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RMW2TPFY–Kari Voutilainen moved from Finland to Switzeland to pursue the art of watchmaking. He is now regarded as one of the best watchmakers in Switzerland.
RF2WYE21M–Under the watchful eye of expertise, minute hands and wheels are meticulously guided into place
RM2AKCG6G–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . Fig. U2*. 97 Clocks. longest day, as well as the longest night, has sixteen hours. It is sup-posed that the nails were used by the watchman in determining the hourwithout the use of a light, and that he first sought the nail with the point,then felt downwards, counting the others, until he arived at the nailabove which the hand rested. When the day was divided into twicetwelve hours, about 1560-1580, the old hour wheel was removed and /.. Fig. 93.replaced by a new one, and the dial was
RMG7E47D–Horologist Roman Piekarski starts the time consuming task of adjusting the antique clocks at Cuckooland Museum in Tabley, as he prepares for the clocks to go back an hour on Sunday morning, at the end of British Summer Time.
RF2WYE25F–collection of time, compartmentalized: each watch face a story paused at the watchmaker's bench
RM2AKBACC–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . tangents to the wheelcircle drawn from the centers of the pallets. But it happens that a tan-gent of 45° = the radius, and, therefore, the practical method adopted isto make the pallet arms from the staff hole to the center of impulse faceequal to the radius of the escape wheel. If we take the radius of wheelto be == I, it will be found that with the pallet arms this length, theheisfht of the pallet staff hole from the center of the wheel will be 1.41,and the horizontal distance between
RMG7E47E–Horologist Roman Piekarski starts the time consuming task of adjusting the antique clocks at Cuckooland Museum in Tabley, as he prepares for the clocks to go back an hour on Sunday morning, at the end of British Summer Time.
RM2AKAY5Y–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . icles by causingthem to revolve while being brought into contact with cutting tools.Those who contemplate buying a lathe will do well to avoid the cheapimitations of the American pattern, which are made by irresponsiblemakers in foreign countries, and foisted upon an unsuspecting public,and guaranteed true and as good as the American. Thej are usuallynicely finished, but inferior both in material and workmanship, their great-est failure being their untruth. If an untrue American lathe, b
RMG7E47A–Horologist Roman Piekarski starts the time consuming task of adjusting the antique clocks at Cuckooland Museum in Tabley, as he prepares for the clocks to go back an hour on Sunday morning, at the end of British Summer Time.
RF2WYE25C–Precisely arranged watch faces in wooden grids stand ready for their mechanical symphony to resume
RM2AJMJ49–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . Wheels and Pinions. 340 among his correspondents nearly all the foreign watch companies, andprobably no man is better known in connection with the watch industrythan he. He has been frequently called upon to appraise watch fac-tories, plants, etc., and advise with the general managers regarding thedevelopment of their business. WHEELS AND PINIONS. In the construction of watches andclocks, it is necessary to transmit motion from one arbor to another, sothat the arbor which is driven rotat
RMG7F3TR–Horologist Roman Piekarski starts the time consuming task of adjusting the antique clocks at Cuckooland Museum in Tabley, as he prepares for the clocks to go back an hour on Sunday morning, at the end of British Summer Time.
RM2AKAXJ5–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . ct, all the heavier work of the trade,it is admirably fitted. Lathe. 212 The American lathe of to-daj is a marvel of completeness in its parts,and how many hours, jea months, of study and experiment have beenbestow^ed upon it by its projectors and makers to acquire these points ofutility and excellency. What a vast amount of care has been exercisedfor the production of a perfect lathe! Must this care cease at the mo-ment the lathe passes into the hands of the watchmaker? It is a very eas
RF2WYE23F–meticulous order of watch dials in compartments, each a frozen moment in the watchmaker's care
RM2AKBRAH–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . the line of centers, and at one time it wasconsidered an excellent arrangement, but it has proved to be quite unre-liable. The best proportion of its parts and the finest work are insuflSci-ent to prevent its setting. On the introduction of the lever it declined,and is rarely made now. DUPLEX HOOK. The impulse pallet in the duplex escapement. DUPLEX ROLLER. The ruby roller of the duplex escapement. DUST BANDS. Thin metal bands or guards which are insertedbetween the upper and lower plate
RF2WYE1Y5–Horologist's hands at play, where time's intricate puzzle pieces meet and set to tick once again
RM2AJMH3D–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . an to the diameter of the wheel or pinion. Lantern pinions work very smoothly as followers, though they areunsuitable as drivers. The space occupied by the shrouds precludes theiruse in watches, but in the going parts of clocks they answer well. For the convenience of ready calculation, it may be assumed that theaddendum of the wheel teeth increases the size of the wheel by three 343 Wheels and Pinions. teeth. For instance, the pitch diameter of a wheel of 80 teeth is 2 inches.Then its p
RM2AKBHEK–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . 166 and no longer than just sufficient to form the rivet. If there be dangerof bending the plate, the stopping should be softened slightly (thehammering will re-harden it), and the ends turned hollow to facilitate theriveting. The top hole is now to be turned to nearly right size for thepivot, testing it frequently for truth with the peg, as much broaching is?especially to be avoided. In finishing the stopping use polished cutters,take off the corners of the hole, and polish the cup or c
