Bizarre Patents
A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 7987746 | One-way ratchet tool A tool includes a shank. A driving device is mounted on the first end of the shank and has a first ratcheting mechanism including a compartment and a plurality of first teeth in the compartment and a second ratcheting mechanism rotatably received in the compartment ... | 08/02/2011 |
| 7303028 | Adjustable handle for a power tool The present invention relates to a power tool comprising: a housing and a handle engaged with the housing, wherein the rear portion of the housing is provided with an arcuate track. The handle is provided with an engaging portion which is engageable with the arcuate... | 12/04/2007 |
| 7299718 | Multi-folding screwdriver A multi-folding screwdriver comprises a handle having a retainer formed therein; the retainer having a receiving space; a bottom end of the receiving space being installed with a first engaging portion; at least one via hole being formed in the retainer; a positioni... | 11/27/2007 |
| 7287450 | Tool device having rotatable driving shank A tool device includes a handle and a driving shank having one end engaged into the handle and rotatably attached and coupled to the handle with a pivot shaft for allowing the driving shank to be rotated relative to the handle from a straight position in line with t... | 10/30/2007 |
| 7284463 | Attachment for a socket wrench, and method The invention includes an attachment for a socket wrench that is capable of imparting torque about an axis simultaneously in opposite directions. The invention also includes a method for imparting torque about an axis simultaneously in opposite directions. ... | 10/23/2007 |
| 7278338 | Control device for ratchet wrench A ratchet wrench includes a head having an engaging portion for mounting an object and a through hole which includes an engaging inner periphery and a smooth inner periphery, and is closed by a bottom plate with a central hole. A movable member is movably received i... | 10/09/2007 |
| 7278626 | Adjustable prying bar An adjustable prying bar includes a prying head having an arcuate body, a flat tipped lower end a lug at upper end wherein the lug has a circular depression and an inverse stop ring on upper portion and inner thread on lower portion, a handle rotatably engaged with ... | 10/09/2007 |
| 7272999 | T-handled torque-limiting driver A torque-limiting driver includes a housing, a shaft carried by the housing for rotation relative thereto and having a workpiece-engaging tip projecting from the housing, a torque-limiting mechanism coupled between the housing and the shaft and responsive to rotatio... | 09/25/2007 |
| 7267027 | Fast mounting handwheel with retaining ring A handwheel (1) for stable, reversible engagement with an engagement end (Q) of a shaft (A) of a member to be operated. The handwheel (1) includes a stem (2) having a free end, a cavity (2A) provided in the stem (2) for cooperating... | 09/11/2007 |
| 7255703 | Variable-axis surgical driver A surgical driver for use with an implant, having a shaft with proximal and distal ends and an attachment piece with proximal and distal ends. The surgical driver including a coupling arrangement that couples the shaft and the attachment piece relative to one anothe... | 08/14/2007 |
| 7234372 | Reversible ratcheting tool with a smaller head and improved driving torque A ratcheting tool includes a handle and a head with a compartment. A drive member includes a first end extended beyond the compartment, a second end extended beyond the compartment, and a gear wheel formed between the first end and the second end. The gear wheel is ... | 06/26/2007 |
| 7213491 | Ratcheting tool A ratcheting tool having an axial pawl ratcheting mechanism is provided that may be used for a screwdriver or wrench and comprises a first gear including axial gear teeth on a first side providing for ratcheting in a first direction. A second bidirectional gear has ... | 05/08/2007 |
| 7207243 | Clutch type screwdriver A screwdriver includes a clutch mechanism, a handle mounted on a first end of the clutch mechanism, and a replaceable screwdriver tip mounted on a second end of the clutch mechanism. The clutch mechanism includes a mounting seat, an annular sleeve, a positioning mem... | 04/24/2007 |
| 7198188 | Hardwood flooring nailer having an adjustable double handle A hardwood flooring nailer destined to be loaded with at least one fastener, the nailer comprising a main rigid frame, and a fastener discharge mechanism attached to the main frame and which can be activated for allowing the nailer to discharge a fastener. The naile... | 04/03/2007 |
| 7188550 | Open end adjustable spanner A new mechanism of an open-end adjustable spanner which includes a right latch, a left latch, a return spring, and a control member containing hairpin springs and a serrated bit installed in an accommodation trough of a handle to create a torque transmission structu... | 03/13/2007 |
| 7185564 | Pipe wrench having a fixed positioning ring A ratchet pipe wrench a C-shaped head including two jaws and a ratchet mechanism is received in the head so as to engage with a C-shaped engaging member rotatably engaged with the space between the two jaws of the head. A C-shaped positioning ring is securely engage... | 03/06/2007 |
| 7181997 | Ratchet screwdriver and method of making same A ratchet screwdriver and method of making same wherein there is a handle and there is a ratchet gear and pawls inside the handle. An adjuster is inside the handle and is movable by a tool extending into the handle for positioning the adjuster relative to the gear a... | 02/27/2007 |
| 7181776 | Pivot mask The present invention relates to a device to rotate a previously unrotatable receiver used with helmets, preferably aircraft helmets. ... | 02/27/2007 |
| 7174814 | Tool handle having tool receiving structure A tool handle includes a handle member having a number of compartments formed in an outer peripheral portion, a number of holders rotatably received in the compartments of the handle member and each having an engaging hole for receiving a tool member, and a rotary m... | 02/13/2007 |
| 7159493 | Driving bit linking device in a box wrench A driving bit linking device in a box wrench includes a box wrench on a handle having a central bore, a pair of checking slots of different level in the opposing middle peripheries, an annular collar on a lower periphery and an annular groove in an upper periphery f... | 01/09/2007 |
