Vertical-axis windmill of the Chinese type

Patent · Tue Dec 21 00:00:00 EST 1982

OSTI ID:6393072

Campbell, J

A vertical-axis windmill comprising a central pole having a longitudinal axis about which a plurality of sales may revolve as would the main sails of three sailing boats restricted to follow a horizontal circular course and including means for lowering the windmill for protection or service without the sails engaging the ground.

• Assignee: EDB-83-057276
• Patent Number(s): US 4364710
• OSTI ID: 6393072
• Resource Relation: Patent File Date: Filed date 7 Dec 1979; Other Information: PAT-APPL-101114
• Country of Publication: United States
• Language: English

Related Subjects

17 WIND ENERGY
VERTICAL AXIS TURBINES
SAILS
TILT MECHANISMS
SUPPORTS
WIND TURBINES
MACHINERY
MECHANICAL STRUCTURES
TURBINES
TURBOMACHINERY
170602* - Wind Energy Engineering- Turbine Design & Operation