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NOT QUITE SO DECISIVE AS IT WAS LUT A LITTLE MORE OVEBWHELMING. WE CHALLENGE tho representative of the Singer Sewing Machine Company, 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 facts. Messrs Meddinga, Ounnington, Dale, and Kirk, we call upon you to defend your report. H. C. FISKS & CO. Christchurch International Exhibition, Juno 15th, 1882. REPORT OF COMMITTEE OF EXPERTS. To H, C. Fiske & Co. | >EAR SIB, —In accordance with your JLJr request, we have examined the New | Davis and the Now Singer Sowing Machines, | for the purpose of comparing them. In our comparison we have takea into consideration— 1. Iho mechanical principle involved 2. The quality of the material u*ed 3. The degree of workmanship exhlbitod 4 The facility for doing a good and vaiiod o ass of wosk. After taking both machines asunder, carefully examining every piece, and fully testing their capabilities, we have no hesitation in raying that wo consider the Davis far tho superior machi e of the two. Our reasons are as follows : ■—

In both machines the nr-me method is adopted for actuating the needle bar, viz , a crank with roller working in a cam. This cum ia the Davis Machine is cnt ont of a solid piece of steel and hardened, while in the Singer it is not only very much lighter, but is made of common oast iron. The feed apparatus of tho two machines are very dissimilar. That of the Singer is the usual slip feed. The Davis has the vertical feed peculiar to itself. In this arrangement th> pressor foot holds the material firmly down till the needle has reached its lowest point. The pressure is then relieved and transmitted to the feed bar. Food bar, needle, and material arc then, by a very simple contrivance, moved forward simultaneously the required length of stitoh. Motion ia givtn to the shuttle In the D vvia machine as follows An eccentric at the wheel end of the main spindle gives motion to a vertical lover. This in turn transmits it through a ball joint of ingenious construe tion to tho only moving part under the machine, a pivotted lever having at its end an adjustable shuttle carrier. In the Singer Machine a pair of mitre wheels drive a vertical spindle, having at its lower end a crank. A connecting rod from this crank moves a sliding shuttle carrier. It will be seen that in tho Davis there are between the main spindle and the shuttle four points of friction, tho pivot carrying the vertical lover, the eccentric, the ball joint, and the pivot of horizontal lever- The two principal movements, the eccentric and tho ball joint, are adjustable, and tho parts most liable to wear are made of hardened steel. To compass the same work tho Singer employs as points of friction the teeth of the mitre wheels, tho two journals of vertical spindle, tho two ends of the connecting rod, and the sliding shuttle carrier None of theas places are adjustable. Tho small wheels are common cast iron, having a certain amount of backlush, 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 vary 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 la carried In a slide, to which a lateral strain is given by the driviog rod, causing a certain amount of friction, while in the Davis It is carried by the lover quite free from friction. With tho exception of the small roller working the needle bar, there ia not a single pioce in the Singer Machine, not even excepting the shuttle, that ca-not bo out with an ordinary pocket knife, and there are no means of adjusting any wearing part. In tho Davis not only are most of the pieces made of steel, and tempered, but at every essential point moans are provided for taking np any wear. On this point we may s,y that where wo had any doubt about tho quality of the material employed the the piece was broken and the fracture carefully examined. Having examined tho mechanical arrangements of the two machines, wo tested their adaptability for work, und we noticed tho very peculiar feed of the Davis. In this respect wo have been forced to the conclusion that for all purposes, sewing from tho thinnest muslin 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 must in common honesty express our astonishment at the range and variety of work accomplished by the Davis, which we are satisfied cannot be done by the Singer.

lu summaritiog our report wa repeat that we have no hesitation in saying that we regard the Davis as very superior to the Sieger in workmanship, material, and tho mechanical principles involved, and aleo in performing a greater range of work. Wo found the Davie to work with equal ease from tho lightest to the heaviest rubric. JOHN LEj5 SCOTT (Scott iiroj.), Mechanical Engineer. T. GLUYAS PASOOB, Manager of tho Kaiopoi Clothing Factory. GEO. P, ANTHONY, Mochaniol Export, from Nettlef old’s, Birmingham. 8300 MOGUL iIIX CURE. “S7STANTED every Lover of PURE and » V WHOLESOME TEA of rare merit, to buy tho MOGUL MIXTURE. I strongly recommend this Tea to the Public as tho choicest, most economical and best value ever imported into this market. Ask for the MOGUL MIXTURE, and see that yon get it. Made np in lib and Jib packets, D. STRANAGHAN, Victoria street. Agent.

BOOTS. BOOTS, BOOTS, LARGE SHIPfAENTS of the abovo are arriving by freqnent Orient und P. and O, steamers via Melbourne. The stock ia well assorted, and will be found very complete, and should command the attention of all classes of easterners. There is not »ny similar stock to select from in Christchurch, The quahty of th« goods and tho lowness of the prices mnst commend themselves to all who p-;.y tho establishment a visit. All the goods are shipped direct from the manufacturers, and consc-qaentiy can bo, and arc-, sold very cheap. IMPERIAL BOOT DEPOT. OPPOSITE “ PRHSd ” OFFICE. FOE THE HOLIDAYS. JART TIL'S CHEAPEST f-HOP IN All kinds of Pipes, meorchamn and wood, Cigar end Cigarette Hold ore, Knives, Purses, Matchboxes, Razors, Combs, Brushes, Hair Oil, Lfmo Cream, & N.B.—A lot of CRICKETING MATERIAL from last season very cheap. And last, but not least, a HAIR CUTTING SALOON, Whore you can gat used up for the small 908 TOWN FOR sum of SIXPENCE, H. OAESr; High af reet. 9195

Permanent link to this item

https://paperspast.natlib.govt.nz/newspapers/GLOBE18820629.2.8.5

Bibliographic details

Globe, Volume XXIV, Issue 256, 29 June 1882, Page 2

Word Count
1,167

Page 2 Advertisements Column 5 Globe, Volume XXIV, Issue 256, 29 June 1882, Page 2

Page 2 Advertisements Column 5 Globe, Volume XXIV, Issue 256, 29 June 1882, Page 2

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