US1138379A - Firearm. - Google Patents

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US1138379A
US1138379A US81615214A US1914816152A US1138379A US 1138379 A US1138379 A US 1138379A US 81615214 A US81615214 A US 81615214A US 1914816152 A US1914816152 A US 1914816152A US 1138379 A US1138379 A US 1138379A
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Prior art keywords
breech
bolt
hammer
actuating
spring
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US81615214A
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Grant Hammond
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ALVA C WASHBURNE
FREDERICK G CRANE
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ALVA C WASHBURNE
FREDERICK G CRANE
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Priority to US81615214A priority Critical patent/US1138379A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41WEAPONS
    • F41AFUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A19/00Firing or trigger mechanisms; Cocking mechanisms
    • F41A19/06Mechanical firing mechanisms, e.g. counterrecoil firing, recoil actuated firing mechanisms
    • F41A19/25Mechanical firing mechanisms, e.g. counterrecoil firing, recoil actuated firing mechanisms having only slidably-mounted striker elements, i.e. percussion or firing pins
    • F41A19/27Mechanical firing mechanisms, e.g. counterrecoil firing, recoil actuated firing mechanisms having only slidably-mounted striker elements, i.e. percussion or firing pins the percussion or firing pin being movable relative to the breech-block
    • F41A19/29Mechanical firing mechanisms, e.g. counterrecoil firing, recoil actuated firing mechanisms having only slidably-mounted striker elements, i.e. percussion or firing pins the percussion or firing pin being movable relative to the breech-block propelled by a spring under tension
    • F41A19/30Mechanical firing mechanisms, e.g. counterrecoil firing, recoil actuated firing mechanisms having only slidably-mounted striker elements, i.e. percussion or firing pins the percussion or firing pin being movable relative to the breech-block propelled by a spring under tension in bolt-action guns

Definitions

  • GRANT HAMMOND or HARTFORD, CONNECTICUT.
  • My invention relates more especially to that class of'firearms that are commonly discharged from the hand as the only support,
  • Fig. 2 is a detail side vieu7 of my improved firearm, with parts broken away to showl construction.
  • Fig. 3 is a view 1n cross section through the handle on plane denotedby dotted line 3-3 of Fig. 2.
  • Fig. 4. is a'detail view of the back piece.
  • vthe numeral 5 indicates the handle of my improved firearm, 6 the receiver, 7 the barrel secured to the receiver, 8 the trigger guard, 9 the trigger, and 10 thebrce'ch-bolt, a'll of which may embody any ordinaryand wellknown construction and which, except in combination with other members, form Vno partvof my present invention, and for ⁇ this reason further and detailed description is omitted herein.
  • the handle 5 is preferably composed-of a piece of wrought metal, in which a groove is cut from the back to a point closely approaching the front part theredf, leaving a comparatively thin front wall 11.
  • Thefront or deeper part of this groove constitutes a magazine chamber 12 andthe opening or mouth into the groove receives aback piece 13 that, together With'the edges ofthe comparatively thin side pieces, forms *the back ofJfthe handle. Aside from the breech-bolt the greater part of the firing mechanism iS.
  • This back piece has a holeextending from itsy lower end into a slot at its upper end, said hole forming a well 14 Within which the main or hammer spring and the breech-bolt act-ua-ting spring are located.
  • the lower end of the well is closed by a plug 15 and the slot 60 above mentioned forms a sear and hammer chamber 16 within which the sear 17 and hammer 18 are pivotallymounted, the sear 1n position to be operated by a connection from the trigger, 'and the hammer to propl65 erly contact with the firing pin 19 in the breech-bolt.
  • A-hammer actuating rod 2,0 extends from a head'21 located within the lower end of a main spring sleeve 22 resting'with its lower 70 end against the plug 15, the opposite'end of v'this sleeve having a flange 23 resting against a shoulder 24 in the well 14.
  • the end of the hammer actuating rod has a, hook 25 that engages a'pin upon the hammer, as 75 clearly shown vin Fig. l of the drawing.
  • a breech-bolt actuating sleeve 26 nicely fits the sleeve 22 so that it may freely slide the upper thereon, this sleeve having a head 27 fitting 95 Withinthe well 14.
  • a breech-bolt actuating spring 28 surrounds the sleeve 26 and thrusts with one end against the plug 15 and with its opposite end against a shoulderv formed by the head 27, a pin 29 projectingfrom 100 said head intoengagement with a notch in one arm'of a pivotally niountedbreech-bolt actuating'lever 30.
