similar to that at the transmitter carrying the receiving pencil at the junction.

Unequal-armed balances may be divided into (I) balances consisting of a single steelyard; (2) balances formed by combinations of unequal-armed levers and steelyards, such as platform machines, weighbridges, &c.

We want to pull levers to make changes happen.

To make matters worse, the pen which records the motion of the plate is often connected with it by an extensive system of chains and levers.

The telautograph is on a similar principle to the Cowper apparatus, the motion of the transmitting pencil or stylus used in writing being resolved by a system of levers into two component rectilinear motions, which are used to control and vary the currents in two distinct electrical circuits.

The most successful of the first class, or pick machines, that of William Firth of Sheffield, consists essentially of a horizontal pick with two cutting arms placed one slightly in advance of the other, which is swung backwards and forwards by a pair of bell crank levers actuated by a horizontal cylinder engine mounted on a railway truck.

The former contrivances consist essentially of levers or cams with toothed surfaces or gripping shoes mounted upon transverse axes attached to the sides of the cage, whose function is to take hold of the guides and support the cage in the event of its becoming detached from the rope.

This replaced the propeller of the ship whose engines were to be tested, and the outer casing was held from turning by a suitable arrangement of levers carried to weighing apparatus conveniently disposed on the wharf.

In the Farcot form the guide pulleys are attached to separate weighing levers placed horizontally below the apparatus.

In a belt dynamometer built for the Franklin Institute from the designs of Tatham, the weighing levers are separate and arranged horizontally at the top of the apparatus.

The dressed stones for great buildings were pecked out of the ledges, and broken off with levers in pieces much too large for their needs.

In some cases hauling tackle is used, in others power is applied by levers and ratchets to the rollers on which the girders travel.

As shown in the figure, it is evident that the motion of o in the line sop would not be recorded, and to obtain a complete record of horizontal movements it is necessary to have two levers at right angles to each other.

Here the style s of the pendulum rests in slots in the short arms of two writing levers pivoted at o and o'.

The length of the short arms of the levers is usually s or; a of the long arms.

To obtain a complete record of horizontal motion, two of these pendulums are placed at right angles; and by cranking one of the writing levers, o'p', as shown in the plan of fig.

With pendulums of shorter length, say metres, it is necessary to have a multiplication 80 to too fold by a double system of very light levers, in order to render the extremely slight tilting of their support perceptible.

There is also an extension from the upper surface of the pendulum, in contact with a system of levers and rods attached to the case; an air-dampkig cylinder is fitted to annul the free vibrations of the pendulum.

The wheel W is therefore mounted on a guided rod, which is forced upwards by suitable levers and weights, and this relief of pressure is precisely proportional to the pressure on the respective bearings.

Similar weighted levers around the circumference of the mirror provide the edge support.

Linkwoyk in GeneralThe pieces which are connected by linkwork, if they rotate or oscillate, are usually called cranks, beams and levers.

The platen is attached to the centre of the lever by a square bar of iron, and its vertical descent is assured by two projecting guides, one from each cheek; it is then raised from the type-forme, and the iron bar carried back by two levers - the one attached to and above the head and weighted with the eagle; the other behind the press, attached to the arm to which the coupling-bar is fixed, and which also has a weight at the end.

As illustrative examples of the form of wings alluded to, those of the beetle, bee and fly may be cited - the pinions in those insects acting as helices, or twisted levers, and ' Revue des tours scientifiques de la France et del' Etranger, 1869.

The movements to be registered are transferred to the style or pen by one or more levers, and the pen in turn transfers them to the cylinder, where they appear as legible tracings.

To meet these peculiarities the insect, bird and bat are furnished with extensive flying surfaces in the shape of wings, which they apply with singular velocity and power to the air, as levers of the third order.

They are also used as trade computing machines, as in the case of the machine made by the Computing Scale Company, Dayton, Ohio, U.S.A. In this machine the goods to be priced are placed on the platform of a small platform machine whose steelyard is adjusted to balance exactly the weight of the platform, levers and connexions.

The platform and the load upon it are carried on four knife-edges, two of which, x 1 and x 2, are shown, and the load is transferred to the steelyard by the two levers shown, the upper one CD being known as the long body," and the lower, one EF as the " short body."

In another arrangement two similar triangular levers take bearing on opposite sides of an intermediate lever which communicates their pressures to the steelyard; this is a very sound and simple arrangement for ordinary long weighbridges.

There are many kinds of weighing machines depending for their action on combinations of levers, and arranged to meet special requirements.

The knife-edges on which the hopper rests are on two hori - zontal levers, one on each side of the hop From the Notice issued by the Standards Department per.

These levers are of the Board of Trade, by permission of the Controller carried by knife-edge of H.M.

It consists of a platform which is carried by levers arranged in the manner of an ordinary platform machine, which are connected with the registration mechanism by a vertical rod.

Mechanical stirrers constitute a second division of mechanical furnaces, in which the labour of rabbling or stirring the charges is performed by combinations of levers and wheel-work taking motion from a rotating shaft, and more or less perfectly imitating the action of hand labour.

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The levers received their motion directly from the engine crankshaft, one being 90 degrees out of phase with the other.

In order to remove dents they are pressed from behind using metal levers.

The hand levers for operating the clutch and brakes have been optimized for perfect ergonomics and are adjustable.

These include forged aluminum gear and brake levers, die cast aluminum footrest mounts, an aluminum silencer, and tubeless radial tires.

The adjustable levers have a total adjustable range of 28mm.

Individual lift levers control each cutting unit which feature automatic drive shut-off when raised above the prescribed height.

Levers need to be found to foster front line teamwork in public health in every locality.

By the action of the two variable currents on the electromagnetic mechanism in the receiver, the two component motions are reproduced and by their combined action on a second system of levers the receiving pen is caused to duplicate the motions of the transmitting pencil.

When one of the levers of K is depressed, the condenser C 1 and the cable, and the condenser C2 and the artificial cable, are simultaneously charged in series; but, if the capacity of C 1 bears the same proportion to the capacity of the cable as the capacity of C2 bears to the capacity of the artificial cable, and if the other adjustments are properly made, no charge will be communicated to C3.

The sepulchral chambers are separated by a short passage, and are cut off from the gallery by stone doors made of a single slab which can be moved up and down by levers, like a portcullis.

Nowadays it is usual to use a softwood soundboard, and Nylon strings, and there are semitone levers for changing key.

Managed to fit them without using tire levers which to my mind is a great improvement.

In these chairs, the lumbar support is adjustable using switches or levers on the side of the chair.

Because these chairs tend to have a lot of different mechanisms and levers you want to make sure that nothing will break, and if it does so soon after purchasing, that it will be taken care of by the store or manufacturer.

The skis will act as levers and if the binding does not release, you could face injury.

There are 2 levers to find in this level.

Toddlers develop the ability to manipulate objects with increasing sophistication, including using their fingers to twist dials, pull strings, push levers, turn book pages, and use crayons to produce crude scribbles.

In the Wheatstone automatic apparatus three levers are placed side by side, each acting on a set of small punches and on mechanism for feeding the paper forward a step after each operation of the levers.

In the Rowland multiple method of telegraphic working, the transmitter consists of a mechanical keyboard provided with a series of levers, which effect certain combinations of positive and negative currents for each letter.

The controlling levers and draught arrangements are similar to those in the "sulky" plough.

The movements of bones and muscles were referred to the theory of levers; the process of digestion was regarded as essentially a process of trituration; nutrition and secretion were shown to be dependent upon the tension of the vessels, and so forth.