Tool-fitting device
US4274774A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | May 18, 1978 |
| Grant date | Jun 23, 1981 |
| Priority date | — |
| Expiry date | May 18, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T409/309408
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Tool-fitting device characterized in that a clamp socket is fixed at the bottom of a hole bored in the spindle; a tool-fitting body with a clamp piece at one end is placed over the clamp socket; and through the connection of the clamp socket and the clamp piece, the rotation of the body caused by the cutting torque is restrained, the cutting thrust is borne, and pull-out is prevented; and through connection of a rotation-restraining engaged members which is restrained in rotation relative to the spindle and the rotation-restraining engaging member which is restricted in rotation relative to tool-fitting body, rotation of the tool-fitting body in a pull-out direction is restrained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.