Bridges – Draw – Locking devices
Patent
1991-12-16
1994-11-01
Pellegrino, Stephen C.
Bridges
Draw
Locking devices
14 695, E01D 100, E02D 2300
Patent
active
053597460
ABSTRACT:
An apparatus for spanning the distance between a fixed first platform and a ovable second platform includes a ramp; a first pivoting junction located between one end of the ramp and the fixed first platform, and a second sliding junction located between the other end of the ramp and the movable second platform. The first pivoting junction accommodates pitch, roll and heave motion between the fixed platform and the ramp and the second sliding junction accommodates elevation changes between the fixed platform and the movable platform. Means are provided to dampening the motion of the ramp. Other means are provided to limit the side to side movement of the ramp.
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Kane Patrick R.
Karrh Billie R.
Mack Kit
Oppedisano Samuel J.
Billi Ron
Forrest, Jr. John L.
Mulcare Nancy
Pellegrino Stephen C.
Sliwka Melvin J.
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