Patent ID: 9068792
Filing Date: 2015-06-30
Classification: F41B

Abstract:
1. A projectile launching device comprising: a bolt having an air channel for launching a projectile and a hammer groove, and configured to be able to move within a bolt chamber; a valve coupled to the air channel of the bolt and having a valve pin configured to have a physical shape substantially like a single piece metal rod with a first end situated at approximately one end of the rod and a second end situated approximately at opposite end of the first end, the first end able to control amount of pressurized gas flowing into the air channel, and configured to be situated in a firing control chamber which is arranged in parallel to the bolt chamber; a hammer having a pivot hole for hosting a pivot pin and configured to create a swing motion of the hammer around the pivot hole and to allow at least a portion of the hammer to pass through the hammer groove of the bolt during the swing motion before the hammer strikes the second end to release a predefined amount of pressurized gas to launch a paintball; and an auto-op lever having a first end and a second end, wherein the first end of the auto-op lever is triggerable by repositioning movement of the bolt and the second end of the auto-op lever is capable of releasing the hammer in response to movement of the first end of auto-op lever when a full-auto firing mode is selected.