Ships – Sail or control means therefor – Running rigging
Patent
1977-10-31
1979-08-14
Frankfort, Charles E.
Ships
Sail or control means therefor
Running rigging
114102, 114104, B63H 910
Patent
active
041641930
ABSTRACT:
A spinnaker header and rig adapted to high performance racing sailboats for adjusting the height from which the spinnaker is flown, characterized by gear adjustable as to height along the forestay under control of a halyard and downhaul, and by a backhaul to take the driving force of the spinnaker.
REFERENCES:
patent: 4022144 (1977-05-01), Gitchel
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