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An aircraft having vertical takeoff and landing capability provided with at least first and second laterally extending paddle wheels rotatable on a central axis perpendicular to the longitudinal axis of the aircraft fuselage and between its nose and tail.
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| Number | Title | Issue Date |
| 7913399 | Blade set for hair clipper A blade set for hair clipper which has a lower fixed blade, an upper fixed blade, a movable blade assembly and a blade holder. The movable blade assembly is disposed in between the lower fixed blade and the upper fixed blade and is connected to a driving means drive... | 03/29/2011 |
| 7861414 | Cutting device A cutting tool having a clamp mechanism, a holding device, and a cutting device disposed on one of the clamp mechanism and holding device is disclosed, whereby the clamp mechanism and the cutting device cooperate to cause a severing of a work piece by the cutting de... | 01/04/2011 |
| 7637017 | Tool for cutting structural materials A clipper with a cutting head and having an actuator. The heads contain a structural profile-specific channel into which structural material having the profile for which the head is designed is inserted and clipped. The head is designable for various structural prof... | 12/29/2009 |
| 7361080 | Utensil for opening a shell of a crustacean A utensil for opening a shell of a crustacean, such as crab, lobster and the like, has a pair of pivotally connected elongated members. Each elongate member has a handle portion and a head portion. A cutting blade is positioned in each of the head portions; the cutt... | 04/22/2008 |
| 7322111 | Brush cutting device A lever actuated cutting tool that allows ground level cutting of shrubs and small trees from a standing position. The design of the cutting tool takes advantage of the principles of leverage and resistive force, and also incorporates a pendulum swing, to provide a ... | 01/29/2008 |
| 7313868 | Cutoff tool In a cutoff tool, a hood is arranged to overlap a distal end portion of a cutting blade, and a distal end portion of the hook is arranged to protrude from a toothed portion of the cutting blade. When the cutting blade retracts farthest in a uniaxial direction, the d... | 01/01/2008 |
| 7293362 | Drill powered cable cutter A cable cutter for attachment to a power drill has a housing, first and second cutting blades connected to the housing for movement relative to one another and a drive assembly releasably engageable with the chuck of the drill and operatively engaged with at least o... | 11/13/2007 |
| 7225711 | Die head assembly for nibbler tool A cutting die head assembly for nibbler tools which enables the die head to be independently rotatably manipulated by the user's hand independent of its axial connection with the die body to provide for angular and/or circular cuts in areas of limited space use and ... | 06/05/2007 |
| 7171754 | Blade assembly for double end nibbler tool A blade or punch assembly for double-ended nibbler tools which affords easier removal by in part providing a blade having central portions of a single diameter equal to or slightly less than the composite bore through which it is adapted to extend. ... | 02/06/2007 |
| 7047613 | Blade assembly for double end nibbler tool A blade or punch assembly for double-ended nibbler tools which affords easier removal by in part providing a blade having central portions of a single diameter equal to or slightly less than the composite bore through which it is adapted to extend. ... | 05/23/2006 |
| 7017271 | Cutting device A cutting device having a head member having a movable cutting blade positioned therein, first and second legs pivotally mounted on said head member, a connector connecting the first leg, the cutting blade, and the second blade, wherein the connector and cutting bla... | 03/28/2006 |
| 6966269 | Multi-purpose garden tool A multi-purpose garden tool (10) including a pair of blade assemblies (20)(20′) wherein, each blade assembly (20) includes a handle portion (21), a shank portion (22) and a contoured blade portion (23) wherein, the ... | 11/22/2005 |
| 6938531 | Reciprocal-movement power tool A reciprocal-movement power tool includes a movable blade reciprocally movably provided on a main body. A receiving plate that supports an angle iron to be cut is supported on the main body at a position in front of the movable blade. The movable blade is fixed on a... | 09/06/2005 |
| 6918205 | Grafting tool A method of cutting a stem to be whip grafted, comprising: securing the stem in a bore of a hand-held grafting tool that includes an angled end, with a portion of the stem extending out from the angled end; drawing a knife across a face of the angled end to thereby ... | 07/19/2005 |
| 6769341 | Sheet cutting device A cutting device has a body, a driving device, a moving base, a head and a cutting rod. The driving device is mounted on the body to actuate the moving base to move relative to the body. The head extends from the body and has a central hole defined through the head.... | 08/03/2004 |
| 6754959 | Hand-held, cartridge-actuated cutter Cartridge-actuated cutter (10), held in a single hand, generally includes frame (20) and barrel assembly (40). Frame (20) includes grip (26), trigger (30) firing pin (28), and pivot mount (35). Barrel assembly ... | 06/29/2004 |
| 6684679 | Pneumatic metal-work tool A pneumatic metal-work tool includes a punch assembly mounted on the front end of a hydraulic push-rod assembly. The hydraulic push-rod assembly has a hydraulic chamber mounted with a piston rod. One end of the piston rod is mounted in a center hole of a ... | 02/03/2004 |
| 6671966 | Hydraulic and pneumatic actuated cutting apparatus A hydraulically and/or pneumatically actuated cutting tool is provided having a housing with a piston assembly slidably disposed between a fluid inlet and a fluid outlet. The piston assembly comprises a seal which is operable between two positions. In a f... | 01/06/2004 |
| 6374498 | Portable pruner A portable pruner comprises a shearing part, a transmission part and a driving part. By using the compound casing tube to achieve rigid axial transmission, the pruner is simple and handy in construction, and accurate and easy to pruning. It can be disasse... | 04/23/2002 |
