US PATENT SUBCLASS 114 / 91
.~.~ Swinging

Current as of: June, 1999
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114 /   HD   SHIPS

89  DF  SPARS {5}
90  DF  .~ Masts and masting {4}
91.~.~ Swinging

DEFINITION

Classification: 114/91

Devices for pivoting masts, adapting them to be turned down, up, around at will, or automatically.

SEE OR SEARCH THIS CLASS, SUBCLASS:

39, for swinging masts, and 143 for swinging masts with rocking keels.