FIELD: elastic members of machines and devices, members of building structures. SUBSTANCE: corrugated envelope has corrugations passing along two mutually normal directions - longitudinal and cross at relation of corrugation depth of cross direction to corrugation depth of longitudinal direction in range 0.3 - 1.0. EFFECT: improved bending rigidity of envelopes along two mutually normal axes, lowered mass of envelope. 2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| ROTATING FURNACE | 1989 |
|
SU1702884A3 |
| PRESSURE GAUGE | 2000 |
|
RU2240521C2 |
| MEMBER OF STRUCTURE | 1990 |
|
RU2036287C1 |
| ANTISEISMIC SUPPORT | 1989 |
|
RU2085804C1 |
| CHIMNEY STACK | 1989 |
|
RU2010932C1 |
| WINDMILL ELECTRIC GENERATING PLANT | 1994 |
|
RU2131995C1 |
| ELECTRIC WATER HEATER | 1993 |
|
RU2037274C1 |
| FLEXIBLE CORRUGATED CLADDING | 2022 |
|
RU2792371C1 |
| ELECTRIC WATER BOILER | 1991 |
|
RU2030125C1 |
| MAGNETIC FIELD PICKUP | 0 |
|
SU1711686A3 |
