Scientific American 1941

| Kategorie: Časopis  | Tento dokument chci!

Thomas A. Edison's Latest Invention A Storage Battery Designed and Constructed from the Automobile User's Point of View ...

Strana 4 z 5

Vámi hledaný text obsahuje tato stránku dokumentu který není autorem určen k veřejnému šíření.

Jak získat tento dokument?






Poznámky redaktora
Y. Sold all garages, auto supply dealers, hardware and general stores-10c. (I'or sale everywhere., 507 Olive Street, St."��;::;;·1J-Neatest, simplest and be,t on Ithe market. 3 One contains carbon residue, foreign matter, acid, impurities like all cylinder (mineral) oils. Bill' THELOWESTCOSTENGINE ��{!i�\�;:�leasIest e machine operates, delivering steadier power than any other gasolIne engine, adapting especially for operating farm machinery, with better results and least waste grain. THE EDISON CONCRETE HOUSE q How constructed. Connections between the cells a battery and with the external cfrcuit are made means heavy niCKel-plated copper·wire connectors, with steel lugs swaged the ends and fitting the taper terminal posts. The cost of charging current, and hence also the ef· ficiency its recovery the discharge circuit, minor part the total ex· pense operating the vehicle and the low electrical efficiency the battery s offset its extremely light weight­ which 'not only lightens the construction of the vehicle, but increases the propor· tion "paying load" carried the same -and its ruggedness service. slow speed, high duty engine., ROCKFORD, h. 1\[0(. 1492-4 in.. ���.blisbed 18IiO-ALOl<: Civil Engineering and Surveying Instruments DRA WING MATERIALS SIJPPLIES B . BABBITT METALS.-SIX IMPORTA� T formulas. . Arrane-ed for Steam or Foot Power, Velocipede or Stand-up rrreadle. PRICE 11<1. Let explain. HOLTZER-CABOT GAS ENGINE JUMP SPARK and M.. Our IIand-Book Patents will sent free on request. D WAT MOTOR .l:ulC>. One boy does the work four men. Louis, Mo.., LEIB ST. St. l\Ionev b:lcl;; for allY reason. Esb. Easily lucked or released turning handle. water during long periods the life t>f the cell. Net price $5, cas witlt orrle-l'. GILSON MFG. Louis, Mo. ''''ashing . YOU WILL MAKE MISTAKE YOU NOT WRITE FOR INFORMATIQN. Lowest cost because it delivers greatest available power per horse., Athol. ]6. with provision for circulation elec. The nature the support rna· terials and the method applying the active material the plates enable the cell stand dead short circuits without injury. Ours the Oldest agency for securing patents ; it was established over sixty-five years ago. M Broadway, New York B ranch Office. MO�M.. , concern. 695 Water Street, Seneca Falls, Y. Eight sharp cut­ tmg edges. i\'1ounted on wheels o�· tonl ls. Senel )'onr water pres;;nre and silt supply pipe. 3 One not too light properly lubricate and keep lubricated any bearing (ballbearing ordinary bearing). any battery any time for half the CO'lt bearing of new battery. how much it will cost, practical from archi· tecturaI and engineering standpoint ? These and other important questions relating the structure are discussed good, thorough. With engines llorse powerR. 1 for complete catalog today••teU8 all about how these high grade lilotors are built tbe largost plant the world devoted. /). vehicle manufacturer using the battery reports that charged ex· hausted battery A·4 cellR the rate of 100 amperes for short tin1('. TOOL MAKERS, EXPER I· M ENTAL PAIR WO ETC., Cincinnati, Ohio Fon G NSMITHS. State your requirement\> and get our adVIse. A Free Opinion the probable patenta­ bility iTlventi�n will readily gi. Ruby St. pipe. L O. Please mention the Scientific American when writing- advertisers through wide range, and may far hig]her than would safe with the lead battery. Send fOl Catalog I>o. Write once for generous sample bottle and Magneto Bulletin. BORBEIN AUTO CO. ]8-B.. LA FAYETTE, IND. The element made very com,;;act. Send for Lathe Catalog. DETROIT.!!!_ and B K TYPES FOR MARINE AUTOMOBILE and STA· TIONARY ENGINES SEND FOR LAT EST BULLETIN 557 THE flOLTZER-CABOT ELECTRIC CO. Sag naw; ich A. oxclusively the manufacture 2. bottles.water pres­ sure; lbs. 625 Wash .r MUNN COMPANY, Inc. swin�.00. Scale drawings of mac hine, construction details, subscribers' forum. Try One. All communications are strictly confidential. STAI-:'RETT CO.. Strong, sirupie and durable. Any mechanic can opprat e them easi Send for eatalol!. CO., Chicago, This our 58th year. Starts easier and quicker than any other eng:ine, occupies less space, is ess cum bersome, with less vibration, therefore adapting for either stationary, portable traction use. Lowest fuel cost for runs Gasoline, Kerosene- Distillate, Gas Alcohol and has perfect ubrication."w York and London. CIENTTFTC A:\I ERTCAN Sf' PP1. CO. Both free. illustrated article published in Scientific meric.00 SI'JIId tor 232 page catalog No. BIotor for grmding, polishing, fans, sewing mtwhines for Doctors, Dl'ntists, Urn;!' �:)��:Il��l�d;�lfe!