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JP2533340Y2 |
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JP2601764B2 |
PURPOSE: To selectively use different kinds of leads by a constitution wherein an annular projection is provided in a hollow cavity room and when a back lid is connected with a barrel, the projection blocks each storing room and an edge ...
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JP2532728Y2 |
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JP2530144Y2 |
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JP2588848B2 |
PURPOSE: To provide a cross-tip screwdriver capable of surely rotating a screw having a collapsed cross hole. CONSTITUTION: This cross-tip screwdriver has a tip section 2 provided with four symmetrical teeth 3' so as to enter cross groov...
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JPH0966470A |
To make a good turning movement of a screw by cutting off the linear edge on the end of a bit of a minus (-) screwdriver in a specific angle bilaterally symmetrically with respect to the pit shaft center line and forming bilaterally symm...
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JPH0966471A |
To provide a plus (+) screwdriver bit structure capable of making a good turning movement of a screw which has its bit fitting groove collapsed. This is with regard to a plus (+) screwdriver bit structure, which, among the four edges 2a,...
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JPH0914233A |
PURPOSE: To provide a screw-driver system preventing a screw hole from being damaged due to the repetition of fastening or loosening a screw, or due to generation of rust or change after time, being optimum for outdoor structures such as...
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JPH091470A |
To provide an electric insulation hand tool having a sufficient torque strength and generating no detachment of magnet from a socket. An insulation hand tool has a long complex shank 41 and to its work end a bit holder difining a polygon...
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JPH08511996A |
A lightweight self-insulating composite hand tool such as a screwdriver has a tool shank of electrically insulative material molded to and about a tip shank of a tool tip, having a working end and an integral tip shank. A mechanical inte...
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JPH08512122A |
(57) [Summary] FIG. 1 shows the end portion of a screwdriver blade, which is used for any range of screws with different dimensions, with a continuous, smaller stepped portion towards the tip, with the largest screw being the blade. Comp...
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JPH08323638A |
PURPOSE: To provide a crank cap driver for a bicycle capable of easily loosing a crank cap with a screw hardly loosed. CONSTITUTION: A disk driver bit 13 is mounted at the end of a driver shaft 12. The width D of the driver bit 13 is lon...
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JPH08323652A |
PURPOSE: To hold easily and carry conveniently a driver bit by providing multiple holding holes and combining multiple holding bodies in which dovetails and dovetail holes formed slidably and fittably to each other are formed. CONSTITUTI...
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JPH08281564A |
PURPOSE: To provide a driver with a tightening marker which can quickly execute fastening of a screw and marking by integratedly providing a marker for marking in a driver. CONSTITUTION: A driver 1 with a tightening marker is constituted...
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JPH08252775A |
PURPOSE: To realize a variety of use in a number of processes, to prevent injuries, and to achieve the safe working by providing a pipe and a spring on a driver main body to serve the pipe as a guide, fitting it in a symmetrically in the...
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JP2511128Y2 |
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JPH08229836A |
PURPOSE: To provide a screw fixing device in which a screw can be fixed correctly and securely to a shaft of a screw driver till the screw is threaded into a subject. CONSTITUTION: A screw fixing device comprises an outer cylinder 1, an ...
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JPH08216044A |
PURPOSE: To provide a driver bit which has proper functions as such and can strongly attract and hold screws. CONSTITUTION: This driver bit 1 has an end face 2b molded into a surface that fits the head of a desired screw, and an engaging...
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JPH08200337A |
PURPOSE: To provide a rotating force transmission shaft coupling apparatus facilitating the positioning of a coupling section when a shaft having the coupling section is fastened or loosened by the rotating force. CONSTITUTION: This rota...
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JPH08187675A |
PURPOSE: To retain a fastener in an end portion of a screwdriver tool by arranging a fastener retaining expandable elastic body being formed on the tip of a hollow shaft and converting shaft directional displacement of a draw shaft into ...
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JPH08187674A |
PURPOSE: To retain a fastener in an end part, and to reduce a tilting degree in the fastener by forming a partially-cylindrical surface for engaging with a recess of the fastener in a free end part of a shaft part, and arranging a retent...
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JPH08187671A |
PURPOSE: To provide a new screw tightening device and its chuck device which are formed into compactness even in the case of using a long screw further with the screw fixedly tightenable accurately without rattling the screw. CONSTITUTIO...
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JP2514601B2 |
PURPOSE: To surely fitting-hold a variety of screws by engaging each opposed piece having the bulging-out bent part for a spring with a pair of spring engagement grooves on a fitting hole opposed inside wall and projecting the opposed bu...
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JPH08174439A |
PURPOSE: To easily and strongly connect a tip and a body without using an intermediate member by axial-symmetrically providing projection parts at the center of the surface of a chip to be connected to a body, and connecting the tip, whi...
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JPH08141923A |
PURPOSE: To provide a screw driver by which rotational torque can be reliably transmitted to a screw or a bolt without a loss by eliminating an unintentional movement of a driver shaft even by an inexperienced person. CONSTITUTION: In a ...
