FIELD: construction.
SUBSTANCE: method is realised due to variation of width of a strip used to manufactured T-shaped profiles by roller profiling, and placement of material added to increase the permissible load into the area of the hollow reinforcing head of the T-shaped profile.
EFFECT: ability to make a T-shaped profile of the suspended ceiling grid for various permissible loads at one and the same calibre and quality of sheet material and one and the same external dimensions of cross section with its identical external configuration.
11 cl, 7 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| FRAME T-SHAPED PROFILE WITH ONE RIB MADE OF SOLID STRIP | 2007 |
|
RU2481442C2 |
| IMPROVED BEAM | 2004 |
|
RU2340744C2 |
| METHOD FOR PROFILING THIN-WALL SECTIONS OF FLAT BLANKS AT PRELIMINARY SHAPING STAGE AND UNIVERSAL APPARATUS FOR PERFORMING THE SAME | 2005 |
|
RU2300436C2 |
| METHOD FOR MANUFACTURE OF THIN-WALLED PROFILES FROM DIFFICULT-TO-DEFORM SHEET BLANKS AND AUTOMATIC LINE FOR PERFORMING THE SAME | 2004 |
|
RU2269392C1 |
| PRODUCTION OF BENT CHANNEL FROM SHEET BLANK WITH LONGITUDINAL BANDING IN TRUING AND DEVICE TO THIS END | 2013 |
|
RU2564798C2 |
| T-SECTION PROFILE MANUFACTURING LINE | 2001 |
|
RU2212297C1 |
| CONVEYOR TROUGH SECTION | 2003 |
|
RU2309105C2 |
| METHOD OF MANUFACTURING BENT Z-SHAPED SECTIONS | 0 |
|
SU1118448A1 |
| IMPROVED JOINT OF MAIN T-SHAPED RUNNERS | 2006 |
|
RU2434104C2 |
| METHOD OF MANUFACTURING ROLL-FORMED Z-SHAPED SECTIONS | 0 |
|
SU1148667A1 |