  • This breech-bolt 'actuating lever' is engaged with the breech-bolt between'the lugs 31-32, so that backward 105 movement of the breech-bolt', that'is effected to it herein.,r The 80 ⁇ extending by the backward movement of the casing 33 in theusual manner, Will cause the lever to be swung 0n its pivot against the tension of the breech-bolt actuating spring 28.
  • a cam lug 34 on'the side of the lever engages a cam 35 on a sear aetuatingrbar 3G, slidably mounted in the frame and with its frontend resting against the trigger 9, and its rear end shaped and positioned to engage a sear lug 37 projecting from the side of the sear 17.
  • This engagement of the cam lug 34 with thel cam ⁇ 3.5 will 'cause the actuating bar 3G to be released from engagement with the sear, even though conditions might cause the trigger 9 to be retained in its backward position, and the Sear is thus enabled to resume its normal position to engage the notches in the hammer and a repeated unintentional discharge of the firearm is thus prevented.
  • a spring pressed plunger 88 has a beveled end arranged to engage a cross piece 39 at the front of the senr actuating bar 3G, the bar being thus held at the forward limit of its lay and against the trigger 9. rlhis action o the plunger also retains the back end of the bar in position to normally engage the scar.
  • the sear has a groove 43 extending-from its rear edge through which the actuating rod 20 extends into a groove in the hammer where it engages a pin secured to the hammer.
  • a magazine catch 42 may be employed to hold the magazine in place but as this forms no part of my present invention further description of this, as well as of .other minorparts, is omitted herein.
  • a firing mechanism for a firearm including a breech-bolt, a member to actuate the breech-bolt, a hammer, a sear, means for actuating the scar, and means upon the breech-bolt actuating melnber to disengage the scar and its actuating means.
  • a firing-mechanism for a firearm including a breech-bolt, a breech-bolt actuating level', a hammer, a scar, means for actuating the sear, and means upon the breechbolt actuating lever to engage the Sear actuating means to disengage it from the sear.
  • a firing mechanism for a firearm including a breech-bolt, a breech-bolt actuating lever, a hammer, a Sear, a scar actuating bar, means for operating said bar, and a shoulder upon said lever to engage said bar Vto disengagc it from said sear.
  • a tiring mechanism for a firearm including a breech-bolt, a breech-'bolt actuating lever, means for actuating said lever, a trigger, a Sear, a Sear actuating b'ar, a hammer, means for engaging the scar and hammer, and means upon said lever acting upon said bar to permit engagement of the scar and hammer during the opening movement of the breech bolt.
  • a firing mechanism for a firearm including a breech-bolt, a breech-bolt actuating lever, means for actuating said lever, a cam lug upon said lever, a trigger, a hammer, a scar, and a scar actuating bar having a cam to be engaged by said lng to disengage said bar from the sear.
  • a firing mechanism for a firearm including a frame. a hammer. a hammer actuating rod secured at one end to the hammer and having a head at its opposite end, a sleeve removably located within t-he'frame and having an opening extending from one end to a point near the opposite end, and a small opening extending through said opposite end, a s ring removably seated around the edge o said small opening in the sleeve and with its opposite end thrusting against said head, Va Sear, and means for operating the sear.
  • a firing mechanism for a firearm including a hammer. a hammer actuating rod connected with the hammer at one end and having a head at its opposite end, a hammer spring surrounding said rod and thrusting with one end against said head, means for'receiving thrust of the opposite end of the spring, a breech-bolt, a breech-bolt actuating member, a breech-bolt actuating spring surrounding said -hammer spring, connections between the breech-bolt actuating spring and breech-bolt actuating member, a Sear 1n engagement with the hammer,
  • breech-bolt actuatmassive breech-bolt actuating springend hammer spring a connection between the breechbolt actuating spring and breech-bolt actuating member.
  • a ring mechanism for a firearm including a breech-boit, a breech-bolt actuating member, a hammer, a sear coacting with the hammer, a trigger to operate the scar, a hammer actuating rod, a sleeve surrounding said rod, a spring located within the sle'ev to exert pressure upon the rod, a second sleeve surrounding the first sleeve and slidable thereon, a breech-bolt actuating spring surrounding the second sleeve, and connections between said sleeve and breech-bolt actuating member.
