Bizarre Patents
An armor with rollers is provided that enables a user to move in all positions by rolling on a hard and smooth surface while constantly varying his bearing points on the ground.
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| Number | Title | Issue Date |
| 7721628 | Manual tong A manually or mechanically/hydraulically operable tong of light weight and high load capacity by means of a multi-layer interlocking construction achieved by cutting the shapes from plate steel by known means, assembling the plate sections in suitable order, and ret... | 05/25/2010 |
| 7263917 | Open-ended spin tool An open-ended spin tool comprising a first z-shaped structure, a second z-shaped structure, the second z-shaped structure being pivotably associated with the first z-shaped structure, a first gripping portion cavity, a first actuatable roller and a second actuatable... | 09/04/2007 |
| 6539826 | Screwing element In a screwing element (1) for accommodation of a fastener head (5) of a fastener (6) there are provided jaws (3, 4) for seizing the fastener head. The jaws (3, 4) can be axially inserted into or withdrawn from the holder (2), wherein the jaws in the withd... | 04/01/2003 |
| 6286398 | Combination wrench with adjustable heads A combination wrench with adjustable heads is provided. The wrench includes a handle and a open head and box head respectively pivoted to two ends of the handle. The open head is combined with a first and a second clamping jaws in shear arrangement. The b... | 09/11/2001 |
| 6240811 | Screwing element In a screwing element (1) for accommodation of a fastener head (5) of a fastener (6) there are provided jaws (3, 4) for seizing the fastener head. The jaws (3, 4) can be axially inserted into or withdrawn from the holder (2), wherein the jaws in the withd... | 06/05/2001 |
| 6138530 | Locking collar removal tool A tool to remove a locked collar locked to the threaded shaft of a frangible fastener, having a collet with gripping means and inner grasping teeth has a segment removed to permit the collet to decrease in size. An outer cylinder with inner threads are sl... | 10/31/2000 |
| 6122997 | Adapter for precise tightening of fluid tube fittings An adapter is provided which makes tightening fittings in miniature fluid flow systems, such as liquid chromatography and flow injection analysis, more precise. Current methods for tightening miniature fittings involve either finger tightening by itself o... | 09/26/2000 |
| 6095016 | Screw and bolt clamp drive A screw and bolt clamp drive has an extension tube with a pair of block jaws adapted to hold different kinds of bolts and screws with a linked chain or metal strap. The screw and bolt clamp drive is used to drive the bolt or screw into a high ceiling beam... | 08/01/2000 |
| 6073520 | Wrench for removing damaged stud bolts A wrench for removing stud bolts that are damaged in place, lost the bolt head and/or the bolt shank is broken, basically including a socket assembly having a housing with upper and annular walls, a tubular handle assembly and gripping toothed dog members... | 06/13/2000 |
| 5957010 | Wrench apparatus Wrench apparatus for rotating a body about an axis and including a jaw assembly having opposed jaw members, a lever assembly having lever means pivotally connected to one jaw member, and abutment means associated with an inner portion of the lever means a... | 09/28/1999 |
| 5598752 | Ring plier with torque wrench fitting A torque-latch ring plier system includes a ring plier having a pair of opposed arms with opposed semi-circular segments forming an annular receptacle. A connecting link joins the pair of arms at the annular receptacle for pivotable movement. A lever is r... | 02/04/1997 |
| 5377565 | Automatic oil filter changer An automatic oil filter changer for changing the oil filter on a vehicle comprising an elongated handle; a tube for delivering pressure having a first end and a second end, the second end adapted to be coupled to a pressure delivery mechanism; a clamping ... | 01/03/1995 |
| 5261263 | Crimping pliers with radially opposed jaws An improved crimping tool mechanism with radially opposed jaws that direct and balance compressive forces toward the center of the work, joining cylindrical connectors and cables with more reliable electrical and mechanical contact than that obtainable us... | 11/16/1993 |
| 5249488 | Oil filter remover A lever actuated oil filter remover is presented. At least two arcuate shell-like coupling elements are coupled together inside a casing by a spider arm. An interior cam on the casing can mate with an external cam on the arcuate elements so that the diame... | 10/05/1993 |
| 5249490 | Adjustable hexagonal wrench An adjustable wrench having a pair of spring-biased pivoted handles and a plurality of jaw members having fastener-contacting faces actuable by squeezing motion of the handles to close upon a range of sizes of hexagonal fastener members.... | 10/05/1993 |
| 5050464 | Multi-surface wrench A multi-surface wrench is provided which is automatically self-adjustable to capture nuts or bolts of differing sizes over a predetermined useful range. The multi-surface wrench is self-camming upon application of a torque producing or turning force and i... | 09/24/1991 |
| 4757729 | Adjustable socket for a wrench An adjustable socket for turning threaded fasteners that have polygonal heads includes a core member detachably connectable to a fastener driving tool, and a pair of jaw members flanking the core member and supported thereon for longitudinal movement have... | 07/19/1988 |
| 4732059 | Driver for reinforcement bar chemical anchor A driver for a construction reinforcement bar for rotatably inserting the bar into a seating position in a drilled hole in rock, masonry, concrete and the like, comprising a body having a plurality of eccentrically mounted cam rollers which are adapted to... | 03/22/1988 |
| 4643053 | Oil filter removal tool A tool designed primarily for the removal of oil filters of the canister type. The tool is generally cup shaped and of a design to operate in a minimum of working space. The tool has finger portions defined by cut-out openings equally spaced about the cen... | 02/17/1987 |
| 4570514 | Spanner wrench for use with a Macpherson strut retaining nut or the like A spanner wrench (20) for use in removing and replacing a retaining nut (52) of a cartridge type shock absorber assembly (50) is disclosed. A spanner wrench (20) includes a cylindrical wrench body (22) defining a retaining nut facing end surface (24) and ... | 02/18/1986 |
