Title:
HIGH-EFFICIENCY SAW CHAIN
Document Type and Number:
WIPO Patent Application WO/2022/095555
Kind Code:
A1
Abstract:
A high-efficiency saw chain, comprising a plurality of transmission pieces (1), a plurality of rebound transmission pieces (2), a plurality of cutting knives (3), a plurality of connecting pieces (4) and a plurality of pin shafts (5). The product of the average pitch between two adjacent pins (5) in the saw chain, the maximum height of the saw chain and the maximum thickness of the saw chain is 406 to 450 mm3. The high-efficiency saw chain may reduce the volume of the saw chain, reduce the size of the saw chain, effectively reduce the energy consumption of the saw chain, and effectively prolong the battery life of a lithium battery or gasoline engine.
Inventors:
WANG QUANFU (CN)
MA GUOZHANG (CN)
ZHANG LIQUN (CN)
MA GUOZHANG (CN)
ZHANG LIQUN (CN)
Application Number:
PCT/CN2021/114178
Publication Date:
May 12, 2022
Filing Date:
August 24, 2021
Export Citation:
Assignee:
WUHU JINGFENG GARDEN MACHINERY TECH CO LTD (CN)
International Classes:
B27B33/14
Foreign References:
| CN112265066A | 2021-01-26 | |||
| US10406716B2 | 2019-09-10 | |||
| CN211517752U | 2020-09-18 | |||
| CN111267183A | 2020-06-12 | |||
| CN208029768U | 2018-11-02 | |||
| US20200180053A1 | 2020-06-11 |
Attorney, Agent or Firm:
HEFEI CHANGYUAN IP LAW OFFICE (CN)
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