CA1231571A - Inactivating selector arrangement for bolt action firearms - Google Patents

Inactivating selector arrangement for bolt action firearms

Info

Publication number
CA1231571A
CA1231571A CA000467620A CA467620A CA1231571A CA 1231571 A CA1231571 A CA 1231571A CA 000467620 A CA000467620 A CA 000467620A CA 467620 A CA467620 A CA 467620A CA 1231571 A CA1231571 A CA 1231571A
Authority
CA
Canada
Prior art keywords
trigger
selector
sear
bolt
arrangement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000467620A
Other languages
French (fr)
Inventor
William B. Ruger
Roy L. Melcher
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sturm Ruger and Co Inc
Original Assignee
Sturm Ruger and Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sturm Ruger and Co Inc filed Critical Sturm Ruger and Co Inc
Application granted granted Critical
Publication of CA1231571A publication Critical patent/CA1231571A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F41A17/00Safety arrangements, e.g. safeties
    • F41A17/30Multiple safeties, i.e. one safety element acting on at least one element of the firing mechanism and at least one other element of the gun, e.g. the moving barrel
    • F41A17/32Multiple safeties, i.e. one safety element acting on at least one element of the firing mechanism and at least one other element of the gun, e.g. the moving barrel the other element being the breech-block or bolt
    • 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
    • F41A3/00Breech mechanisms, e.g. locks

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Toys (AREA)
  • Mechanical Control Devices (AREA)
  • Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)

Abstract

Abstract A multiple positionable selector arrangement for a bolt action firearm positionable adjacent the bolt handle which selector carries a cam and a selector handle.
Associated with the selector are trigger restraining means and a bolt handle blocking plunger means. The selector arrangement is movable to a first active position to cause the trigger restraining means to restrain the trigger and sear so the firearm cannot be discharged and the selector arrangement is movable to a second active position to cause the plunger means to restrain the bolt handle. In the second position, the selector handle also serves to prevent substantial forward movement of the cocking piece.

Description

INACTIVATING SELECTOR ARRANGEMENT PRO BOLT ACTION FIREARMS
.
5 Background o the Invention l. Field of the invention This invention relate to bolt action rifles, and in particular to an inactivating selector arrangement or selectively retraining moment of the Lear, trigger or cocking piece or all three.
2. Prior Art he major component ox a conventional bolt action firearm comprise the barrel, a receiver secured to 15 the rear of the barrel, a cylindrical breech bolt mounted in the receiver in axial alignment with the barrel, a firing mechanism including the trigger mounted on the receiver below the bolt, and the stock. The cylindrical breech bolt is rotatable about it longitudinal axis from I its locked firing position to its unlocked extracting end loading position, the bolt being longitudinally slid~ble within the receiver when it i in it unlocked position.

When the bolt it rotated from to lucked to its 25 unlooked position and thin it moved rearwardly, the spent cartridge is extracted from the chamber of the barrel and is ejected. when the bolt is moved forwardly prom its rearward most position a fresh cartridge is inserted into the chamber of the barrel. When the bolt reaches its 30 forewardmost position it it rotated about its longitudinal axis to lock the bolt and cock the firing mechanism Associated with the breech bolt it spring powered cocking piece which it held my err in the , I";
- ~,~

Lo to ready-to-fire position. Operation of -the -trigger moves the sear to release the cocking piece.

Many arrangements for preventing movement of the cocking piece, the sear or trigger, to in turn, prevent or restrain movement of the cocking piece toward the cartridge have been proposed but none have provided the features and advantages of the present invention.

