Patents for October 2026

Screw and a Method of Manufacturing
US Patent 12,734,576
Published September 15, 2026
Inventor: Ramachandra Kumar, Bengaluru, India
The present disclosure provides an improved screw and method of manufacturing thereof. The method comprising the steps of manufacturing 101 the screw body by cold forging process using ferrous alloy, making 102 a hole 301 on the screw head 201 to form a base of the hole and a wall thickness 501 of the screw head 201 for providing an internal drive, forming 103 a layer 602 of hard ferrous alloy in the hole 301 with the screw head 201 wherein the layer 602 having high hardness than the screw body 200, optionally smoothening 104 the layer 602 using a conventional process and machining 105 the layer 602 to obtain the internal drive 601 thereby achieving increase in hardness and wear-resistance of the internal drive 601.

Hidden Fastener Unit and Related Method of Use
US Patent 12,735,900
Published September 15, 2026
Inventors: Roger A. Vandenberg, Hudsonville, MI, USA; and Todd E.A. Schwartzkopf, Hudsonville, MI, USA
Assignee: National Nail Corp., Grand Rapids, MI, USA
A fastener unit and related method for securing a board to a support is provided. The fastener unit includes a spacer block, a grip element extending from the spacer block and configured to fit in and engage a groove of the board and one or more board engagement elements. The board engagement elements can engage the groove of the board, thereby securing the spacer block in a position adjacent the groove to establish a gap between the board and another board. Related methods of use also are provided.

Screw
US Patent 12,736,077
Published September 15, 2026
Inventors: Kou-Tsair Su, Kaohsiung City, Taiwan; and Chen-Long Su, Kaohsiung City, Taiwan
Assignee: Taiwan Shan Yin International Co., Ltd., Kaohsiung City, Taiwan
A screw includes a shank, a head and a drill portion joined to opposite ends of the shank, thread convolutions spiraled on the shank, ribs protruding from the shank, a discharging portion formed between any two adjacent ribs and cutting portions formed on the thread convolutions. Each thread convolution has two thread flanks converging at a thread crest and forms respective thread roots by which different vertical distances are defined. One of the thread flanks includes flank sections having different flank angles. Therefore, the thread convolutions are asymmetric. The discharging portion has two inclined surfaces connected to the ribs and an accommodation groove formed therebetween.

Anchor Bolt
US Patent 12,736,076
Published September 15, 2026
Inventor: Isamu Arai, Nara, Japan
Assignee: A&S System Co., Ltd., Nara, Japan
An anchor bolt (11) including: a taper bolt (21) that is, with a screw thread formed on an outer peripheral surface, inserted in an anchor hole (91); a sleeve (25) that is attached to the taper bolt (21) and includes locking pieces (252) that are, in a state of being disposed in the anchor hole (91), locked to an inner side surface of the anchor hole (91); an annular expansively openable ring (26) attached to the taper bolt (21) at a position closer to a tip side of the taper bolt (21) than the sleeve (25) and divided in a peripheral direction; and a cone portion (27) configured to expand the expansively openable ring (26) radially outward by being pushed into an inner hole of the expansively openable ring (26).

Threaded Fastener
US Patent 12,736,078
Published September 15, 2026
Inventor: Wen-Pin Huang, Kaohsiung, Taiwan
A fastener includes a bolt including a head, a threaded shank having a bare section proximate the head, an intermediate grooved section and an end section; and a hollow member including a head and a malleable shank having a plurality of holes through the shank. The grooved section includes a plurality of longitudinal grooves and a plurality of arcuate troughs between two of the adjacent grooves. The end section includes a plurality of projections arranged in a plurality of spaced, annular sets and a plurality of cavities arranged in a plurality of spaced, annular sets. Each cavity is disposed between two of the adjacent projections. Each projection is disposed between two of the adjacent cavities.

Fastener, Fastening Assembly and Method of Installing a Fastener
US Patent 12,729,707
Published September 8, 2026
Inventor: Jonathan Brewer, Letchworth Garden City, UK
Assignee: Avdel UK Limited, Woolston, UK
A method of installing a fastener to a structure with a first and a second workpiece, fastening assembly and fastener is disclosed herein. Provided is a stud having a head and a shaft. The head and shaft extend along a longitudinal axis (X) and define a shaft length (Ls), wherein the shaft comprises a locking portion, the locking portion defining a shaft diameter (Ds). A collar is adapted to be fitted over the locking portion of the shaft and includes a first collar end, a second collar end and a central through bore which extends from the first collar end to the second collar end. The central through bore is defines a bore diameter (Db) and a main portion is adapted to be swaged onto the locking portion. A ratio of the bore diameter (Db) to the shaft diameter (Ds) is above 1.10:1.