RF2WYE23E–craftsman's fingers adjust the tiny mechanisms within the watch, the essence of punctuality in progress
RM2AKBHX2–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . nute, as in balancestaff pivots, etc. In these pivots theresistance arising from the lubricantis usually greater than that of thefriction proper, and it graduUy in-creases as the lubricant becomesviscid. For this reason plumbago isadvocated as a lubricant in largemachines, as it does not becomeviscid and is an excellent lubricant.It is not applicable, however, forwatch or clock work. From theFig. 135. above it is apparent that a light bodied or thin lubricant is desirable on small bearin
RM2AKAB73–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . pany, who petitioned theking not to make the grant until the council could see and examineQuares watch. The council investigated both watches and finallydecided in favor of Quare, his watch having but one push piece, whilein Barlows there were two. Fig. 239 illustrates a half-quarter repeatingwatch by Nicole & Company. The principle of all repeating watchesis the same, though some arrange the parts somewhat differently. The small mainspring which supplies the power for repeating, iswound
RFG0XCYJ–vertical view (flat layer) of a spring, balance wheel and clockworks on a table of a clockmaker
RM2AKCANN–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . e or tool used to remove magnetismfrom parts of watches. There are several demagnetizers upon themarket. In some of these machines the arc and incandescent electriclight wires are attached to generate the magnetism, while in the Idedemagnetizer it is generated by the use of horseshoe magnets. The Greaves demagnetizer, shown in Fig. 105, is intended to be used either with a battery orelectric light wire. Fig. 106 shows the BerlinDemagnetizer; it is con-structed on a principlesimilar to th
RM2AKAW6H–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . the pitch with the locking faces if necessary, andthus, while diminishing the effect of viscosity on these surfaces, to in-crease the real lift that corresponds to a given apparent lift. Lastly, thedrop can be reduced to almost nothing. It is undoubtedly true that, as a set off against these advantages, it maybe objected that this escapement is of a highly scientific character, so thatits construction is a matter of some delicacy, and requires the skill of afirst-rate workman. In conclus
RM2AKBPXD–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . quired to maintain the action is a regular supply of copperisulphate to keep the fluid in the outer jar, near the point of saturation.The most prominent fault of this battery is the tendency of the copper toiill the pores of the cup, and thus decrease the action of the battery. It?can be partially prevented by coating the bottom and about a quarter ofan inch of the sides of the porous cup with wax, and brushing off thedeposit as fast as it is formed. The battery should not be allowed to
RM2AJMHD6–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . Fig. 284. Fig. 285. the engaging and disengaging friction is great, especially if the surfacesin contact are not quite smooth. Wheels which have any considerableportion of their action between the teeth as they are engaging, or beforethe line of centers, not only absorb considerable power thereby, but wearout rapidly. With a larger generating circle, more of the action betweenthe teeth of the wheel and the leaves of the pinion would take place afterthe line of centers, which is a conside
RM2AK9T8T–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . ill be found exceedingly convenientwhen several spindles are to be used for drilling, counterboring and cham-fering. Screw Tailstock. This attachment is very convenient for heavydrilling, the spindlebeing moved by ascrew with handwheel attached, asshown in Fig. 268. Traverse SpindleTailstock. Thisattachment, shown inFig. 269, will befound very conven-ient for straight drill-ing. Where the watch- ^9- 2^^- maker has a great deal of drilling to do, he will find this attachmentinvaluable. TA
RM2AKA3E4–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . r, so thatthe same can change its position, by gravity, when the watch is heldwith its stem downward. This is done when the seconds are required tobe set. The weighted part then holds the rocking-lever against the edgeof the yoke, which is provided wiih a notch or stop s. In the downwardposition, the stem is pulled outwardly, and the yoke is moved bv theusual spring and mechanism, to the position shown in Fig. 251, to anintermediate position between the setting and winding positions, or
RM2AKB985–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . ing closely enough so Gravity Escapement. 184 that it cannot be perceived by ordinary inspection. Each side of thehands is perfectly jeweled with large English fusee jewels, so as torevolve on the stud with as little friction as possible. The two watchmovements must be regulated to run as closely together as possible andto keep exact time. Two half circles of lead are attached to the move-ments in such a way that their rotation in the hollow discs will changethe center of gravity of the
RM2AKBPFT–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . Fig. 118. The Gravity Battery. In consequence of the trouble caused by theprecipitation of the copper on the porous cell in the Daniell battery,Cromwell F. Varley, in 1854, while experimenting, found that the differ-?ence in specific gravity between solutions of sulphate of copper and sul-phate of zinc was sufficient in itself to entirely separate them, the coppersolution lying at the bottom of the cell, and the zinc solution remaining 130 Electro-Plating, Etc.. Fig. 119. superposed upon
