Bizarre Patents
Vehicular Impact Signaling Device
An apparatus for the deployment of a visible plume to alert other motorists that a proximate motor vehicle has been involved in a collision.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| RE40869 | Drag line bucket control A dragline excavation bucket control system including a pair of hoist ropes and a drag rope, the hoist ropes being coupled adjacent opposite ends of the bucket. The hoist ropes are supported on spaced sheaves on an excavation boom whereby the hoist ropes extending b... | 08/18/2009 |
| 7152349 | Dragline bucket rigging and control apparatus A large electric dragline having a housing (35) and boom (37) is provided with spaced apart in-line sheaves (34) and (36) at boom point to separate hoist ropes (31) and (32) which are led to the front and rear of bucket (... | 12/26/2006 |
| 6826466 | Dragline dump position control A method of controlling the dump position of a dragline (1) of the type where inclination of the bucket (4) is controlled by differential control of the front hoist rope (7) and the rear hoist rope (8), in order to control dumping too clo... | 11/30/2004 |
| 6588126 | Drag link bucket controls A dragline excavation bucket control system including a pair of hoist ropes and a drag rope, the hoist ropes being coupled adjacent opposite ends of the bucket. The hoist ropes are supported on spaced sheaves on an excavation boom whereby the hoist ropes ... | 07/08/2003 |
| 6119375 | Containment area process Effective techniques and equipment are described for maintaining and improving dredge disposal sites. In one aspect, the use of winching equipment is described to move a digging vehicle within a containment area for effective creation of ditching to permi... | 09/19/2000 |
| 6038795 | Dredger with lockable rear door A dredge having substantially a box-like shape, with an open front face and an open rear face, the rear face having a door hinged thereto and a lock member to hold the door in a locked position. An A-shaped frame member is pivotally secured to the front e... | 03/21/2000 |
| 5752334 | Dumping system for a dragline bucket A draglined bucket having first and second contoured dumping rails respectively supported on first and second spaced apart opposite sidewalls and a rear wall. Each dumping rail extends from above the sidewall on which it is supported to the rear wall on w... | 05/19/1998 |
| 5657559 | Rigging assembly for an excavating bucket A rigging assembly for a dragline bucket has first and second hoist chains coupled to the bucket and first and second pickup links above the hoist chains. The chains extend along first and second axes, respectively, and define a fleet angle between them. ... | 08/19/1997 |
| 5642577 | Dragline with high headroom between upper and lower structures Heavy machinery comprising a lower support structure having an upper surface, and an upper structure having a generally horizontal lower surface facing the upper surface of the lower structure, the upper structure being supported above the lower structure... | 07/01/1997 |
| 5636903 | Mining system for removing overburden A mining system for removing overburden from a valuable mineral or coal deposit from a pit (9) is disclosed. The mining system comprises a dragline (600) for removing overburden from a high wall side (3) of the pit (9) to produce a properly formed high wa... | 06/10/1997 |
| 5603174 | Dragline including improved walking mechanism A dragline comprising a main housing, a bucket hoist mechanism mounted on the housing, a bucket drag mechanism mounted on the main housing, a walking mechanism for moving the main housing over the ground, the walking mechanism including a motor mounted on... | 02/18/1997 |
| 5600905 | Dragline with improved pinion shaft mounting A dragline comprising a main housing, and a moving mechanism for moving the main housing over the ground, the moving mechanism including a drive mechanism mounted on the main housing, an output shaft which extends along an axis and which is driven by the ... | 02/11/1997 |
| 5428909 | Dump bucket arch A bucket arch, used on dragline buckets, has a pair of side sections and an arch center section disposed therebetween. At least one lug is attached to the arch center section and exerts a force on the center section along a force axis. In the improvement,... | 07/04/1995 |
| 5421109 | Underwater site clearance sweep apparatus and method A method of removing objects from the bottom of a body of water around a well head includes a vessel spooling out a link-chain or a cable-net from a winch located on the vessel, with the opposite end of the link-chain or cable-net attached to a swivel ass... | 06/06/1995 |
| 5408767 | Excavation controlling apparatus for dipper shovel An excavation controlling apparatus which can effect precise driving control off a dipper in accordance with an actual operation condition with a simple structure of a low cost. A dipper handle extension instruction calculation section calculates a dipper... | 04/25/1995 |
| 5409298 | Open cut mining apparatus An apparatus for removing overburden or for mining a mineral from a valuable mineral or coal deposit, such as in an open pit mine, is disclosed. The apparatus comprises a cross-pit vehicle which is adapted to move between the high wall and low wall sides ... | 04/25/1995 |
| 5398396 | Method and apparatus for withdrawing a machine shaft The new method relates to a machinery assembly having (a) a housing, (b) an eccentric confined in the housing, (c) a shaft extending into the eccentric and (d) a shaft axis of rotation. A method for moving the shaft with respect to the housing includes th... | 03/21/1995 |
| 5345702 | Removable pipe arch for dragline buckets A dragline bucket having a back wall, opposite side walls, a bottom, an open front, and a removable pipe arch assembly for connecting the front upper corners of the side walls of the bucket together, the removable pipe arch assembly including a saddle bra... | 09/13/1994 |
| 5286384 | Sludge scraper apparatus A sludge scraper (10) for scraping sludge (107) from the bottom of a reservoir (100) is disclosed herein. The scraper includes a main frame (11) that provides for the mounting of a pair of skids (15), a scraper blade (17), and a pair of wheels (25). A fir... | 02/15/1994 |
| 5210965 | Fabricated bucket tooth A replaceable point is disclosed for attaching to the nose of an adapter to provide a tooth for an earth digging and moving bucket. The point is made up of a plurality of flat-sided, rolled steel plates that are held in aligned side-by-side relationship. ... | 05/18/1993 |
| 4731941 | Dragline hoe, method and apparatus Method of excavating overburden from a mineral or coal deposit seam using a low wall winch component, a high wall which component and a hoe. The hoe is attached to the low wall winch component by one or more draglines and the hoe is attached to the high w... | 03/22/1988 |
| 4028821 | Apparatus for dredging from the stern of marine vessels A dredge for operation from the stern of marine vessels and of the type having runners which enable it to be moved along a ramp at the stern of a marine vessel is provided with structure for preventing its twisting and misalignment of the dredge as it pas... | 06/14/1977 |
