| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 411259000 |
Comprising a thread lock
| 70 |
| 411204000 |
Structure is coaxial, distinct member (e.g., washer, key, or nut portion) that restricts nut piece
| 49 |
| 411191000 |
Structure contacts nut piece side and is fixed to the nut
| 15 |
| 411315000 |
With a member in the nature of a rotation preventing key movable laterally into engagement with the threaded elements
| 10 |
| 411326000 |
Pawl and ratchet
| 7 |
| 411321000 |
With an elongated member in the nature of a rotation preventing key disposed axially of the threaded elements | 5 |
| 20150369275 | BOLT AND NUT COMBINATION HAVING A POSITIONING DEVICE - A bolt and nut combination includes a bolt including a shank formed with a bolt head and having a threaded portion; at least one groove formed longitudinally on the threaded portion, each groove being at a first angle with respect to an axis of the threaded portion and the first angle being not equal to 90-degree; a nut including a threaded hole configured to secure to the threaded portion; at least one trough formed longitudinally on the threaded hole, each trough being at a second angle with respect to an axis of the threaded portion and the second angle being not equal to 90-degree; and at least one elongated, resilient positioning device, each positioning device including a main portion and a positioning portion. In one embodiment, the main portion is disposes in the trough and the positioning portion is disposed in the groove. | 12-24-2015 |
| 20170234357 | Lock Threaded Assembly | 08-17-2017 |
| 20100322740 | FASTENER FOR CONSTRUCTING POSTS FOR FURNITURE - The disclosure relates to a fastening device with a stem which is engaged on a first end by a cross-dowel with a transverse threaded aperture and on a second end by a cylinder with a set-screw. The second end of the stem includes an aperture surrounded by an oval-shaped longitudinally elongated countersunk region. This aperture can capture the set-screw within a small range of longitudinal positions, thereby allowing for fine adjustments to be made to align the sidewalls of adjacent post segments joined by the fastening device. | 12-23-2010 |
| 20130243545 | QUICK THREADED ROD LOCKING DEVICES AND METHOD - A threaded rod hanger has quick lock plunger mechanism that includes plunger pieces within a tapered hole in a housing. The plunger pieces have tapered outer surfaces. A spring within the housing presses the plunger pieces toward the narrow end of the bore, with the spring located between the plunger pieces and a back plate that closes off part of a wide end of the tapered bore. The plunger pieces have internally threaded surfaces that engage threads on a threaded rod that is inserted into the bore, between the plunger pieces. Once the threaded rod has been inserted between the plunger pieces and released, the plunger pieces are pushed toward the narrow bore end. This causes the plunger pieces to press inward, automatically causing the internal plunger half threads to engage the external threads on the threaded rod. | 09-19-2013 |
| 20160040707 | ANTI-ROTATION AND PULL RESISTANT FASTENER INSERTS - An insert according to an exemplary aspect of the present disclosure includes, among other things, a body extending along an axis between a proximal portion and a distal portion and a plurality of tabs that protrude radially outwardly from an outermost surface of the body at a location between the proximal portion and the distal portion. | 02-11-2016 |
| 411257000 |
Including material in the nature of (1) a metallic coating, (2) a quantity of fusible metal or (3) a discrete member formed of ductile metal | 4 |
| 20090047092 | COATED FASTENERS - Disclosed are fasteners that include an electrically conductive material and a film-forming composition deposited on at least a portion of the material. The film-forming composition comprises a nitrogen-containing heterocyclic compound. The fasteners are suitable for use with wood that has been treated with a chrome-free copper containing wood preservative. Also disclosed are packages that include a plurality of such fasteners and articles that include a piece of wood in contact with such a fastener. | 02-19-2009 |
| 20090290953 | SCREW AND SCREW FASTENING STRUCTURE - There is provided a screw treated by a chemical conversion coating of trivalent chromium having a torque characteristic approximately equivalent to a screw of a hexavalent chromate treatment. For the purpose, on a surface of a bolt, a zinc plating layer is formed by a zinc plating treatment. On the layer, a chemical conversion coating of trivalent chromium is also formed by a treatment of chemical conversion coatings of trivalent chromium. The coating is formed to be thin and soft so that the zinc-based plating layer can be exposed on the surface due to rubbing off of the chemical conversion coating of trivalent chromium at a contact portion to a fastened member of the bolt by tightening the bolt. | 11-26-2009 |
