US1702063A - Repeating firearm - Google Patents

Description

C. G. SWEBILIUS REPEATING FIREARM Feb. 1.2, 1929.

Original Filed Feb. 9, 1925 my///////////, Ws.,

.and'iat-@12,1929;^

n object of this invention isv to normally *maintain thefcartridge ejector housed withthereceiver; when thefbreech bolt'is yin a pre- 'e,determinedV position` VThe cleaning of 'the gunis Jthus''facilitated as-there is no projec- "tionfor thecleaning rag to catch on. A j "Azffurther' object is a simple operating V`ine'aiishfor thetake-fdown 'lock bolt.`

operating spring. y y Accordingtothis invention, the ejector 1s pivotally mounted 1n a groove in the receiver bythe breech'boltkwherebythe spring is tenlhe'stakedown lock bolt is operated by an eccentricV mounted in the stock of thejgun.` The endre'sting'on the bot-tom ofthe receiver.

dejelevation.; partially in section "of a lrifle g breech-dosed, Fig.-3 Ais a similar view with v the breech open, and-Fig. 4 is a plan view of l the sear'sp'ring.'

tirent wall. V A breech bolt 12 is reciprocally s 'throughthe :medium of anaction rod 13. :Slidably vmounted inthe` breech bolt isv a lockf ling. bolt 14 which seats-.in a socketV 15 in the topwall of the receiver to maintain the breech 'boltinbreech closing position. The locking bolt, breech bolt and action rod are associfated inthe manner disclosedv in the patent to Swebilius et al. 1,110,837 granted September 15,1911.` 1 v 4. sear 16'is slidably and pivotallymountfed f inthe receiver and has a portion 17 cooperat- "ing-with the action rod 13 and a lug 18 cooperating-with ashoulder 19 on the hammer-20 to preventjthe unbreeching of the gun, all ac- Y "*c'ording to the disclosure in the aforemen- I"tionedpatent.-V Y' Y f y' A'lea'f spring 21v has an end fitting in avslot inthe searl.l The other end of the spring rests onlthe bottom of the receiver and is Venlarged to extend the full width of the v'freceiven The spring ,is thus free to slide swiimniusfor lil This invention relates 'to iirear'ms andi-riore pecially to magazine rifles of the take-'down v e 'v f 1 withjthe action rod 13.v

"i-ina wallA ,of the receiver Aand project it into Andditionalobject -is yan improved searffandis held retractediby a spring ony `jfwliichiis provided aprojection to be engagedsion'ed 'toprojectithe ejector into the receiver.

sear-is-operated by a leaf spring havinga flat .c ,bolt is provided with a shortggroove 31 near Referring n owto the'drawings, Fig. 12 isa' 'its rear end Vand a long groovev 32 Ilea its 4ernlcofdj(ing the'V invention, Fig. 2 is a hori-r. Zontalsectonthrough the receiver with the' the ,breech'bolt .reciprocates v f 'NreceiverlO supports a barrel 11 from lits 5 'mounted in' the receiver and is operated' ejector and breaking it E.-

g mam `I I RErEArrNG rimiAitM. i"

*Application mearebruary 9, 1925,'Vseria`11vo- 7,808'. nenew'edrecembe 27591928.

when the-Sear isreciprocated andalways'eX-A ertspressureto v'keep 'the lug 17 in yContact,

Inone side wall ofthe receiver is out a groove 22 in :which is mountedca' 'cartridge ejector 23.1-v One'end of thel ejector is pivoted on a screw 24 and the other 'endl is adapted to swing .out into the v'receiver in .position to groove.: The 'end otthe'long leg tits in l a slot in thepivo'ted endotthe ejector and the endl of the short legbearsagainst the. bottom of the groove `22.1y Inf the glon'gjleg, is provided a hump whichv projectsbeyond the groove.

. In alignment'Withithelspring 26',the breech Visgroovedto form anextension of the groove 32. This arrangement 4leaves a 'portion 33 cci f Aeject a Acartridge heldv by the extractor hooks of thebreech bolt to engage the hump 30 as.l v

v"lhespring 26 normallyex'erts pressure the ejector 23 to hold-it within the groove 22k as shown .in As thebreech boltiis moved rearwardly lfrom thefposition-shown' in Fig. 2, the hump 30is'first received within,VV

thegroove 31 and then engages.I the portion 3350i the breech bolt. Theleg 28 of ytheA '32 and allows the ejector to .return into the groove 22. Whenthe `breech boltis entirely.v

