System and method for displaying the number of rounds in a magazine of a weapon
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F41A-009/62
F41A-009/65
F41A-009/72
출원번호
US-0380611
(2016-12-15)
등록번호
US-10175016
(2019-01-08)
발명자
/ 주소
Keys, Daniel James
출원인 / 주소
ZYNO ENGINEERING, LLC
대리인 / 주소
Thompson Hine LLP
인용정보
피인용 횟수 :
0인용 특허 :
8
초록▼
A system for displaying a number of rounds in a magazine of a weapon may include a force sensitive resistor shaped to be placed in the magazine and engage a magazine spring therein such that a resistance of the force sensitive resistor changes in response to a spring force from a number of rounds in
A system for displaying a number of rounds in a magazine of a weapon may include a force sensitive resistor shaped to be placed in the magazine and engage a magazine spring therein such that a resistance of the force sensitive resistor changes in response to a spring force from a number of rounds in the magazine, a microcontroller connected to detect the resistance of the force sensitive resistor resulting from the spring force upon the force sensitive resistor in response to the number of rounds in the magazine and output an electrical signal indicative of the resistance; and a display connected to respond to the electrical signal, the display having an indicator that is actuated in response to the signal to indicate the number of rounds in the magazine.
대표청구항▼
1. A system for displaying a number of rounds in a magazine of a weapon, the magazine including a spring that urges a follower against rounds loaded into the magazine, the system comprising: a support plate in the magazine, the spring urging against the support plate at an end of the spring opposite
1. A system for displaying a number of rounds in a magazine of a weapon, the magazine including a spring that urges a follower against rounds loaded into the magazine, the system comprising: a support plate in the magazine, the spring urging against the support plate at an end of the spring opposite the follower;a force sensitive resistor seated against a fixed bottom wall of the magazine, the spring urging the support plate against the force sensitive resistor, wherein a force of the spring proportional to the number of the rounds in the magazine is transmitted by the support plate against the force sensitive resistor, such that a resistance of the force sensitive resistor changes in response to a change in the spring force from a change in the number of rounds in the magazine;a first microcontroller connected to the force sensitive resistor to measure a resistance value of the force sensitive resistor resulting from the spring force upon the force sensitive resistor, and to output an electrical signal indicative of the measured resistance value of the force sensitive resistor; anda display connected to respond to the electrical signal, the display having an indicator that is actuated in response to the electrical signal to indicate the number of rounds in the magazine. 2. The system of claim 1, wherein the indicator is selected from a visual indicator and a non-visual indicator. 3. The system of claim 2, wherein the visual indicator displays a number corresponding to the number of rounds in the magazine. 4. The system of claim 2, wherein the indicator is mounted on the weapon. 5. The system of claim 4, wherein the visual indicator is integrated into an aiming device on the weapon, the aiming device selected from a telescopic sight, red dot sight, and a flip sight. 6. The system of claim 2, wherein the visual indicator is integrated into glasses worn by a user of the weapon. 7. The system of claim 2, wherein the non-visual indicator emits an audible sound and/or a vibration when a predetermined number of rounds of the number of rounds in the magazine remains in the magazine. 8. The system of claim 1, wherein the first microcontroller is programmed to convert the resistance measured by the force sensitive resistor to the number of rounds in the weapon magazine. 9. The system of claim 1, wherein the magazine is selected from a tubular magazine and a box magazine. 10. The system of claim 1, wherein the first microcontroller is mounted on the magazine. 11. The system of claim 10, further comprising a main microcontroller mounted on the weapon; the main microcontroller connected to receive the electrical signal from the first microcontroller and actuate the display. 12. The system of claim 11, wherein the main microcontroller is connected to the first microcontroller by a power line for supplying electrical power to the first microcontroller, a ground line, and a data line, wherein the power line, the ground line, and the data line are detachable. 13. The system of claim 11, wherein the main microcontroller receives a wireless signal from the first microcontroller. 14. A weapon for firing rounds of ammunition, the weapon comprising: a magazine having a spring and a follower for urging the rounds into a chamber of the weapon; anda system for displaying a number of the rounds in the magazine, the system including a support plate in the magazine, the spring urging against the support plate at an end of the spring opposite the follower;a force sensitive resistor seated against a fixed bottom wall of the magazine, the spring urging the support plate against the force sensitive resistor, wherein a force of the spring proportional to the number of the rounds in the magazine is transmitted by the support plate against the force sensitive resistor, such that a resistance of the force sensitive resistor changes in response to a change in the spring force from a change in the number of rounds in the magazine,a first microcontroller connected to the force sensitive resistor to measure a resistance value of the force sensitive resistor resulting from the spring force upon the force sensitive resistor, and to output an electrical signal indicative of the measured resistance value of the force sensitive resistor; anda display connected to respond to the electrical signal, the display having an indicator that is actuated in response to the electrical signal to indicate the rounds in the magazine. 15. The weapon of claim 14, wherein the first microcontroller is programmed to convert the resistance measured by the force sensitive resistor to the number of rounds in the weapon magazine. 16. The weapon of claim 14, wherein the indicator is selected from a visual indicator and a sound indicator. 17. The weapon of claim 14, further comprising a main microcontroller mounted on the weapon; the main microcontroller connected to receive the electrical signal from the first microcontroller and actuate the display. 18. The weapon of claim 17, wherein the main microcontroller is connected to the first microcontroller either by the combination of a power line for supplying electrical power to the first microcontroller, a ground line, and a data line, wherein the power line, the ground line, and the data line are detachable; or by wireless communication. 19. The weapon of claim 14, wherein the magazine is selected from a tubular magazine and a box magazine. 20. A method for displaying a number of rounds in a magazine of a weapon, the weapon having a spring that urges a follower against the rounds into a chamber of the weapon, the method comprising: mounting a support plate in the magazine, such that an end of the spring opposite the follower urges against the support plate;mounting a force sensitive resistor seated against a fixed bottom wall of the magazine to engage the support plate, so that the spring urges the support plate against the force sensitive resistor, wherein a force of the spring proportional to the number of rounds in the magazine is transmitted by the support plate against the force sensitive resistor, such that a resistance of the force sensitive resistor changes in response to a change in the force from the spring from a change in the number of rounds in the magazine;connecting a first microcontroller to measure a resistance value of the force sensitive resistor resulting from the spring force upon the force sensitive resistor, and to output an electrical signal indicative of the measured resistance value of the force sensitive resistor; andconnecting a display to respond to the electrical signal, the display having an indicator that is actuated in response to the electrical signal to indicate the number of rounds in the magazine.
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이 특허에 인용된 특허 (8)
Villani Michael J. (11 Cumner Rd. Hyannis MA 02601), Automatic cartridge monitoring and indicator system for a firearm.
Horne John N. (2145 B 34th Los Alamos NM 87544) Wolf Michael A. (3195 Arizona Los Alamos NM 87544), Cartridge monitoring and display system for a firearm.
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