Patent ID: 11938609
Assignee: NANJING CHERVON INDUSTRY CO., LTD.
Field: Machine tools (Mechanical engineering)
Classification: CPC B | IPC B

Claim 9:
10. An electric circular saw, comprising:
a base comprising a saw blade slot;
a body comprising a casing and a drive mechanism disposed in the casing;
a saw blade driven to rotate about a first axis by the drive mechanism, wherein the saw blade is disposed in the saw blade slot along a front-and-back direction; and
a shield disposed on an outer circumference of the saw blade, wherein the shield comprises a fixed shield connected to the casing, the fixed shield comprises a first sidewall, a second sidewall and a connecting wall, the first sidewall disposed on the side of the saw blade close to the drive mechanism, the second sidewall is disposed on the side of the saw blade away from the drive mechanism, the connecting wall connects the first sidewall and the second sidewall, and the first sidewall is provided with a window for a user's line of sight to view the saw blade,
wherein the body comprises a main handle and an auxiliary handle, the auxiliary handle is disposed on a front side of the main handle, the window has an upper extreme position farther from the base, and a cutting point of the saw blade on a product is defined as a position of saw tip, a straight line passes through the upper extreme position of the window and the position of saw tip is defined as a visible line, and the auxiliary handle is disposed on the lower side of the visible line,
wherein a projection of the visible line in a plane perpendicular to the saw blade is defined as a first projection line, the auxiliary handle comprises a nearest point closest to the first projection line, a projection of a straight line passing through the position of saw tip and the nearest point is defined as a second projection line, an angle between the first projection line and the second projection line is a visible angle b, and the visible angle b is greater than zero degrees, and
wherein the visible angle b is greater than or equal to 3 degrees and less than or equal to 10 degrees.