Patent ID: 9273918
Filing Date: 2016-03-01
CPC Classification: F41A

Claim Text:
1. A round counter, comprising: a detection unit configured to detect energy pulses resulting from an impact to a firearm; a round counter processor configured to analyze data of an energy pulse related to the impact to the firearm obtained by the detection unit to count a number of rounds fired from the firearm; wherein the round counter processor is configured to: wherein the round counter processor compares the at least one energy pulse time window to a firing window, wherein the firing window is a predetermined time length required for discharging a round from the firearm; a firing counter configured to store a firing count which indicates the number of rounds discharged from the firearm; wherein the firing count is increased when the round counter processor determines the at least one energy pulse time window is larger than the firing window; wherein the time length of the at least one energy pulse time window is greater than a predetermined time length; and, an energy source to power the round counter.