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Class 294/74 - HOIST-LINE SLINGS


Subclass of Class 294 - Handling: hand and hoist-line implements
Definition: Devices adapted for use on hoist or derrick lines, usually
No. of patents: 284
Last issue date: 02/28/2012


1                
NumberTitleIssue Date
8123268Heavy load sling protective pad
A heavy load protective pad for use on industrial slings includes fasteners on a sleeve forming member which are secured together to encircle and secure the protective pad on an industrial sling at a desired location. Pockets formed in the protective pad house a pai...
02/28/2012
8075032Safety sling for a tire curing machine
A safety sling secures an upper mold section of a tire press. The safety sling includes a first link, a second link, a third link, and a fourth link. The second link is connected to the first link by a first strap section. The third link is connected to the second l...
12/13/2011
8061747Systems and methods for lifting a vehicle
One embodiment of the present invention relates to a system for lifting a vehicle. Another embodiment of the present invention relates to a method for lifting a vehicle. Another embodiment of the present invention relates to a structure with an integrated cable, str...
11/22/2011
7938468Lifting sling with excessive elongation warning indicator
A lifting sling having warning markings that indicate if the maximum safe load for the sling has been exceeded, whereby a visible indicator is provided to the operator at the time of overload. In an embodiment, a frangible indicator member connected to the cover of ...
05/10/2011
7926859Synthetic sling whose component parts have opposing lays
A sling for industrial lifting made of a load-bearing core and a cover. The cover protects the plurality of yarns that make-up the core. Each core yarn is made of a number of core threads twisted together. The core yarns are twisted together where the twist is in th...
04/19/2011
7891717Web section, round sling made from the web section, and method of making the round sling
A web section and a round sling constructed from the web section. The web section includes elasticized weft yarns that facilitate an improved method of constructing the round sling. The round sling includes inner and outer jackets and a plurality of load bearing yar...
02/22/2011
7744138Edge protector for use with a sling
An edge protector, including a flexible body portion, spacers, and mating straps, that protects slings from both abrasion damage and cutting damage caused by a heavy object being lifted. ...
06/29/2010
7681934Fiber sling and method for evaluating its performance
An object of the present invention is to enable easy and sure evaluation of practical performance of a fiber sling without taking troublesome labor such as to decompose it. As a means of achieving this object, a fiber sling according to the present invention is a fi...
03/23/2010
7669904Lifting sling having a tenacious coating with methods of manufacturing and monitoring the same
The present invention relates to coating of lifting slings with a polyurea elastomer, polyurethane, or hybrid polyurethane-polyurea elastomer. In addition, optionally the coating material can include one or more additives such as a catalyst, stabilizer, pigment, fir...
03/02/2010
7661737Sling with predictable pre-failure warning indicator
A pre-failure warning indicator is provided for use with a sling. The pre-failure warning indicator triggers at a point that is predictable within a relatively narrow range, thereby increasing the possibility that a damaged sling is removed from use. The pre-failure...
02/16/2010
7658423Lifting sling adapted to effectuate cargo security
The present invention relates to a lifting sling that is adapted to monitor cargo. The lifting sling can include core materials, and a control system. The control system can effectuate the ability to monitor certain lifting sling operational parameters. The control ...
02/09/2010
7637549Lifting sling
A lifting belt sling for lifting loads is comprised of a tubular structure having at least two chambers whereby forming, as one unit, a chamber tube that is contiguous over the width. Loosely inserted inserts are located inside the at least two chambers and endlessl...
12/29/2009
7628435Web section, round sling made from the web section, and method of making the round sling
A web section and a round sling constructed from the web section. The web section includes elasticized weft yarns that facilitate an improved method of constructing the round sling. The round sling includes inner and outer jackets and a plurality of load bearing yar...
12/08/2009
7475926Synthetic roundsling with inspectable core
A roundsling with a fully inspectable core. The roundsling comprises synthetic, non-metallic core yarns contained in a tubular cover that is transparent. Because the cover is transparent, the load-bearing core fibers are entirely, frequently and directly visible bef...
01/13/2009
7448661Pallet loading and unloading sling
Disclosed is a pallet loading and unloading sling, termed a SlingBag device, for efficiently transporting burlap bags and deploying them to secure and protect underwater pipelines. In preferred form, the SlingBag is a T-shaped mat that folds up into a four-sided bag...
11/11/2008
7422255Sling
A sling for fixing or carrying load includes a tubular tissue or a tube-like tissue or fabric having two ends, one of the ends being narrower than or approximately as large as, and the other end being larger than or approximately as large as, the remaining tubular t...
09/09/2008
7422256Lifting sling with excessive elongation warning indicator
A lifting sling having warning markings that indicate the extent of elongation of the sling under load, whereby an operator can visually determine if the maximum safe load weight of the sling has been exceeded. The markings are disposed on the surface of the sling c...
09/09/2008
7419198Elongated member lifting system
Methods and apparatus for providing a durable, lightweight lifting member and assembly for use in handling elongated members. One embodiment comprises a cage or net made of a flexible material, the cage or net being adapted to receive one end of an elongated member....
09/02/2008
7399018Lifting sling
A lifting sling and a lifting grommet are disclosed which can be fabricated of a high tensile strength polymeric material, preferably a woven polymer such as liquid crystal polymer fibers, that are woven in a rope or cable configuration. The apparatus features an el...
