Bizarre Patents
Decorative Jeweled Wheel Cover
An improved wheel is provided wherein decorative items such as gem stones are embedded in either the wheel surface, a special mounting section attached to the wheel surface, or to a spoke strap that wraps around each spoke and positions embedded gem stones on the outside surface of the spoke.
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| Number | Title | Issue Date |
| 8056651 | Adaptive control concept for hybrid PDC/roller cone bits An earth boring drill bit comprising a bit body having a longitudinal axis along a path of the bit, a first plurality of cutters mounted to the body, and a second plurality of cutters rotatably mounted to the body, wherein a longitudinal axial relationship between t... | 11/15/2011 |
| 7424922 | Rotary valve for a jack hammer In one aspect of the present invention a tool string comprises a jack element substantially coaxial with an axis of rotation. The jack element is housed within a bore of the tool string and has a distal end extending beyond a working face of the tool string. A rotar... | 09/16/2008 |
| 7347259 | Downhole oilfield erosion protection by using diamond A device for use with components for a downhole tool—such as a throat, a nozzle, or a diffuser—used for cleaning a wellbore, are disclosed which decreases the erosion of the components. The device may be comprised of a hardened material, such as stack of pure di... | 03/25/2008 |
| 7328755 | Hydraulic drill bit assembly In one aspect of the present invention a drill bit assembly has a body portion intermediate a shank portion and a working portion. The working portion has at least one cutting element and the body portion has at least a portion of a jackleg apparatus. The jackleg ap... | 02/12/2008 |
| 7270196 | Drill bit assembly In one aspect of the present invention a drill bit assembly comprises a body portion intermediate a shank portion and a working portion. The working portion has at least one cutting element. The body portion has at least a portion of a reactive jackleg apparatus whi... | 09/18/2007 |
| 7258179 | Rotary bit with an indenting member In one aspect of the invention a drill bit assembly has a body portion intermediate a shank portion and a working portion. The working portion has a recess with a side wall which is substantially coaxial with the shank portion. At least one cutting element is attach... | 08/21/2007 |
| 7225886 | Drill bit assembly with an indenting member In one aspect of the invention a drill bit assembly has a body portion intermediate a shank portion and a working portion. The working portion has a recess with a side wall which is substantially coaxial with the shank portion. At least one cutting element is attach... | 06/05/2007 |
| 7198119 | Hydraulic drill bit assembly In one aspect of the present invention a drill bit assembly has a body portion intermediate a shank portion and a working portion. The working portion has at least one cutting element and the body portion has at least a portion of a jackleg apparatus. The jackleg ap... | 04/03/2007 |
| 6527067 | Lateral entry guidance system (LEGS) Method and apparatus for running tubing into a lateral bore of a multilateral well, including a bottom hole assembly having at least one remotely activatable, radially deflectable toe, and preferably method and apparatus to laterally sweep the toe, signal... | 03/04/2003 |
| 6338390 | Method and apparatus for drilling a subterranean formation employing drill bit oscillation Apparatus and methods for drilling subterranean formations with a rotary-type drill bit are disclosed in which oscillation is produced in the drill string, drill bit or cutting element, in an axial and/or torsional direction, to produce formation chips th... | 01/15/2002 |
| 6213230 | Drilling tool especially for the rotary percussion drilling of preferably rock A drilling tool, especially for the rotary percussion drilling of preferably rock, has a drilling body equipped toward the drilling side preferably with cutting bits, and with an axially arranged bore for receiving an exchangeable centering drill. In orde... | 04/10/2001 |
| 6142250 | Rotary drill bit having moveable formation-engaging members Formation engaging elements are moveably mounted onto a drill bit. Such elements may be used to protect other rigidly mounted formation engaging elements from impacts that occur during use of the drill bit, or they may be used to alter the aggressiveness ... | 11/07/2000 |
| 6116827 | Drilling tool A drilling tool, in particular for rotary percussion drilling preferably of rock, is proposed, with a drill body preferably equipped with cutting tips toward the drilling side and with an axially arranged bore for receiving an exchangeable center drill. I... | 09/12/2000 |
| 5788430 | Drilling tool for rotary percussion drilling A drilling tool for rotary percussion drilling including: a drilling body defining: a longitudinal centerline axis extending in a drilling direction; a bore extending in a direction of the centerline axis and having a bore bottom; and a recess extending i... | 08/04/1998 |
| 5388649 | Drilling equipment and a method for regulating its penetration An apparatus comprising a rotatable tool having a drill head and a method for regulating the penetration of the apparatus in rock or soil are disclosed. In particular, the apparatus and method of the invention are designed to prevent damage to drill bits ... | 02/14/1995 |
| 5088568 | Hydro-mechanical device for underground drilling A hydro-mechanical device for underground drilling for use with a drilling rig comprises a container having a combustion chamber, an ignition system, inlets for introducing a fuel, an oxidizer, a liquid into the combustion chamber, a nozzle for dischargin... | 02/18/1992 |
| 5018590 | Electromagnetic drilling apparatus Oil drilling apparatus for drilling deep boreholes. The apparatus includes a high frequency, high voltage, AC generator at the surface of the ground which is connected to an electromagnetic hammer drill bit located at the bottom of the borehole. Electric ... | 05/28/1991 |
| 5004056 | Percussion-rotary drilling tool The proposed tool comprises a body (1) designed to interact with a percussion-rotary device and a casing (2) shaped as a sleeve. The casing (2) accommodates rock-crushing elements (5, 6) arranged in a manner allowing axial displacement thereof and in the ... | 04/02/1991 |
| 4478296 | Drill bit having multiple drill rod impact members A drill bit for drilling a subterranean bore hole which includes a housing having a cap plate adapted for connection to a drill pipe and a base block axially aligned with and spaced from the cap plate by guide members. A plurality of elongated drill rod i... | 10/23/1984 |
| 4386669 | Drill bit with yielding support and force applying structure for abrasion cutting elements Abrasion cutting elements of a rotary drill bit are operatively connected to the bit body structure by means for yieldably supporting the abrasion cutting elements and for forcing them into a continuous drag mode of cutting contact with the earth formatio... | 06/07/1983 |
| 4354561 | Reciprocating drill bit A reciprocating rotary drill bit is disclosed to include a coupling member for coupling the drill bit to a source of drill bit drive power and a cutter member for drilling into a workpiece. The coupling member and the cutter member are slidably associated... | 10/19/1982 |
| 4105081 | Rock-drilling and bolt-setting apparatus A bolt-setting and rock-drilling apparatus has a rail which can be swung about and axis and axially displaced therealong to position a drilling carriage and a bolt-setting carriage alternately with respect to a rock wall in which the bolt is to be lodged.... | 08/08/1978 |
| 4076087 | Hole reamer A hole reamer according to the invention includes a main body or support with roller cutters rigidly connected to a drill stem, and an additional support with roller cutters arranged co-axially with the main body or support. A additional support device ca... | 02/28/1978 |
| 3957125 | Multi-stage double-acting extendible and contractible shaft drive for drilling device A uniquely integrated arrangement of concentric tubes in combination with concentric pistons and special interconnecting fluid pressure passages therein, said component members cooperating in a manner as to permit extreme compound extension or retraction,... | 05/18/1976 |
