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单词 hairspring
例句 hairspring
It is intended to be the first member of a family of movements incorporating both the DIAMonSIL escapement and an adjustable oscillator fitted with a silicium hairspring. Precise Future of Silicon Parts Still Being Debated 2012-11-23T13:35:46Z
In 2004, De Bethune introduced its first balance wheel built in titanium and platinum, with a specially shaped central hairspring intended to improve its stability. Special Report: Watches: Innovation From a Newcomer 2010-03-19T15:50:00Z
Its hairspring, mainspring, ruby bearings and a few other parts were sourced from Switzerland. An L.A. watchmaker crafted a $70,000 timepiece. It could revolutionize the U.S. watch industry 2023-05-22T04:00:00Z
In any instance, however, it is possible to obtain a better distribution of the screws by fitting either a larger or a smaller hairspring. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
One per cent of nitric acid was added to the water, and after ten days the hairsprings showed on examination that they had rusted in proportion to the amount of oil that had been used. Friction, Lubrication and the Lubricants in Horology 2011-01-20T03:00:07.073Z
This dial was converted at the factory for use as the base of a hairspring vibrating stand. The Auburndale Watch Company First American Attempt Toward the Dollar Watch
There are two forms of spring escapement, but as both employ a hairspring and balance-wheel we will glance at these before going further. How it Works Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use
However, Shapiro said, the production version of Resurgence will include a hairspring and bearings made in America. An L.A. watchmaker crafted a $70,000 timepiece. It could revolutionize the U.S. watch industry 2023-05-22T04:00:00Z
It is often supposed that hairsprings having exactly even coils are correct for close position and isochronal rating. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
The Curb Pins sometimes produce the ferric oxide mentioned by their action on the hairspring. Friction, Lubrication and the Lubricants in Horology 2011-01-20T03:00:07.073Z
I hardly know how to give directions how to proceed in adjusting hairsprings, when they are disarranged, but if I could see you, I could explain by example what I cannot well do in words. Scientific American Supplement, No. 664, September 22,1888
The hairspring is made of very fine steel ribbon, tempered to extreme elasticity, and shaped to a spiral. How it Works Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use
One might as sensibly urge that the delicate hairspring of a watch, being of featherweight and almost invisible, must be worth less than a lump of crude iron-ore. Problems of Immanence: studies critical and constructive
The next point of consideration may be the concentricity of the hairspring, and it is quite important that the spring be centered as nearly perfect as the trained eye can determine. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
The hairsprings were dipped into the solution, and, on withdrawing, were immediately placed between two folds of soft linen cloth. Friction, Lubrication and the Lubricants in Horology 2011-01-20T03:00:07.073Z
What I have said regarding it, however, gives an idea of how a hairspring should be pinned. Scientific American Supplement, No. 664, September 22,1888
To Thomas Tompion, "the father of English watchmaking," is ascribed the honour of first fitting a hairspring to the escapement of a watch, in or about the year 1660. How it Works Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use
If we see only horseshoes or knife-blades, all our efforts and struggles will never produce hairsprings. Pushing to the Front
New balance staff, two balance screws changed, hairspring trued and cleaned. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
In any case not enough oil remained on the hairsprings to cause the coils to adhere. Friction, Lubrication and the Lubricants in Horology 2011-01-20T03:00:07.073Z
If this is a balance pivot, be very careful to see that your balance is true and poised before putting on hairspring and roller. Scientific American Supplement, No. 664, September 22,1888
As it is forced forwards, b is revolved in a clockwise direction, winding up the hairspring. How it Works Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use
The great point, as far as practical results go, is to determine if it takes place at or near the time the escape wheel meets the greatest resistance from the hairspring. Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
The hairspring however, was found to be pinned at the slow pendant up point as per illustration in Fig. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
It is one of the most delicate bits of mechanism ever made, beside which the hairspring of a watch is coarse. The Dream Doctor
This ether will carry all loose lint or other things to its bottom, from hairsprings or roller table, and if held but a moment will do effective work, and not loosen shellac. Scientific American Supplement, No. 664, September 22,1888
The variation of thirty-six seconds between the second and fourth columns was entirely erroneous, and was due to condition of the watch irrespective of the balance and hairspring. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
The hairspring stud E is of steel, shaped as shown, and comes outlined with the other parts. Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
The gradual weakening or loss of elastic force of the hairspring is also a factor to be considered. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
The hairspring may be true and level but it should be carefully examined to see that there is no possibility of touching at any point. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
Either position in which the hairspring may rub will have a shorter motion and a gain in time compared to the opposite position in which there is no interference. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
The complete balance and spring can be inserted and the pivots can be refinished without disturbing the roller or hairspring. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
We can readily see that such a balance would require but a very light hairspring to cause it to give the usual 18,000 vibrations to the hour. Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
When rust begins its attack upon any point of a hairspring there will be a constant loss in time until its advance is stopped. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
The hairspring should be removed and the pivots known to be straight and polished before testing. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
Investigation found the balance true; hairspring true, level and circle; regulator pins very nearly closed and the motion one and one-eighth turn. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
In this instance the hairspring developed to the left from the collet similar to the illustration shown in Fig. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
As we set the bankings the pallets are all right; but to test matters, let us remove the hairspring and put the balance in place. Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
It is generally understood that the purpose of the compensation balance is to act in opposition to the error caused principally by the hairspring. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
The hairspring was pinned at the usual fast point as per illustration in Fig. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
Original truing of the hairspring is made necessary by the fact of attaching the collet to its center. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
The student will thus see we have arranged to give the train-power an advantage where it is most needed to overcome the opposing influence of the hairspring. Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
If the force of the mainspring, as represented by the escape-wheel tooth, is superior to the power of the hairspring, the watch starts itself. Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
The steel hairspring having no compensating qualities, either grows stronger or weaker with changes in temperature. Rules and Practice for Adjusting Watches 2011-12-20T03:00:26.380Z
A hairspring had to be specially made, inasmuch as a mainspring was too short, the coils too open and, more particularly, did not look well. Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
We refer to arranging and disposing of the impulse of the escape wheel to meet the resistance of the hairspring. Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
The brass part D is called the collet and consists of three parts—the hairspring seat D, the balance seat D' and the shoulder D'', against which the balance is riveted. Watch and Clock Escapements A Complete Study in Theory and Practice of the Lever, Cylinder and Chronometer Escapements, Together with a Brief Account of the Origin and Evolution of the Escapement in Horology
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