A breech-lock is a system for mounting camera lenses to camera bodies. The lens is attached to the camera by means of a rotating ring which is used to...
1 KB (152 words) - 10:08, 11 July 2023
Locked breech is the design of a breech-reloading firearm's action. This is important in understanding how a self-reloading firearm works. In the simplest...
9 KB (1,307 words) - 20:34, 28 April 2024
Breechblock (redirect from Breech block)
A breechblock (or breech block) is the part of the firearm action that closes the breech of a breech loading weapon (whether small arms or artillery) before...
30 KB (3,745 words) - 12:34, 17 June 2024
The Blish lock is a breech locking mechanism designed by John Bell Blish based upon his assumption that under extreme pressures, certain dissimilar metals...
4 KB (518 words) - 20:54, 12 June 2023
Canon FD 35mm f/2 (section Breech-Lock Mount (FD))
The Canon FD 35mm f/2.0 lens was manufactured by Canon for the FD lens mount. It was sold in several variations after it was introduced in 1971, and was...
6 KB (450 words) - 18:12, 19 August 2024
into a slot behind the powder chamber and screwing the breech screw tightly against the block to lock it in place. A degree of obturation was achieved via...
16 KB (2,146 words) - 18:07, 14 December 2023
lens mount may be a screw-threaded type, a bayonet-type, or a breech-lock (friction lock) type. Modern still camera lens mounts are of the bayonet type...
33 KB (1,748 words) - 21:20, 20 May 2024
The Triple Action Thunder is a Breech-loading, single shot handgun designed to fire the .50 BMG cartridge. It was developed by Triple Action LLC, an FFL...
964 bytes (47 words) - 22:43, 5 December 2023
lens mount is a breech-lock mount, which is a variation of the common triple-flanged bayonet attachment. The advantage of the breech-lock over the bayonet...
84 KB (5,871 words) - 18:45, 27 August 2024
The Welin breech block was a revolutionary stepped, interrupted thread design for locking artillery breeches, invented by Axel Welin in 1889 or 1890....
5 KB (581 words) - 02:10, 6 May 2024
is a brand of polymer-framed, short-recoil-operated, striker-fired, locked-breech semi-automatic pistols designed and produced by Austrian manufacturer...
215 KB (20,377 words) - 11:00, 1 September 2024
M1975 - used the horizontal sliding wedge breech lock. M1977 - used the vertical sliding wedge breech lock. M2002 - modernized version of M1977 with a...
6 KB (426 words) - 00:33, 19 May 2024
Canon's first single lens reflex (SLR) camera. The mount employed a "breech lock" system to attach the lens to the camera body. The R mount was discontinued...
12 KB (715 words) - 20:33, 20 August 2024
breech baby. Due to their higher than average rate of possible complications for the baby, breech births are generally considered higher risk. Breech...
37 KB (4,566 words) - 18:54, 8 June 2024
Blowback (firearms) (section Blish lock)
weight of the bullet, delay opening of the breech until the bullet has left the barrel. A few locked breech designs use a form of blowback (example: primer...
59 KB (7,385 words) - 15:33, 18 August 2024
muzzle-loading and early breech-loading firearms, as modern firearms uniformly fire by use of a firing pin to strike the rear of a cartridge. Side-lock refers to the...
17 KB (2,206 words) - 15:47, 17 August 2024
1990: RB67 Pro-SD Production 1970-2010 Lens Lens mount Custom Mamiya breech-lock bayonet mount Sensor/medium Recording medium 120 film Focusing Focus...
7 KB (722 words) - 04:10, 14 April 2024
Buttress thread forms, also known as sawtooth thread forms or breech-lock thread forms. are screw thread profiles with an asymmetric shape, having one...
7 KB (720 words) - 18:22, 15 April 2024
1979, authored by Walter Ludwig). The Walther P5 is a recoil-operated, locked-breech, 9 mm semi-automatic pistol. It utilizes the same design principles...
10 KB (1,127 words) - 18:13, 30 June 2024
locking ring for the breech lock mount at the base, while three models were produced as "New FD" lenses where the entire lens barrel rotated to lock the...
3 KB (229 words) - 14:34, 18 January 2024
off breech with the powder and projectile manually loaded from the muzzle. Instead, the muzzleloader ignition mechanism is referred to as the lock (e.g...
33 KB (3,816 words) - 17:23, 7 August 2024
returned into place and secured with a breech-lock. The first production models had leather piston and breech seals with a 4mm diameter transfer port...
6 KB (793 words) - 11:17, 15 May 2024
1966 to 1992. The Six accepts lenses with the Pentacon Six mount, a breech-lock bayonet mount. The Praktisix was manufactured by Kamera Werkstätten (KW)...
6 KB (532 words) - 18:27, 25 August 2024
sec shutter speed. Multiple exposures are possible in the M-mode. Mirror lock up is supported for long exposures and macro photography. The body has one...
13 KB (1,693 words) - 18:46, 5 April 2024
an unprecedented success in the SLR market. The AE-1 has a Canon FD breech-lock lens mount and accepts any FD or New FD (FDn) lens. It is not compatible...
11 KB (1,452 words) - 23:15, 27 January 2024
(L/26) and Bulgarian (L/28) were slightly different in respect of the breech lock while in other aspects they were identical. "Schneider-Canet 120mm 1897_Serbia"...
2 KB (167 words) - 12:54, 22 June 2023
spring to hold the breech closed, these pistols use a heavier slide so they can use a softer recoil spring. When compared to breech-locking handguns of the...
8 KB (755 words) - 04:13, 15 August 2024
successful, it was difficult and expensive to manufacture due to its breech-locking system. Additionally, the higher price put it in disadvantage against...
11 KB (1,274 words) - 08:21, 27 August 2024
Gun safety (redirect from Trigger lock)
rounds that could lead to dangerous mishaps such as a barrel failure or breech explosion. Proper storage prevents both damage and the unauthorized use...
44 KB (4,441 words) - 04:34, 26 August 2024
in the lock plate, and into the breech. The powder flowed directly through the breech into a cavity behind it in the case of cylinder breech guns, or...
25 KB (2,863 words) - 18:13, 13 August 2024