Nanjing Chervon Industry Co., Ltd.

Junyong Yang

Shuming Wu

Liang Chen

Xiangqing Fu

Jingdong Hao

Junjie Ye

Hong Wu

Shisheng Wang

Cong Li

Mingqi Zhou

Wenyang Liu

Fangya Lv

Mingzhou Chen

Robert Doumani

Eric Edward Blankinship

A fastening tool includes a housing, a magazine, a striking assembly, a trigger assembly, and a brake assembly, where the housing is formed with an accommodation space, the magazine accommodates a fastener, and the striking assembly is accommodated in the accommodation space and includes a striker, where the striker is configured to move along a striking direction to output a striking force to the fastener; the trigger assembly is configured to trigger a first switch and includes a first state for not triggering the first switch, and when the first switch is not triggered, the striker does not output the striking force; the brake assembly includes a lock state for preventing the striker from moving along the striking direction; and in response to the trigger assembly switching to the first state, the brake assembly switches to the lock state.

Fastening tool

An electric circular saw includes a housing, a motor including a motor shaft enabled to rotate about a first rotation axis, and a transmission assembly including a first transmission member and a second transmission member. The motor shaft has a first end and a second end oppositely arranged in a longitudinal direction and the first transmission member is mounted to the second end of the motor shaft. In a coordinate system having an origin defined by a point on a center line of the second transmission member, a positive direction of an X axis defined by a forward direction of the electric circular, and a positive direction of a Y axis defined by an upper side of the electric circular saw, the second end of the motor shaft is arranged in a first quadrant of the coordinate system.

Electric circular saw

A cutting device includes a housing formed with a handle portion and an accommodation portion, a cutting portion connected to the housing and at least partially disposed in the accommodation portion, a motor disposed in the accommodation portion and extending in a first linear direction, and a bottom plate extending in a plane of the bottom plate and formed with an opening through which at least part of the cutting portion passes. The cutting device further includes a worm gear and worm structure disposed in the accommodation portion. The cutting portion includes a chain and a guide plate connected to the housing and used for supporting the chain. The motor includes an output shaft, the cutting portion is connected to a driving shaft, the output shaft transmits power to the driving shaft through a worm gear and a worm, and the driving shaft is capable of driving the chain.

Cutting device

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Nanjing, China

Junyong Yang