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Patent Searching and Data


Matches 401 - 450 out of 2,908

Document Document Title
JP4271300B2  
JP2009108874A
To solve a problem wherein a screw hole is broken if a screw is fastened too tightly by using a screw and a screw driver of different sizes when a conventional phillips screwdriver is used for a conventional phillips screw.This invention...  
JP2009101505A
To provide an offset type screwdriver without causing trouble in screwing in and loosening of a screw or the like without protruding a holder member from an end part of a grip plate, without causing problems in keeping a tool section to ...  
JP4264349B2  
JP2009090438A
To provide a tool in which water is prevented from intruding thereinto to provide a buoyancy.The body 1 of this tool comprises a grip 10 processed by injection-molding a plastic, a molded groove 11 formed in the top part of the grip 10, ...  
JP2009083015A
To provide a tool for rotation, which can positively hold a hexagonal columnar portion of a rotated body, facilitates attachment thereto/detachment therefrom of the hexagonal columnar portion of the rotated body, and can apply sufficient...  
JP2009514609A  
JP4234757B2  
JP2009039831A
To provide a screwdriver which can be easily confirmed to be a desired one even if a tip tool is covered, and cannot be visually confirmed.A screwdriver 1 has a tip tool 11 formed at its tip in which, when the screwdriver is stored in a ...  
JP4221414B2  
JP4220610B2  
JP2009502543A  
JP2009008112A
To provide a screw and a screwdriver capable of tightening and fixing by a strong tightening force without damaging a groove.This screw 10 has a head 20, a screw shaft 30 projecting out of the reverse surface of the head 20 and having a ...  
JP2009008134A
To provide a screw capable of remarkably reducing coming out of the screw if an exclusive screw driver bit is used, and also allowing use of a screw driver bit with a standard cross slot and reducing coming out of the screw in some exten...  
JP4205990B2  
JP4201854B2  
JP3147157U  
JP4197599B2  
JP4197546B2  
JP2008296367A
To provide a ratcheting screwdriver preventing excessive fatigue of a user and efficiently performing screwing.The ratcheting screwdriver comprises: a working end with a handle and a reversible ratchet mechanism therein, and the ratchet ...  
JP3146887U  
JP2008542044A  
JP2008260116A
To provide a spring screwdriver, allowing efficiently use of the screwdriver.This spring screwdriver is devised so that pressure is applied on a screwdriver shaft 4 to get in and out of a grip 1 by providing a spring 2 in the grip 1. Add...  
JP3145240U  
JP2008207285A
To provide a screw fastening auxiliary tool which quickly copes with screw fastening of screws or bolts having a hexagonal head part or a hexagonal hole by a general screwdriver of a plus bit or a minus bit.This screw fastening auxiliary...  
JP4148475B2  
JP2008188679A
To provide a tool socket which holds a driver bit portion having a mounting hole portion for mounting and dismounting a driver bit, to be so-called swingable.The driver bit is mounted and dismounted by the configuration where a collar me...  
JP2008183700A
To solve a problem wherein a user gets tired when rotating a conventional driver for a screw as it is, and the user is easy to get tired since muscles used when rotating the driver are almost muscles of fingers of a hand and are small an...  
JP2008183686A
To provide a multifunctional tool which can be used as a screwdriver too.At fore ends of a first member 201 and a second member 202, recessed portions 211, 212, 213, 221, 222, 223 constituting a Phillips screwdriver by cooperating the fi...  
JP4130259B2  
JP2008528910A  
JP4125684B2  
JP3143372U  
JP2008168418A
To solve the problem wherein it is tiring to rotate a manually used screw driver as the muscles used when rotating the screw driver are mainly those of fingers which are small and limited, thereby making a person easily tired, and when t...  
JP2008168412A
To provide a screw fastening device capable of screwing even a screw a top surface of a screw head of which is constituted of a curved surface such as a round head screw and having no recess on the screw head.A bowl-shaped depression 62 ...  
JP2008137091A
To provide a driver bit which can prevent the floating-up of the tip end of the driver bit to be engaged with the engagement groove formed on the head of a screw when the screw is fastened or loosened by the driver bit.Edges 3 are provid...  
JP2008137098A
To provide a grinding stone with a shaft capable of stably supplying a grinding fluid, accurately performing forming during dressing and grinding with high accuracy (straightness) on a worked surface.The grinding stone with the shaft inc...  
JP3142454U  
JP4094818B2  
JP4094681B2  
JP4095500B2  
JP4089568B2  
JP2008055538A
To provide a set driver capable of establishing easily setting in a state allowing the use of the selected driver bit with a small number of components and a simple procedure and in an accommodated state, and easily preventing the driver...  
JP2008049417A
To provide a screwdriver which eliminates need of carrying an unnecessary bit, consists of two most frequently used screwdrivers with different handle lengths, and is easier to handle than conventional ones.A separate-type screwdriver 1 ...  
JP3139527U  
JP4049396B2  
JP3138557U  
JP3138558U  
JP4031480B2  
JP4031418B2  

Matches 401 - 450 out of 2,908