Summary of the Invention Broadly, the present invention comprises a selector arrangement for restraining movement of the trigger or bolt handle or both. The arrangement includes a rotatable selector carrying in fixed relation a selector body portion and a selector handle projection, a trigger and sear blocker associated with the selector body portion, and a bolt handle plunger movable by the selector to first position causes trigger and sear blocker to block movement of the trigger and sear and movement of the I selector to a second position causes the select to continue to hold the trigger and sear in its blocking mode while the selector in addition moves a bolt plunger to restrain movement of the bolt handle. In a third position the selector arrangement is passive.
It is a feature of the inactivating selector arrangement that selector projection is moved to a position in a recess in the cocking piece as the selector lo 3
-3-is placed in the second position In this position, the selector projection will prevent any substantial forward Movement of the cocking piece 5 Description o the Drawing FIG. l it a partial wide el~Yational view of a bolt action rifle including the selector arrangement of the prevent invention;

FIG. 2 it a partial plan view of such rifle;

FIG. 3 it a sectional view along lines 3-3 of FIG. 2;

FIG. is a sectional view along lines I of FIG. 3 with selector projection or thumb piece shown in phantom;

FIG. is a view similar to FIG. 4 showing the selector in a position Jo activate trigger control lever to block the trigger and sear;

FIX. 6 is a view similar to FIG. 4 showing the selector in a position Jo block the trigger, Lear and 25 cocking piece;

FIG. 7 is a sectional view taken along l ire 7-7 of FIG. US

FIG. 8 is a fragmented plan view showing the selector in the position of JIG. 6 and further showing blocking plunger blocking the bolt handle ~23~

IT. 9 it a partial sidle elevation Al view of a jolt action rile including on iterative selector arrangement of the prevent invention;

FIG. 10 is a partial plan view ox the rifle of FIG. Sly FIG. 11 it an enlarged sectional view along line 3-3 of FIX. 10;
FIG, 12 it a partial wide elevation Al view of the alternative selector arrangement and trigger unit With the selector arrangement in the fire position;

FIG. 13 is a partial side elevation Al Yew I the alternative selector arrangement in a lock position;

FIG. 14 is a partial elevation Al view showing the alternative selector arm in the forward wire position;
FIG. 15 is a sectional view along line 15-lS of FIG, 14;

FIG. 16 is an exploded view of the receiver, I selector unit, trigger, and associated part of the alternative embodiment;

FIG. 17 is a partial elevation Al view showing the alternative selector unit in the bolt handle retraining 30 position; and FIG. 18 is a perspective view of the alternative selector unit.

~Z3~5~

Description of the Preferred Embodiment Referring to FIGS. 1 rod 2, rifle 10 include barrel 11, a receiver 12 secured to the rear of the barrel, a cylindrical breech bolt a Emily 13 outed on 5 receiver 12 to toe roar of end in axial alignment with barrel 11, bolt handle 14 secured to the rearward end ox the bolt amiably 13, a bolt head sleeve 16, a cocking piece 17, a receiver tang 18 end a stock 21. Rifle 10 alto includes trigger 22, trigger guard 23, and a 10 rotatable inactivating selector unit 26. unit 26 it mounted in the receiver and rotates about vertical axis, Turning to FIG. 3, trigger I us pivoted about trigger pivot 28 with upper trigger arm 29 engaged in rear 15 notch 31 of Lear 32. jar 32 it mounted about pivot 33 and spring 36 is interposed between trigger 22 and sear 32. The pulling of trigger 22 to rotate i clockwise about pivot 28 causes trigger arm 29 to move out of Lear notch 31 permitting Lear 32 to rotate clockwise bout 20 pivot 33 thus releasing cocking piece 17. Cocking piece 17 thin moves oared under the force so a spring (not one to trike the rim of the cartridge (not Shown) to fire the rile.

With reverence Jo FOGS. 4-8, it it teen that selector unit 26 it rototill mounted to be turned to end held in three discrete poison determined by detent 37 (see FIG. 7) located in one I of the three I detent recesses 38, 39 end fox 4-7). Selector unit 26 30 include cylindrical body 43 carrying detent 37 in its lower portion (FIG. 7) and two slotted areas go, 45 in the central part of body 43 define respect lively first selector cam surface 46 and second selector cam surface I
Selector unit 26 at o include a thumb piece I Slot 35 area 44 has d thickness greater than cam follower 54 to ~23~5 accommodate follower 54 therein (FIG. 4). Slot area 45 it less thick than Lowe aria I 60 that in the PI. 6 position cam follower 54 cannot enter slot area 45 but instead rides on cylindrical Ursa 50 of selector body 5 43. Turning to FIG., 7, it it seen that c{lm fclllower 54 Audi between frame elements I has a thickness greater than slot area I

On the other hand, swam follower 56 with less 10 thickness than Hollower 54 is accommodated in slot urea 45 throughout toe rotational operation of selector unit 26.

