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| Number | Title | Issue Date |
| RE40461 | Pipe cutter A pipe cutter includes a body having two side walls and each of the side walls has an arcuate slot. A rod pivotally extends through the first end of the body and a first contacting member is rotatably connected to the second end of the body. A first link has a first... | 08/26/2008 |
| 7353738 | Cutting device and method for plastic lens A device for cutting a sub-finished assembly (1) of plastic lens (10) includes a cutting member (2) and a holding member (3). The cutting member has a base (20), an upper plate (21), an upper cutter (23) mounted on th... | 04/08/2008 |
| 7257895 | Apparatus for machining, especially cutting tubular and round section bodies An apparatus for cutting workpieces adapted to engage the workpiece in at least four points of surface engagement. The apparatus has a clamping mechanism designed to be fastened to the workpiece. The clamping mechanism has a tool unit attached which includes adjustm... | 08/21/2007 |
| 7137403 | Device for producing bypasses under pressure in fluid piping systems A device for producing bypasses under pressure in fluid piping systems, including a horizontal T-shaped body having a radial conduit which can be connected to a connecting collar or seat of the pipe to be bypassed and a radial conduit with a mouth for extracting flu... | 11/21/2006 |
| 7103950 | Pipe beveling tool and method A tool assembly which is adapted to perform a cutting operation and also a beveling operation on a pipe. There is a rotary power saw which has rotary drive member to which a saw blade can be mounted. There is a bevel section having a mounting member that connects to... | 09/12/2006 |
| 7089668 | Plastic pipe cutting device A plastic pipe cutting device for both cutting and filing a plastic pipe has a semi-circular top sleeve and bottom sleeve. A top guide track is connected to the top sleeve and a bottom guide track is connected to the bottom sleeve. The top guide track and the bottom... | 08/15/2006 |
| 7082656 | Pipe beveling system A tool for beveling the end of a pipe is comprised of a hollow, tubular body having a central, longitudinal axis of rotation, an inboard coupling end, and an opposite outboard working end. A plurality of longitudinally spaced, transversely directed latching pin bore... | 08/01/2006 |
| 7080453 | Manual apparatus for cutting cables to size Manual cutting tools for cutting cables, steel cord, rods to size, the cutting tools including a stationary cutting part connected to a stationary handle, and a movable cutting part adapted to be moved against the stationary cutting part by a movable handle via a tr... | 07/25/2006 |
| 7028360 | Multi-functional hand tool for punching holes and inserting fittings in irrigation pipes A multi-functional hand tool for punching holes into plastic piping and for inserting fittings, primarily intended for use in making holes in irrigation pipes of all sizes, with holes of 2–5 mm in diameter, and for inserting drips and sprinklers into the pipes. Th... | 04/18/2006 |
| 7013567 | Hand held pipe cutters A pipe cutter comprises a rotary head having an axis of rotation, and a housing gear is coaxial with the rotary head such that the housing gear and rotary head have a common axis of rotation. A pipe slot extends into the rotary head and the housing gear, and a pipe ... | 03/21/2006 |
| 7007391 | Dual containment tubing cutter The present invention is a C-shaped plastic tubing cutter having a C-shaped grasping portion and a fixed cutting blade. The grasping portion has an opening for receiving the tubing whereby the width of the opening is measurably smaller than the diameter of the tubin... | 03/07/2006 |
| 6938313 | Portable plastic pipe cutter beveller system A pipe-cutting device comprising a portable support; a device for rotating said pipe relative the support; a cutter associated with said support for cutting the pipe during rotation of the pipe. ... | 09/06/2005 |
| 6892753 | Structure for converting a mechanical joint to a fusion joint The converter for converting a mechanical joint to a socket fusion joint includes a body having an inner surface, a stop disposed on the inner surface, and a fusion surface extending from the stop for a distance d1. The converter also includes a marker dispos... | 05/17/2005 |
| 6637115 | Pipe cutter A cutting head for a portable, hand-held, power-operated pipe cutter is constructed with at least one channel in a rotating mounting plate assembly, to permit lateral insertion of a pipe. The power-transmission arrangement employed includes at least one c... | 10/28/2003 |
| 6615859 | Fluid supply interruption free method of construction An existing straight pipe 1 is cut off at two locations by rotating two seal-up housings 2 each mounted with a cutter 3, to form two cutoff groove 12C. A straight pipe portion 1p between the two cutoff grooves 12C remains left without retrieval, to impart... | 09/09/2003 |
| 6470907 | Existing pipe cut-off method, existing pipe slitting method, piping structure, and valve insertion method for inserting a valve in a line without stopping passage of water or fluid The invention relates to an existing pipe cut-off method and slitting method, by which an existing pipe made of cast iron and steel can be cut off. With a cut-off method according to the invention, first, a part of an existing pipe 1 is enclosed and seale... | 10/29/2002 |
| 6154964 | Tube cutting tool A hose cutter tool includes scissor arms joined at a pivot point having opposed jaws, one of which includes a cutter blade and the other of which defines an arcuate support surface to hold tubing material. As the arms are manipulated, the blade descends t... | 12/05/2000 |
| 6131597 | Method and apparatus for cutting, sealing and opening pipe A method and apparatus for stopping or otherwise altering fluid flow in a pipeline at a desired location, originally without provisions to do so, and particularly suited for use with heavy wall pipes. The method and apparatus includes use of chip forming ... | 10/17/2000 |
| 6085422 | Multifunctional tool In an attachment to a multifunctional tool, comprising a construction that frames are projected on a cylinder head, a yoke having a fixed die and a latch are pivotally supported by the frames, and a movable die is fitted to the piston head opposite to the... | 07/11/2000 |
