GB1439348A - Automatic firearm with gas actuated breech mechanism - Google Patents

Automatic firearm with gas actuated breech mechanism

Info

Publication number
GB1439348A
GB1439348A GB4717373A GB4717373A GB1439348A GB 1439348 A GB1439348 A GB 1439348A GB 4717373 A GB4717373 A GB 4717373A GB 4717373 A GB4717373 A GB 4717373A GB 1439348 A GB1439348 A GB 1439348A
Authority
GB
United Kingdom
Prior art keywords
block
actuating member
breech
firing
move
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
GB4717373A
Other languages
English (en)
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.)
Ministere des Armees
Original Assignee
Ministère de la Défense
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 Ministère de la Défense filed Critical Ministère de la Défense
Publication of GB1439348A publication Critical patent/GB1439348A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A3/00—Breech mechanisms, e.g. locks
    • F41A3/12—Bolt action, i.e. the main breech opening movement being parallel to the barrel axis
    • F41A3/36—Semi-rigid bolt locks, i.e. having locking elements movably mounted on the bolt or on the barrel or breech housing
    • F41A3/38—Semi-rigid bolt locks, i.e. having locking elements movably mounted on the bolt or on the barrel or breech housing having rocking locking elements, e.g. pivoting levers or vanes
    • F41A3/40—Semi-rigid bolt locks, i.e. having locking elements movably mounted on the bolt or on the barrel or breech housing having rocking locking elements, e.g. pivoting levers or vanes mounted on the bolt
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F41—WEAPONS
    • F41A—FUNCTIONAL FEATURES OR DETAILS COMMON TO BOTH SMALLARMS AND ORDNANCE, e.g. CANNONS; MOUNTINGS FOR SMALLARMS OR ORDNANCE
    • F41A5/00—Mechanisms or systems operated by propellant charge energy for automatically opening the lock
    • F41A5/18—Mechanisms or systems operated by propellant charge energy for automatically opening the lock gas-operated
    • F41A5/22—Mechanisms or systems operated by propellant charge energy for automatically opening the lock gas-operated having two or more gas pistons

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Percussive Tools And Related Accessories (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Pinball Game Machines (AREA)
  • Automotive Seat Belt Assembly (AREA)
GB4717373A 1972-10-10 1973-10-09 Automatic firearm with gas actuated breech mechanism Expired GB1439348A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7235764A FR2202584A5 (enExample) 1972-10-10 1972-10-10

Publications (1)

Publication Number Publication Date
GB1439348A true GB1439348A (en) 1976-06-16

Family

ID=9105386

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4717373A Expired GB1439348A (en) 1972-10-10 1973-10-09 Automatic firearm with gas actuated breech mechanism

Country Status (11)

Country Link
US (1) US3872771A (enExample)
AU (1) AU476133B2 (enExample)
CA (1) CA997182A (enExample)
CH (1) CH579251A5 (enExample)
DE (1) DE2350629C2 (enExample)
ES (1) ES419532A1 (enExample)
FR (1) FR2202584A5 (enExample)
GB (1) GB1439348A (enExample)
IL (1) IL43415A (enExample)
IT (1) IT994771B (enExample)
ZA (1) ZA737825B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3045831C2 (de) * 1980-12-05 1984-06-14 Mauser-Werke Oberndorf Gmbh, 7238 Oberndorf Stützklappe für einen starr schließenden Verschluß von automatischen Feuerwaffen
DE102009056253B3 (de) * 2009-12-01 2011-05-19 Rheinmetall Waffe Munition Gmbh Rückprallsperre für insbesondere Gasdrucklader
US12429299B1 (en) 2016-12-29 2025-09-30 Blackstone Firearms, Llc Firearm barrel with non-metal outer sleeve
US12359887B2 (en) 2016-12-29 2025-07-15 Blackstone Firearms, Llc Firearm barrel with outer sleeve

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH261658A (de) * 1945-12-06 1949-05-31 Oerlikon Buehrle Ag Automatische Feuerwaffe mit einteiligem Verschlussstück.
BE474539A (enExample) * 1946-01-16
FR1602862A (enExample) * 1964-01-03 1971-02-08

Also Published As

Publication number Publication date
AU476133B2 (en) 1976-09-09
IT994771B (it) 1975-10-20
CA997182A (en) 1976-09-21
AU6120273A (en) 1975-04-10
DE2350629A1 (de) 1974-04-25
ES419532A1 (es) 1976-05-01
US3872771A (en) 1975-03-25
IL43415A0 (en) 1974-03-14
DE2350629C2 (de) 1983-11-03
FR2202584A5 (enExample) 1974-05-03
IL43415A (en) 1977-03-31
CH579251A5 (enExample) 1976-08-31
ZA737825B (en) 1974-08-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee