Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7328642 | Hole-punching assembly structure for hole-punching unit A hole-punching assembly comprising a positioning piece, a clamping piece, a plurality of tool holders, two balancing rods and a plurality of hole mountings. Each end of the positioning piece couples to the hole mounting through a balancing rod, the positioning piec... | 02/12/2008 |
| 7270042 | Paper punch apparatus A paper punch apparatus comprising a flange-storing space for storing the flange portion in an elevating unit, an insertion/removal portion for insertably supporting a supporting axis of a bit reception plate in communication with the flange portion, and a bit-recep... | 09/18/2007 |
| 7257900 | Canted saw blade A saw blade incorporates an integrated cant angle. The saw blade includes a cutting portion having a toothed edge and opposite edge. The toothed edge defines a cutting plane. A shank portion extends from the cutting portion and is laterally offset from the opposite ... | 08/21/2007 |
| 7249619 | Sawing device having an adjustable profile A device for adjusting a sawing device's width, wherein the sawing device comprises at least two circular blades 10, 12, facing each other and adjacently positioned, and a fastener 44 adapted to assemble the blades together. The device for adjusting th... | 07/31/2007 |
| 7234617 | Securement arrangement for elongate articles Method and apparatus for providing dual anti-theft locks protecting an elongate object stored on a load bar of a load carrier. A bracket is attached to a retainer using connecting fasteners secured by connecting knobs to firmly attach the apparatus to the load bar w... | 06/26/2007 |
| 7216434 | Electric-powered cutting machine An electric-powered cutting machine includes: an electric motor, a housing for the electric motor; a plunger driven by the electric motor to reciprocate; and a blade holding mechanism. The blade holding mechanism holds a blade at a tip end portion of the plunger. Th... | 05/15/2007 |
| 7204181 | Reversible floating punch retainer for punch change retainer tool A punch change retainer for positioning a floating punch in a retracted, disengage position and an extended, engage position. The change retainer includes a change retainer body and a punch retainer receiving aperture extending upwardly through the change retainer b... | 04/17/2007 |
| 7181993 | Apparatus and process for cutting of extruded material A rotating cutting apparatus comprising a cutting blade holder with at least one hole on the outside diameter of the cutting blade holder into which cutting blades are inserted and bonded to the cutting blade holder. The cutting blade holder encloses a center hole, ... | 02/27/2007 |
| 7171884 | Resilient cutting blades and cutting devices Steel reinforced tire fabrics are cut with long rigid bar blades, circular disc blades and disc and anvil blades. All of these blades may have an open relatively deep slot spaced close to the cutting edge that creates a resilient cantilevered spring element that inc... | 02/06/2007 |
| 7140111 | Food peeler The present invention provides for a food peeler having a removable blade that includes an end received in a bore of the food peeler handle and a resilient member is mounted adjacent to the end of the blade and allows for the blade to be moved between a centered and... | 11/28/2006 |
| 7121182 | Steel rule die with removable cutting units A steel rule die for cutting cloth and synthetic materials. The cutting die includes a primary substrate and a plurality of cutting units that are removably attachable to the substrate in such a manner that they are easy to adjust, remove and replace. The cutting un... | 10/17/2006 |
| 7101124 | Hole saw assembly A hole-saw assembly including a hole-saw having at one end a plurality of cutting teeth and at the other end two shafts. The assembly includes a mandrel coaxially aligned with said hole-saw and including a body having two bores therethrough coaxially aligned with sa... | 09/05/2006 |
| 7080584 | Method and apparatus for perforating a non-woven sheet To produce at least one perforation in a non-woven sheet (N) of fibers or filaments, the sheet (N) is brought into contact with a perforated cylinder (2), equipped with at least one insert (8). Each insert includes, at one end, a plane surface (S), and... | 07/25/2006 |
| 7069765 | Release mechanism for end forming machine A shuttle assembly for use with an end forming machine includes a shuttle and a release mechanism coupled to the shuttle. The shuttle includes a main body, a tool-receiving bore formed in the main body, and a lock mechanism associated with the tool-receiving bore. T... | 07/04/2006 |
| 7051635 | Ball-lock insert assemblies The invention provides a ball-lock insert assembly adapted to be mounted axially in a mount opening formed in a holder plate having a desired thickness. The ball-lock insert assembly comprises an insert body having an axis and an elongated interior recess extending ... | 05/30/2006 |
| 7000523 | Blade holder and support member for perforator A holder and a support member for mounting a blade to a perforator are provided. The holder is composed of a blade, a two-position switching member, and a mounting member. The holder is assembled detachably to the support member along the external shape of the mount... | 02/21/2006 |
| 6997364 | Locator bracket for the lower frame assembly of a blanking tool A bracket for properly locating a lower blanking tool with respect to a pull-out frame during a blanking operation in a carton die cutting machine. The bracket is mounted on the inner side of a side rail for the lower blanking tool and includes a projecting spring m... | 02/14/2006 |
| 6953197 | Quick-action locking device for an electric power tool A quick-action locking device for an electric power tool including a locking spindle (4) axially displaceable in the hollow spindle (2) of the electrical power tool between a working tool locking position and a working tool exchange position, and a loc... | 10/11/2005 |
| 6912941 | Steel rule die with removable cutting units A steel rule die for cutting cloth and synthetic materials. The cutting die includes a primary substrate and a plurality of cutting units that are removably attachable to the substrate in such a manner that they are easy to adjust, remove and replace. The cutting un... | 07/05/2005 |
| 6910694 | Electrical tool with a quick-action clamping device A quick-action clamping device for a power tool includes a clamping spindle (4) arranged in the hollow spindle (2) of the power tool, an elastic member (5) for biasing the clamping spindle (4) into its clamping poition, in which the worki... | 06/28/2005 |
| 6893026 | Blade attaching and detaching mechanism A blade attachment/detachment mechanism for detachably attaching a blade to a saber saw. An end portion of the blade is formed with a blade hole. A reciprocally movable plunger has a blade attachment end portion where a slit and a stepped hole are formed. The slit e... | 05/17/2005 |
| 6868766 | Knife holder A knife holder is provided which can be readily disassembled and maintained while remaining in a knife bank. Fasteners keep the cylinder housing and blade housing securely connected and are aligned parallel to the longitudinal axis of the knife holder for easy acces... | 03/22/2005 |
| 6792842 | Pin kit for V-cutter A V-cutter for use in manufacturing a light guide panel of the backlight unit in liquid crystal display (LCD), and more specifically, a kit with a plurality of pins for the V-cutter is disclosed. The pin kit may be used to form a plurality of V-shaped grooves spaced... | 09/21/2004 |
| 6755104 | Stripper plate supporting assembly A stripper plate supporting assembly has a stripper spool unit including a stripper spool and retaining screw for supporting the stripper plate in a die press in a manner that the stripper plate may be removed from a die set without removing the die set from the pre... | 06/29/2004 |
| 6755103 | Ball-lock insert assemblies The invention provides a ball-lock insert assembly adapted to be mounted axially in a mount opening formed in a holder plate having a desired thickness. The ball-lock insert assembly comprises an insert body having an axis and an elongated interior recess extending ... | 06/29/2004 |
| 6698326 | Lock-up system for cutting mat A lockup device for securing cutting mats to a rotary anvil comprises a base portion, one sidewall, and a wedge portion, and is adapted to be inserted into the channel of the rotary anvil such that the sidewall of the lockup device is adjacent a wall of t... | 03/02/2004 |
| 6694624 | Fixing device with wedge-shaped clamping parts for saw blades A clamping device for motor-driven straight-back and saber saws fixable to a lifting rod, the clamping device has a clamp holder, a movable clamping piece arranged relative to the clamp holder so that a saw blade can rest between the clamp holder and the ... | 02/24/2004 |
| 6679147 | Insertable punch lock A punch retainer system includes one or more punch retainers that are selectively insertable into a retainer block. The punch retainers are dimensioned such that they can be positioned closely together and thereby allow punches to be arranged in a closely... | 01/20/2004 |
| 6668694 | Die cutter blanket locking arrangement An anvil blanket is molded urethane sheet material and formed with a plurality of interlocking fingers at mating opposing blanket ends and includes a depending projection which mates with a channel in the anvil about which the blanket is wrapped. A uretha... | 12/30/2003 |
| 6619174 | Quick release saw blade chuck for a scroll saw A saw blade chuck includes a blade retaining unit, a biasing unit, and a pushing unit. The blade retaining unit is mounted pivotably on a driving arm of a scroll saw. The biasing unit and the pushing unit are disposed on opposite sides of and act upon the... | 09/16/2003 |
| 6536321 | Hole punch quick-change die assembly with clamp system Embodiments of an punch machine and a quick-change die assembly are shown and described. The die assembly may be quickly installed and removed from the punch machine, without bolting or unbolting of either machine housing or the die assembly itself. The d... | 03/25/2003 |
| 6536320 | Slitter cutting element and method of making same A slitter cutting element for slitting a sheet of web material has an axially displaceable blade member arranged on a blade carrier. The axially displaceable blade member is biased by an elastomeric biasing member that provides a continuous and uniform co... | 03/25/2003 |
| 6532854 | Cutting die clamping mechanism A clamping mechanism is provided for clamping a cutting die to the die holder of a rotary cutting assembly used to cut a pattern in an envelope blank or the like. The clamping mechanism is adapted to fit within and cooperate with a groove of the die holde... | 03/18/2003 |
| 6523448 | Adaptable hybrid module die board A die board assembly includes a support plate providing a plurality of through holes arranged along lines of an X-Y grid pattern. The support plate further provides a plurality of shaped apertures positioned within the support plate to a selected depth. O... | 02/25/2003 |
| 6463838 | Bank cutter positioning device A bank cutter positioning device installed in a cutter seat at a side having a dovetail groove comprises a locking block, an elastic element, a roller and a handle. The locking block having an end pivotally installed above the dovetail groove. The elastic... | 10/15/2002 |
| 6431042 | Turntable mechanism for a cutting tool A cutting tool including a base having a workpiece support surface for supporting a workpiece and an annular, upwardly facing bearing surface. The cutting tool also includes a turntable mounted on the base for rotation about a generally vertical axis. The... | 08/13/2002 |
| 6397714 | System for adjusting the position between a waste ejector and a cutting cylinder The cutting cylinder of a rotary cutting machine has at least one radial needle for retaining waste projecting radially from its surface. A waste ejector has a rectilinear part parallel to the generatrix of the said cylinder and traversed by at least one ... | 06/04/2002 |
| 6357329 | Tool centering mechanism in punch press The present invention provides a tool centering mechanism for a punch press having a plurality of tools installed in juxtaposition and which can simultaneously be replaced with new ones, wherein the tool pitch of the tools can be adjusted to agree with th... | 03/19/2002 |
| 6308601 | Apparatus and method for slitting a sheet of web material An apparatus for slitting a sheet of web material has an at least one first fixed blade member and axially displaceable at least one second blade member. The axially displaceable second blade member is biased by an elastomeric biasing member that provides... | 10/30/2001 |
| 6283003 | Knife attachment for a sheet cutting system There is provided a knife attachment that is interchangeable with a saw attachment for a sheet cutting system. The knife attachment has a base plate to which is attached a cutting head that carries a blade holder. The blade holder is adjustable for depth ... | 09/04/2001 |
