Abstract: A recoil starter includes: a starter case provided with a reel support shaft; and a ratchet guide rotatably attached to the reel support shaft in a state in which a frictional resistance is applied. The ratchet guide includes: a through hole into which the reel support shaft is insertable; and a locking portion configured to be engaged with the reel support shaft on an inner periphery of the through hole. A movement of the ratchet guide in an axial direction of the reel support shaft is restricted in a state in which the locking portion is engaged with the reel support shaft.

Abstract: A tilt structure to be provided allows the tilt of a console to be changed through simple motion and has a simple configuration. A link mechanism (a mechanism similar to a slider crank mechanism) composed of three turning pairs and one sliding pair is formed using a first frame 20, a second frame 25, a slider 37, and a connection member 30. The tilt structure includes a control member 40 or 47 for fixing or unfixing the tilt of the second frame 25. The control member 40 or 47 is provided controllably in order to lock or unlock motion of the link mechanism.

Abstract: In a recoil starter that starts an engine, the recoil starter rotating a drive shaft of the engine using rotation force of a reel through a recoil rope wound around the reel, by the recoil rope being pulled, a ratchet claw is provided on the reel, the ratchet claw pivoting in a radial direction of the reel with rotation of the reel by the recoil rope and then engaging with a pulley provided on the drive shaft, a guide member is provided around a reel shaft, the guide member covering the ratchet claw, the reel shaft being a rotation shaft of the reel, and a rib is provided on the guide member, the rib abutting on the ratchet claw.

Abstract: There is provided a rope reel provided in a recoil starter including: a rope holding groove; a flange portion disposed on both sides of the rope holding groove; a through hole provided in the flange portion and configured to allow an end of the rope wound around the rope holding groove to pass through; and an arch portion provided on a side surface of the rope reel and adjacent to the through hole. The arch portion is configured such that the rope is inserted therein, and the arch portion is capable of holding the inserted rope along the side surface of the rope reel. According to the above configuration, a front end portion of the rope is prevented from interfering with a rotation member at an engine side.

Abstract: A tilt structure to be provided allows the tilt of a console to be changed through simple motion and has a simple configuration. A link mechanism (a mechanism similar to a slider crank mechanism) composed of three turning pairs and one sliding pair is formed using a first frame 20, a second frame 25, a slider 37, and a connection member 30. The tilt structure includes a control member 40 or 47 for fixing or unfixing the tilt of the second frame 25. The control member 40 or 47 is provided controllably in order to lock or unlock motion of the link mechanism.

Abstract: A tilt structure allows the tilt of a console to be changed through simple motion and has a simple configuration. The tilt structure includes: a second frame attached to an upper portion of a first frame and is swingable upward and downward; and a control member attached to the second frame and is tiltable backward and forward through a tilting shaft. The control member includes a guide part with a groove housing a first frame pin. A locked and unlocked state switch to each other by causing the control member to tilt. The locked state includes a pin engaged with any of the engagement parts. The unlocked state includes the pin disengaged. The tilt of the second frame relative to the first frame is changed by engaging the pin with an arbitrary engagement part of any of the engagement parts and changing a distance between the tilting shaft and pin.

Abstract: A tilt structure to be provided allows the tilt of a console to be changed through simple motion and has a simple configuration. A control member 30 is coupled to a second frame 25 at a first coupling position P1 and is coupled to a first frame 20 at a second coupling position P2 provided below the first coupling position P1. Controlling the control member 30 makes the height of the first coupling position P1 adjustable. The tilt of the second frame 25 is changed in response to the height of the first coupling position P1.

Abstract: A rope reel includes first circumferential wall portion that is erectly provided so as to surround outer circumference of recoil spring. A starter case includes second circumferential wall portion that is erectly provided so as to adjoin inner circumferential face or outer circumferential face of first circumferential wall portion. The first circumferential wall portion and the second circumferential wall portion are disposed so that end edges of the first circumferential wall portion and the second circumferential wall portion overlap each other when viewed in radial direction. A plate is disposed between starter case and recoil spring inside first circumferential wall portion. Thus, it is possible to provide structure which is realized in space-saving manner to make foreign substances difficult to intrude into starting device in order to prevent deformation or damage of recoil spring, and from which the foreign substances are easily discharged even if foreign substances have intruded.

Abstract: A rope reel includes first circumferential wall portion that is erectly provided so as to surround outer circumference of recoil spring. A starter case includes second circumferential wall portion that is erectly provided so as to adjoin inner circumferential face or outer circumferential face of first circumferential wall portion. The first circumferential wall portion and the second circumferential wall portion are disposed so that end edges of the first circumferential wall portion and the second circumferential wall portion overlap each other when viewed in radial direction. A plate is disposed between starter case and recoil spring inside first circumferential wall portion. Thus, it is possible to provide structure which is realized in space-saving manner to make foreign substances difficult to intrude into starting device in order to prevent deformation or damage of recoil spring, and from which the foreign substances are easily discharged even if foreign substances have intruded.

Abstract: An armrest structure for seat includes an armrest configured to move in a lateral width direction of the seat, a guide block configured to move in a front-rear direction of the seat, and an operation portion configured to be manually operated, such that the guide block moves in the front-rear direction. The armrest and the guide block are slidably engaged with each other in a direction inclined with respect to the lateral width direction and the front-rear direction of the seat. The armrest is configured to move in conjunction with the guide block in the lateral width direction, in response to an operation that the operation portion is operated to move the guide block in the front-rear direction. According to this armrest structure, an interval between the armrest on both sides can be adjusted in accordance with the physique and the posture of a seated person.

