Claims
- 1. A compressed air toy gun comprising:
- pump means for compressing air;
- launch tube means for holding a projectile;
- conduit means for conveying compressed air from said pump means to said launch tube means; and
- control valve means for controlling the flow of compressed air from said pump means to said launch tube means, said control valve means comprising an external housing having an air inlet in fluid communication with said conduit means and an air outlet in fluid communication with said launch tube means, an internal housing mounted for reciprocal movement within said external housing between a first position and a second position, internal housing biasing means for biasing said internal housing towards said first position, a plunger mounted within said internal housing for reciprocal movement between a sealing position sealing said air outlet and an unsealing position unsealing said air outlet, plunger biasing means for biasing said plunger toward said sealing position, actuation means for actuating the movement of said plunger to said unsealing position, said external housing and said internal housing at least partially defining an air pressure chamber in fluid communication with said air inlet,
- whereby compressed air from the pump means is conveyed through the conduit means and through the air inlet into the air pressure chamber, and the compressed air within the air pressure chamber biases the internal housing to its second position whereupon the actuation means causes the movement of the plunger is moved to its unsealing position allowing the compressed air within the air pressure chamber to flow through the air outlet to the launch tube.
- 2. The compressed air toy gun of claim 1 further comprising a pressure tank in fluid communication with said conduit means.
- 3. The compressed air toy gun of claim 1 wherein said internal housing biasing means comprises a spring.
- 4. The compressed air toy gun of claim 1 wherein said plunger biasing means comprises a supply of compressed air within said air pressure chamber.
- 5. The compressed air toy gun of claim 1 wherein said plunger and said internal housing define a second air chamber therebetween, and wherein plunger biasing means comprises a supply of compressed air contained within said second air chamber.
- 6. The compressed air toy gun 5 wherein said actuation means comprises an air release valve which releases compressed air from said second air chamber.
- 7. The compressed air toy gun of claim 6 wherein said internal housing biasing means comprises a spring.
- 8. The compressed air toy gun of claim 1 wherein said actuation means comprises engagement means coupled to said internal housing adapted to engage said plunger as said internal housing is biases to said second position.
- 9. The compressed air toy gun of claim 4 wherein said actuation means comprises engagement means extending from said internal housing adapted to engage said plunger as said internal housing is biases to said second position.
- 10. The compressed air toy gun of claim 9 wherein said internal housing biasing means comprises a spring.
- 11. The compressed air toy gun of claim 1 further comprising triggering means for releasably triggering the movement of said internal housing to said second position.
- 12. A compressed air toy gun comprising:
- pump means for compressing air;
- launch tube means for holding a projectile;
- conduit means for conveying compressed air from said pump means to said launch tube means; and
- control valve means for controlling the flow of compressed air from said pump means to said launch tube means, said control valve means comprising an external tube having an air inlet in fluid communication with said conduit means and an air outlet in fluid communication with said launch tube, an internal tube mounted within said external tube for reciprocal movement between a first position adjacent said air outlet and a second position distal said air outlet, a plunger mounted within said internal tube for reciprocal movement between a sealing position sealing said air outlet and an unsealing position unsealing said air outlet, spring biasing means for biasing said internal tube towards said first position, said external tube and said internal tube defining a first pressure chamber for releasably storing compressed air, said internal tube and said plunger defining a second pressure chamber for releasably storing compressed air, an air release valve in fluid communication with said second pressure chamber to controllably releasing the compressed air within said second pressure chamber,
- whereby compressed air from the pump means is conveyed through the conduit means into the first pressure chamber and between the internal tube and the plunger to the second pressure chamber, the compressed air within the first pressure chamber biases the internal tube to its second position while the compressed air within the second pressure chamber maintains the plunger in its sealing position, and the actuation of the air release valve causes the compressed air within the second pressure chamber to be released thereby causing the plunger to move to its unsealing position thereby allowing the compressed air within the first pressure chamber to flow through the air outlet and into the launch tubes.
- 13. The compressed air toy gun of claim 12 further comprising a pressure tank in fluid communication with said conduit means.
- 14. The compressed air toy gun of claim 12 further comprising spring means for biasing said plunger towards said sealing position.
- 15. The compressed air toy gun of claim 12 further comprising triggering means for releasably triggering the movement of said internal tube to said second position.
- 16. The compressed air toy gun of claim 12 wherein said air release valve is actuated to release the compressed air within said second air pressure chamber upon said internal tube reaching said second position.
