| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an adjustment assembly which adjustably connects (1) a hand grip of a water jet gun to a barrel or (2) a gunstock of the water jet gun to a supply pipe. <P>SOLUTION: The adjustment assembly includes a cam pin having a notch. The cam pin (1) connects to a grip 72 and is close to a barrel 88, or (2) connects to the gunstock. Knobs 76a and 76b rotatably connect to the cam pin. The assembly of the water jet gun includes: a body; a valve cartridge; an access port; and an adaptor 50. The adaptor has a thread screwed with the body and is formed by a head located above the body. The adaptor is fastened by a hand and the water jet gun is in an operable state without further fastening the adaptor. In the operable state, the adaptor is detachable from the body by a person gripping the head with a hand to turn the adaptor by the hand without relying on a hand tool. <P>COPYRIGHT: (C)2012,JPO&INPIT |
