Did You Know...
...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7367131 | System for locating a junction box A system for locating a junction box installed within the framework of a structure and behind a wall includes a first magnet mounted on a plate with the plate being removably mounted to a junction box, a spring actively biasing the magnet outwardly from the plate, a... | 05/06/2008 |
| 7284332 | Punch device and system comprising same A hole center marking system comprises a punch device and an alignment member. The punch device includes a body assembly and a punch movably disposed within the body assembly. The body assembly has a circular cross-sectional exterior shape at a first end portion the... | 10/23/2007 |
| 7262385 | Material processing device A device for material processing, such as welding, joining, cutting, inspecting and the like, includes an energy beam source and one or more energy beam transfer devices. The one or more transfer devices may direct an energy beam at one or more predetermined locatio... | 08/28/2007 |
| 7204024 | Track and punch SMR marking device A track and punch SMR marking device, including a base, the base mounts for adjustment an SMR (spherically mounted retro-reflector), which in cooperation with a laser tracker beam locates the device precisely over an area where a punch mark is to be made, the base i... | 04/17/2007 |
| 6981327 | Two piece punch with pilot hole locator A two piece punch is provided for use in a punch assembly. The punch includes a generally disc shaped cutter and a cylindrically shaped nut. The punch is assembled by passing a portion of the nut through an aperture in the cutter. The punch is mounted to the remaind... | 01/03/2006 |
| 6296501 | Electric cable grounding piercer An electric-cable-grounding piercer has a piercer blade (1) with a trunk end attached to a double-acting hydraulic piston (2) in a double-acting hydraulic cylinder (3) from which a blade housing (4) is extended from a blade end. An insertion-pressure tube... | 10/02/2001 |
| 6266886 | Hydraulic punch A hydraulic punch (1) having a hydraulic ram (2) and a hydraulic pump (3). The hydraulic pump having a body (4) and a reservoir having a longitudinal axis (XX) being secured to the ram and equipped with a manual operating lever (12). The ram is articulate... | 07/31/2001 |
| 5946809 | Drywall outlet cutter A device for cutting openings having a predetermined shape in a drywall panel includes a housing with a base and an integrally formed side wall extending outwardly from the periphery of the base in a substantially perpendicular fashion. The base and the s... | 09/07/1999 |
| 5791056 | Emergency glass breaking tool A glass breaking tool includes an elongate plunger which has a pointed head (i.e. ram member) at one end. The plunger, including the pointed head, is normally arranged within a housing. A contact block may be secured to the plunger at the second end there... | 08/11/1998 |
| 5771590 | Manual venting and cutting apparatus for ostomy pouches A manual gas venting and cutting apparatus for use in cutting an opening in and manually venting gas from the interior of a conventional unvented ostomy collection pouch includes a valve assembly having an open position, which permits gas to pass therethr... | 06/30/1998 |
| 5752319 | Cutting means removably attached to polybag to be opened A cutting device angularly and removably attached to a heat-sealed edge of a food-contained polybag. The cutting device includes two integrally molded first and second parts. The first part is so formed that it has a tongue portion with two fixing pins ra... | 05/19/1998 |
| 5727436 | Draw punch having relieved helical working faces A draw punch of the type used for cutting holes in various materials such as sheet metal has a cylindrical body with a central bore through it and a cutting edge at the outside diameter of the body. A working face is defined at one end of the body between... | 03/17/1998 |
| 5657676 | Process and apparatus for the removal of gases and/or liquids from a container Process for emptying liquids and/or gases from a container, in particular from a shock absorber, in which a tool is used to penetrate the wall of the container to create a drain opening, whereby the tool is driven into the container by means of a pressure... | 08/19/1997 |
| 5535657 | Device for perforating paint can lids A dome shaped tool is provided for use with a standard one gallon and one quart adapted to be positioned over the sealing ring groove in the paint can. This tool includes 4 equally spaced guide/puncture tips which are attached to the underside an inside o... | 07/16/1996 |
| 5349755 | Portable remote drum opening device For safely opening drums that may contain hazardous materials, a remotely controllable drum opener attachment is provided, which is powered by air or electricity from a distance by means of a long power cord. The attachment is clamped in position on the d... | 09/27/1994 |
| 5029392 | Two point punch This is concerned with a punch sometimes referred to as a draw punch which is constructed and arranged for enlarging holes in a large variety of materials, such as sheet metal, for example in junction boxes and the like where large tools cannot be used. M... | 07/09/1991 |
