The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 21, 2025

Filed:

Apr. 09, 2021
Applicant:

Nanjing Chervon Industry Co., Ltd., Nanjing, CN;

Inventors:

Cong Li, Nanjing, CN;

Shisheng Wang, Nanjing, CN;

Mingqi Zhou, Nanjing, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23D 45/16 (2006.01); B23D 47/12 (2006.01); B25F 5/02 (2006.01);
U.S. Cl.
CPC ...
B23D 45/16 (2013.01); B23D 47/12 (2013.01); B25F 5/02 (2013.01);
Abstract

An electric circular saw includes a motor, a transmission assembly, a housing assembly, a base plate, and a fan shield. The housing assembly includes a gearbox. The base plate includes a base plate plane surface. The fan shield includes a flow guide part and a fitting part. The fitting part is connected to the gearbox. The transmission assembly includes a worm and a worm gear. A tip diameter of the worm is greater than or equal to 20 mm and less than or equal to 30 mm and a tip diameter of the worm gear is greater than or equal to 20 mm and less than or equal to 35 mm. When the electric circular saw has a maximum cutting depth, a vertical distance between a center of the worm gear and the base plate plane surface is less than or equal to 25.5 mm.


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