GB536642A - Improvements in or relating to automatic firearms - Google Patents
Improvements in or relating to automatic firearmsInfo
- 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
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
- F41A3/64—Mounting of breech-blocks; Accessories for breech-blocks or breech-block mountings
- F41A3/78—Bolt buffer or recuperator means
- F41A3/82—Coil 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.
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) |
-
1939
- 1939-09-21 GB GB2631839A patent/GB536642A/en not_active Expired
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