Ships – Boats – boat component – or attachment
Patent
1993-11-24
1995-05-23
Huppert, Michael S.
Ships
Boats, boat component, or attachment
114270, 343709, H01Q 134
Patent
active
054171784
ABSTRACT:
The invention provides a controller for moving a boat mounted pole device, such as a marine antenna, from a normally vertical orientation to a substantially horizontal orientation so as to avoid interference with a bridge or other structure under which the boat is passing. The antenna is mounted to a rotatable shaft which is held by a control arm. When the antenna is vertical, the control arm is held by a latch. When necessary to move the antenna to a horizontal orientation, a mechanical actuator connected to the control arm and the latch first opens the latch and then moves the arm so as to rotate the shaft and the antenna. An electrical circuit is provided to sequentially actuate multiple antennas and avoid possible contact between adjacent antennas during movement.
REFERENCES:
patent: 3224003 (1965-12-01), Hummel
patent: 4055845 (1977-10-01), Ladrick
patent: 4993346 (1991-02-01), Rupp
patent: 5177493 (1993-01-01), Kawamura
Brahan Thomas J.
Huppert Michael S.
Marine Motion, Inc.
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