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US 12,366,077 B2Granted
Concrete vibrator
AssigneeMakita Corporation
InventorRyuki Yueda
Life of this patent
Estimating the term…
Abstract
A concrete vibrator can further reduce vibration. The concrete vibrator includes a motor, a flexible shaft drivable by the motor, an unbalanced weight drivable with the flexible shaft, a flexible hose at least partially covering the unbalanced weight and the flexible shaft, a body housing accommodating the motor, and an elastic member between the body housing and the flexible hose.
Claims15
A concrete vibrator, comprising:
- a motor;
- a shaft drivable by the motor;
- an imbalance member drivable with the shaft;
- a hose at least partially covering the imbalance member and the shaft;
- a housing accommodating the motor;
- and
- a holder attached to a front end of the housing;
- an elastic member between the housing and an outer surface of the holder.
5 more elements
A concrete vibrator, comprising:
- a motor including a rotational motor shaft;
- a housing accommodating the motor;
- a spindle connected to the motor shaft;
- a flexible shaft drivable with the spindle;
- an imbalance member drivable with the flexible shaft;
- a hose at least partially covering the imbalance member and the flexible shaft, the hose being movable relative to the housing;
- a coupling between the rotational motor shaft and the spindle, the coupling including,
- a front hub connected the spindle,
- a rear hub connected to the rotational motor shaft, and
- an elastic element between the front hub and the rear hub.
7 more elements
Dependencies are inferred from the claim text.