Rafter cutting machine
US4293011A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 21, 1979 |
| Grant date | Oct 6, 1981 |
| Priority date | — |
| Expiry date | May 21, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/6625
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Apparatus for cutting and notching beams to predetermined specification comprising spaced parallel loading and discharge stations for receiving and discharging beams to be treated, transfer jaws operable to seize a beam at the receiving station and move it therefrom to the discharge station in a direction at right angles to its length, operating instrumentalities for performing one or more cutting operations on the beams at different places longitudinally thereof, trolleys supporting the operating instrumentalities intermediate the loading and discharge station at a level above the path of travel of the beams from the loading station to the discharge station such that the transfer jaws move the beams into engagement with all of the operating instrumentalities as they move the beams from the loading station to the discharge station and drive means for effecting reciprocation of the transfer jaws and operating instrumentalities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.