Try jigger eontrsl lever 51 is pivot able about pivot 53. on one end lever 51 carries upper cam follower 54 and 15 lower cam follower 56 while on the opposite end trigger blocking f inter I it located. Lever 51 it urged away Prom trig . r 29 by spring 59.

Turning attention to FIG. I it is teen that 20 cocking piece 17 has a blocking notch 60 in it for receiving offset thumb piece 41 when selector unit 26 is rotated to the position shown in FIGS. 6 and 8. In this selector position, blocking plunger 52 is urged my selector 26 into twilight handle recess 61 to block movement 25 of the jolt handle 14. Upon release of plunger 52 by selector 26 spring 64 withdraws plunger I freeing handle I .

Summarizing, selector unit 26 engages and moves 30 trigger control lever 51 to block the trigger end it in turn like sear (see FIGS. 4-6). Unit 26 also serves 'co restrict movement of cocking piece 17 (see Fits. 2 end 8 and actuates bloclcing plunger 52 to block movement of bolt handle 14 (FIG. 8).

~X3~5 In step-by-step operation selector unit 26 it turned through thumb piece 41 to a passive or neutral position causing detent 37 to snap into detent recess 3 which places cylindrical body 43 with cam surface I end 5 47 in such position that finger 57 of lever 51 owe not block trigger 29 see FIG. 4). The firearm con be fired in this selector mode. Jo restrict trigger movement and in turn Lear movement; the selector unit 26 it moved to inactivating position number one where detent I it moved 10 into recess 39 causing surface 46 to move cam follower 54 of lever 51 placing lever Ginger 57 against trigger arm 29 (see FIG. 5). In this position, trigger arm 29 i inactivated by being restrained from rotating clockwise about pivot 28 (as shown in FIG. 3). The trigger 22 15 cannot rotate and the Lear cannot drop to wire the rifle.
Alternatively, lever 51 and it finger 57 Jay be designed to block rotational movement of sear 32.

Penally, selector unit 26 is movable to 20 inactivating position number two during which movement cylindrical surface 50 moves cam follower 54 to retain lever 51 in it trigger-~ear-restraining position. A
thumb piece 41 is moved to bring selector unit 26 to this third position thumb piece 41 bears against beveled 25 Ursa 63 causing Blake plunger I to move to the right into recess 61 to lock rotational movement ox handle I spring 64 it compressed during thus movement.
Upon the selector teaching this third position, thumb piece 41 is in blocking notch 60 of pin striker 17 30 (cocking piece) to limit forward travel ox striker 17 (see JIGS. 6 end 8).

It will be noted thaw in operation Lowe area 45, cam surface 47 and cam follower 56 operate to move lever 35 51 to the passive or neutral position ox FIG. q while slot I ~t7~L

Roy I cam surface 46, cylindrical surface 50 end cam hollower I opera to move lever 51 into I blocking position and hold it there when selector 26 positions number owe and two us described above With reference to the alternative embodiment shown in PIGS. 9-18 And, in particular with reference first to FIGS. 16 and I it it seen that selector unit aye like selector I it rotatable mounted to be turned 10 to and hold in three discrete pro itchiness determined by detent 70 mounted in detent hole 71 in receiver 12.
Detent spring 72 urges detent 70 into recesses 73, 74 and 75 in selector unit aye. Selector unit aye includes thumb piece 77, cylindrical body portion 78 including configured I foot portion 79. Foot portion 79 carries notch 81 providing a configuration for engagement and disengagement with the trigger which will be explained Trigger 82, pivot able about pivot axis 83, includes finger piece 84, ~ear-en~aging upper trigger arm 86 and trigger extension 20 87 including extension block 88. Alto shown in FIGS. 16 and 18 are trigger side pieces 89~ 91; Lear 92; Lear spring 93; sear pin 94; selector cover plate 95; and rifle sight 96.

