Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 4246860 | Method for anchor retrieval The method is applicable for retrieving an anchor having an anchor buoy holding an anchor pendant line. A trailer buoy is connected to the anchor pendant line via a floatable line. A work vessel is fitted with a boom having a catch hook so positioned that... | 01/27/1981 |
| 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 hook for maintaining it a predetermined distance below the su... | 01/06/1981 |
| 4235182 | Traction arrangement for use by a sail surfer or water skier A traction arrangement for use by a sail surfer or water skier who is pulled along by holding onto a bar-shaped member connected to pulling apparatus, has two pulling elements which are arranged to be worn by a user and each having a leading end, and two ... | 11/25/1980 |
| 4233923 | Safety release for water skiing tow line A safety release for water skiing tow lines comprising a U-shaped body having a rearwardly facing slot therein, a mounting bracket for securing the device to a ski pylon, a bolt arm pivotally secured to the body which extends across the slot when the arm ... | 11/18/1980 |
| 4231111 | Marine cable location system A marine cable location system includes a plurality of magnetic compasses located at known spaced intervals along a cable being towed by a marine vessel. These compass readings are recorded along with an onboard magnetic compass reading, an onboard gyroco... | 10/28/1980 |
| 4227479 | Submarine communications system 4. A towable sea-going vehicle for carrying communications equipment for in conjunctive cooperation with communications equipment of another vessel comprising: an essentially hollow body having openings in its walls for free flooding and self-bailing of... | 10/14/1980 |
| 4213413 | Water ski tow assembly A water ski tow assembly consisting of a semi-circular rail connected at its ends to a boat and extending rearwardly therefrom at variable angles of inclination from horizontal, a rolling carriage movable along the track, and a special rope hitch mounted ... | 07/22/1980 |
| 4196688 | Quick deployment mine countermeasure sweep gear Minesweep gear is suspended from an aircraft to be a selected height above the surface of the water for deployment and the sweep gear is selectively stowed within the container so that the sweep gear is selectively sequentially deployed with the sweep equ... | 04/08/1980 |
| 4188905 | Mine sweeping means 1. In a mechanism for sweeping a pressure controlled mine arranged within a ody of water comprising a plurality of water entraining devices, each of said devices comprising a pair of pressure plates, a plurality of bracing members for maintaining the press... | 02/19/1980 |
| 4185264 | Wire guide and method for preconditioning bouyant electrodes Preconditioning of towable, flexible electrodes having a conductive layer nsisting wires helically laid on a bouyant core, to preclude later birdnesting, is accomplished using a flange device having cylindrical mounting portions fixed to the aft end of th... | 01/22/1980 |
| 4184209 | Towed noisemaker 1. A towed decoy system adapted to be towed from a towing vessel, an electrically powered noisemaker, an electrical tow cable attached to said noisemaker, a depressor vane, a depresser cable connected to said depressor vane and to the towing vessel, and m... | 01/15/1980 |
| 4173196 | Safety release for water skiing tow line A safety release for water skiing tow lines comprising a U-shaped body having a rearwardly facing slot therein, a mounting bracket for securing the device to a ski pylon, a release arm pivotally secured to the body and including a bolt which extends acros... | 11/06/1979 |
| 4117562 | Water walker A water walker for enabling an individual to walk upon water including a pair of elongated buoyant water walker assemblies which can be attached to the feet of the user. Each assembly includes a buoyant flotation member which has a runner longitudinally e... | 10/03/1978 |
| 4117447 | Bouyant electrode with anti-birdnesting device A towable cable type electrode has a bouyant core covered by a layer of hcally laid wire strands and is characterized by a slide member near the aft end of the electrode to which the aft ends of the wire strands are secured. The slide member is constrain... | 09/26/1978 |
| 4072122 | Mooring and release device A hydro-pneumatic device secures and releases a mooring or towing hawser to a vessel. A carriage reciprocates on a frame on the vessel and moves a bollard between one position securing a hawser to the towing or moored vessel and another position releasing... | 02/07/1978 |
| 4069786 | Water ski towing means An improved water skiing tow device is provided, wherein a rigid tubular member is employed to keep the two trace-reins apart, near the bight of the device. The device includes a cross rope arcuate portion and the arcuate portion is intended to be in enga... | 01/24/1978 |
| 4056944 | Process and device for laying submarine pipelines For laying a submarine pipeline, hauling of the same is exerted by means of a force distribution cable which extends over the full length of the submerged part of the pipeline and which is attached to it by hangers, preferably in conjunction with heavy ch... | 11/08/1977 |
| 4056945 | Process and device for laying submarine pipelines For laying a submarine pipeline, hauling of the same is exerted by means of a force distribution cable which extends over the full length of the submerged part of the pipeline and which is attached to it by hangers, preferably in conjunction with heavy ch... | 11/08/1977 |
| 4055138 | Underwater vehicle towing and recovery apparatus This disclosure deals with novel underwater vehicle towing and recovery apparatus, as for recovering sonar or other underwater apparatus in the event of cable severance and for preventing the sinking of apparatus on the stoppage of towing, through the com... | 10/25/1977 |
| 4048942 | Helicopter towline recovery buoy system A helicopter carried, towline recovery buoy system including a package coining a retrieval line, inflatable buoys, and buoy inflating devices. A support and release mechanism releases the package response to dropping of the towline. The buoys and retriev... | 09/20/1977 |
| 4037416 | Cable connector assembly for oil boom A barrier for water carried pollutants consists of a series of end to end connected boom sections with each boom section including a tubular sleeve portion containing flotation means and a depending skirt. The entire series of boom sections are connected ... | 07/26/1977 |
| 4037555 | Buoy recovery technique The recovery of buoys by a helicopter or a ship is accomplished by sweeping a grapnel therefrom underwater until it engages a suitable receptacle attached to the buoy mooring cable. Once engaged, the buoy is then winched aboard the helicopter or ship.... | 07/26/1977 |
| 3953905 | Stabilized, towable spar buoy A spar buoy is dynamically stabilized by providing a streamlined, V-shaped wing just above the center of gravity of the spar. The wing has a dihedral sufficient to stabilize the spar in three axes while under tow. The buoy may be equipped with a radio tra... | 05/04/1976 |
| 3949698 | Adjustable ski hitch An accessory for attachment to the transom of a power boat for providing a relatively high easy release tow rope attachment point above the general level of the boat stern is disclosed comprising a plurality of telescopingly engaged tubular members having... | 04/13/1976 |
