Pneumatic control device for terminating the machining operation of a spindle machine
US3973858A · kind A · utility
36Cited by
6References
7Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 12, 1975 |
| Grant date | Aug 10, 1976 |
| Priority date | — |
| Expiry date | Jun 12, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T409/300896
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The invention relates to a pneumatic device for controlling the termination of an operation on a workpiece by means of the spindle of a machine. Said device comprises, around the front or tool end of the spindle, a sleeve provided with a front seal adapted, at the end of the operation, to engage the workpiece or a jig clamping same, so as to form with said workpiece or jig a closed, sealed space supplied with compressed air, an air exhaust port opening into said space and being adapted to be connected to a pneumatic receiver for controlling the end of the operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.