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GB536642A - Improvements in or relating to automatic firearms - Google Patents

Improvements in or relating to automatic firearms

Info

Publication number
GB536642A
GB536642A GB2631839A GB2631839A GB536642A GB 536642 A GB536642 A GB 536642A GB 2631839 A GB2631839 A GB 2631839A GB 2631839 A GB2631839 A GB 2631839A GB 536642 A GB536642 A GB 536642A
Authority
GB
United Kingdom
Prior art keywords
lock frame
barrel
recoil
lock
frame
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
GB2631839A
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.)
ARTHUR HAROLD STEVENS
Original Assignee
ARTHUR HAROLD STEVENS
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 ARTHUR HAROLD STEVENS filed Critical ARTHUR HAROLD STEVENS
Priority to GB2631839A priority Critical patent/GB536642A/en
Publication of GB536642A publication Critical patent/GB536642A/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
    • F41A3/00Breech mechanisms, e.g. locks
    • F41A3/64Mounting of breech-blocks; Accessories for breech-blocks or breech-block mountings
    • F41A3/78Bolt buffer or recuperator means
    • F41A3/82Coil spring buffers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Particle Accelerators (AREA)

Abstract

536,642. Automatic guns. STEVENS, A. H. (Browning Co., J. M. & M. S.). Sept. 21, 1939, No. 26318. [Class 92 (ii)] Relates to large calibre automatic guns of the long-recoil type as described in Specifications 226,197, 235,591, and 235,592, [all in Class 92 (ii)]. In the prior inventions, the gun barrel 6, barrel extension 7a, and lock frame 10 recoil together, the transversely-sliding breech block 9 being lowered by a lever 11 pivoted to the lock frame, one end of the lever engaging a slot in the breech block, and the other end moving in a groove in a cam 29 on the fixed casing. The recoil energy of the barrel imparts momentum to the lock frame which continues its rearward movement after the parts are unlocked, the lock-frame being subsequently held by a detent 26 when the barrel returns. According to the present invention, an accelerator 10c is pivoted at 10d on the barrel extension and has one arm engaging a projection 10i on the lock frame the other arm engaging near the end of recoil with a fixed cam surface lc to impart a rearward kick to the lock frame.
GB2631839A 1939-09-21 1939-09-21 Improvements in or relating to automatic firearms Expired GB536642A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2631839A GB536642A (en) 1939-09-21 1939-09-21 Improvements in or relating to automatic firearms

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2631839A GB536642A (en) 1939-09-21 1939-09-21 Improvements in or relating to automatic firearms

Publications (1)

Publication Number Publication Date
GB536642A true GB536642A (en) 1941-05-22

Family

ID=10241750

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2631839A Expired GB536642A (en) 1939-09-21 1939-09-21 Improvements in or relating to automatic firearms

Country Status (1)

Country Link
GB (1) GB536642A (en)

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