US2008257193A1PendingUtilityA1
War game toy grenade
Est. expiryApr 19, 2027(~0.7 yrs left)· nominal 20-yr term from priority
F42B 8/26F42B 12/48
24
PatentIndex Score
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Claims
Abstract
The toy grenade is provided with a non-destructive main casing. Smoke simulated powder is filled in a powder container in communication with a compression air cylinder. A plunger rod slidably mounted on a safety support in located at the top of the main casing. The plunger rod is operative by the removal of a pivot arm to release the compressed air from the air cylinder to force the powder to emit under pressure from two emission openings at the side wall of the main casing to provide simulation of the operation of a grenade.
Claims
exact text as granted — not AI-modified1 . A toy grenade comprising:
a main casing having a top cover portion removably mounted thereon in an airtight manner, a smoke powder container and a compressed air cylinder mounted within said main casing, said powder container being filled with a powder material, and said compressed air cylinder having an air conducting tube engaged with a coupling tube of said powder container, a safety support mounted on said top cover portion and said safety support having a vertical cylindrical through opening formed therein, and said through opening being aligned with a top opening formed in said top cover portion of said main casing, an central opening formed at a top cover of said powder container, and said central opening being aligned with said top opening of said top cover portion of said main casing, two ducts formed at an underside of said top cover portion of said main casing and extending outwards from said top opening to opposite side walls of said top cover portion of said main casing, said ducts being in communication with two powder smoke emission openings formed at opposite side walls of said top cover portion of said main casing, and said smoke emission openings being in communication with said top opening through said ducts, a plunger rod slidably mounted in said safety support, said plunger rod being normally biased by a compression spring to locate at an upper position with a sealing head at a lower end therein spaced from said central opening of said top cover of said powder container, said plunger rod being pushable downwards to a lower position with said sealing head engaged within said central opening of said powder container, an inverted L-shaped pivot arm removably mounted to said safety support, said pivot arm having a holding plate portion depressing on a top end of said plunger rod to retain said plunger rod in said lower position, a safety pin removably mounted to said safety support for retaining said pivot arm mounted to said safety support, an inlet air valve located at a bottom of said compressed air cylinder, said inlet air valve being accessible through a bottom opening formed in said main casing, and said compressed air cylinder being chargeable with compressed air through said inlet air valve.
2 . A toy grenade according to claim 1 including an O-ring mounted on said sealing head to provide an air tight engagement between said sealing head and said outlet opening of said powder container.
3 . A toy grenade according to claim 2 including two torsion springs mounted on said powder container, said two torsion springs having a arm portion located at opposite sides across an edge portion of said outlet opening, said arm portion of said torsion springs engageable with said sealing head of said plunger rod for temporarily retaining said plunger rod in said lower position.
4 . A toy grenade according to claim 3 including a sleeve having an upstanding tubular portion extending into a vertical cylindrical opening in said safety support, said plunger rod having a middle section slidably engaged with said upstanding tubular portion of said sleeve, and said compression spring surrounding said upstanding tubular portion of said sleeve.
5 . A toy grenade according to claim 4 including a second O-ring mounted on said plunger rod, said second O-ring being engageable with a top end of said sleeve for sealing any air leakage from said main casing through said sleeve.
6 . A toy grenade according to claim 5 wherein said pivot arm has two bifurcated hooks formed at a free edge of said holding plate portion, said hooks are slidably engageable with two rods extending sideways from said safety support to facilitate pivotable movement of said pivot arm relative to said safety support.
7 . A toy grenade according to claim 6 including a ring mounted on said safety pin and operative to facilitate removal of said safety pin from said safety support.
8 . A toy grenade according to claim 7 wherein said powder material in said powder container is dyed with a selected color.Join the waitlist — get patent alerts
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