Matches 51 - 100 out of 149 < 1 2 3 >
Match Document Document Title
4674915 Manipulator apparatus for gripping submerged objects  
A manipulator apparatus carried by a remotely operated vehicle is provided with a suction device capable of gripping underwater objects. The suction portion of the manipulator apparatus utilizes...
4664559 Remotely operated magnetic release for anchored aquatic instrumentation  
A latch mechanism (release) for use in anchoring equipment and devices submerged in water, held closed by a permanent magnet and which can be automatically or remotely opened by diverting the...
4660184 Device for use in borehole-seismic measurements at sea  
A device for use in borehole-seismic measurements at sea whereby seismic energy sources (7) are suspended below the surface (D) and connected to a handling line (2) which is operated by a crane...
4652033 Non snagging airplane pick-up hook  
Non snagging airplane pick-up hook has a long shank member with an eye connection at one end of the shank member. A plurality of hook members are mounted on the other end of the shank member, each...
4564161 Helicopter rescue basket  
A rescue basket structure to be suspended from a helicopter winch cable comprises a cruciform-like suspension frame and a collapsible rectangular basket-like container suspended by cables from the...
4549758 Golf ball retrieving apparatus  
A golf ball retrieving device for use in retrieving golf balls from water hazards. The device includes an articulated retrieving head portion adapted to be moved along the bottom of the water...
4499840 Method for the salvage of a sunken vessel  
This invention discloses a method for the salvage of a sunken vessel able to be carried out either in deep or shallow sea area by utilizing electromagnets to direct a conventional clamping...
4448569 Lift sling emplacement device  
An apparatus is disclosed which is employable by a remotely controlled unwater work system to emplace a lift sling beneath an object resting on mud, sand or the like. The apparatus includes a...
4447083 Net recovery device and method  
A net recovery system for recovering torpedoes or the like from the surface f the water. The net recovery system consists of a net shaped into the configuration of the surface of a cone having a...
4445719 Release mechanism for a cylindrical object recovery device  
A release mechanism is provided for a structural member, such as a cylindal object recovery device, wherein the structural member has top and bottom sides. The release mechanism includes a block...
4444528 Method and apparatus for recovering submerged pipeline  
Apparatus for and a method of recovering a submerged pipeline is provided with such apparatus and method being particularly useful with pipelines laid on the bottom of a deep body of water. The...
4400112 Connecting and disconnecting device for a guide line  
The invention relates to installation of underwater equipment, more specifically for use in oil-fields. This new device for connecting and disconnecting a guide line between an installation on the...
4394040 Grapple  
A grapple made up of a triangular frame having sides originally attached together at their apex as disclosed. A line can be attached to one apex and hooks having eyes received on the side opposite...
4379580 Grapnel  
A grapnel is disclosed which comprises a plurality of arms pivotably mounted on a substantially rod shaped body. The arms have at their free ends catching points forming an angle with the arms and...
4372597 Submersible equipment handling system  
A handling system for lowering and retrieving large and heavy objects such as sonar arrays from surface ships and other unstable platforms. A submersible object which normally is suspended by a...
4332510 Method and apparatus for recovering a length of an elongated body, submerged in water  
Method and apparatus for recovering a length of an electric cable from great depths of water in which a first device with a buoyancy tank and cable gripping jaws is lowered into the water and...
4252467 Suspension apparatus for attaching a submarine to a submerged structure  
An apparatus according to the invention for suspending a submarine on a submerged structure and comprising a preshaped semi-rigid strap wound onto a drum disposed in a casing fixed to said...
4242978 Hook assembly for retrieving the chain bridle component of broken marine vessel towing lines  
A hook assembly for retrieving the chain bridle component of a broken marine barge towing line. The assembly comprises a sinking hook dimensioned to receive the bridle, a float connected to the...
4223465 Lure retriever  
A fisherman's accessory, for retrieving a fishing hook snagged among weeds or other objects during fishing; the device including a generally inverted, U-shaped wire, having inwardly bent,...
4185864 Remotely controlled cyclic grapnel hook apparatus  
A remotely controlled cyclic grapnel hook apparatus includes a cylinder wh has a top and a bottom, the cylinder having a central bore axially therethrough and a counterbore in its top portion. A...
4153381 Shock absorbing apparatus for hoisting underwater pipeline  
A pipe laying vessel has a hoisting winch whose cable is connected to an underwater pipeline during abandonment and recovering operations by a shock absorbing device inserted into and connected to...
4145835 Spring operated folding grapple  
A pair of anchors, each with a pair of oppositely directed hooks on the end of a shank, are shiftable between flat and extended positions. In the flat position the hooks of both anchors are...
4136415 Underwater release mechanism  
An underwater release mechanism for a shackle including a shaft releasably journaled in a casing and held in position by a frangible link to be spring biased to release a shackle hook upon remote...
4133569 Grappling device with collapsible gripping arms  
Three gripping arms are held either in work or storage position, and in storage position the sharp points of the arms are protected from injuring personnel. A line is attached to an eye on the...
4130961 Folding grapple for traps  
A folding grapple for traps as used for trapping upland animals and the like consists of a primary grapple member formed of an elongated rod provided with an eye at one end thereof and two...
