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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 7350517 | Tile saw guide apparatus A tile saw guide apparatus comprising a right-angle triangle shaped guide body and an attachment structure. The right-angle triangle shaped guide body includes a tile receiving space accessible through a first non-hypotenuse edge of the right-angle triangle shaped g... | 04/01/2008 |
| 7174642 | Cutting guide A cutting guide. The cutting guide includes a body portion having a leading edge and an opening therethrough and an engagement portion concentrically attached to the body portion. The leading edge is adapted to guide a saw while a cut is being made in a material. | 02/13/2007 |
| 7159496 | Portable vise and saw combination A portable vise and saw combination includes a vise element having three attachment points. One attachment point is used to attach the vise to an existing support such as an existing horizontal rail, and another attachment point allows a saw to be mounted to the vis... | 01/09/2007 |
| 7121008 | Clamping mechanism The invention relates to a powered reciprocating saw. To simplify use of the saw, a clamping mechanism is provided which holds an object in position while it is sawn. The clamping mechanism is mounted at the front of the housing of the saw near the saw blade. The cl... | 10/17/2006 |
| 7121180 | Band saw, band saw processing apparatus and band saw manufacturing method A band saw includes a continuous saw body and multiple saw teeth provided on an edge portion of said saw body entirely. The edge portion of the saw body and the saw teeth are angled toward an inner side of the saw body by creating a bend near a tooth base line of th... | 10/17/2006 |
| 7063000 | Cutting guide with integral clamping and alignment A portable guide for use with portable power tools such as saws and routers to assist in making straight cuts or grooves precisely located in panels or sheets by moving the tool along a planar side surface 64 of a guide bar 10. Clamp assemblies 20 | 06/20/2006 |
| 7043845 | Trim attachment for portable circular saw The trim attachment for a portable circular saw is generally L-shaped, having a generally rectangular, planar, horizontal mounting plate and a perpendicular fence extending downward from a lengthwise side thereof. The perpendicular fence forms an insert portion ther... | 05/16/2006 |
| 6964112 | Measuring instrument A device for measuring and marking lines and points on a steel I-beam includes a rib for contacting the outside of an I-beam flange along a line opposite the center of the beam web, a measuring blade that rests on the beam web and measures distances from the outside... | 11/15/2005 |
| 6757981 | Universal rip guide for circular saw A handheld circular saw incorporating an improved rip guide is illustrated which guarantees accurate cuts in the ripping of sheet workpieces. The guide is precisely clamped to the upper surface of a foot assembly of the circular saw. A guide member is slidably movab... | 07/06/2004 |
| 6574873 | Arch cutting jig An jig for a hand-held saw having a powered blade includes a slotted trammel arm, one end of the arm being formed for fixably engaging a guide holder of the saw. A clamp assembly fixably locatable on the workpiece includes a frame having a planar, face me... | 06/10/2003 |
| 6467385 | Panel trimming system One side of an access panel is trimmed while an opposite side of the panel is secured in an opening between skin sheets on the underside of an aircraft wing. The trimming apparatus includes a frame secured to one of the skin sheets with a rail extending a... | 10/22/2002 |
| 6449851 | Powered reciprocating saw and clamping mechanism The invention relates to a powered reciprocating saw, in particular, to a pruning saw. To simplify use of the saw, a clamping mechanism is provided which holds an object in position while it is sawed. The clamping mechanism includes a clamping arm that is... | 09/17/2002 |
| 6311598 | Guide for concrete cutting chain saw A guide for a concrete cutting chain saw. The guide has multiple paired slots which receive a post of a bracket mounted to the chain saw. The slots provide multiple pivotal mounts for the chain saw. The chain saw is mounted on the guide with the post bein... | 11/06/2001 |
| 5878800 | Rectangular opening box cutting apparatus The traditional method of carving out an electrical outlet box opening in a log wall consists of chiselling after a series of closely spaced holes are drilled in the log. It is a time consuming and difficult undertaking. An apparatus for quickly and easil... | 03/09/1999 |
| 5797189 | Tool for cutting rectilinear openings for electrical outlet boxes in sheet material A cutting tool and associated positioning templates locate and cut rectangular junction box holes in dry wall or similar sheet material forming structural surfaces. Templates defining a medial positioning slot and providing a spaced pair of positioning pi... | 08/25/1998 |
| 5687627 | Rail cutting device The rail cutting device includes a base having a pair of jaws fastened together about the head of a rail with a fastening member and an elongate member extending upward from the rail and further comprises a pivot linkage which has one end pivotally attach... | 11/18/1997 |
| 5678314 | Hand power tool In connection with a hand-operated power tool (10), in particular a hand-operated circular saw, with a machine housing and a base plate (11, 41) with a guide groove (18, 63) for overlapping a guide rib (17) of a guide rail (16) for the guided displacement... | 10/21/1997 |
| 5632089 | Saber saw assembly with improved vising mechanism A saber saw assembly includes a vice for clamping an object to be cut and a saber saw having a saw blade to be operated in reciprocating motion. The saber saw is arranged to cut the object with the reciprocating saw blade while the object is clamped by th... | 05/27/1997 |
| 5622093 | Automobile windshield removal apparatus and method A windshield removal apparatus that includes a suction cup assembly that is secured, via a vacuum, onto the interior center portion of an automobile's windshield. A swivel head is located at the opposite end of the assembly where the vacuum interface is i... | 04/22/1997 |
| 5545079 | Apparatus forming a cutting machine or circular saw An apparatus forming a portable, hand-operated machine (1, 1', 1"), having a circular cutting wheel (4) or saw blade (4") which is rotatable about a center of rotation (5, 5"), comprises a double-armed holder (9) with a rear arm (20) which, at its rear, f... | 08/13/1996 |