�$e;:'����f9���ei�� i �:�· tor and pulle:v 'olll)� $2. ('at nlog free. Ball­ bearing, safety starting handles for all makes cars. WE LL DRILLING MACHINES Over sizes and 8tyles, for rilling either deep or shallow wells any kind soi rock. It will not run out and leave contact points dry. Patents and 11 Paten secured. S ENTI AME RICAN A ttache(J sny water faucet will deyelop lip to according: s i ze pipe and W:ltB!' pre!;,�llre.iliu(', in. From 9-in. A., 1 Legal Notices IN VENTORS are Invited communicate with Munn o., L'". I TilE J". THE POWER CONTRACTOR'S FAVORITE ENGINE. in. 361 roadway, New ork, or 625 Street, Washington, C. engine made has wide range use. pipe, Ibs. 918 Chestnut St. 'Publishers '1. 25c.,an Supplement 685. "FREE" Write for Catalogue.L, Write for Free Sample Manufactured by T Y C CO.l1lal'. ALOE CO. Yearly subscription, $3. In estimating the true commercial efficiency of road-vehicle transportation, the ton· miles obtained must compared with the total cost operation the vehi- cle, with due allowance for all-around reo liability., 2109 North Ninth St. Price cents. regard to securing valid patent protpction for their in­ v Trade-:llarks and CopyrightM registered. Send for catalo. Catalog free. BAR . Send for our Special Offer ! ------ ------ --- fiutomobile Running Gears WITH PRESSED STEEL ANGLE IRON FRAMES Also all styles bodies. J\dive Ag'ents wanted. The Sebastian Lathe Co•• 120 Culvert SI. Order yonI' motor hom dealer from us. Accepted the authority. two cylinder. EMEXT 23. each ' brought in- Istantly into u,e bal joint . SENECA FALLS MFG. sYz single cylinder. four cylinder. THE TEMPLE PUMP CO.cyc1e motorS. In this "can electricity" the solution s a mere liquid carrier ions-it has, O t speak, moods and tenses its own to catered the battery user. The Bible ofthe aero enthusiast, experi­ menter, builder, aviator and advertiser., Philadelphia, Pa. 1). Write/orcatalogue once, mentioning thispaper. DE P'T , /"'K'# TAPES AND RULES ARE THE BEST. \-Vorl{s day NigJlt-makes prints any lenvth. Price cents mail. THE SEBASTIAN IS-INCH ENGINE LATHE HIGH GRADE LOW PRICE Automobile Builders. connection. a ONE OIL COMPANY, BROADWAY, New York City. Order from your newsdealer from . Improved bucket wheel construction. A E-For Sixty Ye:m' the Standard the WOJ'ld for Quality. WILLIAMS, BROWN EARLE, Ine. Equip Your Car With the "Webster" Safely Starting Handle, positive its action, absolutely prevents injury from back-kicks, adopted part 0/regular equipmentfor lco cars., 50c. MIC . In charging, the rate can varied 3 One not too heavy-will positively not gum clog, collect dust dirt, harden dry out. trolyte because the latter constant, chemically, electrically and physically.• 46 "St " Foot aml ar Power Screw Cutting Au��t LathesFOR FINE, ACCURATE WORK Send for Catalogue B., and all newsdeal ers. On account the low voltage the cell, a vehicle battery given voltage must contain larger number cells than a lead battery, twenty-fonr lead cells being equivalent forty the nickel-iron cells of same ampere-hour capacity but the low voltage and comparatively high in· ternal resistance are disadvantageo1ls from the purely electrical rather than the vehicle point view., Manufacturers, 417 West 15th SI. -Whereas the lead cell the constitu­ tion (proportions acid and water) con· ductivity and specific gravity all undergo definite changJe during the cycle of charge and discharge, the Edison cell these ql,lalities remain unaltered. Only pel'feet small motor made. Don't scoff., 308 Park St.50, cnsh with or­ d(·r.ven any inventor furnishing with model sketch and a brief description the device question. stated that the cell im· proves use, instead deteriorating, and the company guarantees renew 3 One clear oil compound absolutely pure with just enough body oil perfectly the most delicate or sensitive action point., Dept. W.. For user:" Blue Print Paper pply Lanting Machines for making blue print paper linen. and states that pays better put over . pressure, in. Established 1872. Sent FREE" A. l3-in. The Express System Saves Money. WilliAMS BROS Ithaca. "Boosting charges"-given a vehicle battery when partially dis· charged, carry through a longer _period than its prescribed day's work-may given for hour's run at a rate two three times the normal charging rate and regular charge may be completed hurry starting at a high rate and gradually dpcreasing the rate..01' for Mechanics find Tradesmen. Manufactured the The Ke)Jstone Safety Starling Handle Co. For sale uno Co• Inc. CRAY MOTOR CO. makes Blue Prints, Black Prints and Brown Prints. - Every User Blue Prints Should Investigate the New EXPRESS System Blue Printing Automatic, saves half the cost. A. 361 Broadway, New York WHAI ONE MAGNETO OIL ? January 4., Port Washington, Wis. , 4" Walnut Street, Philadelphia, Pa. Don't take the side shows and miss the main show i the big tent. Garages, Repair and General Jobbing Shops find this the ideal lathe for their work