US1749103A

US1749103A - Fire-fighting tool

Info

Publication number: US1749103A
Application number: US222064A
Authority: US
Inventors: John C Kortick
Original assignee: Individual
Current assignee: Individual
Priority date: 1927-09-26
Filing date: 1927-09-26
Publication date: 1930-03-04
Anticipated expiration: 1947-03-04

Description

March 4, 1930. A.L c. KoR'ncK FIRE FIGHTING TOOL Filed Sept. 26, 1927 lh \\\\\\\\\\\\\\\\\\\\\\NN? INVENTOR. JOHN C. /foRr/c/-r y. A TTORNEYS.

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Unire-D STATES Alinf'lla:Nr OFFICE JOHN C. KORTIGK, OF SANFBANCISCO, CALIFORNIA Finn-FIGHTING Toon f Application filed September 26, 1927. Serial No. 222,064.

My' invention relates to improvements in mitting the blade 6 to be removably secured lire fighting tools,and it consists in the comto the part 3 vandwlien so secured to be,k prebinations, constructions, and arrangements vented from accidental withdrawal from the hereinafterdescribed and claimed. v part. Many tools having detachable blades A 5 An object of my invention is to provide a are unsafe, because the blades oftentimes Hy 55 fire ghting vtool in which novel locking oifl while the tool is being used. To overcome means is provided for rigidly securing the this objection I have provided a head 5 of the bladefto the handle, this means preventing shape shown inFigure 1 and have mounted the accidental flying oil" of the blade from this head upon the threaded portion 8 of the 10 the handle, and also preventing rotation of part 3. The end of the part 3 is upset as at 9 60 the blade with respectV to the handle. `and this construction rigidly secures the head p v'A further object ofmy invention is to pro- `*to the part 3 and also prevents rotation be- 4 .vide a device of the typedescribed which is tween the two elements.

lextremely simple in construction, and which The blade 6 has a wedge-shaped opening 15 is durable and efficient for the purpose `in- 10 therein', see Figure 1, through which the c5 tended. Y f i head 5 may be threaded when the blade is l Other objectsk andvadvantages `will appear turned `at righteangles to that shown in Figyin the following speciiication, and the novel ure 2. Thefblade when being mounted upon features-of my inventiony will be particularly the part3 is tilted at an angle with respect i pointed out in the appended claims. to the head 5 so that thel head may be moved ,70

'e My invention is illustrated inthe aecomthrough the slot 10. The blade is thenturned panying drawing'forming apart ofthis apinto the position shown in Figure 1, and is l plieation, in which v: Y v y moved up against the head in order to cause i v, Figure 1 isa perspective view of the depins 11 carried by the head, see Figure 3, to vice; v ,f Y l n enter openings 12 in the blade 6. The pins 75 Figure 2 is a'section along the line 2-2 prevent rotation of the blade 6 with respect yof'Figure l; e v to the head. Figure 3 is a section along the line 34-3 of InV addition to the head 5 I provide a lock- 7 v'Figure 1,; and e ing plate 13, see Figure 4. This plate has a 30 Figure lis a perspective view of a part of large opening 14 for receiving the part 3, two 8o the device. l smaller openings 15 for receiving the pins 11 ,In carrying outI my invention I provide a vand a lug 16 receivable in the slot 10. After f handle 1, ywhich is constructed ofa wooden the blade 6 is `moved ontothe pins 11, the n Apiece 2, and a metallic piece 3. The piece 3 plate 13 is moved up against the blade so that 35 vhas aferrule l that is disposed quite a disthe slot 10 will receive the lug 16. The S5 tance from the head 5 of the piece. This conblade and plate are now secured to thehead struction is for the .purpose of removing the k5 by means of a wing nut 17 that is rotatably wooden part kof the handle quite a distance mounted upon the lthreaded portion 8. away from the blade 6, so that the wood will From the foregoing description of the va- 40 not likely be charred by they flames.V I have rious parts of the device, the operation there- 90 f found that when the ferrule is disposed adof maybe readily understood. l K jacent to ,the blade and the wooden handle The plate proper may bey of any shape f mounted in the ferrule, the Haine will heat the desired so that the device may be used for ferrule and will char the wood to such an expurposes other than fighting fires. I have tent as to loosen the wood within the ferrule. found, however, that the blade having teeth 95 By disposing the ferrulea suitable distance 18 and a beveled cutting edge 19 is best away from the, blade kI overcome this disadapted f-or righting forest fires. advantage. A rivet 7 secures the wooden I have also explained how the blade may yhandle 2 to the ferrule 4.. be removed from or attached to the part 3 n Figures 2 and 3 show novel means for perand how all of the parts are locked in posi- 100 tion by means of the Wing nut 1'?.` This type of rigid locking construction for securing a blade to a handle is needed in tools of the character that must accomplish more Vthan 5 ordinary Work. The other feat-ure .of novelty lies in the fact that the handle 1 has a relatively long metal part which spaces the Wooden portion of the handle 2 a siiiii'cient distance away from the blade 6.

10 Although I haveshovvnandy described one embodiment of .my invention, it is to be understood that the same is susceptibley of' various changes and lreserve the right to empl-oy such changes as may comevvithin 15 the scope of the appendedclaims.

4Imam: fire fighting toolfcomp'rising a handle lia'ving'an enlarged end, vabiadiei vhaving an -'opening tor receiving s aidend, booperating o -meaiis carried by said blade and said end for preventihg rotation of said blade With respect tfo s aidrend, a clamping member having alng receivable in l'the blade opening and `means for moving said member against 'said 5 blade;

2; A tool comprising a handle having ran enlarged head, a bladehaving aslot for receiving the head', ings disposed at the ends kof the head, 'said blade having lugme- 30- ceiving openings', a clamping member slidable on the handle andhaving a lug receivable in said slot, ysaid member having Iopenings forreceivin-g saidl lgs, and a Wing nut threaded'o'n thehandl'e for bringing the 35 hea blade and clamping member into abtof the head, said blade havinglng-r'eceiv-in .ting relationt ,i 3.' A tool comprising `-a handle having Van enlarged he'ad, ablade having a slot for l're-y ceiving the head, lugs disposed at 'theC ds openings, a clamping member slidable on thtd handle and having a lug receivable in said slot, 'saidanemberhaving openings for rreceiving said lags', and avving nnt threaded on '4'5 the handle for bringing the'head, blade and Vclamping member into abutting relation, the lng on said clamping member being disposed at one end of said slot `vvhi-lefthe handle is disposed at the other end of the slot.

- 5 0 4. A tool comprising Va blade having a slot therein, a handle having a head insertable through the Slot, said head being ,designedk to abut against-one side of 'theblade, a clamping member for abutting against the '55 'opposite side of lthe lblade and carrying a-lug receivable in the slot,.and cooperating means carried by -said head, blade and clamping member for preventing the rtatin of said blade onf's'aid handle.

'6'0 Y Y JOHN c. Kontron.