| 20100119326 | Securing element for screw connections and its use - The invention relates to a securing element for screw connections as an interlayer between the screw head and supporting material and/or between the nut and supporting material, the basic body of the element consisting of a metallic material, to the top side and underside of which hard material particles are fixed, wherein the hard material particles are fixed by means of a metallic binding phase, the thickness of the metallic binding phase being lower than the mean diameter of the hard material particles, so that the hard material particles project out of the metallic binding phase. | 05-13-2010 |
| 20160138642 | Thermal Securing Set Screws - A metal fastener is provided having a first threaded screw portion for engaging a complementary threaded portion of a bore of a metal member at a first temperature, and a sealing portion disposed proximal a distal end of the first screw portion, the sealing portion having a greater coefficient of thermal expansion than the metal member, wherein the sealing portion is configured to thermally expand and provide a seal between the sealing portion and an inner circumference of the bore at a second temperature higher than the first temperature, such that the first screw portion of the fastener is immobile relative to the bore at the second temperature. | 05-19-2016 |
| 411333000 |
By deformation of a threaded element | 4 |
| 20120275878 | Flanged Hexagon Head Bolt - A flanged hexagon head bolt can fasten the bolt by a stable fastening axial force, and can stop rotating the fastened bolt. When the bolt is fastened, a flat bearing face of a circular disk shape flange is brought into face contact with a flat bearing face of a flange portion. Up to the stage, the flanged hexagon head bolt is the same as a bolt which does not have recessed and protruded portions, a variation in a fastening torque is small, and a fastening axial force of the bolt is stabilized. When the bolt is further fastened, the bearing face of the flange portion is inclined, and the recessed and protruded portions of the circular disk shape flange bite an inclined root portion of the bearing face of the flange portion. | 11-01-2012 |
| 20140186135 | THREADED FASTENER - A fastener having a shaft, a threaded portion, a positioning member and a rivet head. The shaft has a first diameter and extends from a first end to a second end. The threaded portion is positioned on the shaft. The positioning member is provided on the shaft proximate the second end. The rivet head extends from the second end of the shaft in a direction away from the first end, with the rivet head having a second diameter which is less than the first diameter of the shaft. The rivet head is configured to be deformed such that the deformed rivet head has a third diameter which is greater than the first diameter, thereby securing the fastener to a mating member which is positioned between the positioning member and the deformed rivet head. | 07-03-2014 |
| 20090191021 | Free spin fastener and connection system - A fastener and a fastener system using the fastener are disclosed. The fastener has an elongated shank having a thread formed at one end and a annular recess formed adjacent the threaded portion to define a leading and trailing abutment surface. The thread guides the fastener into engagement with one or more components having thread engagement features and the annular recess permits the free spinning of the fastener without further tightening after the thread engagement features have advanced past the thread. The fastening system includes the fastener and a component to be fastened having a passageway for accepting the fastener formed by at least two flanges engageable in the thread and engageable in the annular recess of the fastener. | 07-30-2009 |
| 20110262242 | Screw Lock Accessory Retaining Device - Systems, apparatus and methods for an accessory retaining device are described. According to various embodiments, a handle, shaft and flange are configured to provide a rotational interface. With the assistance of threading between the shaft and the handle or other components, rotation of the handle causes axial movement of the shaft and compression of a grommet located about the shaft or flange. Compression of the grommet results in radial expansion. In this way, the accessory retaining device is adapted to secure an accessory to a mounting aperture located on a vehicle or other device when the handle is in a closed position. Other embodiments are described and claimed. | 10-27-2011 |
