USRE3507E - Improved gasoline head-light - Google Patents

Description

1. B. TERRY. I Ga'soline Head Li ght.

Reissued June 15, 1869.

T/V5555; v

of said company, do hereby declare thet'ollownying drawings.

tovaporize said liquid either byinternal orex-' UNITED STATES PATENT OFFICE.

THE AMERICAN RAILWAYGAS LIGHT COMPANY, OF NEW oaK, N. Y., AS sIeNEEs, BY MESNE ASSIGNMENTS, on JOHN B. TERRY.

IMPROVED GAS OL INE HEAD-LIGHT.

Specification forming part of Letters Patent No. 72,697, dated December 24, 1867; Reissue No. 3,507, dated 9' June 15, 1869;

Be it known that JOHN B. TERRY, of Harteluded from the interior of said smaller cham- Oonnecticut, in vented certain new and useful The steam may be applied to elevate the is vested in THE- AMERICAN RAILWAY GAS- LIGHT COMPANY, of New York city; now, therefore, I, WILLIAM R. GRIFFITH, president opening into and receiving steam from the smaller chamber at h, or externally by means ofjacket surrounding the larger chamber, and ingto be a full, clear, and exact description of the same, reference being had-to the accompashown in red lines at D, Fig. 2 p

" To prevent the vapor orgas from being generated faster than it Is consumed by the burner, this apparatus is so constructed as to be selfregulating in the following manner:

Attached to the flexible diaphragm c is a' Said invention consists of an improved ap-- paratus for the head light or lantern for railway-locomotives,composed essentially of a receptacle for gasoline or other hydrocarbon liquid, so connected with the boiler of a locomotive that steam therefrom mavbe employed ternal application, and, iii-combination thereis such that In the normalcondition of the diawith, of a suitable burner for the combustion phragm it does not close themouth of the pipe ofthevapor or gas so produced and employed B; but if the gas Is generated more rapidly in the reflector-box of the locomotive. than required for the burner the pressure ous or capillary material, whereby it is converted into vapor in a more equable and unienters, or shutting it ofi' entlrely, according to form manner, and undue agitation and swashing in the containing-vessel are prevented.

invention; and Fig. 2 is a transverse vertical section of the same on lineacy,with the steam, the light. jacket applied thereto, shown in red line. So far as the volatilization of the hydrocarhe vesselA, which contains the gasolineor bon liquI other light hydrocarbon fluid, is of cylindrical er the steam be applied internally or externally or other suitable form. It is provided with a under ordinary circumstances; but in situaurner, a, opened and closed bymeans ofcoek tions Where the locomotive must be driven b, and with a supply-pipe, through which the throng Snows of great depth and in intense liquid is introduced. It is divided by a flexicold it is preferable that the heat be applied ble or elastic diaphragm of metal orother suitexternally by the surrounding jacket, as thereable material Into two chambers ofunequal di y the liquid is better protected against such drocarbon liquid,and the smaller is connected prive the burner of its supply.

communicating with the smaller chamber, as

with the locomotive-boiler by a steam-pipe,B It is well known that volatile liquids vaporwhich 15 provided with the stop-cock d, by ize with greater uniformity and freedom when held by the pores of an absorbent or capillary giues, produced bythe vapor of a volatile by- 1 substance than when in a liquid body. Great drocarbon' liquid generated by the heat of difliculty has also been experienced in carrysteam applied from the boiler of the locomoing a reservoir of liquid for illumination-upon tive, substantially as set forth. a locomotive, inconsequence of the jar and vi 2. The combination, with a hydrocarbon-liqbration to which it is subjected from the mouid'holding vessel provided with aburner or tion of the engine. These difficulties are obburners, of an internal coil for admitting steam viated in this invention by charging or loosely from the locomotive boiler to vaporize such filling the larger chamber of the receptacle A liquidfor the production of an illuminatingwith any fibrous, porous, or granulated mategas, substantially as set forth. rial, by which the liquid is absorbed, and yields 3. The combination, with a hydrocarbon-liq its vapor more freely and uniformly to the burnuid vessel provided with a burner or burners, er, while the swashing or agitation (which proof a surrounding jacket for admitting steam duces flickering and unsteadiness of the flame from the locomotive-boiler for vaporizingsuch V in burning) is entirely prevented. Forthispurliquid for the purpose of generating an illumipose the flue wood-shavin gs known in the trade hating-gas, substantially as set forth. as excelsior possess the proper degree of por 4. The combination of a. burner or lamp havosity and serve an excellent purpose. ing its flame supplied by the vapor of a hydro- The unusual and trying conditions under carbon liquid generated by the application of which the light of a locomotive has to beinainsteam from the locomotive-boiler with the retained has proved a serious obstacle to the sucfleeting-box known as a locomotive headcesst'ul operation of the various forms of lamps light, as set forth. which have been used, owing to the difficulty 5. The'combination, with the hydrocarbon. of maintaining aunii'orm capillary supply when vessel, of an elastic diaphragm and valve or liquids are burned direct, and of gaseous prostopper,operat1ngin connection with the steamducts when volatile products aroused in a plate induction pipe for the automatic regulation of of vapor; but by the within-described method the vapor generated, substantiallyas set forth. the application of steam from the boiler, which 6. The employment, for locomotive headis always in readiness when a light is required, lights, of porous, fibrous, or other capillary maenables the volatilization to be'mainlaincd and terial for holding the hydrocarbon liquid in the controlled in an efl'ectual manner, producing vaporizing-vessel for the better volatilization a reliable light of high illuminating power and by heat, substantially as set forth. applicable to any known kindof vapor-burner, 7. The use, in the liquid-holding vessel of and at a moderate cost. locomotive lamps or head-lights, of porous, The application of heat of steam or other calfibrous, or capillary material to prevent the oritic agent-for generating vapor from hydro-- swashing or agitation of the liquid under the carbon liquids for lamp-burners is not claimed motion of the locomotive, substantially as set broadly, as I am aware that the same is not forth.

new; but WM. a. GRIFFITH. What is claimed as the invention of the said Witnesses: JNO. B. TERRY is- I. A. DAVIS,

1. A head light or lamp for locomotive-en- K. N. JONES.

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