  • a firearm including a handle having a 'groove therein, a back piece closing said groove and having a hole extending lengthwise therein, a breech-bolt, a breech-bolt actuating member, a breech-bolt actuating sleeve slidably mounted within said hole, a breech-bolt actuating spring surrounding said sleeve, a main spring sleeve located within the breech-bolt actuating sleeve, a main spring located within the main spring sleeve, a hammeractuating rod extending through said main spring and having a head to receive the thrust thereof, said rod being connected with a hammer, the hammer mounted on the back piece, a scar mounted A on the back piece, and a trigger to operate the scar.
  • a firing mechanism for a rearm including a hammer, a hammer actuating rod connected with the hammer at one end and having ahead at its opposite end, a hammer spring surrounding said rod and thrusting with one end against said head, means for receiving thrust of the opposite end of the spring, a breech-bolt, a breech-bolt actuating member, a breech-bolt actuating spring sur'- rounding said hammer spring, connections between the breech-'bolt actuating spring and breech-bolt actuating member.f and means for controlling the movement of the hammer.
  • 15.5A firing mechanism for a firearm including a frame, a hammer, means for actuating the hammer, a breech-bolt, a breechbolt actuatingmember, a sleeve removably secured within theframe, a breech-holt actuating sleeve slidably mounted upon said removable sleeve, and connections between the breech-bolt actuating sleeve and said breech-bolt actuating member.
  • a ring mechanism for a firearm including a frame, a hammer, a sleeve, a spring located within said sleeve, a hammer actuating rod connected with the hammer, and with ⁇ said' spring,l a breech-bolt, a breech-bolt actuating member, and a spring surrounding said sleeve and operatively connected .
  • a breech-bolt actuating member With the breech-bolt actuating member.y
  • a firearm including a frame, a hammer, a sleeve removably located in the frame, a? spring located within said sleeve, a hammer actuating rod connected with saidspring and hammer, a breech-bolt, a breech-bolt actuating member, a breech-bolt actuating sleeve connected with said member and surrounding said hammer spring, and a breechbolt actuating spring exerting thrust upon said breech-bolt actuating sleeve.
  • a firearm including a frame having a hole therein, a hammer, a breech-bolt, a hammer spring sleeve and Nicolech-bolt actuating sleeve slidably mounted one upon Y the other a'nd removable as a unit from said hole; a hammer spring .anda breech-bolt actuating spring each having a bearing within one of said sleeves,.a connection between the hammer and hammer spring, and a connection between the breech-bolt and breech-bolt actuating spring. 4
  • a firearm including a frame, a hammer mounted in the frame, a breech-bolt, a
  • a firing mechanism for a firearm including a breech-bolt, a member to actuate the breech-bolt, a hammer, means operatively connected with the hammer to control its movement, and means upon the breechbolt actuating member to render .said hammer controlling means inoperative during the opening movementof the breech bolt.
  • a firing mechanism for a firearm including a breech-bolt, a member to actuate the breech-bolt, a hammer, a sear, means for actuating the Sear, means to cause engagement of the sear and hammer, and .means influenced by movement of the breech-bolt actuating lever to permit engagement of the Sear and hammer during the backward movement of the breech-bolt.
  • a firing mechanism for a firearm including a breech-bolt, a member to actuate the breech-bolt, a hammer, a sear, means to 'cause engagement of the hammer and Sear,
  • the breech-bolt, a hammer, a seal', means-to cause engagement of the hammer and Sear,

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Portable Nailing Machines And Staplers (AREA)

Description

G. HAMMOND.
` FIREARM.
APPLICATION FILED FEB- 3. 1914.
Patented May 4, 1915.
' WITNESSES.-
www.
GRANT HAMMOND, or HARTFORD, CONNECTICUT. ASSIGNOR.' O'F ONE-THIRDT0 ALVA c. WASHBURNE, oF PITTSEIELD, MASSACHUSETTS, AND ONE-THIRDTO FREDERICK ci.y
CRANE' DF DALTON, MASSACHUSETTS.
l Specification of Letters' Patent.
Paten ted Mayf, 19:15.
Application iled February `3, 1914. Serial No. 816,152.
To all whom it may concern Be it known that I, GRANT A-HaivrMoND, a citizen of the-United States, and a resident of Hartford, in the county ofiHartford and State of Connecticut, have invented a new and Improved Firearm, of which the following is a specification.