| 411313000 |
Washer having a deformable portion engageable with a threaded element | 4 |
| 20110027041 | Single Piece Nut Assembly - Self-locking nuts help prevent the nut from backing off of a spindle or other type of threaded shaft. A single piece nut assembly is provided that is self-locking and comprises a nut subassembly and a washer subassembly. Nut and washer subassemblies are secured together, and do not require any special tools for installation or removal. The washer has an edge which is formed/rolled over a lip extending from the bottom edge of the nut when assembled to provide the unitized assembly. The nut and washer are held apart by a spring, such as a wave spring, until the washer contacts the face of the object to which the nut is being secured. At this point the spring is compressed to engage the nut with the washer, and engage holding elements located in the nut with a holding feature located on the washer and prevent movement between the washer and nut. | 02-03-2011 |
| 20120224933 | COMPRESSION SEAL ASSEMBLY - A compression seal assembly that can be installed on a wall without requiring access to both sides of the wall. The compression seal comprises a core member, a split washer, a gasket, and a first nut. The core member includes a cylindrical body and a flange rigidly attached to the cylindrical body. The cylindrical body includes a smooth cylindrical portion separating the flange from a first set of threads. The split washer is helical shaped and has a first end and a second end. The split washer is ramped through the hole until the split washer is entirely on the first side of the wall. A gasket is then inserted onto the smooth cylindrical portion adjacent the second side of the wall, and the first nut is threaded onto the first set of threads. As the first nut is tightened, the split washer, the wall and the gasket are compressed between the flange and first nut. | 09-06-2012 |
| 20130266396 | FASTENER AND FASTENER ASSEMBLY HAVING IMPROVED VIBRATIONAL AND TIGHTENING CHARACTERISTICS - A fastener assembly is provided. The fastener assembly includes a nut having an internally threaded portion and an annulus extending from the nut and configured for receiving the shank of an elongate fastener. A compression collar is configured for deflecting the annulus into at least one of fixed engagement with the shank or to impart a spring bias of the annulus against the compression collar upon tightening of the nut about a working surface. | 10-10-2013 |
| 20140271030 | FASTENING MATERIAL - A fastening material for fastening a fastening object material between itself and a screw, said fastening material includes a burred portion forming a screw hole and projecting in a substantially cylindrical shape in a screw inserting direction, wherein said burred portion has a wave-like shape portion waving in a circumferential direction of the cylindrical shape. | 09-18-2014 |
| 411324000 |
Elastic gripping action | 3 |
| 20100074711 | FINELY ADJUSTABLE ADJUSTING SCREW ARRANGEMENT WITH ARRESTING MEANS AND PLAIN BEARING WITH BEARING PLAY ADJUSTMENT - An adjusting screw arrangement comprising an adjusting screw ( | 03-25-2010 |
| 20120243959 | Elastic nut - The invention provides a type of elastic nut, primary comprising first and second compression slots allowing for compression and connecting strips at the bottom of the retaining nut, with the connecting strips in alternate positions, so that when the retaining nut is used to hold a plug in place on the bolt, and further torque is applied to the retaining nut, the nut is held in place on top of the plug with elastic force, effectively holding the plug in place more tightly. | 09-27-2012 |
| 20160123371 | FASTENING MEANS, ASSEMBLY AND METHOD - The invention relates to a fastening means provided for engaging with factional or positively locking means in a friction or positively locking fashion comprising a protuberance realized as an extrusion, wherein the protuberance projects from a plate expanding along a main plane and having a prime surface facing away from the protuberance and comprises an inner side, wherein the inner side forms a circle having an inside diameter Di in a plane being parallel to the main plane, wherein a first plane being parallel to the main plane includes a circle with the first inside diameter Di′ and a second plane being parallel to the main plane includes a circle with the second inside diameter Di″, and wherein the first plane is closer to the prime surface than the second plane, and wherein the first inside diameter Di′ is greater than the second inside diameter Di″. | 05-05-2016 |
