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| Number | Title | Issue Date |
| 7836841 | Multifunction anchor A multifunction anchor comprises an anchor shank to selectively work with one of a dual-fin fluke set, a four-leaf fluke set, and the spear fluke set. A user can choose one of the fluke sets that suits current anchoring conditions to assemble with the anchor shank t... | 11/23/2010 |
| 7467597 | Anchor comprising a shank Anchor comprising a fluke and a shank which at a first end is attached to the fluke and a second end that is situated opposite to the first end, is provided with means for attachments of the anchor to a penetration line or anchor line, in which the shank comprises t... | 12/23/2008 |
| 7156041 | Anchor comprising a shank Anchor comprising a fluke and a shank which at a first end is attached to the fluke and a second end that is situated opposite to the first end, is provided with means for attachments of the anchor to a penetration line or anchor line, in which the shank comprises t... | 01/02/2007 |
| 7082888 | Take apart anchor A take apart anchor has a shank with an eye opening at its upper end adapted for connecting to a shackle and a pivot opening at its lower end adapted for receiving a mechanical fastener for attaching the shank to a stock. The stock has two wings extending away from ... | 08/01/2006 |
| 6119618 | Spring biased modular boat anchor and kit A modular anchor with a compressible spring member that permits its easy retrieval from the floor onto which the anchor became stuck. This retrieval is accomplished by merely pulling the anchor cable, the integrity of the cable being preserved as a conseq... | 09/19/2000 |
| 6012409 | Anchoring of objects Method and apparatus for the anchoring of a floating object by an elongated shank having an attached fluke that extends along the vicinity of the shank, with an edge of the fluke extending to a tip from a constraint movably mounted on the shank, with the ... | 01/11/2000 |
| 5850802 | Collapsible boat anchor A collapsible boat anchor (12) comprising four side panels (13, 13a, 13b and 13c) each hingeably connected to the next as to form a square. To the forward and rearward side panels (13 and 13b) respectively are affixed a plurality of flukes (14 through 20a... | 12/22/1998 |
| 5823133 | Anchoring of objects Method and apparatus for the anchoring of a floating object by an elongated shank having an attached fluke that extends along the vicinity of the shank, with an edge of the fluke extending to a tip from a constraint movably mounted on the shank, with the ... | 10/20/1998 |
| 5592896 | Assembleable anchor landscaping device An assembleable anchor-type landscaping device which is lightweight, durable, and capable of being moved and shipped with minimal expense. The anchor device comprises a detachable connected ring, a hollow shank which is formed in multiple portions which a... | 01/14/1997 |
| 5529023 | Grapnel boat anchor A grapnel anchor having an elongated shank with a fixed arm at its lower end and several movable arms mounted on the elongated shank. Each movable arm is mounted on the shank by a polygonal hole in the center of the arm. The upper end of the shank is enla... | 06/25/1996 |
| 5154133 | Twin-fluke marine anchor having an adjustable shank/fluke pivot angle Described is a twin-fluke anchor, capable of disassembly, for mooring a marine vessel in waters having generally sandy or muddy underwater bottoms to prevent the vessel from drifting with the wind or tide. The anchor is capable of assembly in two differen... | 10/13/1992 |
| 5092261 | Boat anchor A boat anchor with a fixed pair of flukes on the end of the shank. For the purpose of illustration, the shank is square on the lower end and around on the opposite end. A pair of movable flukes are connected with means defining a central opening which, fo... | 03/03/1992 |
| 4958586 | Folding anchor A folding anchor, having a shank formed in two pieces and pivotally joined together with a spring biased locking device. The fluke assemblies are pivotally connected via a coupling assembly at the lower end of the shank, the coupling assembly including fi... | 09/25/1990 |
| 4927395 | Combined buoy and anchor device A combined buoy and anchor device for fishermen comprises a buoy body with a hollow interior and having its upper and closeable by a lid, a reel rotatably mounted in the buoy body and to which is secured the inner end of a cable, and an anchor connected t... | 05/22/1990 |
