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Patent Searching and Data


Matches 401 - 450 out of 3,009

Document Document Title
JP2012225421A
To provide a bolt and a fastening tool therefor, by which attaching/detaching operation by a non-authorized person is difficult.A bolt 1 is fastened at a fixed location using a fastening tool 2. A locking groove 16a of a locking tube par...  
JP2012166298A
To provide a tightening and loosening assist tool for a driver that can be easily attached to a driver of a round rod-like shaft, and can tighten or loosen a screw or a nut by a strong force even without being removed from the driver eve...  
JP3178050U
[Subject] A ratchet function can be added to the existing hexagon axis substitution type driver to make a ratchet driver, and it can return to the original hexagon axis substitution type driver at the time of unnecessary, and provides a ...  
JP2012157913A
To provide a screw driver tool for removing a rusted machine screw by driving an operation edge to the slope of a damaged concave part of a machine screw so as to bite in the slope even when the damaged concave part is in a mortar state....  
JP4990235B2  
JP2012131005A
To provide a fastener capable of easily performing the fastening work.A cross-tip screwdriver 100 which fastens a cross-head screw by rotating the cross-head screw includes: a blade edge section 2 to be engaged to the cross-head screw; a...  
JP2012132553A
To allow fastening to be performed easily as well while pressing in a shaft center direction.In an antitheft screw 1 in which a head 3 is provided at one end of a shaft part 2 formed with a male thread 2a and three locking parts 31 are f...  
JP3175913U
[Subject] A high speed connection rod which structure becomes brief and becomes convenient [a clip] and strong is provided. [Means for Solution] It has an axial hole which penetrates the 1st end, the 2nd end, and the 1st end and the 2nd ...  
JP4912396B2  
JP4904350B2  
JP2012056031A
To provide a screwdriver tool, capable of removing dust when clogged in an engagement groove for engaging an engagement part of the screwdriver tool, which is formed on the head of a male screw, and also capable of reproducing the engage...  
JP4902204B2  
JP3173966U
[Subject] A connection stick of a screwdriver which can be removed high-speed is provided. [Means for Solution] It is provided in main part 20, and elastic fixing device 30 and a main part which are provided in an end of a main part, and...  
JP4874575B2  
JP2012011472A
To provide a screw driver that needs no power source, can be manufactured at low cost, reduces the labor of a user, and adjusts the strength for screwing a screw.The screw driver includes: a string winder firmly fixed to a driver shaft; ...  
JP2012500125A
Embodiments of a driving tool are disclosed that comprise a shank portion, and a working portion, wherein the working portion is configured to drive either a Phillips head fastener or a Robertson┬« head fastener.  
JP2011255487A
To provide a lower-cost adapter for assisting screwdriver rotation.The adapter for assisting screwdriver rotation includes: a grip 1 in contact with a palm of a user's hand; a shaft 2 rotatably attached to the grip 1; a fixed part 4 atta...  
JP2011245591A
To provide an air-cushion driver comfortable to grip, and capable of improving a torque transmission function.This air-cushion driver includes a movement constraint part 3 for constraining rotation and forward-and-backward motion of a ro...  
JP2011240474A
To solve such a problem that a screwdriver which has structure in which a handle is provided on an upper part and the screwdriver is rotatable together with a cross-shaped chuck disposed below the handle when produced according to a part...  
JP4823692B2  
JP4802185B2  
JP4801837B2  
JP4785423B2  
JP4787377B1
[Subject] Even if a damage crevice of a screw is in a state which became earthenware mortar-like, drive operation edge into a slope of a damage crevice, it is made to eat away, and a screwdriver tool which can remove a rusted screw certa...  
JP2011177815A
To enhance entire surface hardness and abrasion resistance by providing a soft core body having the hardness lower than that of a hardened layer on the inner side of the hardened layer formed on an entire bit surface by executing a plasm...  
JP4773075B2  
JP3170296U
[Subject] A ratchet wrench which can raise the stability of whole structure is provided. [Means for Solution] Main part 10, ratchet 20, brake 30, elasticity component 40, and ring 50 are included, The second capacity slot is established ...  
JP2011156653A
To exhibit an assist function even for various types of commercially available screwdrivers.A screwdriver rotation assist adapter includes: a grip portion 1 in contact with a palm; a shaft 2 rotatably installed to the grip portion 1; a f...  
JP4750315B2  
JP2011152625A
To provide a driver bit which prevents occurrence of damage to a top surface of a screw head when a front end portion of the driver bit is engaged in a bit engagement groove of a thread formed on the top surface of the screw head; quickl...  
JP2011143522A
To provide a driver bit capable of surely loosening a screw to remove even when not only an operation groove but also a corner part of a base end part of a fan-shaped wall are completely broken or deformed.The driver bit 3 includes a tig...  
JP2011140087A
To provide a fastening tool corresponding to multiple kinds, which is capable of corresponding to fastening of multiple kinds of screws by one tool, has a simple configuration, and is convenient for storage and carrying, and also to prov...  
JP2011521188A
The present invention relates to a fixing means provided with a handiwork implement and a screw thread. The present invention guarantees a long life of a screwdriver and a screw, and guarantees practicality in use of a screwdriver and a ...  
JP4729223B2  
JP4731054B2  
JP2011133090A
To make it possible that the torque transmission of the driver bit is ensured as well as preventing the coming out of the driver bit from occurring when a driver bit loosens and fastens a cross slot screw with its head cruciately slotted...  
JP3168557U
[Subject] A screwdriver connection stick in which high-speed removal of a screw bit is possible is provided. [Means for Solution] Having main part 20 and magnetic adsorption device 30, main part 20 is with drive hole 21, Sliding hole 22 ...  
JP2011104669A
To provide a driver bit used also for detecting screw floating capable of deciding quality as to whether a head seat surface of a screw is surely seated on a workpiece or a part, etc when the screw is fastened.In the driver bit, a stoppe...  
JP4678786B2  
JP4647710B1
[Subject] Even when even the corner of the base end of not only an operation slot but a sector wall has broken thru/or changed completely, the driver bit which can loosen a screw certainly and can remove it is provided. [Means for Soluti...  
JP2011042026A
To provide an adapter for fixing a screwdriver that can allow connection of screwdrivers sold in the market with a variety of shape, sizes, bit kinds and the like to a screwdriver with rotation assistance so as to meet preference of an i...  
JP4638640B2  
JP4637361B2  
JP4620247B2  
JP2011012788A
To provide an antitheft screw which hardly gives rise to an axial deflection and eases fastening in addition to provision of the ability to prevent a screw from being cut while axially depressing the screw, and further provide fastening ...  
JP4587532B2  
JP2010249321A
To provide a fastener fitted with threads having a recess to admit engagement of a driver, easily manufacturable, excellent in the strength, and with the recess being shaped so as to allow easy mounting and removal.The fastener 10 with t...  
JP4570703B2  
JP4567468B2  
JP3162962U
[Subject] A plurality of driver bits, a connector, and a socket wrench can be stored, and a handiwork implement storage device which also has an anti-theft function is provided. [Means for Solution] A handiwork implement storage device i...  

Matches 401 - 450 out of 3,009