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JP2022097360A |
To provide a friction melt type thread rolling screw capable of improving efficiency conveniently and quickly in a field of sheet metal fitting.A conical body 2 of reaming is fixedly connected with a tip of a positioning top 1 of the con...
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JP2022091070A |
To provide a technology of preventing the shadow of screws from occurring on a translucent plate, in an internally illuminated sign in which the translucent plate is fixed to a housing frame with the screws.An internally illuminated sign...
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JP7077510B2 |
A torque transmission driver has a first end portion adapted to receive and transmit torque from a torque generation source, and a second end portion including a shaped tapered bit having drive surfaces with an alternating series of five...
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JP2022080430A |
To prevent a hexagon wrench from being incapable of being inserted due to a hole of a hexagon socket head cap screw filled with machining debris, the hexagon socket head cap screw used in a machining device.A hexagon socket head cap scre...
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JP7069093B2 |
Punch pins which have further extending lobes, and which are designed to punch sockets that have deeper flutes while not having lobes which extend further toward a center axis of the fastener. Using such a punch pin to form a socket in a...
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JP2022037088A |
To provide a torque transmission driver used to transmit torque to a fastener for assembly of a structure or device.A fastener system includes a fastener and a driver 210, each of which has three alternating lobes 214 and troughs 216 tha...
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JP7018843B2 |
To provide an engagement member for assembled furniture and an assembled furniture kit with it, which may be easily handled and thus may be easily engaged by even a child.There is provided an engagement member for assembled furniture whi...
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JP6996815B2 |
A fastener systems includes a fastener and a driver, each of which have three alternating lobes and troughs that define the drive surfaces. The three alternating lobes and troughs are each defined by an outer radius portion, a drive side...
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JP6985381B2 |
Screws are provided which have a longitudinal axis and include a threaded shank and a head wherein a socket is formed to be engaged by a wrench and having a pluri-lobed outer profile comprising a series of lobes circumferentially offset ...
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JP6967793B2 |
To provide a padding tool and a padding method capable of padding a hole of an outer wall of a building structure easily to maintain an excellent appearance of the building structure.A padding tool for being struck into a screw hole for ...
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JP2021160389A |
To provide a structure which reduces air pressure in a peripheral space of a head of a bolt that penetrates a casing of an in-wheel motor drive device.A bolt fastening structure for in-wheel motor drive device comprises: a casing 39 of a...
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JP6941371B2 |
A security plug (10) adapted to be inserted into the female socket (18) of a fastener (20) to prevent a tool, such as an Allen key, engaging in the female socket. The plug (10) has an outer surface (22) complementary to the female socket...
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JP2021125986A |
To make it possible to easily remove a laminated disk installed in a rotary electric machine.A threaded hole 100 P for reamer bolt extraction extending from a bolt head 100H in a direction toward the bolt tip is provided in the bolt head...
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JP2021120574A |
To provide a fastener which can be easily detached from an attached part during decomposition work for recycle, and a fastening structure configured using the fastener.The present invention includes: a fastening member 20 buried in a res...
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JP2021519403A |
To provide a nut which does not increase the piston volume and also does not require a change of a screw and a piston even when the geometric shape of the nut is changed. A vertical end of a nut forms at least one blocking surface that f...
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JP6911023B2 |
The invention relates to a screwing tool with a longitudinal axis X comprising a first, drive part, which can receive torque, and a second, transmission part, which is designed to cooperate with a screw, in order to re-transmit to it the...
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JP6898633B2 |
To provide a light-weight alloy bolt.A constitution of this invention in which a male thread is advanced into a female thread by a force equal to or more than a torque F1 and fastened there and the screw shaft part is broken at a value e...
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JP6880420B2 |
An adjuster gear screw (112) is provided that includes an adjuster shaft (126) having a threaded portion and a shaft end (132), a gear head (130) having a plurality of radial protrusions (156) spaced by a plurality of radial indents (158...
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JP6806303B2 |
A joining device, particularly for joining a shelf to a wall of a piece of furniture, having a cylindrical body associated in a first hole adapted to be provided transversely in the shelf and having a first axial seat for the rotatable c...
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JP6803058B2 |
To provide a fastener capable of performing fastening without increasing cost and with high strength and further easily and surely performing a fastening work.A fastener is formed to include a bolt 1 having a head 5 and a projecting step...
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JP2020180651A |
To provide a looseness prevention bolt and a member connection structure capable of easily fastening a bolt with no a tool locking part to a head part, preventing damage to a member in fastening, and preventing looseness after the fasten...
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JP3228566U |
To provide an L-type one-hole type one-step bolt which can be quickly screw-tightened and can be fixed without retightening. For an L-type one-hole type one-step bolt, a nut l is inserted in advance, and a member is L.3Move closer, then ...
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JP6774873B2 |
Punch pins which have further extending lobes, and which are designed to punch sockets that have deeper flutes while not having lobes which extend further toward a center axis of the fastener. Using such a punch pin to form a socket in a...
