Title:
CHAINSAW
Document Type and Number:
WIPO Patent Application WO/2022/048532
Kind Code:
A1
Abstract:
A chainsaw, comprising: a housing; a motor; a transmission system; a control system, comprising a circuit board assembly; and a power supply assembly. The circuit board assembly obliquely intersects a first straight line. In a second straight line direction perpendicular to the first straight line direction and extending along the up and down direction, the motor has a projection surface perpendicular to the second straight line direction along the second straight line direction, and the circuit board assembly has a projection surface perpendicular to the second straight line direction along the second straight line direction. The projection surface of the motor along the second straight line direction at least partially overlaps with the projection surface of the circuit board assembly along the second straight line direction. The power supply assembly has a projection surface perpendicular to the first straight line direction along the first straight line direction, and the circuit board assembly has a projection surface perpendicular to the first straight line direction along the first straight line direction. The projection surface of the power supply assembly along the first straight line direction at least partially overlaps with the projection surface of the circuit board assembly along the first straight line direction.
Inventors:
YAMAOKA TOSHINARI (CN)
XU XUAN (CN)
XU XUAN (CN)
Application Number:
PCT/CN2021/115610
Publication Date:
March 10, 2022
Filing Date:
August 31, 2021
Export Citation:
Assignee:
NANJING CHERVON IND CO LTD (CN)
International Classes:
B27B17/02; A01G3/08; A01G23/091; B23D57/02; B27B17/00
Foreign References:
| CN213471505U | 2021-06-18 | |||
| CN111376351A | 2020-07-07 | |||
| CN211387163U | 2020-09-01 | |||
| CN211362617U | 2020-08-28 | |||
| JP2019171660A | 2019-10-10 | |||
| CN202010907199A | 2020-09-02 | |||
| CN202021892478U | 2020-09-02 |
Other References:
See also references of EP 4186665A4
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
Download PDF: