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JP2014020406A |
To provide a screw dropping prevention structure and a screw dropping prevention unit which prevents a screw from dropping with an inexpensive constitution.A screw dropping prevention structure includes: a plate member integrally extende...
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JP2014015990A |
To provide a new anti-theft double nut-type fastening tool having both of anti-theft function and a locking function, a new exclusive tool for rotating and operating the anti-theft double nut-type fastening tool, a new anti-theft fasteni...
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JP5389719B2 |
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JP5382718B2 |
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JP5379846B2 |
Anti-theft fixing device for securing a wheel to the hub of a motor vehicle, including a threaded part and a driving part having a cylindrical head and a sleeve-like insert with coupling indentations on its exterior. The insert is force-...
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JP5379202B2 |
To provide a fastening device capable of enhancing workability at fastening work or the like by preventing a fastening member from dropping out of a component while sufficiently securing the flexibility of movement in a radial direction ...
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JP5362673B2 |
To provide a method for detaching a filling material which enables easy repairing and exchange of parts by easily detaching a filling material strongly filled to a space of a counterbore or a hole of a bolt head when the bolt is needed t...
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JP5366227B2 |
To provide a part for screw dropout prevention which can be mounted to a position facing a screw, and is capable of preventing the loosed screw from dropping out when the screw is loosed by vibration and repeated shock. This part 11A for...
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JP3187587U |
To provide a nut receiver which can be applied to all existing types of nut removing tools in a nut removing work at a high place and can hold a large number of removed nuts so as not to drop them. A nut receiver 100 has an opening 102 a...
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JP2013238263A |
To provide a structure and a method of fastening a screw that can prevent a nut from coming off without using caulking in a different method than before.A structure of fastening a screw includes: a first member 22 having a male screw 22b...
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JP5322276B2 |
To provide a screw-fastened resin molding manufacturable by a simple mold, using a general purpose screw fastening part without performing insert molding, while being easily recyclable. A fastening part holding part 113 includes a cantil...
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JP5315316B2 |
To provide a stud bolt and a structure having the same, easy in installation, and capable of easily adjusting a position of the stud bolt even when an installation position to an installation object member is dislocated. The stud bolt 10...
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JP5312509B2 |
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JP2013204611A |
To provide a fixing structure in which fixture of a second member to a first member is prevented from being easily canceled, and even if the fixture is canceled, the cancellation can be easily discriminated, with simple configuration.A f...
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JP2013194888A |
To protect a screw member body 2 by effectively utilizing a cover 3 to prevent intrusion of water or the like into the screw member body 2.A screw member 1 includes: a screw member body 2 connected to a connected member 7; and a cover 3 ...
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JP5300069B2 |
To provide a tamper preventing bolt and a fastening method using the tamper preventing bolt that is fastened with predetermined torque but is not loosened after the completion of fastening and has the same fastening work efficiency as or...
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JP2013185705A |
To provide a clamping fitting for pipe scaffolding in order to solve the following problems: a portion formed in the shape of an edge tool may injure a person due to a collision; and bolt fall prevention is required when an existing bolt...
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JP2013181652A |
To provide a spacer in which a bolt can be inserted oblique to the spacer during an assembling work and a top end of the bolt inserted in the spacer can be rocked to improve assembling property of a member to be mounted.A spacer (41) has...
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JP5289533B2 |
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JP2013177934A |
To provide a novel bolt fixing technique, in a method that is completely different from a conventional "fastening bolt" or "press-fit bolt".A bolt fixing method includes: using a first mold 30 surrounding a screw part 12 of a hexagon hea...
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JP2013177939A |
To enable easy confirmation of completion of bolt fastening of an earth terminal, with simple structure.An earth terminal is fastened to earth material, by inserting a bolt with a washer part or a bolt assembled with a washer to a bolt h...
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JP3185733U |
A socket assembly includes a body (1) having a driving portion (11) to be driven by a driving tool and a transmission portion (12) for driving a fastener (5). The transmission portion (12) includes a first end (126) and a second end (127...