07/15/2008
7357433Sling band for lifting loads
A sling band for lifting loads is disclosed. The sling band has a first band, a second band and overlapping areas, whereby the ends of the bands lead into the overlapping areas. The first band includes first warp threads and the second band includes second warp thre...
04/15/2008
7346962Suspension system
A suspension or staying system uses a length of wire or cable with a hook or plain bead secured to one end. The hook may be secured directly or indirectly to a structure, or pass around a fixed structure such as a beam, purlin or girder, or something fixed thereto, ...
03/25/2008
7331493Simplified two-man lifting harness
A shoulder harness is made of straps forming a figure eight having a criss-cross strap configuration, in one embodiment, across a user's back. Two loops are formed which hang under the user's arms. The loops may be threaded into slots on the top of a wide tension bu...
02/19/2008
7325515Apparatus and method for walking animals
The present invention relates to an apparatus for walking two animals, including: a holding member; a rotating member rotatably connected to or attached to the holding member; and the rotating member including a face portion comprising a first connection device and ...
02/05/2008
7290815Hoist sling
Apparatus 10 discloses an improved hoisting sling specially for palletized 28 loads comprising a pair of skids 12, 14 having opposing ends, each with a channel 16 terminating in a puck-shaped cavity 18 forming means of engagement o...
11/06/2007
7284777Bucket lifting apparatus and method
A bucket lifting apparatus includes a bucket that has a bottom wall and a peripheral wall. A coupler includes a post. A lower handle is attached to the post. A plurality of arms each has a first end and second end. Each of the first ends is attached to the post. Eac...
10/23/2007
7281695Pivotable suspension element
A pivotable suspension element includes a support member having a part-spherical bearing surface clamp element and a body portion, the body portion having an integral formation of a slot to receive a part of a component to which the pivotable suspension element may ...
10/16/2007
7278670Lifting spreader for helicopter
A lifting spreader for an irregular object such as a helicopter. In order to adapt a standard container frame to lift an irregular object, a pair of spreader bars containing slings is provided. Each bar has a central pipe welded to a container box at each end. An L-...
10/09/2007
7243870Portable studio hoist
A portable studio hoist which can be positioned and secured in a studio pipe grid or other structural setting without the need for hard wired power supplies or fixed attachments. The portable studio hoist is designed to operate on standard single phase 120 volt powe...
07/17/2007
7240517Flexible mesh jewelry pouch
A flexible jewel pouch for holding a jewel, comprising a metal mesh dimensioned to hold the jewel therein, having a top opening and having a plurality of apertures, the largest aperture being smaller than the jewel; a mesh carrying arrangement slidingly attached to ...
07/10/2007
7232138Wheel-Dolly for vehicle towing and recovery
A wheel-dolly for use in off-road or on road applications that can be secured to and carry a damaged or immobile wheel affixed to a vehicle over curbs and other obstacles when pulled by a tow truck or its winch. Wheel-dolly can be used singly, in pairs, or in sets f...
06/19/2007
7232166Variable wire rope brake assembly
A hoist assembly and system capable of being adjusted prior to the lifting and transporting of the loads to accommodate infinite center of gravity changes on loads, such that no changes in position occur during the lifting and transporting process. ...
06/19/2007
7228669Suspended table assembly
A suspended table assembly includes a first support and a second support that are vertically spaced from each other. A plurality of legs is provided. Each of the legs has a first end and a second end. Each of a plurality of first brackets is pivotally coupled to one...
06/12/2007
7222903Spreader bar apparatus
The present invention is directed to a spreader bar. The spreader bar has an elongate central member having a hollow interior, and a pair of elongate end members wherein each elongate end member is partially disposed within the hollow interior of the central elongat...
05/29/2007
7216908Pallet loading and unloading sling
Disclosed is a pallet loading and unloading sling, termed a SlingBag device, for efficiently transporting burlap bags and deploying them to secure and protect underwater pipelines. In preferred form, the SlingBag is a T-shaped mat that folds up into a four-sided bag...
05/15/2007
7204468Elastic article suspension device for an infant
An article suspension device for infants includes a length of cord having a continuous encircling member at one end for connection to a highchair or stroller or the like. An elastic loop is attached at the second end of the cord including an adjustable sleeve which ...
04/17/2007
7204507Ball hitch covering
A ball hitch covering for protecting a ball hitch from the elements includes a cover that has a top wall and a peripheral wall that is attached to and extends downwardly from the top wall. The peripheral wall has a bottom edge defining an opening into an interior of...
04/17/2007
7197893Ice bag cover with apertures
Covers, articles of manufacture, and methods useful in the creation of an ice bag device that is compact, not bulky, preferably washable, optionally disposable, and which can be attached to a body part, said ice bag device comprising (a) a flexible cover open on at ...
04/03/2007
7192049Machine with hoisting mechanism
The invention relates to a machine, particularly a construction machine, with a hoisting mechanism for hoisting the machine with the aid of a hoisting apparatus, whereby the hoisting mechanism comprises a flexible bearing element, one end of which is fastened in the...
03/20/2007
7188642Low-friction pull tape
A pull tape for facilitating positioning of elongated items within a protective sleeve is disclosed. The pull tape is woven of filamentary members preferably using a twill or satin weave that allows floats to form on the surface of the tape that reduce friction betw...
03/13/2007
7159912Transport device
Transport device for an object, in particular for a pressing tool with a large weight, with a plurality of cable elements, which comprise a securing element, to which the object to be transported can be releasably fastened. According to the invention, a spreader dev...
01/09/2007
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