Tetrahedral windmill

Patent · Tue Feb 22 00:00:00 EST 1983

OSTI ID:6357473

Groeger, T O

A wind-adjustable air turbine consisting of: 1. A tetrahedral support structure, 2. At least one blade extending into opposite tetrahedral edges, and 3. An axis of rotation extending from the structure's center and movable into any of the edges' centers, whereby the blade's rotation and/or drag is changed.

• Assignee: EDB-83-093919
• Patent Number(s): US 4375035
• OSTI ID: 6357473
• Resource Relation: Patent File Date: Filed date 3 Apr 1981; Other Information: PAT-APPL-251006
• Country of Publication: United States
• Language: English

Related Subjects

17 WIND ENERGY
WIND TURBINES
DESIGN
ELECTRIC GENERATORS
ROTATION
SUPPORTS
TURBINE BLADES
MACHINERY
MECHANICAL STRUCTURES
MOTION
TURBINES
TURBOMACHINERY
170602* - Wind Energy Engineering- Turbine Design & Operation