US794067A - Wrench. - Google Patents

Description

No. 794,067. PATENTED JULY 1, 1906.

J'. E. AUKERMAN'.

WRENCH APPLIOATIDN FILED MAB.10,1005.

ATTORNEYJ Tll l nit Watrrnter'l July t, ltiitifi,

ii in Milt l ililit'li il h ,i n norioa, w iai i were.

Application filed l'ilareh 10, 1905. Serial No Wilt L67.

lie it known that l, iloi nl i i. lionl-i'mllin residing at Valley rimirtioln in the county ol iiionroeand hltateol 'l' iniiioneim have invented anew and lniprored iiiinstruction ol Wri'ineh, ol' whieh the l'(. llowin;5 in a. Hpeeilimltion.

lily intention partiii-nlarly relates to improvements in that type ol' wrenehes haying a sliding jaw and ilitlltiivrhfl'fil' grip, meana lor holding the eiiding' jaw to its :n ljnated positions; and niy'said inventionSeeks to provide a wrenel'i ol' the eharaetcr stated ol' a dimple and eci'inomieal eoiinlrnetion eoinposed ol hnt two pieeea in which the :nljnstn'ient ol the parts can he quickly eliected and a powerl'nl leverag applied under ijn'dilniry halal-grip pressure For anetainiing the sliding jaw to its adjusted position and in which the two memhere have sneh eonntrimtioi'i and cm'ipraation that when the ilitllthtl'l'itl is applied the sliding jaws will he iiositively held interlocked and from ii'10t"iiig away l'rom the object eiam zied.

lt'liy il'lVQiItlOD eoneieta in the peculiar eon strnction ol the two nn-nihere, and especially the (miniiination oi partr n wherehy a donhle grip is applied on the main jaw and at each side ol' the l'nlcr|nn-pointoi the leveror movahie jaw, all o'l' which will he hereinalter Inlly dencrihed, pointed ontin the claim, and illnetrati-id in the aecompar ying drawings, in WI ieh--- li ignre 'l is a perapi-active View ol my iinproved wrench, showing the manner in which it ia need. i ig. is :i vertical section ol the name, showing the two ni -mhers adjusted to permit ol freely siiding out the hammer jaw and its handle. Fig, 3 is a HllllihtlVitBW allowing the position elf the two lnenihera when arranged to grip a nut and illnatrating' the manner in whieh a donhle grip one ahorc and the other helow the pivot or l'nl erin'wpoint, in cil'i-actrdl l iex l is a trani-werae Seetio'n laken on the line i 4 ol Fig. 55, and l i 5 illnatratee the two parts that constitute my improved \VlQlliJil eepaiateiill in the prarticai conatrnetion my wrench eoneiati i ol' a main or atationary jaw 1/. integrally l'ormod with its ehank 1/ and lrm'ingthe outer or heel end nhaped to term a han1- mer-hcad fi its shank lacing of uniform ree tang'nlar Shape in cross -aection its entire lei'ro'th with the outer edge nearthelower end l'ormed with serrations or teeth 1/, the reasol'i For which will preeentlj appear.

Vl'i designates the eomhined slidingand lever memher the nppcr end ol which in formed with a jaw l) that opposes the jaw a and has its heel portion l" lormed with a rectangular a nntnre l'or the pasaae'e ol the shank u" and l to provide [or Freely sliding the shank tlnn'ein. Plaid aperture /1 in ol greater width than the shank 1/ as clearly shown in Fig. 2 At a point some distance holow the jaw 11 the shank or lever har U han a seeond heel portion 6, that extends hack and has an opening 6 similar to th aperati'lre in the other heel ll'lUllliJOl' l" for the l'ree paesae-e ol the shimk it. At a point hetween mcmhors l7" and b the lcrm har /1"' on its inner edge has a rounded projiiwtion U, which forms the lnlernni lor the lever-liar 6 ae it engages the adjacent edge ol the opposing shank.

tie tar as deaerihed it will he readil, appar ent that the projection Fnvlnieh is preferahly located near the jaw A while acting as the fulcrum tor the har lfalao SP1 to normally hold the two members 1/ and 0 in such alinemeat that the memhm' (can he Freely pulled out ol the apertnred heel portion ol the jaw 71 and the apertnred heel portion 1 and, l'nrthen-more, hy reason o'l the manner in which the l nlerun'i engagee the ehank u a powerful leverage is elleetcd on the l aee Xi ol the heel memher ol' the jaw I: to eanse ,aid l'ace which also preferably sermtml, as shown, to tightly bite or grip the nerratial edge of the shank o. 'lohold the two meinhers lrom heeomine' aeeidentaliy' separated when the wrench not in nae a eelescrew (.1 may he inounti'id in the outer end ol the lower heel portion of the member it, which when tightened will engage shank it and hold the two parts it and ii lirmly locked together.

llaviinr time deserihcd my inventiom what i claim, and desire to secure hy liettere ll"at ent, ie-

The hereinhelore tifimfl'iiitfl improved wrench, comprising :i l'nain aw and Shank,

inner wig-0 at :1 point between the two siotteii heel pnrtxions, all being zirmng'm'i mihstninbiziiiy as shown and described.

JOEL E. ACK Eifb'iANi the latter being 01 nnil'orm shape throughout its lengtln a Sii(ii1]} "j2L\V and shank, said sliiiing jaw having- :1 sinttmi heel-piece, the sliding shank having a siottmi extension, said (ixtension and siotimi heal-piece being:u'rzmgmi to Siiiinhiy receive the npposing jmvshnink, the sliding shank having n, projmction on its W i1 nu ses:

E. J. Hi-nwvrniin (if. A. KING.

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