US1425321A - Rear sight for rifles and like small arms - Google Patents

Description

H. R. L. ETHERINGTON.

REA? SIGHT FOR RIFLES AND LIKE SMALL ARMS. APPLICATION FILED ]AN.21, 1922- I Patented Aug. 8, 1922.

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'llllllllll uluufi G e B ein nd De te sidine; nte n the oun y of Mid le e t Eng UNITED STATES HABRX REGINALD LEYGESTE-fi ETHERINGEBON, F PINNER, ENGLAND.

REAR sleet rel f meme AND 14m: SMALL ARMS;

Specification of Letters Patent; p m ga I telt e ett ee J l 2 192-2! r tNe-eee e To alleahom it m gty concernk f;

' Be 11; known that I, E Y Realm-tn) LEVY" CESTER ET ERINGTON', a stibjec t'olf the King like'Smzill Arms, of which the follg tvir gg is' ticil end horizontal I ere tvhio fcomprise e sm ll hole capab o ver;

bar el it he i hes. "t 't' s 'i e he P vision-of. impevel Int n e e ing h Pet tion f th P rtt ret n -I m t e sig t Wh h he'e ze e d 1 shep of e ep t ie can be vette With limits. Another object of the invention is to eilehle the adjli stmeiit -f the epertilre forming the sight to he performed 'Without V t 'Y i he postm n o thee em ttt ee f fyi g the Sig ting devi e reletlve to the rifle 'or't e lik A. t l f rti bbjeet Qt hie'in r i t is t e Pre eet e e ei t tthetype pe fled Whieh is f simple eo eitri ction and e e -t be. memtteiet red bo h! e p re l nd lR e Y With th bev bi ete n Vie the in rue ee en m iinle iee- 'ef Pe he ft f y eee ihed feed ele im j I th e emp iyit tl ew i g lit lf e v f x e t on e enler d e e e'etth s ghtin device I h e s t see l ion line .2 of g re Fig. 3 i tenteletet enet them b dye ett iig. is'e eet e 111.16 474] of F15;

F g- 51s a w in e v tien tithe in t time Of one Qt he weary iseet 6 is a View in ele'vatiohof oneof the l t evere n e des F 7 eit fle i e deeleve ien. of sight un e n th t l; 0t rifl e d r s-I 8 e 9 re i r mma ic, l s

l tet t g th et ti n Qt he l e fer e e x ttieee er g v e' peei ne t he sig 1 1g. eperture. r i .r t

o hed e mg in whleh e m ey it ttie tl tt imte r etbedg tetttt, t

ent in reIetion termite the ep ttures flir e s in Figlqlrev 7 niehedv With e een reil di pe d aph agm receive sliding elements, 5,; .6. fiirlf i shed With en relly d p d,- el nged QEPQUJW'QS' 7, 8

Pen'ge tet g t e glestegthe digeetign of n oyeme t of stud slides. r Ihe ends'fqtjthe QYl DdH I member 1, erelvqlosedhy' niet ri s of e ery dis s 9, urn hed with epertu 11, 12 the centres of'wh'ieh are coincident v with the axis of the body part '1; Thelcliscs 9, l e e tum e ed en th nt r fa e 'With e ie gt 'eve' l3, t e'id etively dep d, 9. fe end e ee Wl "piee t. prete o. l6; nth Perte 1 6 t ove a t g t angle e e teh th r end v am 8v etquel w rdt s th per r Qt P ei A'i el en By arrangin'gthe, elemegite fi alnd squ r -them By arrang ng sai eme mQ-VB at ether" ete e, te" op ,enet e'rft epe t'ure r p ep y be eve hemb c form. Alternatively by. making onejofthe eter u e. 7 e d w dfi hen he the the -teer r e peep? A; may b gi en a we teegtl r rhe lb-e efef'm, eee tiee to it 4 .7 l heee lee whleh the elemen s? and eyelids tion consists of certain novel gletgils of con;

n' rele Qt to r h ther t ere mill d e -ethe w s' term d e shown [17 to give a grip when ibis desiredto r0- et-s u ed et 9 th esl Qthe ent re of th elip 1 re nre de Wi t etet-e 13m-v je ctions 20, 21 ere herlt over; a ge nst h tee s ef the diee t the pte-j e et 20 be ng ee eng d m e' es peintere endto t t h ree t e t ne h, the di ee -i he eds 1 is. e ed, by. 'p l tt .23 pivted et 2 te e beee pe t 25eep ing: 26 being provided for mei tai ing the pillar in pe it n whe in I he itel te de egainst' the stoek 2- asshown by .gletted In. de ribing t ope a i n t the: eig

reference is made to the diagrammatic views 8 and 9, the. Centre part of which inlt ill lines shows the peer. thee '9, that is, the disc see ng. he y e d tett e e am o v y th p ei ttefthe li es the rotary discs ,0. ye 2tv retoi iin'g fit 7 in the body 1 and the ome im gr. edgesv represents the graduations on the far disc 10 as it vyoulcl; appear. when viewedin, the; folded down position. Assuming the aperture A to be in the" dead 'centre, 'and' the- I graduations 9 and 9 on the discs are oppo-" c site their respective pointers and further that it is desired to' drop the, aperturever- I, tically, the disc 9 is r'otated'in ananticlockwise direction say until the graduation marked 3 is opposite the pointer 2O as shown in Figure 8; this will liavecailsed the slide etomove downwards thereby dropping the slot 7and. c onseq,uently the aper fure 9.

