×

Method of forming concrete articles and slip forming machine therefor

  • US 3,200,177 A
  • Filed: 04/04/1963
  • Issued: 08/10/1965
  • Est. Priority Date: 04/04/1963
  • Status: Expired due to Term
First Claim
Patent Images

1. A SLIP FORMING MACHINE COMPRISING A MOLD HAVING TOP AND SIDE WALLS, MEANS FOR PROPELLING SAID MOLD, AND MEANS FOR VIBRATING THE TOP WALL OF SAID MOLD AT ITS CENTER OF PERCUSSION WITH RESPECT TO ITS TRAILING EDGE AS A NEUTRAL AXIS.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×