| 411258000 |
Including settable material | 2 |
| 20080292426 | FASTENING DEVICE HAVING A RETENTION ELEMENT AND METHOD OF MANUFACTURE - A fastening device such as a rivet collar that includes a retention element is disclosed. The retention element enhances the retention of a fastener within the fastening device by frictionally engaging the fastener. The retention element comprises a heat resistant base polymer, such as a reactive hot melt, an ethylene acrylic acid copolymer, or a polyethylene polymer blend, that does not melt or become tacky even at high temperatures, and therefore has high stability even under extreme storage conditions. Also disclosed is a method of forming such retention element on a fastening device. | 11-27-2008 |
| 20090232617 | Fastener assembly retention and alignment element - A fastener assembly including a retention and alignment element used in combination with a first component having a cylindrical wall defining a bore and a second component having an elongated shaft for insertion into the bore of the first component. The retention and alignment element comprises a plurality of elongated polymeric protuberances, each having (i) a base fixed to the cylindrical wall of the first component, (ii) a height sufficient so that together the free ends of the protuberances define a passageway that creates an interference fit with the shaft of the second component, and (iii) a length sufficient to maintain the shaft of the second component generally collinear with the axis of the bore of the first component. | 09-17-2009 |
| 411332000 |
Including teeth of the ramp and buttress type on the axially inwardly facing portion of the internally threaded element | 1 |
| 20160160904 | ANTI-LOOSENING BOLT ASSEMBLY - An anti-loosening bolt assembly includes a bolt having a bolt head and a bolt shank; a fixed nut having second threads on an inner circumferential surface thereof; and a washer, wherein the bolt head includes a plurality of locking protrusions, each of the locking protrusions having an inclined locking surface and a vertical locking surface, the washer includes a plurality of stop protrusions, each of the stop protrusions having an inclined stop surface and a vertical stop surface, and a magnetic member is provided in the washer such that the magnetic member maintains a combined state of the washer with an objective member using a magnetic force, so that when a rotational force is applied to the bolt in the loosening direction, the inclined locking surface is stopped by the inclined stop surface, thereby preventing the bolt from loosening and rotating. | 06-09-2016 |
| Entries |
| Document | Title | Date |
|---|
| 20080240884 | Locking device - A locking device is provided that includes a nut having a body portion and an end portion. The end portion has a proximal end proximate to the body portion and a distal end. The nut has an inner surface defining a nut aperture that extends through the body portion and the end portion with the inner surface of the nut being at least partially threaded. The locking device also includes a bolt having a head and a body. The head of the bolt defines a head aperture therein that extends into the body of the bolt. The body of the bolt is at least partially threaded to matingly engage the threaded inner surface of the nut. The body also defines at least one slot therein that is in communication with the head aperture. Slats are disposed along the distal end of the end portion of the nut. The slats are configured to engage the at least one slot defined in the body of the bolt. | 10-02-2008 |
| 20090003961 | DEVICE FOR MOUNTING COMPONENTS ON ONE ANOTHER WITH THE AID OF A CLAMP THAT SLIDES ON ONE COMPONENT - A device for mounting components, such as metal sheets, on one another, includes a clamp with external elastic U-shaped tongues that slide over an edge of a first component, and a section that is located between the tongues and includes an internal thread, and a screw that can engage the internal thread for mounting a second component on the first component. The screw has a thread pitch suitable for plastic materials and a correspondingly small flank angle. The internal thread has a region that is tapped, is located in, and helically extends from the central clamp section. The internal thread has more than one flight and one thread pitch for engaging the thread pitch of the screw thread. | 01-01-2009 |