- 17. A compressed air toy gun comprising:
- pump means for compressing air;
- launch tube means for holding a projectile;
- conduit means for conveying compressed air from said pump means to said launch tube means; and
- control valve means for controlling the flow of compressed air from said pump means to said launch tube means, said control valve means comprising an external tube having an air inlet in fluid communication with said conduit means and an air outlet in fluid communication with said launch tube, an internal tube mounted within said external tube for reciprocal movement between a first position adjacent said air outlet and a second position distal said air outlet, a plunger mounted within said internal tube for reciprocal movement between a sealing position sealing said air outlet and an unsealing position unsealing said air outlet, spring biasing means for biasing said internal tube towards said first position, said external tube and said internal tube defining a pressure chamber for releasably storing compressed air, said internal tube having a portion sized and shaped to engage said plunger,
- whereby compressed air from the pump means is conveyed through the conduit means into the pressure chamber, the compressed air within the pressure chamber biases the plunger to its sealing position while biasably moving the internal tube to its second position, the movement of the internal tube to its second position causes the plunger to move to its unsealing position thereby allowing the compressed air within the pressure chamber to flow through the air outlet and into the launch tubes.
- 18. The compressed air toy gun of claim 17 further comprising a pressure tank in fluid communication with said conduit means.
- 19. The compressed air toy gun of claim 17 further comprising a spring biasing means for biasing said plunger to said sealing position.
- 20. The compressed air toy gun of claim 17 further comprising triggering means for releasably triggering the movement of said internal tube to said second position.
- 21. A compressed air toy gun comprising:
- pump means for compressing air;
- launch tube means for holding a projectile;
- conduit means for conveying compressed air from said pump means to said launch tube means; and
- control valve means for controlling the flow of compressed air from said pump means to said launch tube means, said control valve means comprising an external tube having an air inlet in fluid communication with said conduit means and an air outlet in fluid communication with said launch tube means, a plunger mounted within said external tube for reciprocal movement between a sealing position sealing said air outlet and an unsealing position unsealing said air outlet, and pressure sensitive actuation means for controlled continuous, reciprocal actuation of said plunger so long as compressed air above a preselected pressure level flows from said conduit means to said control valve means,
- whereby compressed air from the pump means is conveyed through the conduit means and through the air inlet to the control valve which continuously reciprocates the plunger for firing a sequence of projectiles.
- 22. The compressed air toy gun of claim 21 wherein said pressure sensitive actuation means comprises an internal tube mounted for reciprocal movement between a first position and a second position, internal tube biasing means for biasing said internal tube towards said first position.
- 23. The compressed air toy gun of claim 22 wherein said pressure sensitive actuation means further comprises plunger biasing means for biasing said plunger toward said sealing position, and wherein said external tube and said internal tube at least partially defining an air pressure chamber in fluid communication with said air inlet, whereby compressed air within the pressure chamber moves the internal tube to its second position.
- 24. The compressed air toy gun of claim 21 further comprising a pressure tank in fluid communication with said conduit means.
- 25. The compressed air toy gun of claim 21 wherein said internal tube biasing means comprises a spring.
- 26. The compressed air toy gun of claim 23 wherein said plunger biasing means comprises a supply of compressed air within said air pressure chamber.
- 27. The compressed air toy gun of claim 23 wherein said plunger and said internal tube define a second air chamber therebetween, and wherein plunger biasing means comprises a supply of compressed air contained within said second air chamber.
- 28. The compressed air toy gun 27 wherein said pressure sensitive actuation means further comprises an air release valve which releases compressed air from said second air chamber.
- 29. The compressed air toy gun of claim 22 wherein said actuation means comprises engagement means extending from said internal tube adapted to engage said plunger as said internal tube is biases to said second position.
- 30. The compressed air toy gun of claim 22 wherein said internal tube biasing means comprises a spring.
- 31. The compressed air toy gun of claim 21 further comprising triggering means for releasably triggering the movement of said pressure sensitive actuation means.
REFERENCE TO RELATED APPLICATION
This is a continuation-in-part of application Ser. No. 08/730,619 filed Oct. 21, 1996 now U.S. Pat. No. 5,709,199, which is a continuation-in-part of application Ser. No. 08/699,431 filed Aug. 19, 1996 now U.S. Pat. No. 5,699,781, which is a continuation-in-part of application Ser. No. 08/494,407 filed Jun. 26, 1995 now U.S. Pat. No. 5,592,931, which is a continuation-in-part of application Ser. No. 08/441,229 filed May 15, 1995 now U.S. Pat. No. 5,596,978.
US Referenced Citations (38)
Foreign Referenced Citations (1)
Number |
Date |
Country |
2587911-A1 |
Oct 1985 |
FRX |
Continuation in Parts (4)
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Number |
Date |
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730619 |
Oct 1996 |
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699431 |
Aug 1996 |
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494407 |
Jun 1995 |
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441229 |
May 1995 |
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