I ture A. it is desired to raise the aper- I ture "Aland at the same timeto shift same to the left, the disc!) is rotated in ,a vclock- "WlSG I direction say' until the pointer .20 is opposite the graduation 12 which1r'aises the "aperture,and thedisc 10 is rotated in an anti-clockwise direction.sayi ntil the pointer; is opposite the graduation 3 which moves the aperture to'the left as shown in Fig- It will be appreciated th'atfth theatre A may be 'move d-Y to any desired position I Within the areabf the apertures 11, 12' in the discs 9 10 and that a irecord 'may bed kept of the positions.

The sliding 'elements'etlfi any desired 'be formed with slots'o'f varying widths and:

a slide having a slot of one width m y be usedin combination with aslot of a differ raised surfaces 28.

I ,entiwidth so that the shape of the'actnal jsrghting aperture maybe varied, as: de.-; 85

sired.

For; the purpose, orjavoiaintniaaami1 contact between the inner faces of. t h e rotary discs 9 and and the outerffacesj of the sliding elements'5 and 6, the' latter are with 'the minutely preferably provided whatIclaimisz I 111A rear sight for rifles an d'lik'e small "armscom'prising body part fixed to 'the stock of the rifle against either vertical or lateral movement relative to said stock, a,

, pair ofslotted' element's. adaptedto slide at asui'tableanglefto one anotherin said body part, and means for imparting a"*sl iding movement to said slotted elements pendently of one another.

'2." A rear sight for rifles arms comprising a shallow cylindrical memher a centrally disposed diaphragm in "said cylinder having a transverse recess in each 1 rating discs'a'nd said sliding 'elemcntsj'where v rotary move lien of sa id dii'scsimpartsaj slid ng movement to s'a1d sli ding elements.

I adapted to be mounted on the stock ofthe arm acylindrical; element carried by said pillar, a pair of apertured slidlng elements mounted in s'aid'cylindrical element so as "to be capable oi' movement at an angle to one-another, two apertured discs'each rotatably mounted insaid cylindrical element and havinga spiral groove in'its inner face, and projections on the sliding apertured elements which engage said'spiral grooves.

4. In a rear sight for rifles and-like small arms the combination of I a hinged pillar adapted to be mounted on the stock otfthe arm, a cylindrical elementcarried by said pillar, a pair of apertured sliding elements mounted'in said cylindricalelement so as'to be capable of inovement'at 'right angles to one another, two apertured discs "rotatably mounted in saidcylindrical element and eac having afspiral groove on itsjinner face,

projectionson the sliding a ertured elements which engage said spira grooves, and

means for maintaining .sald rotatable: discs in position relative tofsaid cy'linderQJ.

5. Inarearfsi'ght for rifles and like small arms the combination of a pillar adapted to ele1nent,, tfwo' apertured "discs rotatably mounted in the ends of said'cylindrical eleiment and each ,hayingsaspiral groove inlits inner face, projections on the, sliding aper tured element whi e ag fielder-1x grooves,' means, .for ma ntaining" sa d r0- rtatable discs "in position relative tosafidlcybe mounted on the stock ofthearrnt a cylindric al element carried by said pillar; a pair I of apertured elementsfmou'nted to slide at an angle to one another ;in said'cyl indrical 9| lindriealelement', andmeans for indicating the positions ofsaid rotatable discs relative to thecylindricalelementf 6. The .combinati'onin a rearfsightf for sliding-elements mounted in said cylinder so as to move at right'angles to one l another.

each of' said sliding elements having an aperture of rectangular shape, two apertured sliding aperturedelements which engage the discs, I

17. A rear sight for rifles andililieismall arms comprising ,a hinged pillar adapted to v. b m un ed. o t l otk 9f e m fa y i de r ied y aid l n wo, i.. id 7 elements mounted in I said cylinder I so as to move atright angles'to'one anotherj eachof said sliding elements having :an'apertnr'e of I rectangular shape one of said apertures be- Iing of greater width than the'other; 'two' I I aper tureddiscsj' rotatably mounted on said arms the combination of 'ahingedpil lar cylinder and ea'chhaving aS'piral groove in rifles'andlike small arms of a hinged pillar adapted to'ibe mounted on'thestock ot the arm, a cylinderqcarriedby, said pillar; two 7 spiral gr Q esin-therdtatable apertured I V its inner face, and projections on the two sliding apertured elements which engage the spiral grooves in the rotatable apertured discs.

8. The combination in a rear sight for rifles and like small arms of a hinged pillar adapted to be mountedon the stock of the arm, a cylinder carried by said pillar, two

sliding elements mounted in said cylinderand like small arms a hinged pillar adapted to be mounted on the stock of the arm, a;

cylinder carried by said pillar, two sliding elements mounted in said cylinder so as to move at an angle other than a right angle to one another each of said sliding elements having an aperture of rectangular shape one of said apertures being of greater, width than the other, two apertured discs rotatably mounted in said cylinder and each'having a spiral groovein its inner face, projections,

on the inner faces of the two slidihgaper I tured elements which engage the spiral grooves in the rotatable apertured discs, means formaintaining said rotatable discs in position relativeto the cylinder in which they are mounted, and means for indicating the positions of said rotatable tive to saidcylinder.

HARRY REGINALD LEYCESTER ETHERINGTON.

discs rela-

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