Abstract: One aspect of the invention provides a recoil starter including: a reel support shaft; a rope reel that is rotatably mounted on the reel support shaft; a ratchet member that is swingably mounted on the rope reel; a ratchet guide that is rotatably mounted on the reel support shaft with friction resistance. The ratchet guide includes: a guide portion and a swinging-prevention portion. When the rope reel rotates in an engine starting direction, the guide portion pushes out the ratchet member to an outer diameter direction. When the ratchet member does not contact the guide portion, the swinging-prevention portion prevents the ratchet member from swinging to the outer diameter direction.

Abstract: According to one embodiment, 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, include: a throttle lever having an operation portion to be operated by the 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; and a connecting member configured to bring the throttle lever and the sub lever into: an interlocked state where the throttle is adjustable in accordance with an operation amount of the throttle lever; or an un-interlocked state where the throttle is not adjustable regardless of the operation amount of the throttle lever.

Abstract: A recoil starter exemplified in the embodiment includes: a starter case; a rope reel; a recoil rope; a ratchet; and a drive pulley. When the rope reel is rotated by pulling the recoil rope, the ratchet pivots to engage an engaged unit of the drive pulley to thereby transmit a torque of the rope reel to an engine. The rope reel has: a ratchet receiving unit; and a reinforcing unit. The ratchet receiving unit is arranged to receive a front end portion of the ratchet when it is engaged with the engaged unit of the drive pulley. And, the reinforcing unit extends in a circumferential direction of the rope reel with respect to the ratchet receiving unit as its leg portion.

Abstract: One embodiment provides a recoil starter mechanism, including: a starter case having a rotation shaft; a rope reel rotatably mounted on the rotation shaft; a coil spring wound on the rotation shaft, one end thereof being formed into a tip projecting portion; a hold plate holding the coil spring to the rotation shaft; and a ratchet which is formed into a ring-like shape and interposed between the rope reel and the hold plate. The ratchet includes: a fulcrum around which the ratchet is swingable with respect to the rope reel; a guide groove in which the tip projecting portion is engaged; and an engagement pawl which is to be engaged with an engagement portion of a pulley to thereby start an engine. The guide groove and the engagement pawl are disposed at opposite sides so as to interpose the rotation shaft therebetween.

Abstract: A rotary cutter for a brush cutter includes a head main body having a cord guide hole and a pressure member having a cord inserting guide hole formed to radially penetrate through the pressure member. The pressure member is operable between a first state in which the cord inserting guide hole of the pressure member is aligned with the cord guide hole of the head main body so that a cutting cord is insertable into the head main body; a second state in which the pressure member is pushed inwardly of the head main body from the first state; and a third state in which the pressure member is rotated with respect to the head main body from the second state so that the inserted cutting cord is made into a bent state.

Abstract: One embodiment provides a recoil starter for starting an engine. The recoil starter includes: a starter case having a storage portion; a rope reel rotatably accommodated in the storage portion, a recoil rope being wound on the rope reel; a recoil spring interposed between the rope reel and the starter case within the storage portion; a cam portion rotatable concentrically with the rope reel and engageable with the engine; and a dust cover provided on an opening of the storage portion to cover the rope reel. The rope reel has concentric circular uneven portions formed on a surface thereof facing the engine, and the dust cover also has concentric circular uneven portions. Therefore, the circular uneven portions of the rope reel and the circular uneven portions of the dust cover fit with each other to provide a nest structure.

Abstract: According to one embodiment, there is provided an anti-vibration structure for a handle of a portable brush cutter, the structure including: a pole; an operation unit provided at a front portion of the pole; an engine provided and a lever device provided at a base portion of the pole; an attachment stay unit fixed to a middle portion of the pole, the attachment stay unit having an accommodation recess at each end thereof; an operation handle having a protrusion protruding from each end thereof; and anti-vibration materials sandwiched between the attachment stay unit and the handle main body in a left-right direction of the pole, so that one side of the anti-vibration material is accommodated in the accommodation recess while the protrusion is inserted in an open-groove formed on the other side of the anti-vibration material.

Abstract: According to one embodiment, there is provided an anti-vibration structure for an operation lever of a portable brush cutter, in which a lever device includes: a main body through which a pole is inserted in an axial direction, the main body including protrusions protruding from both ends in the axial direction; support members provided on the pole to support the both ends of the main body such that the main body is separated from the pole, each support member including a recess; and anti-vibration materials accommodated in the recesses of the support members so as to be sandwiched between the support members and the main body in the axial direction, respectively, each anti-vibration material including a groove to which a respective one of the protrusions of the main body is inserted.

Abstract: Provided is a rotary cutter for a mower that achieves easy and rapid cord insertion and improved work efficiency. A rotary cutter for a mower includes: a cord cutting grass or the like; a reel housing the cord, a case and a cover housing the reel therein; a pressing body rotating the reel; and a resilient element elastically supporting the case and the cover, and the rotary cutter is configured such that the reel axially moved by rotation of the pressing body so as to come into contact with the pressing body, and the cord is wound around the reel while being clamped in a clearance created between the reel due to the axial movement of the reel.

Abstract: One of the embodiments provides a starter including: a starter case; a rotational torque applying unit; a torque-accumulation spring; a rotating member; a driving pulley; and a rotation regulating mechanism including: a regulating ratchet provided on the driving pulley or the rotating member at a position shifted from a rotation center thereof; and a pressing unit provided on the starter case and urged by a given resilient pressing force to be engaged with the regulating ratchet, wherein, when the rotational torque accumulated in the torque-accumulation spring exceeds the given resilient pressing force, the driving pulley or the rotating member urges back the pressing unit via the regulating ratchet so that the regulating ratchet is disengaged from the pressing unit, to thereby release the rotational torque.