Apparatus for a locking unit of a container spreader

Details Apparatus for a locking unit of a container spreader Apparatus for a locking unit of a container spreader

2006-10-31

2006-10-31

Kramer, Dean J. (Department: 3652)

Handling: hand and hoist-line implements

Spacing hoist bar or frame

Load supporting units

C294S081210

Reexamination Certificate

active

07128353

ABSTRACT:
An apparatus for a locking unit of a container spreader having at least a pair of telescopic beams comprising a housing, a twistlock head partially inside the housing and partially protruding out from the housing, an elastic impact absorption element and a toothed coupling to transmit the necessary engagement torque to the twistlock head. The locking unit is equipped with a coupling that has been arranged to allow the movement of the twistlock head in all directions on a plane perpendicular to the rotation axis of the twistlock head.

REFERENCES:
patent: 3551964 (1971-01-01), Shaw
patent: 3734442 (1973-05-01), Lunde
patent: 3751096 (1973-08-01), Wyon
patent: 3980185 (1976-09-01), Cain
patent: 4630856 (1986-12-01), Peeters Weem et al.
patent: 2227823 (1973-12-01), None
patent: 0442154 (1991-08-01), None
patent: 2294027 (1996-04-01), None
patent: 8026654 (1996-01-01), None
patent: 339740 (1971-10-01), None

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