| 6079302 | Saw and saw blade for simultaneously cutting and beveling A saw for simultaneously cutting and beveling including a cut-off saw, a cutting blade, and a beveling blade. The cutting blade cuts simultaneously while the beveling blade bevels. The beveling blade preferably has a head with two faces annularly connecte... | 06/27/2000 |
| 6055732 | Pipe cutter A pipe cutter includes a body having two side walls and each of the side walls has an arcuate slot. A rod pivotally extends through the first end of the body and a first contacting member is rotatably connected to the second end of the body. A first link ... | 05/02/2000 |
| 5987750 | Tube cutting tool A hose cutter tool includes scissor arms joined at a pivot point having opposed jaws, one of which includes a cutter blade and the other of which defines an arcuate support surface to hold tubing material. As the arms are manipulated, the blade descends t... | 11/23/1999 |
| 5956853 | Pipe cutting tool for plastic pipe A tool for cutting an elongated pipe is disclosed which includes an annular collar selectively positionable on the pipe for slidable movement along the length of the pipe to a predetermined position and separate selectable rotational movement about said p... | 09/28/1999 |
| 5829474 | Tubing piercing and tapping apparatus An apparatus for piercing a hole in a tube centered on a tube axis has a plurality of housing parts one which is formed with a throughgoing threaded passage centered on a passage axis and both of which are secured the housing parts around the tube with th... | 11/03/1998 |
| 5509440 | Device for cutting a pipe in order to stop a fluid flow Device for cutting a pipe (1) transporting fluid in order to stop the circulation of the fluid at any point, comprising a casing (2, 3) susceptible of being sealingly mounted on the pipe (1). The casing (2, 3) contains at least one blade (8) which is driv... | 04/23/1996 |
| 5475924 | Tubing cutter A tool for cutting tubing, light pipe, and other similar cylindrical materials includes a circular cutting wheel or blade and opposite guide rollers in a spring loaded hand clamp frame. The frame spring urges the two opposed handles apart, thereby urging ... | 12/19/1995 |
| 5400814 | Method for blocking a pipe and device therefor A device blocks the flow of fluid in a pipe so that work can be done on the pipe downstream of the device. The device includes an installation unit and a blocking unit. The installation unit is sealed against the ambient when mounted on the pipe to permit... | 03/28/1995 |
| 5398718 | Tap line pliers Tap line pliers for removing refrigerant from a line of a refrigeration system comprising a set of pliers having jaws at one end and opposed handles at the other end; a platform mechanism coupled within the jaws of the pliers, the platform mechanism adapt... | 03/21/1995 |
| 5345682 | Tube cutter A tube cutter mechanism supports an arm from which a tube supporting anvil extends, the anvil being aligned with the tube cutter mechanism for cutting the supoorted tube. During cutting, an axial force is imposed on the tube and anvil. The arm is formed s... | 09/13/1994 |
| 5285576 | Tool for grooving or cutting pipes A hand tool or grooving or cutting pipes has an aperture for receiving a portion of pipe, and adjustable support means. A cutting or grooving wheel is displaceable along a predetermined path to cause it to move radially relative to the pipe, as the tool i... | 02/15/1994 |
| 5230150 | Tubing cutter applying continuous cutting force to tubing A tubing cutter comprising a pair of arms pivotally connected together adjacent one end, with the opposite ends of the arms free. Such opposite end of one of the arms has thereon a rotatably mounted cutting wheel, and upon the opposite end of the other of... | 07/27/1993 |
| 5210949 | Hose trimming apparatus An apparatus and method is disclosed for an improved hose trimming apparatus for trimming a hose, the hose having an internal bore encompassed by a sidewall. The apparatus comprises a support member and securing means disposed on the support member for se... | 05/18/1993 |
| 5088196 | Pipe cutter A pipe cutter is disclosed in which a housing carries a disk which is rotated selectively in a forward direction or in a reverse direction by a power drive. The disk has a pipe receiving slot extending to the central axis of rotation of the disk for recei... | 02/18/1992 |
| 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 |
| 5027681 | Cutting and machining device for cylindrical bodies, especially tubes The device comprises a lower frame (1) with lower supporting rolls (2) to support a cylindrical body (3) to be placed thereon, rotating elements (6-11) to rotate the cylindrical body, and a cutting/machining means (4) for cutting and/or machining the cyli... | 07/02/1991 |
| 5022155 | Hose trimming apparatus An apparatus and method is disclosed for an improved hose trimming apparatus for trimming a hose, the hose having an internal bore encompassed by a sidewall. The apparatus comprises a support member and securing means disposed on the support member for se... | 06/11/1991 |
| 4956916 | Cutting tool A pipe saddle for providing a reliable connection to a pipe. The present invention uses a barb seal which embeds within the surface of the pipe to lock the pipe saddle in place and prevent leakage. The barb seal is formed from the material of the pipe sad... | 09/18/1990 |
| 4896649 | Device for breaking off tips of ampules A method and device for the opening of breakable ampules, especially glass test tubes, includes a scoring tool for scratching the end which can be removed by a break-off device. A clean scratching of the ampule end can be executed, producing a smooth frac... | 01/30/1990 |
| 4890385 | Automatic feed system for a tube cutter An automatic feed system for a tube cutter is disclosed which automatically feeds a cutting tool into a tube and also automatically resets the cutting tool to its initial position once the tube has been cut. The automatic feed system has a cam element rot... | 01/02/1990 |
| 4880335 | Method and apparatus for removing concrete coating from pipe An apparatus having improved safety and performance characteristics for the removal of a coating from a tubular member, and particularly adapted for the removal of a concrete weight coat from submerged oil pipelines, comprising a generally C-shaped rigid ... | 11/14/1989 |