RM2AKFEHR–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . oach can be passed. When the cork has been turned quite true onits end and edge, the broach is passed through, and used to enlarge thehole; by pressing against the back of the cork, it is kept against thebarrel, whereby the broach is maintained in a vertical position. To Solder Broken Broaches. Steel broaches and other tools aresoldered by cleaning well the parts broken, then dipping them into asolution of sulphate of copper, and soldering them with ordinary softsolder. The joint is a go
RM2AKA04G–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . 02 the quantity variable at will, tlie workman is in position to accomplishthe desired end speedily and effectually. To use to the best advantage, set the jamb-nut so that with the valvelever in its normal position, the flame at the end of the pipe will just keepalight. The blow-pipe can then be laid down temporarily, and againused without the trouble of turning off the gas or relighting. When used as a mouth blow-pipe, the inost convenient way to hold itis with the third finger through
RM2AKFMG1–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . ell to note the following which is very importantand too often neglected. That is the arrangement of the mainspringin the barrel so as to avoid coil friction The smallest advantage of theold Fusee watch was not the facility ot obtalnmg five turns of the fuseeto three or three and one-half of the mainspring, but being enabledthereby to arrange the latter around a small arbor in such a mannerthat the coils never touched, insuring a smooth motive power andlessening the chances of breakage b
RM2AKAFY1–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . rs,opened up a small factory in Hartford, Conn., in 1838, for the manufac-ture of watches. The movement, which was known as the * PitkinWatch, and which is shown in Fig. 228, was the first machine-madewatch manufactured in America. It was a three quarter plate, slowtrain and about the diameter of the modern i6-size movement. Themachinery used in its manufacture was very crude, and was all made bythe Pitkin brothers. The cost of manufacture was so great, however. 2(59 Pivot. that the Pitk
RM2AKAEA9–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . Pivot Polisher. 272 change lap for one of box-wood, and use crocus No. 4, verv fine andground down to paste. Proceed as with first lap, being careful at alltimes to keep the lap properly oiled and not pressed too hard against. Fig. 231. the work, particularly in the last operation. Also be sparing of yourgrinding or polishing material. About three specks of polish with pointof small knife is sufficient. Bring the lap up carefully against the work
RM2AKANAA–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . 241 Mainspring Winder.. Mainspring Winder. 242 until the barrel and spring are free from the jaws, and the spring willbe found to be in its proper place without further operation. There aretwo sizes of winding arbors, one for small and the other for large barrels.The arbors are easily changed by turning the thumb screw up until it isfree, then changing the arbors and screwing the thumb screw down again. The Vaughan patent mainspring winder, shown in the illustration, isintended for remov
RM2AKBGYB–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . lacking in finish and not artistic to lookupon. Measuring instruments of all kinds should be handled withcare, and in the more delicate ones cleanliness also plays an importantpart. You cannot expect accurate results from a fine Vernier caliperthat is recklessly thrown into a heap of other tools upon the bench. Itshould be carefully handled, and when you are through using it you Gauge. 168 should carefully wipe it and place it in some drawer in your bench^where it will not be mutilated b
RM2AKFNCF–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . the teeth are on theinside of an annulus or ring, while its pinion works within its pitchcircle, turning in the same direction. ANODE. The positive pole of an electric current, that pole atwhich the current enters; opposed to cathode, the point at which itdeparts. ARBOR. An axle or spindle on which a wheel turns. ARC. Any given part of the circumference of a circle, or other curve. ARCOGRAPH. An instrument sometimes used by watchmakers^for drawing a circular arc without the use of a cent
RM2AKFJ0B–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . BENZINE. A light oil of petroleum used for cleaning move-ments. For directions for use see Watch Cleaning. BERTHOUD, FERDINAND. A Swiss horologist who was bornin 1729 and died in 1S07. At the age of nineteen he visited Paris, never 47 Bevel Gears. afterward leaving it. Saunier sajs that his technical training wasmatured and perfected by contact with the great masters of that day, ofwhom he subsequently became a rival. He was possessed of a veryextensive knowledge and real talent, coupled
RM2AKAYGB–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . 77. His son, Jules F. U. Jurgensen,succeeded to the business. KENDALL, LARCUM. A noted watchmaker of London, whoconstructed a timekeeper on Harrisons principle, which was given toCaptain Cook, when he commanded the Resolution, in 1776. KULLBERG, VICTOR. A prominent horologist and successfulchronometer maker. He was born at Wisby, on the Island of Gothland,in 1824. He went to London in 1851, where he remained until his death.His chronometers stood at the top of the list in the trials from
RM2AKFN46–The American watchmaker and jeweler; an encyclopedia for the horologist, jeweler, gold and silversmith .. . he scale. Fig. 10 illustrates theexpansion and contraction of bal-ances. With an increase of tempera-ture the rim is bent inward, thusreducing the size of the balance.This is owing to the fact that brassexpands more than steel, and inendeavoring to expand it bends therim inward. The action is, of course,reversed by lowering the tempera-ture below normal. Some adjustersspin a balance close to the flame of a ^/g. <,. lamp before using, in order to subject it to a higher temperature than
Search Results for Horologist Stock Photos and Images (926)
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