| CPC F41B 11/55 (2013.01) [F41B 11/72 (2013.01)] | 10 Claims | 

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               1. A grenade device of a toy gun with an adjustable firing muzzle comprising: 
            a case (11); 
                a pressure chamber (12), located in the case (11) and receiving a pressurized fluid (8); 
                a projectile chamber (13), located in the case (11), loaded a plurality of projectile bodies (133) in, and having a pressure inlet (131) and a pressure outlet (132); 
                a switch valve (14), located in between the pressure chamber (12) and the pressure inlet (131), wherein the switch valve (14) is located in a staring position, in order to guide the pressurized fluid (8) from the pressure chamber (12) to the projectile chamber (13); 
                a launch tube (15/15a), having a first end (151) and a second end (152), the first end (151) being connected with the pressure outlet (132), wherein the launch tube (15/15a) cooperates with the pressure chamber (12) and the pressurized fluid 8 to inject the projectile bodies (133); 
                an outer cover (16/16a), being connected with a side of the case (11), having an opening (161/161a), which is adjacent to the second end (152) of the launch tube (15/15a); and 
                a switch cover (17/17a), having a through hole (171) and located at a first position (21/21a) or a second position (22); 
                wherein the plurality of the projectile bodies (133) projected by the launch tube (15/15a) are arranged into a first status (31) if the switch cover (17/17a) is at the first position (21) and the opening (161/161a) is close to the through hole (171), and the plurality of the projectile bodies (133) projected by the launch tube (15/15a) are arranged into a second status (32) if the switch cover (17/17a) is at the second position (22) and the opening (161/161a) is separated from the through hole (171). 
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