| 20090311072 | Ihigh crown anti-rotation bolt - The present disclosure shows an anti-rotation bolt for fastening reactor plates to prevent subsequent SCC problems wherein the bolt head has a circumferential series of anti-rotation tabs extending from the head of the bolt which are moved in by a restrainer cone which is placed on top of the bolt to allow its insertion into the plates and is removed for locking the tabs into detents formed in one of the plates to provide anti-rotation. The cone is again moved over the tabs during the removal of same leaving the bolt undamaged and fit for reuse. | 12-17-2009 |
| 20100028101 | Hot pressing process, particularly for providing metal unions for pneumatic, hydraulic and fluid-operated circuits, and metal union obtained thereby - A hot pressing process, particularly for providing metal unions couplings for pneumatic, hydraulic and fluid-operated circuits, and a resulting metal union. The hot pressing process comprising:
| 02-04-2010 |
| 20100232902 | LOCKNUT SYSTEM - A locknut system having a projecting screw threaded member with a first external thread. A nut is mountable on the projecting screw threaded member by means of a corresponding thread. A second different screw thread is formed on the projecting screw threaded member. The second screw thread is of a different hand or a different pitch from the first screw thread. A locking member has a screw thread for engagement with the second screw thread of the projecting screw threaded member and has an engaging surface which can be brought into abutting contact with a corresponding engaging surface on the nut by mating the thread of the locking member with the second thread of the projecting screw threaded member. A coupling member operates to couple the locking member and the nut to substantially prevent relative rotation there between. One of the locking member and the coupling member carries a snap ring which snaps into engagement with a retaining recess provided on the other when the coupling member is mounted in its use configuration, to prevent accidental displacement of the coupling member from the locking member. | 09-16-2010 |
| 20110194911 | ANTI-UNLOCK DEVICE FOR CONNECTOR - An anti-unlock screw device ( | 08-11-2011 |
| 20110222984 | Self-Drilling Bolt and Nut Assembly - A self-drilling bolt and nut assembly includes a nut which has a window to permit visual inspection of the fastener thread upon engagement with the nut. The nut also includes a protective cap or receives a protective cap so that upon threadably engaging the fastener with the nut, the drill tip of the fastener is automatically received in the cap. The nut also has at one end a plurality of projections to enhance the locking engagement. The self-drilling bolt may have an integral washer and employ a clamping plate engageable against the washer. | 09-15-2011 |
| 20120114445 | CAPTIVE SECURING MEANS FOR A SCREW - A captive securing means for a screw has a shaft for holding the screw and a retaining means arranged in the shaft, the retaining means resting, in the inserted state of the screw, at a tangential point on the outer circumferential surface of the screw, the retaining means arranged on the inner circumferential surface of the shaft, and the retaining means extending from the inner circumferential surface of the shaft into the free region of the shaft such that at the tangential point, the angle between the direction of extent of the retaining means and the outer circumferential surface of the screw is <90 degrees. Consequently, the screw is axially moveable in the shaft without the quality of the captive securing means being impaired, and the screw is captively secured in the shaft by the retaining means resting on the outer circumferential surface of the screw. | 05-10-2012 |
| 20120141225 | HOLD DOWN ASSEMBLIES AND METHODS - A nut assembly and a holddown assembly using the nut assembly are described, including methods of manufacture and assembly. The nut assembly may include a body portion having first and second openings with an internal wall extending between them. A rotation-inhibiting wall may be included between the first and second openings. A nut portion configured to move axially within the internal wall of the body portion includes structures for co-acting with a rotation-inhibiting wall to limit or prevent rotation of the body portion and the nut portion relative to each other. A nut portion and a body portion extending around the nut portion have limited axial movement relative to each other due to axial engagement between adjacent surfaces on the nut portion and the body portion. | 06-07-2012 |
