WO2026103477 - CHAINSAW
National phase entry is expected:
Publication Number
WO/2026/103477
Publication Date
21.05.2026
International Application No.
PCT/CN2025/129856
International Filing Date
24.10.2025
Title **
[English]
CHAINSAW
[French]
SCIE À CHAÎNE
[Chinese]
链锯
Applicants **
NANJING CHERVON INDUSTRY CO., LTD.
Inventors
LI, Yang
Priority Data
202411632492.6
14.11.2024
CN
202522165368.X
13.10.2025
CN
202511460854.2
13.10.2025
CN
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
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| Number of Office Actions | * |
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International Searching Authority |
CNIPA
* |
| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
* |
| Type of Assignment |
The Standard Agent's Assignment
* |
| Applicant's Legal Status |
Legal Entity
* |
| * | |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
* |
| Patent Delivery |
Send the Letters Patent by Courier
* |
| Translation |
|
* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 1973 | |
| EPO | Filing, Examination, Granting | 14189 | |
| Japan | Filing, Examination, Granting | 2327 | |
| South Korea | Filing, Examination, Granting | 2507 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
25,736
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Abstract[English]
A chainsaw, comprising: a main-unit housing having a front portion, a rear portion, and an intermediate portion between the front portion and the rear portion; and a battery pack attached to the rear portion of the main-unit housing and supplying power to at least an electric motor, wherein when the battery pack is attached to the main-unit housing and the chainsaw is stably placed, the orthographic projection of the whole chainsaw is observed in an up-down direction, and in a front-rear direction, the ratio of the overlap length L1 between the battery pack and the main-unit housing to the length L2 of the main-unit housing is greater than or equal to 0.3.[French]
Scie à chaîne, comprenant : un boîtier d'unité principale présentant une partie avant, une partie arrière et une partie intermédiaire entre la partie avant et la partie arrière ; et un bloc-batterie fixé à la partie arrière du boîtier d'unité principale et fournissant de l'énergie à au moins un moteur électrique dans lequel, lorsque le bloc-batterie est fixé au boîtier d'unité principale et que la scie à chaîne est placée de manière stable, la projection orthographique de l'ensemble de la scie à chaîne est observée dans un sens haut-bas et dans un sens avant-arrière, le rapport de la longueur de chevauchement L1 entre le bloc-batterie et le boîtier d'unité principale à la longueur L2 du boîtier d'unité principale est supérieur ou égal à 0,3.[Chinese]
一种链锯，包括：主机壳体，具有前部、后部以及前部与后部之间的中间部；电池包，附接至主机壳体的后部，至少为电机供电；其中，当电池包附接至主机壳体，链锯稳定放置时，沿上下方向对链锯整机进行正投影观察，在前后方向上，电池包与主机壳体的交叠长度L1与主机壳体的长度L2的比值大于等于0.3。