"The Americans have need of the telephone, but we do not. We have plenty of messenger boys."
Sir William Preece, chief engineer, British Post Office ; 1878
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| Number | Title | Issue Date |
| 8087173 | Modular tool system A modular tool system includes a plate for carrying a tool, a top plate and a base plate. A pair of locking members is disposed at two opposite ends of the tool-carrying plate. Each lock member is rotatably mounted in the tool-carrying plate, and has an axis of rota... | 01/03/2012 |
| 7716839 | Folding knife with removable blade A knife is provided including a first side and a second side where the first side may be removably coupled to the second side. The knife further includes a blade removably secured to the handle and rotatable about a pivot point between an open position and a closed ... | 05/18/2010 |
| 7409766 | Folding tool with blade locking mechanism A hand tool such as a multi-bladed folding knife incorporates a lock back mechanism t hat is interconnected with springs extending parallel to the knife body and with pins that interconnect the springs. The springs apply biasing force via the pins to the lock back m... | 08/12/2008 |
| 7370421 | Folding knife with removable blade A knife is provided including a first side and a second side where the first side may be removably coupled to the second side. The knife further may include a blade removably secured to the handle and rotatable about a pivot point between an open position and a clos... | 05/13/2008 |
| 7174590 | Handheld multi-tool A multi-tool includes a handle having a blade that is rotatable between open and closed positions by at least one blade rotation member mounted on the side of the handle. The blade includes two locking recesses adapted to receive a locking member mounted to a cantil... | 02/13/2007 |
| 7140110 | Folding knife having a locking mechanism A folding knife is disclosed. The knife includes a handle; a blade having a tang pivotably connected to the handle allowing pivoting of the blade between a closed position in which the blade extends along the handle, and an open position in which the blade extends a... | 11/28/2006 |
| 7134207 | Foldable utility knife A utility knife having a handle and a blade holder movably mounted on the handle for movement from an unfolded position to a folded position. The handle has a space adapted to receive the blade holder when the blade holder is in its folded position. The blade holder... | 11/14/2006 |
| 7124509 | Spring powered toggle joint lock for a folding knife A “spring powered toggle joint lock” for a folding knife; comprising a blade lock of three primary elements. A rotating toggle link at the rear of the knife handle connected by a pivoting knee joint to a traveling toggle, which is in turn pivotally joined to the... | 10/24/2006 |
| 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 |
| 6957466 | Folding multipurpose pocket tool with floating springs A folding multipurpose hand tool including folding pliers or scissors and other tool blades and bits. A pair of handles each has a pivot axle at each end. A base of each pliers jaw or scissors blade is mounted on the pivot axle at one end of a handle, allowing the h... | 10/25/2005 |
| 6951055 | Folding utility knife A utility knife for receipt of a blade and including a handle and a blade carrier pivotally connected to the handle. A threaded fastener fastens a blade retainer to the blade carrier, and the threaded fastener is preferably configured for engagement by the user's ha... | 10/04/2005 |
| 6729029 | Clasp knife A clasp knife is composed of a handle and a blade pivotally mounted on the handle. The handle has a fastening member and a locking member provided therein. The blade has a taper hole, a tongue slot, and a locking surface. When the blade is received in the handle, th... | 05/04/2004 |
| 6508003 | Universal saw adapter An adapter is provided for removably coupling a saw, including a tang portion having an aperture formed therein, to a tool. The adapter includes a base member and a clip pivotally coupled to the base member. The base member has first and second ends, and ... | 01/21/2003 |
| 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 |
| 6195898 | Magnetically latching butterfly knife A magnetically latching butterfly knife 10 having a magnetic latch 20 coupled thereto. The magnetic latch 20 is coupled to the magnetically latching butterfly knife 10. The magnetic latch 20 is coupled to at least one of the handle components 14 and/or 15... | 03/06/2001 |
| 6134788 | Tool holder A tool holder and tools combination includes a base including a first end and a second end. A head is formed on the second end of the base and includes a first compartment for receiving spare tools and a second compartment for receiving a service tool whe... | 10/24/2000 |