| 20120251264 | FASTENER - A fastener for locking two or more sheet sections together comprises a shaft tapered at one end and having a driving head at the other end with a relatively coarse thread running from the tapered end towards the head and a relatively fine thread between the coarse thread and the head. The fine thread has a pitch which is approximately equal to the thickness of the sheet sections and extends from the head for from two to six threads. | 10-04-2012 |
| 20130189051 | HOLLOW ELEMENT FOR ATTACHMENT TO A COMPONENT COMPRISING A COMPOSITE MATERIAL - A hollow element such as a hollow rivet or a nut element for attachment to a component consisting of a composite material such as a fiber reinforced plastic part or a fabric reinforced plastic part is presented. The element has a flange part and a shaft part extending away from the flange part and/or a rivet section, wherein the rivet section, is present, can also be formed at the free end of the shaft part, with the a hollow element furthermore having a central passage, which is optionally provided with a thread cylinder. The hollow element is used in combination with an auxiliary tip which is either inserted from the flange side of the element through the passage, or from the side of the free end of the shaft part of the rivet section into the passage, such that a conically converging region of the auxiliary tip projects from the free end of the shaft part or of the rivet section. | 07-25-2013 |
| 20140010616 | ASSEMBLY FOR CLAMPING AND GROUNDING OBJECTS - In various representative aspects, an apparatus for clamping and grounding an upper and lower solar panel mounting rail is disclosed herein. The apparatus comprises a fastener with an enlarged end, and a shank, with the enlarged end having one or more sharp protrusions that resemble teeth, and a washer with one or more sharp protrusions, and an opening. When installed, the shank is inserted through the opening of the washer, the sharp protrusions of the enlarged end penetrate either the lower or upper mounting rail and the sharp protrusions of the washer penetrate the other mounting rail while at the same time creating a grounding path through the apparatus. | 01-09-2014 |
| 20140086702 | NUT - A nut comprises a metal member including a nut body having an internally threaded portion formed therein and an extension formed on one end of the nut body so as to surround an opening of the internally threaded portion, the metal member being subjected to surface treatment; and a ring member made of a synthetic resin, having an outer peripheral portion united with an inner side of the extension and having a ring inner diameter substantially equal to a minor diameter of the internally threaded portion, the outer peripheral portion being united with the inner side of the extension by insert-molding using the metal member as an insert; wherein the extension has at least one recess formed in an inner portion, and the outer peripheral portion has a rotation-preventing portion fit into the at least one recess, the rotation-preventing portion being formed by the insert molding. | 03-27-2014 |
| 20140308091 | LOCKING BOLT AND METHOD FOR MANUFACTURING SAME - It is an object to provide a locking bolt, which is capable of tightly fixing a member or the like at an extremely high degree of firmness without being loosened even when vibrations are repeatedly applied thereto, and is manufactured in an extremely facilitated manner. The locking bolt includes: a shank section ( | 10-16-2014 |
| 20150132079 | METHOD FOR SOLUTION HARDENING OF A COLD DEFORMED WORKPIECE OF A PASSIVE ALLOY, AND A MEMBER SOLUTION HARDENED BY THE METHOD - A method for method for solution hardening of a cold deformed workpiece of a passive alloy containing at least 10% chromium, which method includes dissolving at least nitrogen in the workpiece at a temperature T1, which is higher than the solubility temperature for carbide and/or nitride and lower than the melting point of the passive alloy, wherein dissolution of nitrogen at temperature T1 is performed to obtain a diffusion depth in the range of 50 μm to 5 mm, and cooling the workpiece after the dissolution step at temperature T1 to a temperature which is lower than the temperature at which carbides and/or nitrides form in the passive alloy, wherein the cooling step takes place in an inert gas not containing nitrogen. Further, a member, such as a lock washer for securing bolts or nuts prepared using the method. | 05-14-2015 |
| 20170234356 | HIGH SECURITY FASTENER WITH BUCKLED SHROUD RETAINER | 08-17-2017 |
