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...that several people are credited with the invention of the flush toilet? Most people have heard of Thomas Crapper (1837-1910), the sanitary engineer who invented the valve-and-siphon arrangement that made the modern toilet possible. Another claimant to "the throne" was British inventor Alexander Cumming who patented a toilet in 1775. Then there's a nameless Minoan (a native of ancient Crete) who lived 4,000 years ago who supposedly was ahead of his time and created the first flush toilet!

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Class 81/427.5 - Handle


Subclass of Class 81 - Tools
Definition: Tool including specifically recited structure of a hand
No. of patents: 145
Last issue date: 05/01/2012


1        
NumberTitleIssue Date
8166850Multipurpose tool
A multipurpose tool is provided which may be useful for functions relating to firearms and explosives. The multipurpose tool may include a variety of tools and features while maintaining a compact form. For example, the multipurpose tool may include a blade position...
05/01/2012
8037787Multi-function tool having retractable jaws
A multi-function tool is formed in a compact structure at a smaller size and can bear greater force and has a handle capable of holding more other tools. It has a jaw head consisting of a first jaw, a second jaw, a first handle and a second handle that are hinged on...
10/18/2011
7997170Firefighter multi-tool
A firefighter multi-tool, comprising a head assembly having at least one interchangeable tool head with locking means, a first handle assembly, and a second handle assembly. The first and second handle assemblies house spring-loaded tools within. The at least one in...
08/16/2011
7946202Grip for pliers
A grip for pliers has a body and a bow. The body has an inner side, an outer side, a handle hole, a curved cushioning hole and a curved cushioning arm. The handle hole is capable of being mounted around a handle of the pliers, is defined in the body and is adjacent ...
05/24/2011
7946201Discrete multitool locking method and apparatus
A locking system for a multitool where multiple discrete lock members are attached to a handle and the lock members can be individually engaged to lock and unlock tool members from a retained to an extended position and vice versa within the handle of a multitool.
05/24/2011
7921752Enhanced multi-function hand tool
A multi-function hand tool with a pivotally collapsible jaw-type tool that has a jaw lock which mechanically prevents the jaw-type tool from collapse. The jaw lock mechanism is contained within the jaw pivot joint of the jaw-type tool, and may be partially extended ...
04/12/2011
7913591Multipurpose tool
A multipurpose tool is provided that includes a carabiner and that is designed to fold into a closed position that is relatively compact. As such, the carabiner of the multipurpose tool can be utilized to secure the multipurpose tool to a user, such as to a belt loo...
03/29/2011
7712399Tool and associated bit driver
A tool and an associated bit driver are provided. The tool includes a handle and a bit driver carried by the handle. The bit driver can include a body defining a cavity for receiving a bit and a pivotable lock configured to move between a locked position in which th...
05/11/2010
7677142Pliers having ergonomic handle
A hand-held tool includes first and second metallic parts pivotally interconnected to one another. A first cushioned hollow sleeve is adapted to receive the first handle and a second cushioned hollow sleeve is adapted to receive the second handle. The first sleeve i...
03/16/2010
7568408Multipurpose folding tool with tool bit holder and blade lock
A folding multipurpose hand tool including a pivoted latch that engages side walls of a handle and a base of a folding tool member to hold the folding tool member in a selection position. Pliers include a non-circular hub. A separate safety interlock latch keeps a f...
08/04/2009
7406896Tool frame member including spring
A frame member for the handle of a folding knife or multipurpose tool includes an integral flange with an integral leaf spring. An internal frame member has an upper flange and an oppositely facing lower flange. Each flange includes an integral leaf spring. The leaf...
08/05/2008
7363669Multipurpose locking pliers
A folding multipurpose tool including adjustable locking pliers with an over-center locking mechanism to retain the jaws in a gripping condition. The jaws of the locking pliers can be folded into the handles of the tool to produce a compact folded configuration. A l...
04/29/2008
7353736Enhanced multi-function hand tool
A multi-function hand tool with a pivotally collapsible jaw-type tool that has a jaw lock which mechanically prevents the jaw-type tool from collapse is disclosed. The jaw lock mechanism is contained within the jaw pivot joint of the jaw-type tool, and may be partia...
04/08/2008
7334448Crimp tool and a method of assembling thereof
A crimp tool and a method of assembling the crimp tool. The crimp tool is formed by a pair of handle plates forming a moveable handle and a pair of frame plates forming a fixed jaw and a fixed handle. The tool also includes a moveable jaw, and a transmission by whic...
02/26/2008
7318725Dental pliers
Dental pliers with two pliers parts, each respectively comprising one jaw of a pliers mouth and one lever arm of a pliers grip, the pliers parts pivotably connected with each other via a linkage. The linkage includes a cylindrical journal (26) on the first pl...
01/15/2008
7281456Tool set
A tool set includes a pivot unit extending in a first direction, and at least two tool units, each of which includes two tool members attached rotatably to the pivot unit. Each of the tool members includes a tool head, a tool body connected to the tool head and exte...
10/16/2007
7272997Floatable hand tool
A floatable hand tool includes a shank having an inner wall formed with an axially extending through hole, and a tool tip mounted on an end of the shank and having an end portion provided with a protruding connecting rod inserted into the through hole of the shank s...
09/25/2007
7267606Angle retaining assembly of a hand tool
An angle retaining assembly of a hand tool comprises a handle; a head having at least one screw hole for receiving at least one resisting element; when the resisting element screws into the screw hole; a front end of the resisting element protrudes out to be in cont...
09/11/2007
7204022Scissors-action tool with adjustable opening angle