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JPH08504683A |
PCT No. PCT/SE93/01056 Sec. 371 Date Jun. 7, 1995 Sec. 102(e) Date Jun. 7, 1995 PCT Filed Dec. 7, 1993 PCT Pub. No. WO94/13436 PCT Pub. Date Jun. 23, 1994A hand tool for tightening or loosening screw elements such as bolts consists of an...
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JPH08504685A |
PCT No. PCT/EP93/03504 Sec. 371 Date Jun. 22, 1995 Sec. 102(e) Date Jun. 22, 1995 PCT Filed Dec. 10, 1993 PCT Pub. No. WO94/14575 PCT Pub. Date Jul. 7, 1994A tool, particularly a torque-transmitting tool, such as a screwdriver or a screw...
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JPH08118244A |
PURPOSE: To provide a screw holding tool for driver by which a work can be carried out without dropping a screw, when a mechanical apparatus is assembled and disassembled. CONSTITUTION: To a screw holding tool 1, large rubber ring instal...
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JPH08118245A |
PURPOSE: To simplify and secure the operation of a connecting and disconnecting mechanism of a driver bit, by rotating a bid dial so as to oppose a receiver groove and the through hole of a main shaft, inserting the driver bit to the mai...
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JPH08112774A |
PURPOSE: To provide a method of manufacturing a screw driver whereby a cutting process can be markedly reduced. CONSTITUTION: Right/left large diametric parts 12a, 12c and an intermediate small diametric part 12b, of a rotary cutting too...
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JPH08108374A |
PURPOSE: To provide a screw driver by which an installing machine screw can be simply installed and removed even in a narrow work space. CONSTITUTION: A fitting part 10a to be fitted to a machine screw head part of an installing machine ...
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JPH08108375A |
PURPOSE: To facilitate screw fastening in a narrow place by fixing the tip of a screw driver in a bent condition. CONSTITUTION: An adjusting cylinder 18 having a male screw 14 outside and an adjusting handle 5 on one end is arranged insi...
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JPH0890434A |
PURPOSE: To prevent dislocating from a slot groove the tip of a screw driver by providing a guide socket, in which at least a part of a screw head part can be inserted, in the tip part. CONSTITUTION: A guide socket 3, formed with an inse...
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JPH0885076A |
PURPOSE: To provide a reversible drill/driver tool for use with power drills by providing a removable holding device for releasably holding the reversible drill/driver tool assembly within a hollow socket. CONSTITUTION: The reversible dr...
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JPH0871932A |
PURPOSE: To provide a torque driver adapter which can changeably hold two kinds of bits. CONSTITUTION: A circular bit inserting hole 15 is provided in the axial direction, and a stopper pin 21 branching-out into the bit inserting hole 15...
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JPH0871958A |
PURPOSE: To provide a tool holding case which can be set on a hook attached to a wall, a pillar or the like, which can reduce its bulk during packing, which can prevent a hook hole from being damaged while preventing fastening parts such...
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JPH0871943A |
PURPOSE: To confirm the locking of a child handle in a parent handle through a click sound when the child handle is fittedly inserted in the fitting hole of the parent handle, prevent the falling off of the child handle, facilitate the d...
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JPH0866873A |
PURPOSE: To efficiently and easily perform operations for cleaning a trimmer on a circuit substrate in small electronic equipment or the like and for removing impurities from the trimmer. CONSTITUTION: A driver 20 engraved with a thread ...
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JPH0839444A |
PURPOSE: To performing work even in the case that the work must be performed by placing a handle part in a tilt condition. CONSTITUTION: A numeral 2 is a drive shaft protrusively formed with a pair of arm parts 7 opposed to each other in...
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JPH0811368B2 |
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JPH08501024A |
The present invention relates to a compressible screw-type locking mechanism including an oversized locking screw and a tool for compressing and rotatively driving the oversized locking screw through a threaded bore. Formed about the top...
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JPH0825238A |
PURPOSE: To facilitate the fastening work and fitting work by a tool main body via illumination even at a dark location and dispense with a separate battery lamp. CONSTITUTION: A battery 16 and a lamp 56 lighted by the battery 16 are inc...
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JPH081813Y2 |
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JPH08140Y2 |
Disclosed is a holder for hexagonal wrenches which can compactly house a plurality of hexagonal wrenches therein and also be used as a grip for hexagonal wrenches. Around the outer peripheral surface of the holder body (1) is formed a co...
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JPH08141Y2 |
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JPH0745082U |
[Purpose] An object of the present invention is to provide a bit that can be used for four types of bits in a screw-replaceable screwdriver currently on the market. [Constitution] In the present invention, four types of blades A, B, C, a...
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JPH07114175B2 |
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JPH0751255Y2 |
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JPH07299759A |
PURPOSE: To provide a minus driver which is free from risk of a screw falling even if the tip of the driver is left facing down, can hold the screw at the tip stably, and can perform screw fastening works easily. CONSTITUTION: A minus dr...
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JPH07299760A |
PURPOSE: To select from a plurality of drivers simply by a single hand and generate certain mounting by furnishing a slidable feed table in the rotary part of a grip in its upper part, and providing a driver accommodation part inside the...
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