| 4951395 | Drywall die-cutting for electrical outlet boxes The drywall die-cutting tool is comprised of a female plate having a center opening outlining a given size and shape with four corner holes to receive the legs of the extracting mechanism, and a male plate, being the cut-out of the female plate. The male ... | 08/28/1990 |
| 4924574 | Sizing unit for cutting stoma wafers The disclosed unit is for use in improving the stoma wafer or face plate of an appliance worn by ostomates following surgery for ileostomy and the like. The unit comprises a base having a flat top surface which receives the wafer flat-wise thereon in a pr... | 05/15/1990 |
| 4922615 | Punching tool The punching tool of the subject invention has a handle and a hand grip which can be rotated to any position convenient for use, so that the punching operation can be performed easily, irrespective of the shape of the object being treated. The manual hydr... | 05/08/1990 |
| 4899447 | Panel punch The panel punch includes a main punch configured to punch a trapezoidal opening in an electrical panel to receive an electrical chassis connector and a secondary punch integral with the main punch and extending from opposite ends thereof configured to pun... | 02/13/1990 |
| 4848309 | Masonry punch A punch for forming a rectangular opening in cinder block. The punch includes a housing having a wall with a toothed edge and which is generally rectangular in crosssectional shape. A tube is secured to the housing and extends perpendicularly outwardly fr... | 07/18/1989 |
| 4731929 | Portable hydraulic punch An apparatus for punching a plurality of predetermined spaced mounting holes in a building roof panel support member includes an elongated housing having an oil sump therewithin, a hydraulic pump together with an electric motor for actuation thereof mount... | 03/22/1988 |
| 4724616 | Panel punch The panel punch includes a main punch configured to punch a trapezoidal opening in an electrical panel to receive an electrical chassis connector and a secondary punch integral with the main punch and extending from opposite ends thereof configured to pun... | 02/16/1988 |
| 4713886 | Piercing tool A device for locating an object concealed behind a piercable member which is less dense than the object comprises a handle with a thin elongated needle mounted on the handle. The location of a denser object concealed behind the piercable member, such as a... | 12/22/1987 |
| 4587737 | Hand punch There is disclosed a hand punch comprising a C-shaped member having a punch and die mounted in the extremities thereof. A rotary head having a threaded member axially disposed therein is mounted for rotation in one extremity of the C and the punch or cutt... | 05/13/1986 |
| 4495699 | Hole punch apparatus Hole punch apparatus comprises a worm and worm wheel whereby an ordinary electric drill can be employed to punch holes in sheet metal by means of a punch and die. The several disclosed structures variously comprise a shear pin for preventing overload, a h... | 01/29/1985 |
| 4447952 | Device for underwater cryogenic cutting An underwater cutting or penetrating device includes a source of liquid nogen for cooling a workpiece to a cryogenic temperature before impact by an explosively driven member. Attachment by magnet or clamp, and provision for confining the coolant by flex... | 05/15/1984 |
| 4257154 | Method of venting pneumatic tires and an air guide and insert tool therefor The bead area of a pneumatic tire is vented of trapped air by inserting an air guide into the bead area from the outer side of the tire adjacent the tire wheel rim area, whereby the trapped air is guided from the bead area along the air guide to the outer... | 03/24/1981 |
| 4088048 | Method and device for holing A method and a device for holing an oblong member, particularly a guard rail, substantially directly in front of a hole in a second member, particularly a pole, by utilizing a punching device comprising a punch and first and second pressure means with dif... | 05/09/1978 |
| 4065853 | Portable punch and die jig A portable punch and die jig includes a U-shaped jig of predetermined width having a slot of predetermined width in the base thereof extending completely across the width of the jig adapted to fit over the walls of rectangular tubes and a punch and die as... | 01/03/1978 |
| 4057899 | Staked bearing cutter A manually operated tool for relieving material on a 360° staked aircraft bearing by performing an accurate concentric cut at a controlled feed rate with a nominal cutting force. Three equally spaced cutting blades stabilize the cutter assembly while an ... | 11/15/1977 |
| 3991638 | Rail gun gauge assembly and method In the combination of a railroad rail and a rail-piercing gun having a support area extending across the tread of the rail, a gauge is provided which includes a rail-end stop bearing against an end of the rail, and an elongated saddle bar connected to the... | 11/16/1976 |
| 3958329 | Cast iron pipe cutter A tool for cutting cast-iron pipe is disclosed which includes inner and outer rings disposed annularly with respect to each other, a plurality of spring biased cutting pins reciprocally disposed in the inner ring, a plurality of cams disposed around the i... | 05/25/1976 |
| 3939563 | Vise and punch tool A pliers-type tool for locking around a work piece such as a post and slidably mounting a punch which when struck by a hammer will pierce the work piece. The tool is especially adapted for embracing and gripping a highway delineator or sign post to preven... | 02/24/1976 |