My invention relates more especially to that class of'firearms that are commonly discharged from the hand as the only support,
Y and an object of my invention, among others,
firearm embodying my invention, thehandle being cut away in lengthwise central section. Fig. 2is a detail side vieu7 of my improved firearm, with parts broken away to showl construction. Fig. 3 is a view 1n cross section through the handle on plane denotedby dotted line 3-3 of Fig. 2. Fig. 4. is a'detail view of the back piece.
In the accompanying drawings vthe numeral 5 indicates the handle of my improved firearm, 6 the receiver, 7 the barrel secured to the receiver, 8 the trigger guard, 9 the trigger, and 10 thebrce'ch-bolt, a'll of which may embody any ordinaryand wellknown construction and which, except in combination with other members, form Vno partvof my present invention, and for `this reason further and detailed description is omitted herein.
The handle 5 is preferably composed-of a piece of wrought metal, in which a groove is cut from the back to a point closely approaching the front part theredf, leaving a comparatively thin front wall 11. Thefront or deeper part of this grooveconstitutes a magazine chamber 12 andthe opening or mouth into the groove receives aback piece 13 that, together With'the edges ofthe comparatively thin side pieces, forms *the back ofJfthe handle. Aside from the breech-bolt the greater part of the firing mechanism iS.
head l21 issecured in located upon thisfback piece. This back piece has a holeextending from itsy lower end into a slot at its upper end, said hole forming a well 14 Within which the main or hammer spring and the breech-bolt act-ua-ting spring are located. The lower end of the well is closed by a plug 15 and the slot 60 above mentioned forms a sear and hammer chamber 16 within which the sear 17 and hammer 18 are pivotallymounted, the sear 1n position to be operated by a connection from the trigger, 'and the hammer to propl65 erly contact with the firing pin 19 in the breech-bolt.
A-hammer actuating rod 2,0 extends from a head'21 located within the lower end of a main spring sleeve 22 resting'with its lower 70 end against the plug 15, the opposite'end of v'this sleeve having a flange 23 resting against a shoulder 24 in the well 14. -The end of the hammer actuating rod has a, hook 25 that engages a'pin upon the hammer, as 75 clearly shown vin Fig. l of the drawing. This actuating rod and its connections forms subject matter inmy co-pending application,
S. No. 825,248, tiled lMarch 17, 1914, and no claim is therefore made lace in any suitable manner, as by means o -a pin passed through the sleeve and head. A hammer or main spring 40 is located within said sleeve,
thrusting withits lower end against the head 21 and with its upper end against a shoulder 41 in this end of the sleeve, the force of the spring being thus exerted to draw theham-I mer into engagement with the firing pin 19, the hammer actuating rod through said spring and out at end ot' said sleeve.
A breech-bolt actuating sleeve 26 nicely fits the sleeve 22 so that it may freely slide the upper thereon, this sleeve having a head 27 fitting 95 Withinthe well 14. A breech-bolt actuating spring 28 surrounds the sleeve 26 and thrusts with one end against the plug 15 and with its opposite end against a shoulderv formed by the head 27, a pin 29 projectingfrom 100 said head intoengagement with a notch in one arm'of a pivotally niountedbreech-bolt actuating'lever 30. This breech-bolt 'actuating lever'is engaged with the breech-bolt between'the lugs 31-32, so that backward 105 movement of the breech-bolt', that'is effected to it herein.,r The 80` extending by the backward movement of the casing 33 in theusual manner, Will cause the lever to be swung 0n its pivot against the tension of the breech-bolt actuating spring 28. In this backward movement of said lever a cam lug 34 on'the side of the lever engages a cam 35 on a sear aetuatingrbar 3G, slidably mounted in the frame and with its frontend resting against the trigger 9, and its rear end shaped and positioned to engage a sear lug 37 projecting from the side of the sear 17. This engagement of the cam lug 34 with thel cam `3.5 will 'cause the actuating bar 3G to be released from engagement with the sear, even though conditions might cause the trigger 9 to be retained in its backward position, and the Sear is thus enabled to resume its normal position to engage the notches in the hammer and a repeated unintentional discharge of the firearm is thus prevented. A spring pressed plunger 88 has a beveled end arranged to engage a cross piece 39 at the front of the senr actuating bar 3G, the bar being thus held at the forward limit of its lay and against the trigger 9. rlhis action o the plunger also retains the back end of the bar in position to normally engage the scar.