| 6349474 | Cable cutter A cable cutter for cutting a cable by using an explosive event is provided. The cable cutter includes a main body and an initiator assembly connected to the main body. The main cutter includes a cutterjaw and a receptacle having an opening accommodating a... | 02/26/2002 |
| 6314648 | Dual blade hair clipper A hair clipper unit that includes edger blades on one end and taper blades on the other end. The clipper system allows a stylist to rapidly switch operation between the two sets of clipper blades and includes a power cord directing assembly including a po... | 11/13/2001 |
| 6295991 | Lighter holder and cigar nipper A cigar cutter and lighter storage device for cutting off an end of a cigar is disclosed. The device has a tubular body with a first end for receiving a disposable lighter and a collar which removably secures the lighter within the body. A cutter element ... | 10/02/2001 |
| 6108913 | Stripping tool A stripping tool for removing clothing, and the like, in emergency situations. The present tool allows for clothing to be stripped from a patient quickly, safely, and efficiently. The stripping tool may be pulled toward the operator of the tool for quickn... | 08/29/2000 |
| 5956801 | Articulated windshield wiper blade assembly and refill kit An improved articulated wiper blade assembly includes a wiper blade sub-assembly having a female and male spline portions, and an internal stake located within the spline channel for preventing longitudinal movement of the male spline within the female sp... | 09/28/1999 |
| 5819417 | Hose clamp cutting device A tool for cutting elastomeric type hose clamps that are applied by shrink wrapping techniques includes a tubular member with a telescoping rod therein. A blade is attached to the rod. As the handle grips, attached to the rod and the tube, are manually ma... | 10/13/1998 |
| 5722170 | Cartridge actuated cable cutter An explosive cartridge actuated cable cutter device is presented which has a housing with a longitudinal axis and an axially extending bore therein where the bore has a circumferential step extending radially into the bore defining a reaction shoulder and... | 03/03/1998 |
| 5711078 | Portable emergency rescue cutting and crimping tool A tool for severing or crimping a workpiece includes a rigid mainframe having an elongate grooved channel running through most of its length. A wedge-shaped upright rigid head forms the front portion of the mainframe. The rear portion of the mainframe has... | 01/27/1998 |
| 5664331 | Cigar cutter having a safe guard A cigar cutter includes a housing having an opening formed in the middle portion for engaging with a cigar. A cutter blade is slidably engaged in the housing and movable across the opening for cutting the cigar. A safe guard includes a pair of parallel pa... | 09/09/1997 |
| 5414931 | Universal stripping blade A blade for cutting insulation from an insulated electrical conductor. The blade includes first and second opposed surfaces interconnected by an end. The end has an opening extending at a compound angle toward the interior of the blade. The opening is def... | 05/16/1995 |
| 5304190 | Endoscopic cutting apparatus An endoscopic cutting apparatus for use in endoscopic surgical procedures. The apparatus has a frame having a proximal end and a distal end. A handle is attached to the proximal end of the frame. Hook means are mounted to the distal end of the frame for e... | 04/19/1994 |
| 5218765 | Pipe cutter A pipe cutter includes a slide slidably engaged in the housing of the pipe cutter, a shaft rotatably supported in the housing, a handle having an upper portion fixed to the shaft, a gear wheel engaged on the shaft and engaged with the slide, and a ratchet... | 06/15/1993 |
| 5180329 | Automatic foot and hoof shear A device for automatically shearing hooves from a carcass continuously moving along an overhead rail including a frame horizontally slidable on a base and a shearing assembly vertically slidable on the frame. Drivers are provided to move the shearing asse... | 01/19/1993 |
| 5176695 | Surgical cutting means A surgical cutter, basically designed for but not limited to laparoscopic surgery, contains a slotted housing and a linearly reciprocating blade which moves parallel to the longitudinal axis of the housing within the slot. The housing also contains a shap... | 01/05/1993 |
| 5153996 | Rivet connector for hedge cutting blade A hedge cutting bar is shown and described as having rivets for securing a cutting blade between a retaining blade and a stationary blade. The rivet structure includes a central flange and distal hubs whereby the central flange may occupy slots in the cut... | 10/13/1992 |
| 5125158 | Hand manipulated portable cutting and shearing tool with spreader adaptors A cutting tool for severing a workpiece includes a main frame having a horizontal rail member and a grooved channel running its longitudinal length. There is an upright rigid head formed at one end of the frame which can either be a straight, a C-shaped o... | 06/30/1992 |
| 5125307 | Cropping mechanism for surface mount placement machine A cropping mechanism for a surface mount machine is disclosed which cuts the feed tape supplying electronic components. The displacement of an actuator in one direction between end positions cycles the cropping blade from a start location to the cutting l... | 06/30/1992 |
| 5106364 | Surgical cutter A surgical cutting instrument having an outer tubular member with a closed distal end, and an aperture therein which is adjacent to the closed distal end and which is in communication with the hollow of the outer tubular member. The instrument also includ... | 04/21/1992 |
| 5084970 | Tube cutter A device for cutting flexible tubing includes a support member attached to a wall surface in fixed stationary position. The support member has a shelf projecting horizontally therefrom across which the tubing to be cut is laid. An adjustable end abutment ... | 02/04/1992 |
| 5065513 | Artificial fingernail clipper An artificial fingernail clipper is provided which includes a stationary nail holder with an aperture therein for receiving the fingernail, a cutting blade slidably disposed against and above the nail holder, and a blade mounting member which extends past... | 11/19/1991 |
| 5063670 | Portable cutter tool A cutter tool is constructed to be portable and maneuverable so that it can be used at an accident scene to extricate a victim that is trapped in place by the foot pedal and/or steering wheel of a vehicle by cutting the same to free the trapped victim.... | 11/12/1991 |
