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NOT QUITE SO DECISIVE AS IT WAS BUT A LITTLE MORE OVERWHELMING. WE CHALLENGE the representative of the Singer Sewing Machine Com* pany, or any of the jurors on Sewing Machines at the Exhibition who voted for the report coming from that body to controvert the following statement of faots. Messrs Meddlngs, Cnnnlngtou, Dale, and Kirk, npon you to defend your report, H. C. FIS EE & CO. Chrlstchnrch International Exhibition, Jane 15th, 1882, REPORT OF COMMITTEE OF EXPERTS. To H. C. Fiskb & Co. DEAR SIR, —In aoaordance with your request, wo have examined the New Davis and the New Singer Sewing Machines, for the purpose of comparing them. In our comparison we have taker, into consideration— 1. 'i he mechanical principle Involved 2. The quality of the material used 3. The degree of workmanship exhibited 4. The facility for doing a good aod varied o ass of work.

After taking both machines asunder, carefully examining every piece, and fully testing their capabilities, we have no hesitation in saying that we consider the Davis far the superior machine of the two. Our reasons are as follows : In both machines the same method is adopted for actuating the needle bar, viz., a orank with roller working in a cam. This cam in the Davis Machine is ont out of a solid piece of steel and hardened, while in the Singer it Is not only very much lighter, bnt is made of common oast iron. The feed apparatus of the two machines are very dissimilar. That o! the Singer Is the usual slip feed. The Davis has the vertical feed peculiar to itself. In this arrangement the presser foot holds the material firmly down till the needle has reached its lowest point. The pressure is then relieved and tronamitted to the feed bar. Peed bar, needle, and material are then, by a very simple contrivance, moved forward simultaneously the required length of etltoh. Motion is given to the shuttle in the Davis machine as follows, An eccentric at the wheel end of the main spindle gives motion to a vertical lever. This in turn transmits it through a ball joint of ingenious construe tlon to the only moving part under the machine, a plvotted lever having at its end an adjustable shuttle carrier. In the Singer Machine a pair of mitre wheel* drive a vertical spindle, having at its lower end a orank. A connecting rod from this crank move* a sliding shuttle carrier. It will be seen that in the Davis there are between the main spindle an 1 the shuttle four points of friction, the pivot carrying the vertical lever, the eccentric, the ball joint, and the pivot of horizontal lever. The two principal movements, the eccentric and the ball joint, are adjustable, and the parts moat liable to wear are made of hardened steel. To compass the same work the Singer employs as points of friction the teeth of the mitre wheels, the two journals of vertical spindle, the two ends of the connecting rod, and the sliding shuttle carrier. None of these places are adjustable. The small wheels are common cast iron, having a certain amount of backlash, and consequent tendency to rattle and and break. The connecting rod is a thin bar of iron, with a hole in each end. The end which runs on the crank pin is one of the principal joints in the machine, having a considerable amount of work to do with small bearing surface, making It very liable to wear, while, as before remarked, there are no means of compensating for any wear. It will be noticed that the shuttle of the Singer Machine is carried In a slide, to which a lateral strain is given by the driving rod, causing a certain amount of friction, while in the Davis it is carried by the lever quite free from friction. With the exception of the small roller working the needle bar, there is not a single piece in the Singer Machine, not even excepting the shuttle, that cannot be ont with an ordinary pocket knife, and there are no means of adjusting any wearing part. In the Davis not only are most of the pieces mado of steel, and tempered, bnt at every essential point means are provided for taking up any wear. On this point we may say that where we had any doubt about the quality of the material employed the the pleoe wai broken and the fraoture carefully examined. Having examined the meohanloal arrangements of the two machines, we tested their adaptability for work, and wo noticed the very peculiar feed of the Davis. In this respect wo have been forced to the conclusion that for all purposes, sewing from the thinnest mnalln to even through a metal spoon, the Davis has no parallel for grasp, or for avoiding that puckering often the effect of the pressure on a fore motion feed. We mnst In common honesty express onr astonishment at the range and variety of work accomplished by the Davis, whloh we are satisfied cannot be done by the Singer. In earnmarking onr report we repeat that we have no hesitation in saying that we regard the Davis as very superior to the Singer in workmanship, material, and the mechanical principles Involved, and also in performing a greater range cf work. We found the Davis to work with equal ease from the lightest to the heaviest fabric. JOHN LEE SOOTT (Scott Bros.), Mechanical Engineer. T, GLUYAS PABCOB, Manager of the Kaiapol Clothing Factory. GB >. P. ANTHONY, Mechanical Expert, from Nettlefold’s, Birmingham. 8303

W. JML ROBB BX S , PRACTICAL TAILOR, MANCHESTER STREET SOUTH. Wishes to call special attention to his FOUR GUINEA SUITS, Also to his GUINEA TROUSERS, Which for Style, Pit and Quality is unsurpassed 5-29 in Christchurch. 1002

BOOTS. BOOTS. BOOTS. T AEGIS SHIPMENTS of the above are S-i arriving by frequent Orient and P. and O. steamers via Melbourne, The stock Is well assorted, and will be found very complete, and should command the attention of all classes of customers. There fa not «ny similar stock to select from In Christchurch The quality of the goods and the lowness of the prices must commend themselves to all who pay the establishment a visit. All the goods are shipped dlreot from the manufacturers, and consequently can be, and are, sold very cheap. "W"* U ARSIS, IMPERIAL BOOT DEPOT. OPPOSITE “ PRESS ” OFFICE. 908 FOK THE HOLIDAYS. TCr'? the cheapest »hop in TOWN EOS All kinds of Pipes, meerchanm and wood, Cigar and Cigarette Holders, Knives, Parses, Matchboxes, Razors, Combs, Brashes, Hair Oil, Lime Cream, & &o N.B. —A lot of CRICKETING MATERIAL from last season very cheap. And last, bat not least a HAIR CUTTING SALOON, Where yon can get fixed up for the email sum of H. OAKEY, 9495 High streets

Permanent link to this item

https://paperspast.natlib.govt.nz/newspapers/GLOBE18820824.2.9.5

Bibliographic details

Globe, Volume XXIV, Issue 2615, 24 August 1882, Page 2

Word Count
1,142

Page 2 Advertisements Column 5 Globe, Volume XXIV, Issue 2615, 24 August 1882, Page 2

Page 2 Advertisements Column 5 Globe, Volume XXIV, Issue 2615, 24 August 1882, Page 2

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