A scissors-action tool whose blades or jaws are urged apart by a spring and which includes an adjustable member restricting opening movement to a limited blade or jaw separation angle during normal use of the tool, but allowing the blades or jaws to be opened to a w...
04/17/2007
7185569Multipurpose folding tool with tool bit holder and blade lock
A folding multipurpose hand tool including a pivoted latch that engages side walls of a handle and a base of a folding tool member to hold the folding tool member in a selection position. A separate safety interlock latch keeps a folding blade stowed in a handle whe...
03/06/2007
7182001Tool frame member including spring
A frame member for the handle of a folding knife or multipurpose tool includes an integral flange with an integral leaf spring. Frames are shown in the form of a channel with an integral external flange extending outwardly from the top of a channel wall in a directi...
02/27/2007
7178431Extendable handles for hand tools
A hand tool includes a work section and a handle section connected to the work section. The handle section has one recess defined in an outer surface thereof so as to receive a spring and a bead. An extendable portion is movably mounted to the handle section and has...
02/20/2007
7174808Hand tool
An apparatus for locking the head of a hand tool to the handle of the tool. The apparatus generally includes a tapered handle with one or more groove cut into the handle at the tool end of the handle. The grooves are then filled with a compressible material. The hea...
02/13/2007
7150210Multi-purpose tool
A multi-purpose folding tool including a pair of folding scissors, in which a scissors blade is movable about a pivot shaft, between a stowed position and a deployed position. A rocker is moved by a spring in the tool handle and urges a movable scissors blade toward...
12/19/2006
7146668Folding 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...
12/12/2006
7140279Dual-headed pliers and method of manufacture
Pliers having, for example, needle-nose and blunt-nose heads are manipulated using handles connected to pivot and move between a needle-nose head, grip-ready, position and a blunt-nose head, grip-ready, position. Each handle has a stop member having two faces. One f...
11/28/2006
7140278Manual tongs
A pair of manual tongs comprising two limbs which are rotatably connected in a common first rotational axis. The first limb is separated into two levers in its lever section, the two levers being rotatably connected in a first articulation, in a second rotational ax...
11/28/2006
7140280Foldable tool with single beam construction
A foldable tool kit having a body constructed of a single elongate member to which is secured a plurality of individual tools pivotally movable about a pin between a folded position and a working position. ...
11/28/2006
7103934Multipurpose combination pliers
A multipurpose combination pliers includes a first and second insulated handles alternately and movably joined together by a rivet, a toothed jaw at the fore end of each of the handles, a rectangular connector at the rear end of the first insulated handle for engagi...
09/12/2006
7100481Soft-grip wire stripper
A wire stripper has a pair of elongated frames pivotably joined together by a pivot pin and defining handles and jaws. The handles are covered by sleeves which include thumb wells which cover the ends of the pivot pin. A mechanical interlock is provided between the ...
09/05/2006
7086150Method of making twist-on connector
A connector with a dip-molded housing and a method for forming a twist-on wire connector with a dip-molded housing. To dip-mold a covering or housing on a twist-on wire connector either a mandrel carrying a twist-on wire coil, a mandrel having the a shape of a spira...
08/08/2006
7081118Medical tool
The invention concerns a medical tool, in particular a vertebral distractor (1), with a first (2) and a second link part (3), wherein the first link part (2) is connected with the second link part (3) via a rotation axis (4)...
07/25/2006
7069823Auxilary handle device for use with conventional handheld screwdrivers
An auxilary handle device for use with conventional handheld screwdrivers for applying additional torque and reducing muscle strain. The device includes a handle portion designed for being grasped by a human hand, and a coupling portion. The coupling portion selecti...
07/04/2006
7066060Utensil for removing twist-off lids of containers
An apparatus for opening containers with screw-off lids, consisting essentially of a device to clamp the lid by self-clamping by rotation including the rotation device causing the self-wedging by a belt drive tightened around the container below the lid, preferably ...
06/27/2006
7055414Soft-grip wire stripper
A wire stripper has a pair of elongated frames pivotably joined together by a pivot pin and defining handles and jaws. The handles are covered by sleeves which include thumb wells which cover the ends of the pivot pin. A mechanical interlock is provided between the ...
06/06/2006
7051627Folding multipurpose tool including blade lock release mechanism
A folding multipurpose tool incorporating a latch release mechanism including a lever, a cam, and a rocker-shaped grip body to easily effect release of a catch for holding knife or screwdriver blades extended. spring and cams are arranged to hold a pair of handles e...
05/30/2006
7047847Toolkit with chain tool
A toolkit includes a frame, at least one tool set and a chain tool. The tool set is pivotally connected with the frame. The chain tool is attached to the frame in a detachable manner. The chain tool is located in the frame in a manner that it supports the frame....
05/23/2006
7039973Fishing pliers with hook sharpening file
A pliers having a pair of jaws each of which has an outside surface and wherein at least one of the outside surfaces has a file that is a separate member that is releasably coupled to at least one of the outside surfaces. The file, or files, can be attached to eithe...
05/09/2006
7039974Multipurpose locking pliers
A folding multipurpose tool including adjustable locking pliers with an over-center locking mechanism to retain the jaws in a gripping condition. The jaws of the locking pliers can be folded into the handles of the tool to produce a compact folded configuration. A l...
05/09/2006
7021177Hand tool
The invention relates to a hand tool comprising a first leg (1) and a second leg (2) whereby a front part of the respective leg creates a tool part (3 and 4 respectively) and a rear part of the respective leg creates a gripping part (5...
04/04/2006
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