Precision roll turning lathe

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7849769
SERIAL NO

11762511

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention provides a precision roll turning lathe which can form a pattern including three-dimensionally shaped portions, such as three-sided pyramids, on the surface of a roll, with high accuracy. Specifically, a tool post is provided with a tool turning axis (A axis) which is used to turn a tool such that, when forming a spiral groove cut through the roll, a cutting face of a tip of the tool is oriented perpendicular to a direction along which the spiral groove extends.

First Claim

See full text

Other Claims data not available

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
TOSHIBA KIKAI KABUSHIKI KAISHA2-2 UCHISAIWAICHO 2-CHOME CHIYODA-KU TOKYO 100-8503

International Classification(s)

loading....
  • 2007 Application Filing Year
  • B23B Class
  • 434 Applications Filed
  • 279 Patents Issued To-Date
  • 64.29 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20072008200920102011201220132014201520162017201820190255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Akiyama, Takanobu Numazu, JP 19 85

Cited Art Landscape

Load Citation

Patent Citation Ranking

  • 5 Citation Count
  • B23B Class
  • 6.25 % this patent is cited more than
  • 15 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1716552201061101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6071 - 800102030405060708090100110120130140150160170180

Forward Cite Landscape

Load Citation