Turning 'co JIGS. 12, 13t and 14, it is Zen that when selector unit aye is in position A (FIGS. 12 and 14), configured foot portion 79 of selector aye it positioned to accommodate extension block 88 thus permitting clockwise pivoting of trigger 82, the release ox sear 92 30 and firing of the rifle FIG. 12). As the selector thumb piece 77 it moved back from position A to points where rectangular look 88 it no longer able to be accommodated in notch 81 (such as position B in FIG. I a portion of foot portion 79 moves adjacent block 88 (with minimal 35 clearance) to prevent, in these positions, any significant '123~

rotation of trigger 82. Trigger 82 cannot in Lucy positions be rotated clockwise to Rowley sear 92 to f ire the r i f to .

Turning now to FIG. 17, the selector has been roved further rearward to place it in cocking piece notch 60. ~ove~en'c of selector aye to position C of JIG. 14 to lock bolt handle 14 it the awry operation of selector 26 descry iced above.

I

Claims (7)

The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows:
1. In a bolt action firearm having a barrel, a receiver, a bolt sleeve, a cocking piece, a bolt handle, a trigger and a sear, the improvement comprising a multi-positional selector-operated arrangement capable of restraining movement of the trigger and associated sear in a first position and restraining movement of trigger, sear and bolt handle in a second position, such arrangement in turn comprising:
a) trigger and sear blocking means for preventing rotation of the trigger in a direction to release the sear;
b) a rotatable selector means positioned in the receiver for rotating about a vertical axis which selector means is rotatable to selected positions, such selector means having 1) a body portion, and 2) a hand-engageable projection portion;
c) actuation means for actuating said trigger and sear blocking means when said selector is turned to a first position and deactuating the trigger blocking means when the selector is turned to a second position;
d) a notch in the cocking piece;
e) a recess in the bolt handle; and f) a blocking plunger means positioned to be moved into the notch in the cocking piece to lock the bolt handle as the selector means is moved to such second position carrying said hand-engageable projection portion into said notch.
2. The selector arrangement of claim 1 in which the trigger blocking means in turn comprises:
a) cam means on the selector body means; and b) elongated pivotable trigger and sear restraining means having on one end a cam follower surface which engages said cam means on such body means and such restraining means having on the other end trigger engaging means whereby the rotation of the selector means to the two positions actuate the elongated pivotable trigger and sear restraining means to restrain trigger movement in the first position and to allow trigger movement in the second position.
3. The selector arrangement of claim 1 in which the trigger blocking means in turn comprises:
a) extension means mounted on the trigger for rotation therewith; and b) foot means on the rotatable selector means wherby as the selector means is rotated the extension means and foot means are engaged in said first position to allow trigger rotation to release the sear and are not engaged in said position to permit trigger rotation to release the sear.
4. The arrangement of claim 1 in which the selector means is movable to a third position in which the trigger is blocked and the bolt handle is not blocked.
5. The arrangement of claim 2 in which the selector means is movable to a third position in which the trigger is blocked and the bolt handle is not blocked.
6. The arrangement of claim 3 in which the selector means is movable to a third position in which the trigger is blocked and the bolt handle is not blocked,
7. In bolt action firearm having a barrel, receiver, a bolt sleeve and a cocking piece, a bolt handle, a trigger and a sear, the improvement comprising a multi-positional selector-operated arrangement capable of restraining movement of the trigger and associated sear in a first position and restraining movement of trigger, sear and bolt handle in a second position, such arrangement in turn comprising:
a) trigger and sear blocking means for preventing rotation of the trigger in a direction to release the gear; said blocking means including an extension on the trigger;
b) a rotatable selector means positioned in he receiver for rotating about a vertical axis which selector means is rotatable to selected positions, such selector means having 1) a body portion including a configured foot portion and 2) a hand-engageable projecton portion;
c) actuation means for actuating said trigger and sear blocking means when said selector is turned to a first position and deactuating the trigger blocking means when the selector is turned to a second position;
said actuation means including said foot portion of the selector body means;
d) notch in the cocking piece;
e) a recess in the bolt handle; and f) a blocking plunger means positioned to be moved into notch in the cocking piece to lock the bolt handle as the selector means is moved to such second position and said band-engageable projection portion is moved into said notch whereby as the selector means is rotated (1) the configured foot portion engages and disengages from the trigger extension to block and unblock trigger rotation and (2) to engage, hold and release the cooking piece.
CA000467620A 1983-11-29 1984-11-13 Inactivating selector arrangement for bolt action firearms Expired CA1231571A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US55596983A 1983-11-29 1983-11-29
US555,969 1983-11-29

