US668725A - Lamp-burner. - Google Patents

Description

P'a tontad 'Fab. '26,; [90L 4 F; T. WILLIAMS. LAMP BURNER. (Application filed Dec, 18; 41900.|

(Nu Iodal.)

o o o o o m o o v WITNESSES INVENTOR ATTORNEY TNE uunmsyrrms 00,. vhormuma. WASHINGTON)! c.

iTEE STATES PATENT OFFICE.

FRANK THEODORE WILLIAMS, OF MERIDEN, CONNECTICUT, ASSIGNOR TO EDWARD MILLER 8; COMPANY, OF SAME PLACE.

LAMP-BURNER.

SPECIFICATION forming part of Letters Patent No. 668,725, dated. February 26, 1901.

Application filed December 18, 1900- Serial No. 40,281. (No model.)

To all whom it may concern: lindrical wall D is centered with respect to Be it knownthat I, FRANK THEODORE WIL- the tube B, so that the aforesaid air space or LIAMS, a citizen of the United States, residing passage will be of substantially uniform size at Meriden, New Haven county, Connecticut, entirelyaround said wall D Obviously other 5 have invented certain new and useful Imcentering means might be provided.

provements in Lamp-Burners, of which the 7 E is a stationary spreader perforated to following is a full, clear, and exact descripform air-passages. The spreaderE may have tion. a suitable support'for example, the center My invention relates to oil-lamps of the rod Fand it is preferably adjustable there- 1o central-draft type, and particularly to the on, for example, by means of the nuts F F burner construction thereof. The spreader E projects downwardly into the The chief object of my invention is to prewall D of the guard D; but the size of the vent unsteadiness or flickering of the flame. lower end of the spreader is such that the This I accomplish by means which cause the guard D is free to move up or down inde- 15 products of combustion to be mixed unipendently thereof. E is a bead or projecformly in the most efiective proportions, so tion formed in the side of the spreader E, .that when lighted a flame of steady cha'racwhereby the upward excursion of the guard ter is produced of practically uniform height D may be limited. The point of elevation of around the burner. Incidentally the conthese parts may be'varied when the spreader 7o 20' struction may be such that the wick cannot is adjustable by raising or lowering the latbe raised to an unnecessary or dangerous ter on the center rod F. height. Another feature of value is that the In Fig. 2 I have shown a modification in means employed may be used asan extinwhich instead of providing a bead or projecguishing device. tion E on the spreader to form a stopto limit 25 In the drawings, Figure 1 is a vertical secthe upward excursion of the guard I have tion and elevation of a lamp-burner of my formed a ledge D at the lower edge of the improved construction. Fig. 2 is a vertical wall D which ledge projects inwardly, so section of a modification. Fig. 3 is a vertithat when the wick is raised,and thereby the cal section of another modification. guardsay from the position indicated in 0 In the drawings, A is an outer wick-tube. dotted lines to the position indicated in'solid B is an inner wick-tube. C is a wick movlines, Fig. 2the ledge D engages with the able between said tubes, which wick may be lower edge of the spreader E, which, being raised or lowered by any Well-known wick-lift stationary, acts as a stop. device. (Not shown.) In Fig. 3 I have shown another means to 5 D is a flange or guard resting upon the top limit the upward excursion of the flange D, or upper end of the wick C, which flange or and thereby the wick, said means comprising guard is perforated or slotted adjacent to the a bridge or skeleton bottom D across the botinner side of the wick, as indicated at D. tom of the wall D which bottom D has a These perforations are provided to afford a central opening through which the center 40 gas passage or space adjacent the inner side post F projects. F is a nut carried by the of the wick C. post F said nut being larger than the open- D is a wall depending from the flange D. ing in the bottom D through which said post This wall D is of such a size as to leave an passes. Consequently when the wickis raised, air-passage between its exterior surface and say,from the positionindicated in dotted lines 5 the interior surface of the wick-tube B, so to the position indicated in solid lines, Fig. that air flowing through the wick-tube B will 3, it is prevented from being elevated beyond pass through said passage,- as indicated by the point where the bottom D engages with the arrows, Fig.1, and supply air to the root the nut or stop F. of the flame at the inner side of the wick What I'claim is 50 when the same is raised, as shown. Nibs or 1. In a-device of the character described,

bosses D may be provided whereby the cyin combination, an inner and an outer wicktube forming between the same a wick-passage, a guard adapted to substantially cover said wick-passage, perforations in said guard adjacent the inner edge thereof, a wall depending from said guard and projecting downwardly into the central wick-tube but spaced apart therefrom to afford an air-passage to the inner side of the wick, a stationary perforated spreader projecting downwardly and loosely into said depending wall.

2. In a device of the character described, in combination, an inner and an outer wicktube forming between the same a wick-passage, a guard adapted to substantially cover said wick-passage, perforations in said guard adjacent the inner edge thereof, a wall depending from said guard and projecting downwardly into the central wick-tube but spaced apart therefrom to afford an air-passage to the inner side of the wick, means to center said wall with respect to the inner tube, a stationary perforated spreader projecting downwardly and looselyinto said depending wall.

3. In a device of the character described, in combination, an inner and an outer wicktube forming between the same a wick-passage, a guard adapted to substantially cover said wick-passage, perforations in said guard adjacent the inner edge thereof, a wall depending from said guard and projecting downwardlyinto the central wick-tube butspaced apart therefrom to afford an air-passage to the inner side of the wick, means carried by said wall to center said wall with respect to the inner tube, a stationary perforated spreader projecting downwardly and loosely into said depending wall.

4. In a device of the character described, in combination, an inner and an outer wicktube forming between the same a wick-passage, a guard adapted to substantially cover said wick-passage, perforations in said guard adjacent the inner edge thereof, a wall depending from said guard and projecting downwardly into the central wick-tube but spaced apart therefrom to afford an air-passage to the inner side of the wick, a stationary perforated spreader projecting downwardly and loosely into said depending wall, and means to limit the upward excursion of said wickguard.

Signed at Meriden, Connecticut, this 15th day of December, 1900.

F. THEODORE WILLIAMS.

Witnesses:

I. B. MILLER, E. A. VANCE.

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