When the trigger actuates the sear, the hammer is released and strikes the lifter, which transmits the blow to the firing pin. When the trigger is pulled or the hammer cocked, the lifter is brought up behind the firing pin. It rests against the frame and is cut away around the firing pin area. When the hammer is down, it does not touch the firing pin. The safety hammer mechanism is a very clever design. While tfris sort of safety test is not particularly good for the gun, it was a selling point. S." top-break hammer and hammerless revolvers.įor years Iver Johnson advertisements pictured the hammering of a top-b^eak Jiammer to prove its safety. Iver Johnson eventually put out the less-expensive line of 4tU. For another dollar the top-break could be had with a much larger one-piece 'Western'-style walnut grip. Choice of barrel lengths ranged from 2" to 6". For a few dollars more he could buy a more efficient top-break model, available in single- and double-action, with hammer or hammerless double-action. For $2 a person could buy an Iver Johnson solid-frame Model 1900 in cals.22. This difficulty was overcome in the new model.Īround the turn of the century top-L break revolvers were as common as coffee grinders in the average American home. The greatest source of trouble on the old model was the lack of a positive cylinder stop which resulted in lead being shaved from the bullet as it passed from the cylinder chamber to the barrel mouth. The simplified extractor cam was made more reliable by replacing the fragile flat spring with a coil spring. The flat hammer spring was changed to an adjustable coil spring. Internally, the new model features a separate cylinder latch that allows a more positive stop. 22 was used by Sirhan Sirhan to assassinate Robert Kennedy on June 5, 1968.Frame pins.
Models with short barrels were known as Cadet 55 while Target 55 models had 6" barrels.Ī Cadet 55-A in. Model 55 revolvers were produced by Iver Johnson company in 1950s-70s in several modifications. The Iver Johnson American Bulldog and variants can be seen in the following films, television series, video games, and anime used by the following actors: Film Title
38 S&W calibers (but smaller and larger caliber versions also existed).
#IVER JOHNSON TOP BREAK REVOLVER PARTS SERIES#
Iver Johnson American Bulldog was a series of solid frame 5-shot revolvers, mostly chambered in. "The Rise and Fall of Sergeant Schultz" (S02E06) The Woman Knight of Mirror Lake (Jian hu nu xia Qiu Jin) The Iver Johnson Safety Automatic and variants can be seen in the following films, television series, video games, and anime used by the following actors: Film TitleĮvery Thing You Always Wanted To Know About Sex * But Were Afraid To Ask Safety Automatic series include both models with external hammer and hammerless revolvers each version was produced in three models, known as First, Second and Third.
The "Safety Automatic" means the combination of Hammer-the-Hammer transfer bar safety system and the automatic ejection of cartridges upon breaking open the revolvers. Safety Automatic was a series of top-break revolvers, produced from 1894 to 1941. 22 caliber Cadet 55-A revolver was used to assassinate Senator Robert F. Trivia Note: An Iver Johnson Safety Automatic revolver was used by Leon Czolgosz to assassinate President William McKinley on September 6th, 1901.
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