Publications (1)

Publication Number Publication Date
CA1231571A true CA1231571A (en) 1988-01-19

Family

ID=24219356

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000467620A Expired CA1231571A (en) 1983-11-29 1984-11-13 Inactivating selector arrangement for bolt action firearms

Country Status (13)

Country Link
EP (1) EP0143625B1 (en)
JP (1) JPS60191199A (en)
KR (1) KR920006523B1 (en)
AU (1) AU580015B2 (en)
BR (1) BR8405980A (en)
CA (1) CA1231571A (en)
DE (1) DE3484342D1 (en)
ES (1) ES8604688A1 (en)
MX (1) MX161955A (en)
NZ (1) NZ210347A (en)
PH (1) PH21909A (en)
PT (1) PT79579B (en)
ZA (1) ZA849040B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19958337C1 (en) * 1999-12-03 2001-03-22 Sommer & Ockenfus Gmbh Safety catch for breech of repeat weapon uses retaining bolt cooperating with notches in breech sleeve and safety finger only allowing movement of striker pin in released position
DE10211882B4 (en) * 2002-03-18 2010-01-21 Gottfried Prechtl Securing long guns with a firing pin lock

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE78449C (en) * G. LUGER, Berlin S.W., Belle-Alliancestr. 57 Lock security for guns with bolt lock
GB191312619A (en) * 1913-05-30 1913-09-18 Francis Torriano Fisher Improvements in or relating to Safety Attachments for Small Arms.
US2174971A (en) * 1937-07-19 1939-10-03 Western Cartridge Co Safety mechanism for firearms
US2484977A (en) * 1946-11-08 1949-10-18 Hiram S Wilcox Safety mechanism for firearms
US2648926A (en) * 1950-08-02 1953-08-18 Raymond O Ackerson Rifle bolt sleeve and safety
US2869269A (en) * 1955-06-02 1959-01-20 Olin Mathieson Safety mechanism for firearms
US2824402A (en) * 1956-06-21 1958-02-25 Joseph F Fischer Breech bolt and firing pin safety mechanism for firearms
US4054003A (en) * 1976-10-07 1977-10-18 Wilson Hugh R Firearm safety device
US4344246A (en) * 1980-02-14 1982-08-17 Remington Arms Company, Inc. Firing pin block for firearm having a reciprocating breech bolt
AU553476B2 (en) * 1983-05-02 1986-07-17 Sturm, Ruger & Company, Inc Safety mechanism for bolt action firearm

Also Published As

Publication number Publication date
NZ210347A (en) 1986-07-11
DE3484342D1 (en) 1991-05-02
EP0143625A2 (en) 1985-06-05
AU580015B2 (en) 1988-12-22
KR850004629A (en) 1985-07-25
JPS60191199A (en) 1985-09-28
JPH0478919B2 (en) 1992-12-14
BR8405980A (en) 1985-08-27
KR920006523B1 (en) 1992-08-07
ES538038A0 (en) 1986-02-01
PT79579A (en) 1984-12-01
PT79579B (en) 1986-08-05
AU3540084A (en) 1985-06-06
EP0143625A3 (en) 1986-01-02
PH21909A (en) 1988-04-08
ZA849040B (en) 1986-06-25
MX161955A (en) 1991-03-08
ES8604688A1 (en) 1986-02-01
EP0143625B1 (en) 1991-03-27

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MKEX Expiry
MKEX Expiry

Effective date: 20050119