Class 212/345 - Drum

Subclass of Class 212 - Traversing hoists
Definition: Subject matter comprising a hoisting winch.
No. of patents: 24
Last issue date: 06/16/2009

Number	Title	Issue Date
7546929	Powered auxiliary hoist mechanism for a gantry crane A gantry crane (10) is configured in a panel turner application. The gantry crane (10) generally includes a gantry crane structure (14) having a first cross-beam (28) and a second cross-beam (30). A first main hoist mechanism (4...	06/16/2009
7451883	Panel turner for gantry crane A gantry crane (10) is configured in a panel turner application. The gantry crane (10) generally includes a gantry crane structure (14) having a first cross-beam (28) and a second cross-beam (30). A first main hoist mechanism (4...	11/18/2008
7353959	Variable-speed load-dependent drive and hoist system In an embodiment, a crane including a hoisting (i.e., load-lifting) mechanism is provided with a variable-speed load-dependent control system and method for operating functions of the crane. An exemplary control system includes an actuator subsystem for performing a...	04/08/2008
7240621	Personal lift device A personal lift device is disclosed having a motor having an output shaft. A gearing system is operatively connected to the output shaft for increasing torque. A strap for suspending a weight is wound onto a spool and rotating the spool extends and retracts the stra...	07/10/2007
6910678	Bracket for supporting banners on buildings A fixture for suspending banners, signs and the like on the sides of multistory buildings, includes a U-shaped bracket adapted to engage the sides and end of a vertical parapet or a horizontal overhang. The fixture supports a powered winch over which cables connecte...	06/28/2005
6021911	Grappler sway stabilizing system for a gantry crane A sway stabilizing system is provided for stabilizing sway of a grappler suspended by vertically movable hoisting cables on a gantry crane. The crane is a type which is particularly useful for lifting a standard container from a standard-height chassis, s...	02/08/2000
5946748	Multipurpose body-turn-over apparatus Disclosed is a multipurpose body-turn-over apparatus mainly including an elevator support, a cantilever elevator fixed to the elevator support, a driving mechanism mounted on the cantilever elevator, and a controller for setting operating time and speed, ...	09/07/1999
5893471	Freely-movable auxiliary hoist for a gantry crane and method for pivoting a load A hoist assembly is provided for an overhead crane adapted for pivoting wide panels and the like between horizontal and vertical positions. The hoist assembly is supported on an elevated horizontal beam and includes a main trolley, supporting a main lifti...	04/13/1999
5715958	Stabilizer for a gantry crane lift frame A gantry crane 10 is provided having a gantry structure 12 with a pair of front support legs 18 and 20 and a pair of rear support legs 26 and 28. A lift frame 14, having opposed first and second ends 14a and 14b, is suspended from the gantry structure 12....	02/10/1998
5138953	Transportation device with a load carrier suspended movably from a rail for a suspended load The object of the invention is a transportation device (1) with a load carrier (3) having on its upper side supports (6) running vertically upwards. Rollers (9, 10) are provided on the ends of the supports, with which the load carrier (3) is attached in s...	08/18/1992
5064079	Knockdown hoist with double winches A portable wheeled hoisting frame includes two winches. The hoist disassembles, and the parts fit into a backpack. When assembled the frame has an open rectangular base with corner wheels, two upright members, and a top bar between the upper ends of the t...	11/12/1991
4861219	Apparatus for lifting and carrying heavy loads An apparatus for lifting and carrying heavy loads includes a generally horizontally extending support beam attached between a pair of generally vertically extending posts. The distance between the ends of the support beam is selectively adjustable. The bo...	08/29/1989
4854804	Lifting and carrying heavy loads An apparatus for lifting and carrying heavy loads includes a generally horizontally extending support beam attached between a pair of generally vertically extending posts. The lower end of each post is attached to one of a pair of generally horizontally e...	08/08/1989
4740131	Apparatus for lifting and carrying heavy loads An apparatus for lifting and carrying heavy loads includes a generally horizontally extending support beam attached between a pair of generally vertically extending posts. The distance between the ends of the support beam is selectively adjustable. The bo...	04/26/1988
4715762	Grappler system for lifting apparatus A lifting apparatus having a grappler system by which one or a plurality of stacked containers may be lifted and transported. The grappler system includes pin devices capable of being inserted into standard holes provided at the corners of the container. ...	12/29/1987
4546891	Grappler system for lifting apparatus A lifting apparatus having a grappler system by which one or a plurality of stacked containers may be lifted and transported. The grappler system includes pin devices capable of being inserted into standard holes provided at the corners of the container. ...	10/15/1985
4544070	Sway control arrangement for hoist systems An apparatus for controlling sway and pendulous motion of suspended loads is disclosed which is particularly suited for embodiment in association with a mobile crane or similar hoist system. The arrangement includes stabilizing cables attached to a load l...	10/01/1985
4358020	Apparatus for aligning trolleys In a crane having two trolleys free to move independently and parallel to each other and supporting a common load, such as a spreader, an apparatus is provided to alert the operator of the crane when the common load is excessively skewed. In one embodimen...	11/09/1982
4305513	Slack cable sensing apparatus An apparatus is described for detecting a slack cable condition on material handling carriers, hoisting equipment and the like. The device is mounted adjacent the winch drum and is designed for disabling the operation of the winch when the load comes to r...	12/15/1981
4279347	Anti-sway load handling apparatus A load handling apparatus 10 having an anti-sway characteristic produced by suspending one end of a load bearing member 44 from a first trolley 38 which resists sway laterally along cross member 24 and the other end from a second trolley 54 which rides on...	07/21/1981
4239443	Mobile hoist A stable hoist for loading and unloading articles (10) onto and from shelves (11) includes a base housing (12) from which extends a cruciform-shaped standard (13). A slide arrangement (14) mounted on the standard and driven by a power source (46 and 47) m...	12/16/1980
4135628	Hoisting apparatus with improved anti-sway system A movable hoisting apparatus having a pair of spaced apart legs with each leg having two substantially vertical columns, beams extending between the forward columns and the rear columns of each leg, a trolley movable along each of the beams, a lifting fra...	01/23/1979
4042941	Vehicle for transporting and elevating articles in restricted areas A highly maneuverable utility vehicle has a relatively narrow chassis that includes a frame overlying a ground-engaging, direction controllable running gear which permits the vehicle to be driven through narrow passages such as through the gates of reside...	08/16/1977
3945504	Anti-sway system for a spreader suspended from a crane An apparatus for arresting the pendulums and rotational sway motion of a suspended load relative to its lifting platform and utilizing a compensated reeving system. Rope drums are mounted on the ends of a shaft which is rotatably secured to a lifting spre...	03/23/1976

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Class 212/345 - Drum