| 7156003 | Radial indexing head tool with floating splined pin The present invention relates to an indexing mechanism which provides a releasing function to permit the rotation of tool and handle members relative to each other. The indexing mechanism is positioned through two extensions positioned on either the tool or the hand... | 01/02/2007 |
| 7150212 | Torque screwdriver A torque screwdriver including a handle formed with a window. An indicator is disposed in the handle near the window. A scale is axially movably mounted in the handle. The scale is drivingly connected with a compression mechanism disposed at one end of the handle an... | 12/19/2006 |
| 7146885 | Sectionless length adjustment mechanism for tool shank Disclosed is a sectionless length adjustment mechanism for the shank of a tool (e.g., screwdriver) and for releasably locking the shank in any one of a plurality of positions relative to the handle. In one embodiment the mechanism comprises a sleeve having a front f... | 12/12/2006 |
| 7137323 | Replaceable and rotatable tool with function of measuring twisting forces A replaceable and rotatable tool with a function of measuring twisting forces comprises a tool body; a driving portion formed at one end of the tool body; the driving portion including a pivotal unit and an engaging unit; one end of the pivotal unit being secured to... | 11/21/2006 |
| 7121168 | Bit-driving apparatus A bit-driving apparatus is provided between a handle and a bit. The bit-driving apparatus includes a hollow shaft and a bit receiver. The hollow shaft includes a first section for connection with the handle and a second section. The bit receiver includes a first spa... | 10/17/2006 |
| 7121357 | Method of inserting a grounding rod A method of inserting a grounding rod includes providing an elongated grounding rod that has an upper end and a lower end and also providing a hammer drill. An elongated tubular member has an open first end and an open second end. The tubular member includes a first... | 10/17/2006 |
| 7104164 | Spark plug tool An apparatus and method for installing and removing a recessed spark plug to and from an engine without a component thereof becoming disengaged. The spark plug tool is long enough to reach a recessed spark plug and includes a first housing member having an opening f... | 09/12/2006 |
| 7096762 | Wrench driven rotation hand tool with side handle A wrench driven rotation hand tool with side handle; as required, an independent axial knob and a lateral side handle are selected to be incorporated together with a transmission gear set to a column; the output end of the transmission gear set is provided to drive ... | 08/29/2006 |
| 7089828 | Ratchet screwdriver with a quick retractable positioning joint A ratchet screwdriver apparatus has a main body, a tubular member connected into the hole of the grip of the main body, a retractable element having an end extending through a through hole of the tubular member, and a positioning mechanism cooperatively connecting t... | 08/15/2006 |
| 7080582 | Screwdriver tool A screwdriver tool has a driving body and a tool shank mounted in the driving body so it can rotate about its axis. A device for transmitting a torque from the driving body to the tool shank interrupts the torque transmission if a predefined limiting torque is excee... | 07/25/2006 |
| 7080581 | Coaxial connector socket wrench A slotted torque wrench has an elongated stem that extends between a handle and a socket for a nut. The slot extends through one face of the socket and at least partially along the stem. A torque limiter couples the socket to the handle. ... | 07/25/2006 |
| 7055410 | Hand tool aided screwdriver A hand tool aided screwdriver related to a ratchet screwdriver that allows operation in changed direction includes a handle, a ratchet holder, a socket, and a chock. The ratchet holder is inserted into a chamber in the handle. The socket is inserted into the ratchet... | 06/06/2006 |
| 7055411 | Ratchet coupling means for a driving tool An improvement in ratchet coupling means of a driving tool includes a driving member inserted into a handle and covered by a control ring, a ratchet ring and a circular cap, a pair of springs biase the checking blocks in the driving member each having teeth on the s... | 06/06/2006 |
| 7051628 | Impact wrench An impact wrench is disclosed. The wrench has a handle and a housing pivotally secured to one end of the handle. A socket drive cooperates with the housing and the socket drive receives a socket for engagement with a fastener. A follower is associated with the housi... | 05/30/2006 |
| 7047847 | Toolkit 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 |
| 7044028 | Socket wrench apparatus A socket wrench apparatus for applying enhanced torque having a first ratchet head which has a first ratchet mechanism therein and a first rotatable generally rectangular drive outwardly extending from the first ratchet mechanism. A first tubular handle is connected... | 05/16/2006 |
| 7044027 | Wrench for use in limited access areas A wrench compatible for use in limited access areas is made up of two components. A socket with fluted interior walls cooperates with a handle assembly consisting of a head with complementary fluting on its exterior surface attached to one end of a shaft. The head i... | 05/16/2006 |
| 7036398 | Ratchet opener A ratchet opener comprises a rod body; a ratchet device having a seat; a top surface of the seat having two axial grooves; each groove being installed with a spring and a ratchet block; an adjusting sheet placed above the seat; and a ratchet sheet being installed ab... | 05/02/2006 |
| 7032481 | Constant force socket A constant force socket is constructed to include a socket body, which has an inner hole at one end and a set of teeth radially disposed inside the inner hole, a ratchet wheel, which is mounted inside the inner hole of the socket body and has a tool hole at one side... | 04/25/2006 |
| 7032476 | Torque adjustable tool A torque adjustable tool includes an active member and a passive member which is removably connected to the active member by two respective clutch portions. Driving power is connected to the active member and the passive member outputs a torque. A spring is mounted ... | 04/25/2006 |