Fastener System With Enhanced Wear Resistance Features for Abrasive Environments
US Patent 12,723,614
Published September 1, 2026
Inventors: Phil Kooima, Rock Valley, IA, USA; and Nicholas Vande Waerdt, Rock Valley, IA, USA
Assignee: Kooima Ag, Inc., Rock Valley, IA, USA
A fastener may include a threaded shank and a head having a crown having a crown surface. The crown surface may define a crown plane with a central portion and a peripheral portion. The head further having a perimeter for being engaged by a tool for manipulating the fastener. The fastener having a protective coating positioned on the crown of the head and being positioned on the peripheral portion of the crown. The head and the shank may be formed of a first material having a first hardness measurement and the protective coating may be formed of a second material having a second hardness measurement. The second material may be different than the first material and a magnitude of the second hardness measurement may be greater than the magnitude of the first hardness measurement.

Simple Two-Side Fasteners for Vehicle Battery Pack Housings
US Patent 12,722,469
Published September 1, 2026
Inventors: Deming Leo Luo, Shanghai, China; Xingjia Li, Shanghai, China; Xiu Mi Song, Shanghai, China; Zi Ye Wang, Shanghai, China; and Junjun Kieran Ji, Shanghai, China
Assignee: FCA US LLC, Auburn Hills, MI, USA
A support for a vehicle battery housing has a support body with a fastener receiving portion and a retaining portion. The fastener receiving portion has a bore and a seal. The retaining portion has a stem to secure with a reinforcement beam of the battery housing.
Hollow Wall Fastener
US Patent 12,716,444
Published August 25, 2026
Inventor: Greg M. Crow, Corona, CA, USA
Improvements in a hollow wall fastener that uses a cylindrical outer casing with an outer lip to distribute vertical load stress to the wall more efficiently by reducing high-load stress points and centering mass nearer the wall. The fastener uses arms that deploy and install in a reaching and spreading motion that allows the center of tension and load to remain closer to the wall. The housing uses channeled grooves that align the arms with the cylindrical outer casing. The fastener is adjustable prior to installation to set the thickness of the wall for an optimal grip. The arms secure the fastener by direct pressure applied from opposite directions along the z-axis, perpendicular to the interior wall. The arms can be retracted back into the cylindrical outer housing for removal of the fastener from the wall, ceiling or floor.

Fastener for Temporarily Securing Components
US Patent 12,710,067
Published August 18, 2026
Inventors: Anthony Ruh, Washington, DC, USA; and Cameron Crow, Renton, WA, USA
Assignee: Blue Origin Manufacturing, LLC, Huntsville, AL, USA
Toggle bolts are disclosed herein. In one aspect, a fastener configured to temporarily secure a component to a support structure during installation of the component. The fastener includes a proximal portion configured to selectively engage and disengage a hole in the support structure. The fastener also has an intermediate portion having a plurality of retention arms. Each of the retention arms is configured to transition between a resting configuration and a compressed configuration. The fastener also includes a distal portion configured to guide traversal of the fastener through the hole in the component.

Threaded Fastener
US Patent 12,710,069
Published August 18, 2026
Inventor: David Dinis, Puteaux, France
Assignee: Goodrich Actuation Systems SAS, Vernon, France
A threaded fastener comprising a first threaded part defining an axis, A, from a first end to a second end thereof, the threaded part having a radially inwardly extending thread along a portion thereof between the first and the second end and a non-threaded portion between the thread and the second end. The fastener also has a second threaded part defining an axis from a first end and a second end thereof and having a radially outwardly extending thread along a portion thereof between the first and the second end and a non-threaded portion between the thread and the first end. The fastener also includes a compressible part arranged to provide an axial load to one of the first and the second threaded parts when the parts are fastened together.

Stud Bolt
US Patent 12,704,147
Published August 11, 2026
Inventors: Shingo Torii, Kyoto, Japan; Keiichi Miyata, Kyoto, Japan; and Satoshi Shirahase, Kyoto, Japan
Assignee: Nittoseiko Co., Ltd., Kyoto, Japan
A stud bolt to be fixed, in a retained state and a rotation stop state, to a mounting target plate includes a head, a screw shaft portion, a rotation stop portion, an annular groove and an annular protrusion. The mounting target plate is to be sandwiched between a bearing surface of the head and the annular protrusion. A recessed portion recessed toward an upstream side in a screw advance direction is formed at the rotation stop portion.

Method for Fastening Piercing Nut to Stacked Body of Plate-Shaped Workpieces
US Patent 12,704,146
Published August 11, 2026
Inventors: Tsuyoshi Kojima, Aichi, Japan; Kazuki Akatsuka, Aichi, Japan; Kouji Murakami, Aichi, Japan; Kenichirou Araki, Aichi, Japan; and Naoki Shimada, Aichi, Japan
Assignee: Aoyama Seisakusho Co., Ltd., Niwa-gun, Japan
A fastening method capable of fastening a piercing nut to a stacked body in which a plurality of plate-shaped workpieces are stacked so as to develop a high fastening strength. A fastening method of a piercing nut 1 includes: a first clinching step of fastening a piercing nut 1 to a first plate-shaped workpiece W.sub.1 by punching out the first plate-shaped workpiece W.sub.1 in a circular shape and extending a peripheral area of the punched portion in a circumferential cavity 4 of the piercing nut 1; and a second clinching step of punching out a second plate-shaped workpiece W2 in a circular shape and extending a peripheral area of the punched portion on an outside of an extended portion W.sub.1f of the first plate-shaped workpiece W1 in the circumferential cavity 4 of the piercing nut 1.

