Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 7331108 | Method and device for using compressed gas as a weapon A knife includes a handle, a blade and a trigger. The handle has an internal cavity containing a compressed gas source and the blade is affixed to the handle. The blade has an internal bore running along a longitudinal axis from the handle to a point proximate a tip... | 02/19/2008 |
| 7249390 | Multipurpose tool including holder for replaceable tool blades A multipurpose folding hand tool including a tool holder permitting exchanges of blades. The tool may include a folding scissors including a spring that is moved into operative engagement with a scissors handle to open the scissors handles apart from each other only... | 07/31/2007 |
| 7163235 | Seat belt mounted air bag puncture device An air bag puncture device extends from the torso of a vehicle occupant and has a pointed outer end. Upon inflation of an air bag against the torso of the occupant, the device punctures the air bag to soften the outer surface of the air bag and thereby prevent injur... | 01/16/2007 |
| 7140288 | Device for shaping a food product A method and cutting device makes incisions in an elongated food product, like a hot dog or sausage, to form a pattern or character after the product is cooked. One form of the cutter includes a hinged housing into which the food product is positioned. The housing i... | 11/28/2006 |
| 7003833 | Hand-held carpenters tool A tool assembly includes a handle and a plurality of tools mounted to the handle. Several of the tools can be rotated between a closed position and an open position relative to the handle. The tools include a utility knife, a keyhole saw, a pry bar and a punch. Addi... | 02/28/2006 |
| 6453564 | Multi-function rescue tool A rescue tool for use by emergency rescue personnel is claimed. The rescue tool contains a handle body having a first end and a second end. A serrated blade is pivotally coupled to the handle body. The handle body also receives and retains a spring-loaded... | 09/24/2002 |
| 5800148 | Blind-taper hole saw A rotary tool for forming a blind-tapered hole in a workpiece includes an elongate shaft having a bit shank on one end and a base plate secured to the other end. A collar, mounted for axial movement on the shaft, is biased away from the base plate to a fi... | 09/01/1998 |
| 5657543 | Emergency tool An emergency tool for use in breaking glass. The tool includes a handle member having an impact member slidingly carried within a channel therein. A spring is provided for advancing the impact member outwardly from the handle in order to break glass upon ... | 08/19/1997 |
| 5327652 | Hand-held seam notching apparatus A new and improved hand-held seam notching apparatus includes two double-armed lever assemblies. A first double-armed lever assembly includes a first handle portion, a first fulcrum portion, and a first jaw portion. The first jaw portion includes a first ... | 07/12/1994 |
| 5303473 | Cookie cutter A device for cutting and engaging a doughy material having a deformable consistency, forming a material, transferring the shape from a first location to a second location and disengaging the shape. The device includes a cutting edge carried by a housing f... | 04/19/1994 |
| 5220701 | Painter's tool A universal multi-function tool in the form of a painter's knife is provided in which the tool includes a slender pivoted, elongated element with a sharp tip for puncturing caulking tubes and an integral pusher bar specially adapted for contacting glazing... | 06/22/1993 |
| 5097599 | Emergency escape tool An emergency escape tool is proposed for escaping from a car when an accident happens. Scissors for cutting a seat belt and a spike are provided. The spike is held at and retractably protrudes from a handle of the scissors. A tip of the spike is pressed a... | 03/24/1992 |
| 5079838 | Bottle opener A bottle opener for cutting open thermoplastic bottle caps is disclosed. The bottle opener includes a first arm having a proximal end and a distal end, the first arm including at least one transverse aperture. A second arm includes a proximal end and a di... | 01/14/1992 |
| 5052258 | Cutter A cutter for repeatedly cutting identical size pieces from a larger sheet of a semi-brittle and semi-rigid material includes an outer jaw affixed to a base and an inner jaw affixed to an arm that is resiliently connected to the base. The upper jaw include... | 10/01/1991 |
| 4987683 | Perforation hand punch A perforation hand punch for coding cards has a coding field 31 in its male-female perforation arrangement having four columns and two rows. Accordingly, 4 punch pins may be distributed in a 8 punch pin positions 32, 34, 36, 37, 38, 39, 41 and 42 in a cod... | 01/29/1991 |
| 4509242 | Tool for quick removal of knock-out plugs A tool for quick removal of knock-out plugs in an electrical box within a wall and consists of an insulated handle and a triangular shaped prying blade hook to knock-out the plugs from the electrical box.... | 04/09/1985 |
| 4158914 | Hand shear for opening dispensing cartridges A hand tool for opening the tapered plastic dispensing tip on material dispensing cartridges which includes first and second lever members pivotally interconnected at one end and each having a handle with finger receiving openings at the other end to enab... | 06/26/1979 |
| 4078308 | Band holder and cutter A band holder and cutter device is defined by a simple L-shaped surface wherein the main leg of the device includes a protruding sharpened, tacking element that can be driven through a strapping band to hold it in place on a packing crate, and the support... | 03/14/1978 |
| 4059894 | Caulking gun cartridge opening tool This disclosure pertains to a caulking gun cartridge opening tool having a flat knife-like blade adapted with a spring mounting clip at one end thereof. A needle-like rod is pivotably secured at one end to the blade and is stored there-against when not in... | 11/29/1977 |
