Helicoidal structures, useful as wind turbines

Patent · Tue Nov 24 00:00:00 EST 1987

OSTI ID:5719836

Krolick, R S; Storey, J S; Le Fever, R E

A wind-responsive structure is described comprising, in combination: an elongated sheet of flexible material which is substantially impervious to the wind and which has oppositely-disposed ends; bracing means attached to and extending throughout the length of the sheet, the bracing means being disposed on the sheet to permit the sheet to be collapsed into a folded compact condition and to position the sheet into a helical configuration upon the application of a pulling force to the oppositely disposed ends of the sheet, the bracing means comprising at least one elongated member, and attachment means at the oppositely-disposed ends of the sheet for attaching the sheet to respective associated supporting structures.

• Assignee: Wind Production Co., Millbrae, CA
• Patent Number(s): US 4708592
• OSTI ID: 5719836
• Resource Relation: Patent File Date: Filed date 28 Oct 1986
• Country of Publication: United States
• Language: English

Related Subjects

17 WIND ENERGY
WIND TURBINES
DESIGN
HELICAL CONFIGURATION
OPERATION
POSITIONING
SHEETS
SUPPORTS
CONFIGURATION
MACHINERY
MECHANICAL STRUCTURES
TURBINES
TURBOMACHINERY
170602* - Wind Energy Engineering- Turbine Design & Operation