Blind Rivet Element
US Patent 12,692,896
Published July 28, 2026
Inventor: Paul Hanratty, Southampton, UK
Assignee: BBA S.r.l.,
Centobuchi di Monteprandone (AP), Italy
A blind rivet element has a head portion and a shank adjacent to the head portion in an axial direction. The shank has an internal thread or a connecting portion for a threaded bolt and a deformation portion between the internal thread or the connecting portion for the threaded bolt and the head portion for forming a closing head when the deformation portion is deformed. The head portion has a radially outer region formed spaced apart from the shank in a radial direction. The head portion has at least one first protrusion protruding in the axial direction formed exclusively in the radially outer region of the head portion and/or the head portion has at least one second protrusion protruding counter to the axial direction formed exclusively in the radially outer region of the head portion.

Fastener for Expandable Barrier
US Patent 12,692,891
Published July 28, 2026
Inventor: Philip Forrest Smith, Nottingham, UK
Assignee: Brady Groupe SAS, France
The present disclosure provides a fastener including (A) a female pin with a first annular wall with a first end and a second end; at least one female arm extending from the first end of the first annular wall, the female arm having a proximal end, a distal end, a female arm outer surface and a female projection at the distal end that extends from the female arm outer surface; and a ledge at the second end of the first annular wall; and (B) a male pin with a second annular wall having a first end, a second end and an outer diameter; at least one male arm extending from the first end of the second annular wall, the male arm having a proximal end, a distal end, a male arm outer surface and a male projection at the distal end that extends from the male arm outer surface; and an annular projection at the second end of the second annular wall, the annular projection having an outer annular diameter that is greater than the outer diameter of the second annular wall. The male pin extends through the first annular wall of the female pin, such that the male projection contacts the ledge.

Fastener Systems and Methods for Joining Multiple Substrates of Workpiece
US Patent 12,692,884
Published July 28, 2026
Inventors: Farahnaz Sisco, Mukilteo, WA, USA; and Nathan A. Muntz, Everett, WA, USA
Assignee: The Boeing Company, Arlington, VA, USA
A fastener system for joining substrates of a workpiece with working and blind sides includes a binding barrel and a bolt. The binding barrel includes a cylindrical body with a proximal end, a distal end, a central bore and a flange. The central bore includes a counterbored portion and a threaded portion with internal threads. The binding barrel is inserted in a joining bore from the blind side. The barrel flange limits insertion of the binding barrel. The cylindrical body includes an outer surface with a lubricious coating. The bolt includes a head portion, a threaded portion and a shank portion. The bolt is inserted in the joining bore from the working side. The threaded portion engages with the binding barrel. As the bolt becomes fully engaged, the bolt causes radial expansion of the binding barrel and the binding barrel provides an interference fit within the joining bore.

Torque Limiting Fastener
US Patent 12,687,190
Published July 21, 2026
Inventor: Alexandre Tasse Roy, Varennes, Canada
Assignee: Pratt & Whitney Canada Corp., Longueuil, Canada
An adjustable torque limiting fastener has a shank extending along an axis from a proximal end to a distal end. The fastener has a head at the proximal end of the shank. A torque limiter is integrated between the head and the shank. The torque limiter is operable to rotatably decouple the head from the shank when a torque applied to the head exceed a maximum torque. The maximum torque is set by a spring plunger integrated to the head for friction engagement with the proximal end of the shank.

Fastener Tightening Control System in an Assembly and Method for Controlling the Tightening of a Fastener in an Assembly
US Patent 12,686,086
Published July 21, 2026
Inventor: Clément Rousseau, Osny, France
Assignee: LISI Aerospace, Paris, France
A system for controlling the tightening (10) of a fastener (12) in an assembly (36). The fastener (12) has a rod (14) and an assembly member (16). The control system (10) includes a first measuring device (44) suitable for measuring a first parameter representative of the temporal response of the rod (14) to ultrasonic excitation, a second measuring device (46) suitable for measuring a second parameter representative of the frequency response of the rod (14) to ultrasonic excitation and a calculator (48) suitable for determining a value of the rod tightening (14) as a function of at least the first parameter and the second parameter.

Adjustable Height Fastener
US Patent 12,687,186
Published July 21, 2026
Inventors: Scott Marley, Edmands, WA, USA; Glen Shaw, Colorado Springs, CO, USA; Jakob J. Vetter, Snohomish, WA, USA; and Lance Allan McWilson, Falcon, CO, USA
Assignee: B/E Aerospace Inc., Winston Salem, NC, USA
An adjustable height fastener may have a fixed load-bearing member connectable to a fixed structure and an adjustable load-bearing member connectable to the fixed load-bearing member at different locations along a first axis. An adjustment locking member is connectable to both the fixed load-bearing member and the adjustable load-bearing member to fix the fixed load-bearing member and the adjustable load-bearing member in a first location along the first axis.