US1432952A - Slice bar and tongs - Google Patents

Description

0. F. BERGMAN.

SLICE BAR AND TONGS. APPLICATION FILED DEC.24-, 1920.

Patented Oct. 24, 1922.

. v A v Patented Unit. 24, 1922.

To all whom it may concern:

Be it known that I, OLOF F. BERGMAN, a citizen of the United States, residing at in the county Indiana, have invented certain new and useful Improvements in Slice Bars and Tongs, of which the following is The invention relates to a slice bar and tongs combined and cooperating in one implement for removing clinker and slag from Gary,

a furnace.

Fig. 2 is a similar View showing the device at right angles to Fig. 1.

Fig. 3 is a perspective view of a portion the device showing the slice bar and of tongs.

In all of the views the same reference characters are employed to indicate similar parts.

or 12, is a pointed, as

The tongs consists of two handle members 5 and 6, the latter being longer, extended beyond the former, as at 7, and having at its terminal a loop 8 for dling. The shorter arm or handle is provided with a terminal hook 9 which engages the handle 7, for holding the two members together. The member 5 and the member 6 are pivoted together, as at 10, the former being laterally extended beyond into a jaw 11 and the latter into The jaws are spread apart, as at 13 and 14c, and extending from one of the members 11 prong or slice bar 15, preferably and extending laterally of one of the handles 5 or 6 in direction oppo- OLOF F. BERGI-IIAN, 0F GARY, INDIANA.

SLICE BAR AND TGNGS.

Application filed December 24, 1920. Serial No. 432,915.

and 12 extend.

of Lake and State of a specification.

is desirable to be opened and from the furnace.

efrom.

art from the draworder that clinker while the for supporting it or clinker.

convenient hancakes or, chunk ing the latter the pivot a jaw 12.

other for serving the narran sraras in using the device the tongs closed, as shown in Figs. 1 and splice bar 15 may be introduced grates to clean the slag from between them to give the fire the necessary air. hen it remove slag, the to the cake of while a portion of the sl the prong 15, to support it In this w 15 answers the double purpose ing to the ease with which the slag may be removed from the furnace, cooperating with the tongs for this purpose. tongs being turned in the tion from that of the prong vices do not interfere with e they are being operated separ cooperate with each other un where the tongs alone could conveniently as a means for li or clinker from the furnace.

Very frequently large cakes of clinker or slag will accumulate in the furnace and, in

an active fire may be preserved, 75 the clinker must be taken from it, and therefore, the tongs may be used to seiz describe VVlnle I have herein show bodiment of my invention f site to the direction from which the jaws 11 may be kept 2, when the between the ngs may slag grasped, ag may rest upon while being lifted ay the prong of contribut- The jaws of the opposite direc- 15, the two deach other when ately and they der conditions not serve so fting the slag e the prong serves as a means and cooperating with the tongs for convenience in removing the slag Of course when using the device for the purpose of lifting the clinker should be turned in substant zontal plane and placed u the prong 15 ially a horinderneath the of slag or clinker, supportupon its upper surface- In cleaning the grate fire of the furnace there are two operations that are essential: one to clean the slag from between and the other, to remove the furnace. and these two dev separately and properly cooperate with each d purpose. n a single em- 95 or the purpose the grate bars,

slag from the ices are operable and one short; a hook on the short handle to latch it to the long handle; a pair of tongs, one on each handle extending laterally l'romthe hinge and a slice bar extending from one handle in an opposite direction.

In testimony whereof I hereunto subscribed my name.

OLOF F. BERGMAN.

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