| 5515611 | Router guide A guide for attaching to a router to form arcuate cuts in a workpiece. The router guide has a circular mounting plate which replaces a lower plate of a router. The guide has an elongated arm extending from the mounting plate with a slot extending along th... | 05/14/1996 |
| 5437103 | Radial guide device for a saw apparatus A radial guide device for a power saw apparatus to accommodate the radius of the circular pattern to be cut from a hard relatively smooth surfaced planar material. The present invention also contemplates a slidably movable pivot means to adjust a selectiv... | 08/01/1995 |
| 5271145 | Rope saw cutting apparatus and method for scarfing composites A rope saw cutting apparatus is partially insertable through a bore in a composite panel to scarf the panel without access to the blind side of the panel. The same apparatus can also be used to prepare a tapered repair plug to close tolerance to repair th... | 12/21/1993 |
| 5206999 | Saw guide and surface protector A combination saw guide and surface protector which can conveniently be used in the field with a hand operated, power circular saw to make precise cuts in very large sheets of plywood paneling, wallboard and the like. The apparatus includes a surface prot... | 05/04/1993 |
| 5107594 | Piling cutting tool A piling cutting tool (10) comprising a piling cutting jig (12) and chain saw (14) engaged therewith. The jig (12) includes a rectangular frame (38) having levels (94) and (96) on the top wall (48) thereof. A receiving tube (58) is attached to the frame (... | 04/28/1992 |
| 5093997 | Hand-held saw, particularly for hobbyists A jigsaw-type saw blade, typically 6"×3/8"×1/8" stainless steel having teeth angled to saw only in a thrusting direction, is fixed to a handle, typically plastic, that engages the thumb. Two jaws of a sliding vise member each slide independently along t... | 03/10/1992 |
| 5016354 | Circular cutting device A circular cutting device for cutting planar material along a predetermined radius utilizing a saw having a blade member. The saw is mounted on a saw base having a raised edge. An end plate has a front end positioned adjacent the saw base raised edge and ... | 05/21/1991 |
| 5001958 | Apparatus for preparing skived belting A method and apparatus for preparing skived belting ends for joining by means of fasteners, and like products. A guide block is temporarily fastened across the width of the belting, serving as a guide for a chain saw tool. A first side edge portion of the... | 03/26/1991 |
| 4962588 | Portable reciprocating saw A portable reciprocating saw includes a tool housing, an electric motor enclosed in the tool housing and having an output shaft, an elongated slider for supporting a saw blade, and motion converting means mounted in the tool housing for converting the rot... | 10/16/1990 |
| 4919384 | Guiding device for a portable machine A device for supporting and guiding portable electric machines performing a rectilinear work, such as a cut, a rabbet or bead, which includes a rectilinear rail (1) of a U-shaped section including two parallel wings (2) and a bottom (3) in which a travell... | 04/24/1990 |
| 4873902 | Railroad rail cold saw A railroad rail cold sawing device for securement about a railroad rail having a central web and flanges connected to opposite ends of the web, includes a sawing section having a sawing blade; a drive section; a spline drive shaft for removably connecting... | 10/17/1989 |
| 4867425 | Portable guide fence for hand held power saws A one-piece elongated rectangular metal fence plate adjustably attachable to a cutable guide base of plywood or plastic. One longitudinal edge of the fence plate is formed into a guide fence for hand held power circular saws or saber saws. The invention h... | 09/19/1989 |
| 4841639 | Hand operated portable band saw for cutting boards from a log A portable band saw for cutting boards of variable thickness from a log has a frame that carries the band saws wheels and a space between the cutting length of the band and the frame that is large enough for the board that is cut from the log to fit throu... | 06/27/1989 |
| 4718201 | Method for cutting a boiler tube and apparatus therefor A portable tube cutter and a method of cutting a boiler tube in a power generating station with the portable tube cutter is disclosed comprising electromagnetically clamping a portable tube cutter to a circumferential portion of a tube to be cut in a powe... | 01/12/1988 |
| 4711032 | Portable saw mill A portable sawmill (20) having a frame (22) adapted to be disposed transversely of a log (24). A pair of horizontally spaced apart wheels (26a,b) are adapted to straddle the log (24). The wheels (26a,b) are rotatably supported by the frame (22) for rotati... | 12/08/1987 |
| 4685369 | Portable miter device for chain and hand saws A portable miter guide device for chain and hand saws having a holding assembly (12) including a cradle member (18) and coacting clamps (36,38) for attaching the device to a work piece (W). The device includes a support arm (32) to which is attached an ad... | 08/11/1987 |
| 4676001 | Portable compass saw A portable compass saw which is provided with an oscillation drive for driving a saw blade. The oscillation drive includes a gear, which is mounted on a shaft in the housing; engaging in the teeth of the gear is a pinion of a drive shaft of a drive motor.... | 06/30/1987 |
| 4656742 | Portable compass saw A portable compass saw having an oscillation drive for a push rod, to which a saw blade is attached. The push rod has an angular cross-section, and is guided over part of its length on all sides in a housing. Guide surfaces, themselves formed by parts of ... | 04/14/1987 |
| 4646437 | Cutting tools The present invention relates to a cutting tool for prunning or cutting branches, wood plants and bushes, comprising a J-shaped tool body (1) and a handle (2). Secured to the tool body is a cutting blade (4,10) arranged in the opening presented between th... | 03/03/1987 |
| 4619170 | Guide for a hand power tool A guide device for a hand circular saw or the like has a guide plate with a non-slip coating on its lower face to make contact with the work, and a foot plate running along the guide plate and carrying the saw or the like thereon. The foot plate has a rec... | 10/28/1986 |
