Class 294/75 - Latch release

Subclass of Class 294 - Handling: hand and hoist-line implements
Definition: Devices having some form of tripping device for discharging
No. of patents: 39
Last issue date: 04/29/2008

Number	Title	Issue Date
7364181	Self locking coupling device A coupling device that requires no manual actuation to achieve coupling features a locking bolt movable along a hole extending into a mouth of a hook body to secure a coupling pin therein. A control lever pivotally connected to the locking bolt opposite the mouth en...	04/29/2008
7353572	Snap hook A snap hook having a hook shank and a gate keeper. The hook shank includes a main body and a hook member. The hook member has a hook bowl and a hook bill with the hook bill and the main body defining a gateway opening therebetween. The gate keeper has an open positi...	04/08/2008
7331621	Dump box A dump box including a pair of opposing side walls joined to a bottom and a back; and a cable, including front ties, at least one front connector, at least one front cable, each front tie being sized and configured to selectively secure to the connector, the front c...	02/19/2008
7159912	Transport 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
7134701	Frame for lifting beams and other elongated loads A lift frame adapted to be pivotally mounted on a hoist include a tubular sleeve guide that guides a lift slide. The lift slide carries a lift frame for supporting a load such as a beam or truss to be lifted, and is spring loaded in an upward direction by a spring e...	11/14/2006
7073761	Communication cable support An apparatus is disclosed for routing a communication cable within a crawlspace. The apparatus has a chain dangling from a means for supporting the apparatus. A generally hook-shaped saddle supports a communications cable thereacross. The saddle has a crown, a stem ...	07/11/2006
7032943	Apparatus with a locking mechanism for the latching and unlatching of a load An apparatus for the loading and unloading of material is disclosed. The apparatus comprises a latching and unlatching mechanism that safely and efficiently releases an attached load from a sling after the load has been transported to the desired location. The appar...	04/25/2006
6948586	Quick release rappel device A rappel device is used in rapidly descending from a height using a rope and then quickly disengaging from the rope. The rappel device comprises a body having a rim which defines a rope opening therein. The body is further adapted to be affixed to a harness. A lock ...	09/27/2005
6375241	Load securing and release system A load securing and release system, comprising a load carrying elongated web element having two end sections, one end section defining a first receiving structure, the other end section engaged through the first receiving structure and releasably connecte...	04/23/2002
6024394	Apparatus with a centering member for latching and unlatching a load suspended from a lifting line An apparatus for releasing an attached load, with the load being attached with a sling is described. Generally, the apparatus comprises a plate having an underside face, and a latch member, operatively associated with the underside face, for latching and ...	02/15/2000
5895083	Automatic cable disconnector A cable disconnector assembly is described for use with a lifting hook of a lifting assembly for disconnecting the lifting cable from the lifted material. The disconnector assembly includes a vertical suspended member having an upper end eyelet portion en...	04/20/1999
5887924	Cargo hook A cargo hook for releasably carrying a load includes a support frame, a load support carried by the frame, and a latch. The load support has a closed condition for securing the load and an open condition for permitting release of the load. The latch is fo...	03/30/1999
5816636	Self-releasing log choker A self releasing connector for a log choker has double ended jaws that are pivotally movable between an open and a closed position. A biasing spring urges the jaws to normally open position. With jaws open an end of choker cable is insertable and the jaws...	10/06/1998
5791710	Apparatus for latching and unlatching a load suspended from a lifting line An apparatus for releasing an attached load, with the load being attached with a sling is described. Generally, the apparatus comprises a plate having an underside face, and a latch member, operatively associated with the underside face, for latching and ...	08/11/1998
5762389	Apparatus for latching and unlatching a load suspended from a lifting line An apparatus for releasing an attached load, with the load being attached with a sling is described. Generally, the apparatus comprises a plate having an underside face, and a latch member, operatively associated with the underside face, for latching and ...	06/09/1998
5681071	Self-release choker hook A choker hook has a main body and a latch member rotatable relative to the main body. The latch member is biased by a spring thereby to form a pocket to hold the ferrule of a choker cable used in logging operations. The latch member has a toe piece which ...	10/28/1997
5269578	Adjustable sling apparatus An adjustable sling apparatus is provided which allows one strap to be adjusted to a particular length so that loads of various sizes can be used in conjunction with the sling. A simple and efficient design fixes the length of the strap at the adjusted po...	12/14/1993
5269579	Lifting adapter for bulk bags A lifting adapter for use in lifting and releasing large bulk bags. The adapter has a frame formed in an X-shaped configuration in the preferred embodiment. The X-shaped frame is formed from tubular arms that extend downwardly and outwardly at an angle ra...	12/14/1993
5161705	Dismounting device for heavy load hoisting member After a heavy load hoisted up by a hoisting member is downed on the predetermined place, the hoisting member can be automatically dismounted from the heavy load by using the dismounting device. The hoisting member consists of a upper hoisting member and a...	11/10/1992
5064235	Automatic sling lock Disclosed is a lock capable of being automatically bolted and released, and useful as a knot running along a loop made by a sling wound around a load to be dragged. The lock is made up of a keeper and of a bolt capable of fitting into it, the bolt having ...	11/12/1991
