Submarine countermeasure and launch assembly

Details Submarine countermeasure and launch assembly Submarine countermeasure and launch assembly

2006-05-09

2006-05-09

Carone, Michael (Department: 3641)

Ships

Torpedo launching

C089S001800

Reexamination Certificate

active

07040246

ABSTRACT:
In a submarine countermeasure vehicle and launch assembly the vehicle includes a forward end portion, an aft end portion provided with a propeller and fins, a hull portion extending between the forward and aft portions, the hull portion being circular in cross-section, and a thrust ring mounted on the fins and around the propeller, the thrust ring forming a convex configuration. The launch assembly includes a launch tube for retaining and launching the vehicle, a ram plate moveable in the launch tube to push the vehicle out an end of the launch tube, the ram plate having an engagement surface for contact with the thrust ring, the engagement surface being at least in part of a concave configuration. In a launch operation, the concave surface of the ram plate engages the convex configuration of the thrust ring.

REFERENCES:
patent: 3754725 (1973-08-01), Kartzmark et al.
patent: 5333570 (1994-08-01), DuBois et al.
patent: 5396855 (1995-03-01), Dubois et al.
patent: 5495819 (1996-03-01), Marion
patent: 5737962 (1998-04-01), Turner et al.
patent: 5771741 (1998-06-01), Roy et al.
patent: 6559370 (2003-05-01), Barker
patent: 6568309 (2003-05-01), MacLeod

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