Patent ID: 9261316
Filing Date: 2016-02-16
CPC Classification: B29C,B29K,B29L,F41A,F41B

Claim Text:
1. A process for the manufacture of a barrel for a compressed air or CO2 rifle, the barrel comprising a core, the core comprising a hollow tube for discharging a pellet and, optionally, a profile having an interior part that exteriorly wraps around and is in contact with the hollow tube, the hollow tube having an entrance end and an exit end, the process comprising the steps of: (a) introducing the core into a molding machine; (b) supporting said core with a plurality of fixing elements to dispose the core in an overhanging, centered, stable configuration inside the molding machine, each fixing element having a proximal end that abuts the core; (c) over-molding the core with an over-molding fluid, except for the hollow tube entrance end, to define an over-molding having a desired form; and (d) retracting the fixing elements from the over-molding, leaving a plurality of orifices in the over-molding defined by said fixing elements, each orifice extending from an outer surface of the over-molding to the core.