4108484 Collapsible grapple  
A collapsible grapple comprises a pair of selectively assembleable members. The first member includes a pair of elongated shanks or side elements confluent at their upper ends to form a single part...
4098216 Apparatus for retrieving anchors  
In the placement of an anchor in the sea bed for mooring of a vessel a chaser in the form of a loop or hook is attached to a service line and the chaser is positioned on the anchor to support the...
4040135 Emergency locator system for locating and retrieving sunken vessels  
An emergency locator system for locating and retrieving sunken vessels and vessels in distress comprising in combination a base, a buoyant float releasably mounted thereon and a long line...
4015873 Retriever  
A retriever is configured to engage a sunken object by a marine mammal. Ar the object has been engaged by a U-shaped retriever having a pair of spring biased fingers, a retrieval line allows the...
4009635 Helicopter launch and recovery device for horizontal floating ASW mobile targets  
A system suspended from a helicopter is utilized for unrestricted launching f cylindrical bodies and recovering these bodies while they are floating in a horizontal position. The system comprises a...
3995577 Marine device retrieving apparatus  
Apparatus and method for retrieving an ensnared marine device having an elongated shank, the shank having a crown end and a ring end, a primary line attached to the ring end and secured to the...
3990255 Apparatus for securing cable  
The securing of cable, and particularly the securing of laid light weight submarine telephone cable during repair operations, is difficult in that if the cable is merely gripped it tends to fillet...
3987741 Remote unmanned work system (RUWS) mating latch  
A remote interconnection of a first undersea vehicle tethered to a second dersea vehicle is assured by mating assemblies carried on both vehicles. The tethering cable extends through a prod...
3986745 Grabber  
This device assures the underwater recovery of heavy objects by marine mals. A trigger mechanism releases sections of spring biased tubing which converged about the object. After the tubing...
3972555 Tong type recovery tool  
A recovery tool is designed to be actuated by the manipulator of an under vehicle. The undersea vehicle approaches an object to be recovered and its manipulator arm grips a pair of spring biased...
3972554 Ring type recovery tool  
A recovery tool is located and affixed to a recovery object by a mechanical anipulator extending from an undersea vehicle. The manipulator squeezes a pair of spring biased actuators on the tool and...
3971228 Process and system for lifting submarine pipelines  
A closed end of a pipeline submerged in water to a depth of upwards of about 125 meters if lifted to the surface and recovered by exerting a pull on said end by means of a capstan mounted on a...
3962464 Process for preparing a butter-like dairy product  
A process for preparing a butter-like dairy product, which comprises the steps of pasteurising a cream containing not more than 40% by weight of fat, centrifuging the pasteurised cream and...
3957296 Vacuum multiplier  
This apparatus securely interconnects a line or an instrumentation package to a rigid surface underwater. A suction cup member has a lip which pliably accommodates the surface and allows a trigger...
3933390 Attachment devices for underwater salvage  
An attachment device for underwater salvage operations which has an elongd cylindrical body and a plurality of extendable lugs supported in one or more apertures near the tapered end of the...
3927636 Method of retrieving anchors  
A method of retrieving an anchor buried in the sea bottom and attached by a long mooring line to a floating moored structure. A submerged remote-releasable hook, having a yieldable catch, is towed...
3926464 Floating golf ball retriever  
A floating golf ball retriever is provided having buoyancy on a water surface and providing nets which dip below the surface to sweep in floating golf balls. The construction is foldable for...
3921943 Diverless helicopter weapon recovery devices  
A rigid aluminum framed cage including a barrel, a long tapered skirt, and anding frame adapted to recover by encapsulation a vertical floating exercise torpedo in high sea states upon deployment...
3912319 Apparatus for raising floating bodies  
An apparatus for raising an object in or from a liquid, such as a buoy from the sea. The apparatus includes a releasable clamp which can be raised or lowered, by a crane for example. The clamp...
3904235 Weighted clamp for handling buoyant materials under water  
A clamp having opposed weighted clamping jaws is used for gripping and weighting buoyant foam plastic shapes to facilitate assembly and positioning of such shapes under water by divers engaged in...
3897099 Tong apparatus operated oleopneumatically for lifting a submerged pipeline  
Tong apparatus operated oleopneumatically for lifting a submerged pipeline either directly by a frogman or by an operator on a pontoon or vessel. The apparatus includes a pair of jaws controlled by...
3873145 Cable grapple  
A grapple for hoisting an undersea cable having first and second cable ening jaws which are normally biased in a closed position. The first and second jaws are pivotally connected to a guide plate...
3858166 RECOVERABLE UNDERWATER ACOUSTIC BEACON  
A recoverable underwater acoustic beacon having a magnetic latch holds a marker buoy captive while submerged. The acoustic beacon sends out pulses of underwater sound so that it can be located and...
3853082 MECHANICAL RETRIEVER  
An apparatus for attaching a hoisting cable to a sunken vessel is configu to be pulled-down onto a cone-shaped line anchor. The device is pulled down onto the line anchor when the hoisting cable...
3848226 HIGH CAPACITY UNDERWATER ACOUSTIC RELEASE  
A high capacity underwater acoustic release means is described. A tubular housing is provided for containing an electronic acoustic receiver for detecting a coded acoustic command signal and a...
Matches 51 - 100 out of 149 < 1 2 3 >