Emergency drive device (1) for davits (2) of life-saving equipment comprising at least an electric motor (5) in the actuation thereof comprising: - at least a manually driven generator (3) and - at least a voltage adapter (4) to adapt the voltage generated in the generator (3) for actuating the motor or motors (5) of the davit (2).
B63B 23/02 - Davits, i.e. devices having arms for lowering boats by cables or the like
B63B 23/10 - Davits, i.e. devices having arms for lowering boats by cables or the like with arms pivoting on substantially-horizontal axes, e.g. gravity type with actual pivots with positive drive of the arms
Drive mechanism (1) for pivoting davits (100), of the type of davits (100) comprising a frame (2) provided with at least an upper arm (8) of suspension of a boat (4) supported by the corresponding columns (10), they in turn being provided with a base (9) at a fixed part (6) of installation of the davit, the base (9) being joined to said fixed part (6) by means of an anterior horizontal articulation (5) parallel to the edge (7) of the fixed part (6) to pivot the frame (2) from a parked position to another launching position, comprising at least a linear drive (11) relating at least one of the columns (10) to the fixed part (6) to produce the pivoting of the frame (2) through the movement of the linear drive (11), said linear drive being disposed within the interior of said column (10).
B63B 23/06 - Davits, i.e. devices having arms for lowering boats by cables or the like with arms pivoting on substantially-horizontal axes, e.g. gravity type with actual pivots
Drive mechanism (1) for pivoting davits (100), of the type of davits (100) comprising a frame (2) provided with one or more upper arms (3) of suspension of a boat (4) supported by columns (14) comprising a supporting base (18) in a fixed part (6) of installation of the davit (100), the base (18) being joined to said fixed part (6) by means of an anterior horizontal articulation (5) substantially parallel to the edge (7) of the fixed part (6) such as to pivot the frame (2) from a parked position to another launching position, comprising: at least one gear (11)-rack (12) assembly (10) interposed between at least one of the columns (14) of the frame (2) and the fixed part (6), wherein the rack (12) comprises a single point of fixation (15) to said fixed part (6) disposed at one of the extremities thereof, and means of driving the gear (11).
B63B 23/06 - Davits, i.e. devices having arms for lowering boats by cables or the like with arms pivoting on substantially-horizontal axes, e.g. gravity type with actual pivots
4.
BRAKE HAVING PERMANENT MAGNETS FOR LAUNCHING LIFE-SAVING EQUIPMENT
Brake (1) having permanent magnets for launching life-saving equipment, characterised in that it comprises: - two coaxial parts having relative rotational movement therebetween around the common shaft (4), - wherein a first part comprises permanent magnets (6), and - wherein the second part comprises at least a solid body (9) of paramagnetic material adjacent to said magnets (6). such that the relative displacement thereof within the extent of the lines of flux induces eddy currents generating forces in opposition to the relative movement between the two parts.
H02K 49/06 - Dynamo-electric clutchesDynamo-electric brakes of the synchronous type
B63B 23/04 - Davits, i.e. devices having arms for lowering boats by cables or the like with arms pivoting on substantially-horizontal axes, e.g. gravity type
B63B 23/10 - Davits, i.e. devices having arms for lowering boats by cables or the like with arms pivoting on substantially-horizontal axes, e.g. gravity type with actual pivots with positive drive of the arms
B63B 23/42 - Use of lowering or hoisting gear with braking equipment
B63B 23/48 - Use of lowering or hoisting gear using winches for boat handling
B66D 5/14 - Crane, lift, hoist, or winch brakes operating on drums, barrels, or ropes with axial effect embodying discs
H02K 7/104 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with eddy-current brakes
patents