Actuator for actuating onboard devices on a sailboat

Details Actuator for actuating onboard devices on a sailboat Actuator for actuating onboard devices on a sailboat

2007-04-24

2007-04-24

Lazo, Thomas E. (Department: 3745)

Motors: expansible chamber type

Hydro-pneumatic

C091S165000

Reexamination Certificate

active

11156777

ABSTRACT:
An actuator (100) for actuating an onboard device (200) on a sailboat (300), comprises: a piston (2) slidably mounted within a cylinder (1) and movable between a first operating position, in which the piston is at a first end portion (3a) of the cylinder (1), and a second operating position, in which the piston is at a second end portion (3b) of the cylinder (1); hydraulic means (101, 15) for supplying a pressurised working fluid at the first end portion (3a) of the cylinder (1), this fluid being adapted to cause the piston (2) to move from the first operating position to the second operating position; pneumatic means for supplying (102, 11) a pressurised gas at the second end portion (3b) of the cylinder, this gas being adapted to cause the piston (2) to move from the second operating position to the first operating position.

REFERENCES:
patent: 1812533 (1931-06-01), Hunt
patent: 2490823 (1949-12-01), Manning
patent: 2949894 (1960-08-01), Hewitt
patent: 4207803 (1980-06-01), Gottling
patent: 5411321 (1995-05-01), Harness
TOX Pressotechnik, Pneumatic-hydraulic unit type KT.

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