The sear has a groove 43 extending-from its rear edge through which the actuating rod 20 extends into a groove in the hammer where it engages a pin secured to the hammer. A magazine catch 42 may be employed to hold the magazine in place but as this forms no part of my present invention further description of this, as well as of .other minorparts, is omitted herein.
lVhile I have shown and described herein a satisfactory arran ement of parts embodying my invention, tiese may be changed to a greater or lesser degree and yet be within the spirit and intent of theinvcntion.
1. A firing mechanism for a firearm including a breech-bolt, a member to actuate the breech-bolt, a hammer, a sear, means for actuating the scar, and means upon the breech-bolt actuating melnber to disengage the scar and its actuating means.
2. A firing-mechanism for a firearm including a breech-bolt, a breech-bolt actuating level', a hammer, a scar, means for actuating the sear, and means upon the breechbolt actuating lever to engage the Sear actuating means to disengage it from the sear.
3. A firing mechanism for a firearm including a breech-bolt, a breech-bolt actuating lever, a hammer, a Sear, a scar actuating bar, means for operating said bar, and a shoulder upon said lever to engage said bar Vto disengagc it from said sear.
4. A tiring mechanism for a firearm including a breech-bolt, a breech-'bolt actuating lever, means for actuating said lever, a trigger, a Sear, a Sear actuating b'ar, a hammer, means for engaging the scar and hammer, and means upon said lever acting upon said bar to permit engagement of the scar and hammer during the opening movement of the breech bolt. i
5. A firing mechanism for ing lever, means for actuating said level', a
trigger, a Sear, a hammer, a connecting' connecting member from the sear during the backward movement of the breech-bolt.
7. A firing mechanism for a firearm including a breech-bolt, a breech-bolt actuating lever, means for actuating said lever, a cam lug upon said lever, a trigger, a hammer, a scar, and a scar actuating bar having a cam to be engaged by said lng to disengage said bar from the sear.
A firing mechanism for a firearm including a frame. a hammer. a hammer actuating rod secured at one end to the hammer and having a head at its opposite end, a sleeve removably located within t-he'frame and having an opening extending from one end to a point near the opposite end, and a small opening extending through said opposite end, a s ring removably seated around the edge o said small opening in the sleeve and with its opposite end thrusting against said head, Va Sear, and means for operating the sear. y
9. A firing mechanism for a firearm including a hammer. a hammer actuating rod connected with the hammer at one end and having a head at its opposite end, a hammer spring surrounding said rod and thrusting with one end against said head, means for'receiving thrust of the opposite end of the spring, a breech-bolt, a breech-bolt actuating member, a breech-bolt actuating spring surrounding said -hammer spring, connections between the breech-bolt actuating spring and breech-bolt actuating member, a Sear 1n engagement with the hammer,
and means' .for operating the scar.
10. A tiring mechanism for a firearm in- 'chlding a breech-bolt, a breech-bolt actuating member, a hammer, av soar, means for actuating the scar, a hammer actuating rod connecte with the hammer at one end, a hammer spring surrounding said rod and arranged to exert thrust thereupon, a breechbolt actuating spring surrounding said wa-1u. spring, a sleeve located between the a firearm iiicluding a breech-bolt, a .breech-bolt actuatmassive breech-bolt actuating springend hammer spring, and a connection between the breechbolt actuating spring and breech-bolt actuating member.
11. A ring mechanism for a firearm including a breech-boit, a breech-bolt actuating member, a hammer, a sear coacting with the hammer, a trigger to operate the scar, a hammer actuating rod, a sleeve surrounding said rod, a spring located within the sle'ev to exert pressure upon the rod, a second sleeve surrounding the first sleeve and slidable thereon, a breech-bolt actuating spring surrounding the second sleeve, and connections between said sleeve and breech-bolt actuating member.
12. A firearm including a handle having a 'groove therein, a back piece closing said groove and having a hole extending lengthwise therein, a breech-bolt, a breech-bolt actuating member, a breech-bolt actuating sleeve slidably mounted within said hole, a breech-bolt actuating spring surrounding said sleeve, a main spring sleeve located within the breech-bolt actuating sleeve, a main spring located within the main spring sleeve, a hammeractuating rod extending through said main spring and having a head to receive the thrust thereof, said rod being connected with a hammer, the hammer mounted on the back piece, a scar mounted A on the back piece, and a trigger to operate the scar.
