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US 8,590,473 B1Granted
Safety catch for launch and recovery
AssigneeThe United States of America as represented by the Secretary of the Navy
InventorsMatthew P Caccamo, Steve A Brandis, James V Harwell
Life of this patent
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Abstract
One of more safety catches attachable to water vessels for preventing rollback during launch and recovery operations. Each safety catch includes a pivotally attached catch arm for mating with a notched groove in an inclined surface to prevent the rollback.
Claims13
A water vessel arrangement for preventing rollback during launch or recovery operations, comprising:
- a water vessel having a transom surface;
- at least one safety catch attached to the transom surface, wherein the at least one safety catch comprises:
- a mounting bracket attached to the transom surface;
- a first support member attached to the mounting bracket;
- a second support member attached to the mounting bracket, the first and second support members forming a groove therebetween;
- a catch arm pivotally attached to each of the first support member and the second support member, the catch arm positioned within the groove and pivotable between a wedged position and a released position, the catch arm further comprising a planar support surface for supporting the catch arm against the mounting bracket when the catch is in the wedged position, and a curved slide surface connected to the support surface for sliding along a notched groove surface;
- and
- one or more biasing springs connected to the catch arm for biasing the catch arm towards the wedged position.
5 more elements
An arrangement to prevent rollback on an inclined surface, the arrangement comprising:
- an inclined surface for launching or retrieving a water vessel, the inclined surface having one or more notched grooves, each of the one or more notched grooves comprising:
- a first stop surface;
- a second stop surface;
- and
- a slide surface;
- a water vessel having a transom surface, the water vessel movably resting on the inclined surface;
- one or more safety catches attached to the transom surface, each of the one or more safety catches aligned with one of the one or more notched grooves in the inclined surface, wherein each safety catch comprises:
- a mounting bracket attached to the transom surface;
- a first support member attached to the mounting bracket;
- a second support member attached to the mounting bracket, the first and second support members forming a groove therebetween;
- a catch arm pivotally attached to each of the first support member and the second support member, the catch arm positioned within the groove and pivotable between a wedged position extending fully into the notched groove and a released position above the notched groove.
8 more elements
Dependencies are inferred from the claim text.