| 4892053 | Twin-fluke marine anchor having loosely coupled flukes A lightweight aluminum anchor for marine vessels having removable flukes loosely coupled to an improved monolithic crown structure that has the same holding power as heavier, though similarly sized, steel anchors, yet is easily retrieved when it is no lon... | 01/09/1990 |
| 4823721 | Marine anchor An improved marine anchor that may be quickly assembled or disassembled from its component parts. The compactness of these parts allows for very convenient storage of the anchor when it is disassembled. When assembled, the anchor provides great strength a... | 04/25/1989 |
| 4763597 | Folding anchor A folding anchor having a shank formed in two pieces and joined together with a keyhole fitting, and, upon pivoting the upper shank abuttingly overlies the lower shank. The fluke assemblies are pivotally connected via a coupling assembly at the lower end ... | 08/16/1988 |
| 4700652 | Marine anchor An improved marine anchor that may be quickly assembled or disassembled from its component parts without the use of tools. The compactness of these parts allows for more convenient storage of the anchor components than is available with other anchors. Whe... | 10/20/1987 |
| 4596202 | Collapsible boat anchor A collapsible boat anchor comprising a fixed grapple and a movable grapple, the fixed grapple including a shaft having the movable grapple thereon. The shaft also includes a releasable lock adapted to unlock the movable grapple so that it lies parallel to... | 06/24/1986 |
| 4592300 | Anchor The present invention relates in one aspect to an anchor comprising a shank portion and a stock portion, the stock portion extending through a first aperture in the shank portion and extending laterally of the shank portion when in use, but being demounta... | 06/03/1986 |
| 4403564 | Anchor A boat anchor having elongated flat flukes clustered on the shank in variable arrangements and a bail secured at each end of the shank for attaching the line to the boat.... | 09/13/1983 |
| 4397256 | Anchors A shank is provided for an anchor, which is in the form of a longitudinally extending double-plate girder with a transverse element joining the double plates. In accordance with the present invention, the transverse element is substantially spaced from th... | 08/09/1983 |
| 4386575 | Boat anchor A dynamic anchor composed of two laterally positioned anchor flukes for facile penetration into the bottom structure of a water course, and a retractor to withdraw the flukes from the bottom. The retractor is mounted for relative reciprocal movement along... | 06/07/1983 |
| 4317423 | Anchor A boat or ship anchor having a crown portion with a spaced apart pair of flukes projecting forwardly therefrom in the same plane, and a pair of tail plates extending rearwardly therefrom, the tail plates being splayed to present a large frontal area. Inte... | 03/02/1982 |
| 4300467 | Anchor An anchor adapted to develop high holding power in both hard and soft anchoring ground due to flaps which are retracted within the fluke area in hard ground and extended outside the fluke area in soft ground.... | 11/17/1981 |
| 4250828 | Marine anchor An anchor in which the flukes pivot on the shank about independent axes wh converge toward the anchor chain end of the shank. Lugs at the base of shank provide for mounting the pivots. The anchor is reversible and has support plates on either side of its... | 02/17/1981 |
| 4111147 | Collapsible boat anchor A boat anchor which includes a hollow shank having a line attachment eye at one end and protruding fins at the other end. Anchor flukes are pivoted to the fins for movement between three positions, namely: an operative position extending generally lateral... | 09/05/1978 |
| 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 and defining between them an elongate slot. The second me... | 08/22/1978 |
| 4080923 | Anchor with pivotal secondary flukes An anchor has a shank at whose crown end is provided a pair of main flukes defining a fluke plane. A stock is provided on the shank toward the ring end thereof and has a pair of arms extending oppositely from the shank and lying generally in a stock plane... | 03/28/1978 |
| 4058078 | Anchor assembly An exchangeable anchor assembly comprising a free end adapted to be connected to a line, with two parallel crown plates disposed at opposite ends of the stem and sandwiching the stem therebetween. Carried between the crown plates are a pair of stop-limit ... | 11/15/1977 |
| 3964420 | Adjustable anchor An exchangeable anchor assembly, comprising a shank having a free end adapted to be connected to a line, with two parallel plates disposed at an opposite end of the shank sandwiching the shank therebetween. A stock is rotatably disposed between the plates... | 06/22/1976 |