13. A firing mechanism for a rearm including a hammer, a hammer actuating rod connected with the hammer at one end and having ahead at its opposite end, a hammer spring surrounding said rod and thrusting with one end against said head, means for receiving thrust of the opposite end of the spring, a breech-bolt, a breech-bolt actuating member, a breech-bolt actuating spring sur'- rounding said hammer spring, connections between the breech-'bolt actuating spring and breech-bolt actuating member.f and means for controlling the movement of the hammer.
14. A firing mechanism for a firearm-.including a hammer, means for actuating the hammer, a breech-bolt, a breech-bolt actuating member, a frame containing said firing mechanism, a sleeve slidably mounted in the frame, a breech-bolt actuating spring in engagement with said sleeve, and a connection hetween the breech-bolt actuating member and said sleeve.
15.5A firing mechanism for a firearm including a frame, a hammer, means for actuating the hammer, a breech-bolt, a breechbolt actuatingmember, a sleeve removably secured within theframe, a breech-holt actuating sleeve slidably mounted upon said removable sleeve, and connections between the breech-bolt actuating sleeve and said breech-bolt actuating member.
16. A ring mechanism for a firearm including a frame, a hammer, a sleeve, a spring located within said sleeve, a hammer actuating rod connected with the hammer, and with` said' spring,l a breech-bolt, a breech-bolt actuating member, and a spring surrounding said sleeve and operatively connected .With the breech-bolt actuating member.y
Y 17. A firearm including a frame, a hammer, a sleeve removably located in the frame, a? spring located within said sleeve, a hammer actuating rod connected with saidspring and hammer, a breech-bolt, a breech-bolt actuating member, a breech-bolt actuating sleeve connected with said member and surrounding said hammer spring, and a breechbolt actuating spring exerting thrust upon said breech-bolt actuating sleeve.
18. A firearm including a frame having a hole therein, a hammer, a breech-bolt, a hammer spring sleeve and arbreech-bolt actuating sleeve slidably mounted one upon Y the other a'nd removable as a unit from said hole; a hammer spring .anda breech-bolt actuating spring each having a bearing within one of said sleeves,.a connection between the hammer and hammer spring, anda connection between the breech-bolt and breech-bolt actuating spring. 4
" 1,9. A firearm including a frame, a hammer mounted in the frame, a breech-bolt, a
hammer spring sleeveand a breech-bolt actuating sleeve mounted one Within the other, a hammer spring and a breech-bolt actuating spring each having a bearing within one of said sleeves, said sleeves and springs being removably secured as a unit within the frame, a connection between the hammer spring and hammer, 'and a connection between the breech-bolt actuating spring and breech-bolt. v
20. A firing mechanism for a firearm including a breech-bolt, a member to actuate the breech-bolt, a hammer, means operatively connected with the hammer to control its movement, and means upon the breechbolt actuating member to render .said hammer controlling means inoperative during the opening movementof the breech bolt.
21. A firing mechanism for a firearm including a breech-bolt, a member to actuate the breech-bolt, a hammer, a sear, means for actuating the Sear, means to cause engagement of the sear and hammer, and .means influenced by movement of the breech-bolt actuating lever to permit engagement of the Sear and hammer during the backward movement of the breech-bolt.
22. A firing mechanism for a firearm including a breech-bolt, a member to actuate the breech-bolt, a hammer, a sear, means to 'cause engagement of the hammer and Sear,
23. A ring mechanism for a firearm ntive during the backward movement of the oluding a breech-bolt, a member to actuate breech-bolt. the breech-bolt, a hammer, a seal', means-to cause engagement of the hammer and Sear,
5 means for actuating theV seal; and means Witnesses:
upon the breech-bolt actuating Amember to ARTHUR B. JENKINS, render said Sear actuating means inopera'- A. E.OBR1EN.
GRANT HAMMOND.
@Topics of this patent may be obtained for ve cents each, by addressing" the f Commissioner ai Patents.
" Washington, D. C.
US81615214A 1914-02-03 1914-02-03 Firearm. Expired - Lifetime US1138379A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2495428A (en) * 1948-06-04 1950-01-24 Ernest J Simonson Semiautomatic pistol with blowback breechblock

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2495428A (en) * 1948-06-04 1950-01-24 Ernest J Simonson Semiautomatic pistol with blowback breechblock

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