Monitor and control assembly for use with a can end press
US4939665A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 14, 1988 |
| Grant date | Jul 3, 1990 |
| Priority date | — |
| Expiry date | Jul 14, 2008 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07C3/00
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A control assembly for use in controlling the operation of a can end press of the type having a plurality of operating stations for performing different work operations on a can end passing through the press, each operating station including a fixed station portion and a reciprocally movable station portion which engages a can end mounted on the fixed station portion, comprising: strain gauge operatively associated with at least one of the operating stations for detecting the strain experienced in a portion of the station during press operation and for providing a strain gauge signal indicative thereof; data processing assembly for receiving and processing the signal of the strain gauge for detecting a signal condition conforming to predetermined criteria associated with an abnormal operating state of the press and for providing a control signal responsive to the detected abnormal operating state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.