| 摘要 |
A single-hand operable structure for controlling forward/backward intake of a straight pneumatic wrench, including: a main body having a housing defining an internal air chamber, the housing having an intake passage through which external gas can go into the air chamber, two arms respectively rearward extending from a rear end of the housing by a predetermined length, a handle being bridged between rear ends of the two arms, the rear end of the housing being formed with at least one through hole with a predetermined shape between the two arms; and a controlling valve having a valve section disposed inside the housing in an intake path of the intake passage for controlling/changing an intake position or flow amount of the gas flowing from the intake passage into the air chamber, the controlling valve further including an operating/controlling section connected with the valve section and partially extending through the through hole of the rear end of the housing for an operator to operate the valve section.
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