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JP2020159524A |
To provide a looseness prevention device for a screw component capable of suppressing looseness of a screw component.A looseness prevention device for a screw component comprises: a rotation part that has a fitting part that can be fitte...
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JP2020528127A |
The present invention relates to the plug bolt 1, and more particularly to, but is not limited to, the plug bolt 1 for use with a device such as an air-cooled heat exchanger. One of the problems with traditional plug bolts is that when t...
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JP6757196B2 |
A positioning device with tolerance compensation including: a screw; a primary tightening member, and a secondary nut. The screw includes a driving portion cooperating with a driving tool to rotatably drive the screw and is located in an...
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JP6742587B2 |
To provide a screw holding type driver bit capable of being attached by easily and smoothly engaging with a screw bit engagement groove, and securely exhibiting screw holding function at the tip of the driver bit upon screw fastening wor...
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JP6743058B2 |
An improved fastening device includes a shank portion with a first end and a second end disposed from the first end. The fastening device includes a head portion disposed adjacent the second end of the shank portion The head portion of t...
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JP2020051522A |
To provide a smaller and lighter corotation prevention bolt than a prior one.A bolt 16 includes a shank 16s having a male thread formed on an outer circumference, a head 16b formed in a terminal end of the shank 16s and having a larger d...
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JP2020041581A |
To adjust a spring load in a wide range while securing seal performance between a sleeve and an adjustment screw.Spring load adjustment devices 10, 10b and 10c comprise: female screw members 20, 20b having caulking piece formation parts ...
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JP6667808B2 |
To improve work efficiency by enabling work for fixing an anchor to a lower hole on a ceiling slab and fitting a hanging bolt in drooping state to be carried out as a series of work.A construction method of an anchor 1 comprises: a first...
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JP3225488U |
To smoothly and quickly fit a screw into a bit fitting groove, and to concentrate stress on a bit fitting groove portion of the screw during a screw tightening operation, thereby crossing an edge of the bit fitting groove. Provided are a...
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JP6635729B2 |
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JP2019536953A |
The head (1) configured to absorb torque in both directions around the main axis (10) and the end extending from the head (1) on the opposite side of the head are the tips ( Fixing element (100) for porous materials, especially balsa woo...
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JP6622498B2 |
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JP2019535967A |
The present invention relates to a wheel nut (10) that secures a wheel (12) to a threaded stud or bolt (14) of a vehicle (100). This wheel nut contacts a torque receiver (16) with an external tool interface (18) and a threaded inner hole...
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JP6618896B2 |
The invention relates to a screw with a screw head having a drive, and a corresponding drive tool, and a drive system having the screw and the drive tool. The screw embodies a screw head having a drive; the drive includes cams formed by ...
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JP2019196808A |
To provide a screw with a centering hole, a wrench with a centering pin, an attachment with a centering pin and a driver with a centering pin which are compatible with the conventional screw and, although having the same strength, hardly...
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JP6599971B2 |
A method for making a hollow screw, comprising the steps of- forming a shallow cup having a radially outwardly extending rough cut flange at one end thereof from a generally flat metal material;- extruding an elongated and hollow body fr...
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JP6598871B2 |
A drive system with full surface drive contact. The drive system tends to maximize the surface contact pattern or area at typical bit-recess reaction (drive) torque values, thereby tending to minimize bit-recess surface contact stresses,...
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JP2019148331A |
To provide a cap bolt provided with a phillips-head driver groove to eliminate defects that it is necessary to select a hexagonal wrench fittable to a size of a hexagonal hole, which degrades work efficiency, and further the hexagonal wr...
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JP2019132417A |
To provide an L-shaped one stage bolt with one hole, capable of performing screw fastening quickly, and performing fixation tightly without retightening.A nut is inserted in advance, a member is moved closer to L3, and then a screw is in...
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JP2019120270A |
To provide a truss machine screw capable of performing a smooth thread fitting to prevent its coming-out without reducing an intensity of a screw shaft.A height size of a head part 3 indicated by (k) in a standard size for a truss machin...
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JP2019112812A |
To provide a guard rail fastener and guard rail connection structure which prevents loosening and dropout of a bolt and a nut, and reduces construction time and workload.A guard rail fastener used for connecting and fixing a guard rail G...
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JP2019519743A |
Fasteners, drivers and fastening systems are formed, one example of a fastener having a driver engageable surface at or within the shank tip of the fastener. Included is an exemplary embodiment in which at least one of the attachment sur...
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JP6541483B2 |
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JP2019094935A |
To impart function in which looseness never occurs due to rotation resulting from vibration.A male screw member for fastening fastens a first member to be fastened 6 with a screw hole 8 and a second member to be fastened 7 with a screw h...
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JP6530632B2 |
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JP6513198B2 |
A screw recess and driver combination that comprises the use of varying frustums of differing cones to provide driver/recess contact faces that are elliptical.
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JP2019060438A |
To provide a clip for fixture which can be removed without a screw driver and improves convenience.The present invention relates to a clip 10 for fixture to be used for mounting a fitting member in a removable manner to a support member ...
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