Patent · US Expired

Saw chain for chain saws, particularly power chain saws

US4409874A · kind A · utility

9Cited by

2References

1Claims

0Family size

Assignee

Andreas Stihl AG & Co. KG · DE

Inventors

Karl Nitschmann · Schorndorf, DE
Hans Dolata · Waiblingen, DE
Gunter Dietzsch

Key dates

Filing date	Jan 21, 1981
Grant date	Oct 18, 1983
Priority date	—
Expiry date	Jan 21, 2001

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T83/925
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A saw chain for chain saws, particularly portable power chain saws, comprising chain members which are pivotally connected with each other. At least some of the chain members are provided with a safety marking to show the extent of wear.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.