Patent ID: 9599034
Date: 2017-03-21
CPC Classifications: F02D,G05G,Y10T

Claim:
1. A throttle adjustment device for a brush cutter in which an engine is mounted at one end of a handle pipe and in which a throttle adjustment wire extends from a throttle of the engine, comprising: a throttle lever having an operation portion to be operated by a user; a sub lever having a holding portion to be connected with an extending end of the throttle adjustment wire; a case to be fixed to the handle pipe, the throttle lever and the sub lever being rotatably mounted in the case on a common axis via a support shaft; and a connecting member separate from the throttle lever and the sub lever and selectively coupling and uncoupling the throttle lever and the sub lever respectively between an interlocked state where the connecting member engages both the throttle lever and the sub lever such that the throttle is adjustable in accordance with an operation amount of the throttle lever and an un-interlocked state where the connecting member engages only one of the throttle lever and the sub lever such that the throttle is not adjustable regardless of the operation amount of the throttle lever, and wherein the connecting member is biased toward the un-interlocked state.