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JP2013160038A |
To solve the problem that a fastening bolt of a clamp fitting for binding scaffolding pipes is largely projected after being assembled causing an injury or object breakage at contact, while it is safe when the bolt is projected only litt...
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JP2013157342A |
To reduce the number of components and to simplify the shape of a thumbscrew.A thumbscrew 1 includes a flange 14 of which the diameter is larger than a hole 21 of a panel 2, closer to the head than a distal end screw portion 13. A cover ...
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JP5255688B2 |
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JP5257078B2 |
To prevent a male screw member which regulates the relative movement of a cylindrical body and an insertion body from becoming loosed. A linking structure 23 includes the cylindrical body 24 extending between a pair of rotary shafts 15 a...
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JP5252359B1 |
To provide a bolt holder for a channel material capable of allowing a bolt to stand on its own in an opening of the channel material and rationalizing a work process. A locking body 1 having a U-shaped cross section is formed by a top pl...
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JP5231656B2 |
Disclosed is a bolt that can be tightened without using a specialized tool, cannot be loosened after being tightened, and yet can be removed in emergencies. The theft-prevention bolt comprises: a fastening bolt comprising a first locking...
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JP2013133886A |
To provide a holding structure for an object to be fixed, which can be easily assembled at a low cost in a simple configuration.A holding structure for the object to be fixed is provided for holding an object to be fixed 30 via a nut mem...
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JP2013130201A |
To solve a problem that: in a conventional structure for preventing an incorrect insertion of a screw, if intrusion of the screw is to be prevented, a thread having a constant depth is required to be formed at a screw insertion part, and...
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JP5227545B2 |
A sprocket cover arrangement for a hand-held chain saw has a housing and a sprocket cover that has an opening and is connected to the housing. At least one stud bolt having a first end secured to the housing and having a second end that ...
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JP5221728B2 |
To provide a fastening device capable of enhancing workability at fastening work or the like by preventing a fastening member from dropping out of a component while sufficiently securing the flexibility of movement in a radial direction ...
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JP2013122418A |
To provide a printed wiring board 20, a fastening confirmation device 10, and a fastening confirmation method for easily confirming the presence or absence of a screw 3 and the fastening state of the screw 3.The printed wiring board 20 i...
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JP5213612B2 |
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JP5210207B2 |
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JP2013104501A |
To provide a screw falling-off prevention structure which reliably prevents a screw from falling off when a mounting member like a protection cover or a unit is mounted to a member to be mounted such as a power supply terminal circuit or...
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JP2013096461A |
To provide a grooving holder which has reduced cost by configuring a T-groove nut and a T-groove bolt by combining versatile hexagonal nut and hexagonal bolt.A body section 2 of a grooving holder 1 includes a wide part 7 and a narrow par...
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JP5200190B2 |
Disclosed is a falling-off prevention tool provided with a first coil spring section, a second coil spring section, and a third coil spring section. The first coil spring section is formed from a coil wire which is wound in a predetermin...
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JP5190409B2 |
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JP5190130B2 |
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JP5182847B2 |
To provide a technique of holding an external screw capable of holding the external screw such as a terminal screw not to come out of a through-hole of fittings, with relatively small working force. A columnar through hole 12h is install...
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JP5178657B2 |
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JP3182672U |
To provide a hanging bolt set for attaching a hanging bolt to a tunnel lining formed by inserting a large number of lining elements into a ground, improving the work efficiency of tunnel construction and preventing water leakage. To do. ...
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JP2013053704A |
To provide a fastening member with a looseness preventer having a simple structure, easy in handling and of not substantially completely returning a screw.The fastening member at least includes a bolt 1 for arranging an outward expanding...
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JP5166076B2 |
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JP5155073B2 |
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JP5139456B2 |
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JP5136381B2 |
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JP3181123U |
To provide an anti-theft fixing device capable of more reliably preventing a device from being unfixed. A shaft-shaped member (20) having a threaded portion (20a) formed on an outer periphery thereof penetrates a mounting flange (3) of a...
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JP2013015195A |
To provide low-cost piece of power conversion equipment which enables the connection of a semiconductor unit with an electronic component unit to easily and surely be performed.The power conversion equipment 1 includes the semiconductor ...
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