removed from the receiver, the ejector'l is` maintained in the groove 22. It is therefore out oi` the'v way and the gun canbe' cleaned without vdanger of the cleaner engaging thev The receiver 10 is lopen atthe bottom vand rear and is provided'n'ear its rontwall with la pin 34 eXtendingbetween-its side walls. The stock 35 of the gun carries'aprojeetingv tang 36 having on its end a hooli 37 adapted to engage the pin '34. In the upper wallof the receiver is a slot 38 inwhich is adapted j Y to seat'the heard of a bolt 39, slidably ed in the stockto Veiect va locking connection therebetween when the hook37 is engaged lWith thepin 34. A spring 40 bears 'againstV thebolt 39 inV which is cut a slot 4l through; 1 which proj ectsv 'a rotatably mounted krod` 42` 'havingV afbutton 43 on its end. In this'rod is cut agroove 44 which is adapted to receive .Y vthe aperture.A` y g l vrllhis plunger provides means whereby' the'.`

- gun may bejnunbreechedfafter being cocked;l

, a pin 45eX'tending across the slot V41.y 'When the pin`45 isreceived Within the groove 44,l

thefend oiQthe bolt 39 is fitted ingthe slot 38 and the parts-are locked together. Upon rotation of the rod`42 to ,engageits grooved surface With Vthe. pin 45, they bolt 439 isl re- -tracted and the parts :may be separated.j

When the gun is'breeched,sear 16 is pulled forwardto `disengage the'lug'v 18 fromV they shoulderlQ andthe portion-17 engages a Ystop onthe action rod .13 lto prevent .unbre'ecliing Voi' the gun, ailaccording. `to the` disclosure inv 'said' Patent No. 1,110,837. fAnaperture is:` provided in the tang .36 justaheadlof the trig Vger 46. In thiszaperture is mounted a plunger 47 having' oneend adapt-ed to contact With v the under lsideof lug .18 and with the other end projecting beyond :the under surface of Vthe tang 36. A pin V48v on rthep1unger47 fits in a groovein the Wall ofsaid aperture to prevent rotationof the plunger anda shoulder 49preve'ntsthe plunger droppingthrough Upwardmovementlof the Aplunger 47"'lifts l edge.

the rear end of the sear thereby rotating said sear about the pin 50 which engages itsupper e The lug 17 Vis thereby disengaged Afromf the stop on the action rod and the latter v'I'nay be moved `'rearwardly tounbreech the gung' The plunger 47 isrmore conveniently'placed@` and can rbe readily voperated 'by thefinge'r l lused. to pull'the trigger.

.It is, of course, V understood thatfvarious structural modificationsv may be-made With-v out inany manner departing from the spirit of the invention asset forth in the appended claims.. s. n Y 1 l. In-arire arm,vareceiverhavinga groove operative position." 1.

l I 2.1In a` iire'arm', a receiver havingra groove inrone 1Wall,.angejector` pivotally mounted .V-theiein, a resilient stripbent to form a` loopV Y a pinpassin'g through saidvk loop, one Yend of" 'Y Sad Strip engagingonerendfo said ejector i 'to maintain said ejector ingsaid groove,la

breech bolt `Vreciproca'tively inr'iu'nted in said receiver andmeans o'n said breech bolt to Hex said spring whereby-saidejector is moved" Ainto operative .positionflY n. Y 3, Ina firearm, anreceivfer havinga groove.

lin one vva1lankejector pivotally mounted.

therein, a resilient strip bent tof formfa'loop',`

tively,-mountedon'said receiver'and means on said breech bolt tolengage Said liumpyvvhereil a lpin passingthroughsaid loop,.one end ofi Y said stripengagingone end'of'saidejector-to ff; `Y maintainfsaidjejector/,Within saidffgroovgpa i hump-on said strip, a breech kbolt'reciprocaf Y by said strip is flexed to move vthe ejectorintoA operative position.V i v 4.!In a firearm, a receiver having a groove vrin .one wall,v ani ejector pivotally mounted "therein, a resilientstrip bent tofo'rm'a loop, l a pin passing through said loop, one end Of/.

saidy strip -ei'igagingone Vend otr-said. ejector to maintainl said" ejector Within said groove, "Y aY hump on said-resilient strip, a breech Abolt reciprocatively mountedinlsaid receiver', s'aid breechv bolt being lg'rvooved' to receive .said

'hump except for a short portion adapted to Y engage ,saidhumpwhercby saidresilientjstrip is flexed Aomove said ejector into'operativef position..

y In Witness whereof I hereunto "l l V'nature this 20 day of J an., 1925.

`- CARLQGUSVTAFlsWEBiLiUs

Images