4998763	Cargo hook A cargo hook for releasably carrying a load includes a support frame, a load beam and latching mechanism for releasably engaging the beam in a load secured position. The latching mechanism includes a contact roller carried by the beam and an interference ...	03/12/1991
4958872	Tensile force transmitting device, in particular a lifting device A traction device, in particular devised as a lifting device, comprises a first engagement member (2) for engagement to a first coupling member, an intermediate portion (5) and a second end portion (6) adapted to form an attachment loop by the free end (7...	09/25/1990
4936617	Apparatus for detachably coupling a load to a crane A cargo bag made from a generally flat piece of canvas or the like has a plurality of attachment loops along its peripheral edge. The bag is attached to the operating cable of a crane by a coupling device that releasably engages some of the cargo bag loop...	06/26/1990
4915434	Apparatus for shortening and fastening a strap to wrap and hoist a load An apparatus is provided to shorten and/or fasten flat belts or straps for wrapping and hoisting a load. The apparatus includes a vertical base plate having a crane lug located in its upper portion. Also, at least three deflectors with free ends are mount...	04/10/1990
4799296	Connector for releasable securement to the free end of a lifting strap A connector body portion has opposite ends and a hollow interior. A cross bar in the housing is arranged to receive a looped end of a strap thereover comprising free and lifting end portions and arranged to pinch the free end portion between it and the li...	01/24/1989
4709952	Choker hook assembly In logging and other handling operations a cable is looped about an elongated object and cinched tight through a choker hook assembly in order to transport the objects. A remotely controlled hook assembly has a body and a releasable latch arm through whic...	12/01/1987
4637643	Auto-release logging choker A self-releasing coupling includes a casing body (14) to which is attached a cap portion (16) and in which a grasping mechanism (50) is movably positioned. The grasping mechanism includes grapple arms (80) rockably mounted on a piston (52) and held thereo...	01/20/1987
4572563	Hanging device to a transport means, with facilitated hooking and automatic release A device for hanging a load, particularly to an aircraft or landcraft transport, of the type comprising an eyelet of connection to the transport having an enlarged base with a central hole, a pin rotatably supported in the hole and extending downward into...	02/25/1986
4417758	Remotely releasable choker In logging and other handling operations, a cable is often looped about the elongated object and cinched tight through a choker hook assembly in order to transport the objects. A remotely controlled hook assembly has a body, including an eye for the passa...	11/29/1983
4358144	Self-releasing choker A self-releasing choker has ferrule holding jaws in a casing movable between a ferrule accepting station, a load carrying station, and a ferrule releasing station located intermediate the other two stations. Locking means holds the jaws closed while in th...	11/09/1982
4293155	Log handling and transport system A grouping of elongated objects such as logs are supported in a pair of elongated wire slings that are releasably attached to an overhead frame. When loading logs onto ships, the overhead frame is attached to the ship's gear for use. For loading, the fram...	10/06/1981
4251099	Automatic release device for lifting slings An automatic sling release serving for the automatic disengagement of a sg, such as a chain, a rope, or a strap from a hoisting hook at the moment of relieving the sling of the weight of the load. The device has a load sustaining body with a first, sling...	02/17/1981
4181342	Self releasing sling hoist A self releasing sling hoist is disclosed that includes a body for connecting to a hoist line for lifting a load. A sling such as a flexible line or cable has one end attached to one side of the body. The other end is provided with a loop or opening for a...	01/01/1980
4149746	Remote-controlled safety hook assembly A remote-controlled safety hook assembly which comprises a supporting frame, a hook-shaped member rotatably disposed within the supporting frame, spring-biased shackles suspended from the supporting frame, a drive element disposed in the supporting frame ...	04/17/1979
4107802	Apparatus for releasing submerged floats Apparatus for the release of submerged floats, characterized in that the float is connected to the structure it is intended to support by at least one opening collar which can be kept closed by a locking mechanism capable of being remotely controlled....	08/22/1978
4098532	Quick engage and release sling for tubular members A pipe lay down machine which incorporates a main cable adapted to be rigged from the rig floor to a winch overlying a pipe rack where the winch is bidirectionally operable to slack the main line. Wheeled carriages travel up and down the main line. The ca...	07/04/1978
4077660	Sling A sling for holding an object includes a support member with a rotatable member carried by and rotatable relative to the support member. The rotatable member has first and second ends which extend laterally from the support member with a flexible support ...	03/07/1978
4073531	Remote-controlled safety hook assembly A remote-controlled safety hook assembly which comprises a supporting frame, a hook-shaped member rotatably disposed within the supporting frame, spring-biased shackles suspended from the supporting frame, a drive element disposed in the supporting frame ...	02/14/1978
3998487	Device for the automatic release of a chain The invention provides a device by means of which the end of a chain may be suspended to a suspending means and then released automatically from said suspending means after the load has reached the relevant resting floor....	12/21/1976

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Class 294/75 - Latch release