| 6101723 | Folding knife with eccentric pivot pin An eccentric pivot pin with two distinct centers of axis is provided for use with a folding knife to reduce the time to assemble the various components of the folding knife and the alignment between the folding knife blade and a blade locking mechanism.... | 08/15/2000 |
| 5623737 | Combination tool for wallboard A combination hand tool for use in the construction and finishing of interior wallboard panels in the construction trade, provides a utility knife for cutting and scoring of the board to the desired dimensions, a rasp or file surface for smoothing the cut... | 04/29/1997 |
| 5572793 | Locking knife and sheath A locking knife and sheath combination having a knife of unitary construction. A flexible engagement tab is provided on the handle of the knife for engaging with a tab receiving opening provided in a front portion of the sheath. Upon engagement of the tab... | 11/12/1996 |
| 5495942 | Automatic extending member selector A device is described capable of selectively extending one member selected from a number of possible extending members, by a selector, full extension of the selected member being made under spring force applied by a rotating shaft.... | 03/05/1996 |
| 5125157 | Knife with removable implement A handle of a knife is provided with a recess for receiving an implement, such as a tool or a toothpick. The recess is between the sideplates of the knife and above a locking bar spring. The implement has a hole for accepting a pin carried by a pivotally ... | 06/30/1992 |
| 5060379 | Folding knife apparatus Folding knife apparatus includes a blade having a tang secured to a case or housing. Wedging action between the tang and the case locks the blade open and closed. The tang includes a longitudinally extending slot, and the case or housing includes a pin ex... | 10/29/1991 |
| 4660284 | Folding pocket saw A folding pocket saw or other tool having interchangeable blades employs a handle in which is pivotally mounted a head member on which the blades are affixed. The head member has means thereon which cooperates with a slide lock to alternatively secure it ... | 04/28/1987 |
| 4501068 | Pocketknife hone A pocketknife provided with a cutting blade and a sharpening blade wherein the two blades are sheathed within the handle and are pivotally movable from sheathed to extended positions characterized in that the sharpening blade, when extended, can be remove... | 02/26/1985 |
| 4494310 | Belt buckle knife A belt buckle knife is disclosed in which a knife portion can be removed with the knife blade locked in its open position without the need of removing the belt buckle knife from the belt. The belt buckle knife includes a buckle portion which engages and f... | 01/22/1985 |
| 4451982 | Bolt action knife A knife having a blade pivoted to a handle is disclosed with a slidable bolt within the handle, the bolt being extended to lock the blade in an open position and retracted to permit closing of the blade. In one form of the invention, the blade includes a ... | 06/05/1984 |
| 4408394 | Disassemblable jack knife A jack knife which may be disassembled with a minimum of tools for purposes of cleaning the interior, changing blades or the like. The knife has a pair of liner side plates encasing a backspring and thereby providing a compartment for receiving a knife bl... | 10/11/1983 |
| 4312128 | Useful device such as a cutting implement for suspending from a key ring or the like A useful device, such as a cutting implement, is provided for suspending from a key ring or the like. For example, the cutting implement comprises an elongated blade having a cutting edge along at least one edge. The blade is further comprised of a substa... | 01/26/1982 |
| 4271592 | Hand tool with a blade adapted to be folded into the handle A hand tool with a knife, saw, screwdriver blade or the like in which a handle is formed of two U-shaped members of equal length that are pivotally articulated on a blade-retaining piece at free ends of their respective arms about pivot shafts that are pe... | 06/09/1981 |
| 4218819 | Spring locked disassembly folding knife A folding knife is described which may be disassembled without the use of tools for the purpose of cleaning the interior, changing blades or the like. The knife has a pair of side plates each having a slot of nonuniform width near each end that align with... | 08/26/1980 |
| 4161818 | Folding pocket knife having replaceable blades A folding pocket knife which can be readily disassembled for cleaning and blade replacement. The pocket knife comprises a case having first and further cooperating case members. A blade is pivotally mounted at one end portion of the case on a pivot pin wh... | 07/24/1979 |
| 4073057 | Folding blade knife A folding blade knife comprising a blade member and two U-shaped guard members, the free ends of both U-shaped guard members being pivoted to the rear end of the blade member on mutually perpendicular non-intersecting axes, such that in storage the point ... | 02/14/1978 |