Patent · US Expired

Notching blade assembly

US4964328A · kind A · utility

3Cited by
9References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1988
Grant dateOct 23, 1990
Priority date
Expiry dateSep 23, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/9473
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A notching blade assembly specifically for use in a double-cut die set of the type used to cut tubing continuously emanating from the tube mill. The present invention is directed toward the notching blade assembly used in conjunction with the vertical guillotine blade of the cut-off die set to notch the upper surface of the tubing prior to the shearing cut. The subject device includes a guide member mounted to a cross slide assembly affixed to a double cut die set, having a notching blade holder displaceably mounted to the guide member allowing the holder to be positioned at any point along the guide member. The invention further includes an adjustment screw mounted in a base and threadedly; coupled to the notching blade holder, whereby rotation of the adjustment screw can be used to vary the position of the notching blade holder on said guideway. The subject device further includes a notching blade mounted in a notching blade cartridge, when the cartridge is retained in a chamber on the notching blade holder said chamber having slots cut rearwardly of the body of the chamber allowing the notching blade and notching blade cartridge to be forced back into the holder assembly thus av…

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.