Patents for April

Adhesive Compositions for Anchoring Fasteners
US Patent 12584049
Published March 24, 20026
Inventors: Desiree Nicole Snyder, Metamora, MI, USA; David Carlson, Rochester Hills, MI, USA; and Alexis Leigh Ferrier, Oak Park, MI, USA
Assignee: H.B. Fuller Company, St. Paul, MN, USA
An ultraviolet-curable (UV-curable) adhesive composition is disclosed. The adhesive composition comprises: A) an epoxy curing agent component; B) a microencapsulated epoxy resin component; C) an expansion agent component; D) a binder component; and E) a photoinitiator component. The adhesive composition is useful for forming an adhesive. In various embodiments, the adhesive composition is in the form of a stick. The adhesive composition is useful for securing a fastener (e.g. in a borehole).

Torque-Limiting Nut for a Break-Off Bolt
US Patent 12584510
Published March 24, 2026
Inventor: Julien Dossmann, Gevrey-Chambertin, France
Assignee: Tyco Electronics Simel, Gevrey-Chambertin, France
A torque-limiting nut for a break-off bolt includes a thread section having an internal thread, a head section having an abutment shoulder extending further toward a radial inward direction than the internal thread and a predetermined breaking area separating the thread section and the head section. The abutment shoulder is arranged adjoining to the predetermined breaking area.

Heat Dissipation Bolt
US Patent 12580374
Published March 17, 2026
Inventors: Edward Jin, Suzhou, China; Du Cheng, Suzhou, China; and Sunny Pan, Suzhou, China
Assignee: Suzhou Littlefuse OVS Co., Ltd., Suzhou, China
A power distribution unit includes a fuse, a relay, a busbar and a heat dissipation bolt. The fuse and the relay each have one terminal. The busbar is located between the fuse and the relay and connects to the two terminals. The heat dissipation bolt connects the busbar to a housing of the power distribution unit and includes two threaded bolts, one going through the busbar and the other going through the housing.

Quick Install Angle-Adjustable Post Holder with Supporting Soil Screws
US Patent 12577803
Published March 17, 2026
Inventor: Thomas Ellis Stanley Haskins, Holbrook, MA, USA
The herein referenced innovative technology is a quick-install, multi-angle adjustable post holder with supporting soil screws that enables a user to install said post very quickly and even uninstall, move and reinstall very quickly without any digging or concrete work and on a wide variety of angles of ground surfaces. Said post holder includes a generally rigid base with holes to receive post holder stabilization and retention soil screws that are screwed through said holes into a ground surface and which keep said base fixed to the ground and having two or more adjustable and lockable pivoting clamps, a first and upper of which clamps onto and holds said post to said clamp and is adjustable infinitely within a possible 180 degrees which clamp is attached to a second and lower adjustable and lockable pivoting clamp that is adjustable infinitely within a possible 180­­ degrees perpendicular to said 1.sup.st clamp adjustable angles and which is attached to said a top of post holder base.

Multi-Piece Locking Fastener Assembly Such as for Securing a Wheel Rim to a Vehicle Hub
US Patent 12571420
Published March 10, 2026
Inventor: Earl Allen Size, Jr., Rochester Hills, MI, USA
A multi-piece locking fastener having an intermediate component exhibiting a plurality of interior threads arrayed in a first direction. A first fastener has a first enlarged head and a first stem exteriorly threaded in the first direction. A hollowed interior is formed in an end of the stem and exhibits a further plurality of interior threads extending in a second direction opposite the first direction. A second fastener has a second enlarged head and a second stem, upon which is configured a second exterior thread pattern extending in the second direction. The first fastener is installed through the intermediate component from a first direction, with the second fastener rotationally inter-engaging the exposed interior threads of the first fastener in the second direction until the second enlarged heads contact the intermediate component, with loosening of either of the first and second fasteners being prevented.

Photovoltaic Panel Fastener and Photovoltaic Panel Module Mounting Device
US Patent 12573977
Published March 10, 2026
Inventors: Rian Ye, Zhejiang, China; and Antoine Le Gall, Fontaine, France
Assignee: A. Raymond, Grenoble, France
A photovoltaic panel fastener and a device for mounting a panel module. The panel fastener, capable of cooperating with threaded fasteners to attach an assembly frame of the panel to a support structure, includes: a main body; a threaded connector extending perpendicularly to the body and having a passage for receiving the threaded fastener, and the inner wall of the passage of which is provided with an inner thread; a pair of clamping elements extending from the end surface of the body and being disposed along the first direction and symmetrical with respect to the central axis of the threaded connector; and a pair of support elements being disposed along the second direction and symmetrical with respect to the central axis. Each support element is connected to a clamping element and extends beyond the free end of the clamping element.

Screw Hole Adapted for Different Screws
US Patent 12569284
Published March 10, 2026
Inventor: Manfred Wieland, Kiel, Germany
Assignee: Stryker European Operations Limited, Carrigtwohill, Ireland
An intramedullary nail includes a body extending from a proximal end to a distal end, the body defining a transverse bore extending through the body along a transverse bore axis, the transverse bore having a threaded first segment with a negative thread defined by a first segment root diameter and a first segment outer thread diameter, the transverse bore having a threaded second segment with a negative thread defined by a second segment root diameter and a second segment outer thread diameter, wherein the second segment root diameter is larger than the first segment root diameter. A surgical assembly includes the intramedullary nail and a locking ring configured to be disposed within the annular recess.

Fastener Standoff Mount
US Patent 12571415
Published March 10, 2025
Inventors: Ned C. Bowers, Mount Dora, FL, USA; and Russell Ortner, Apopka, FL, USA
A standoff mount (10), including: a base (12) having: a flange (14) that defines at least part of a flat bottom surface (30); and a raised portion (16) that extends upward from the flange and that comprises a top end (12A) facing opposite the flat bottom surface; a recess (18) that is recessed into the flat bottom surface and that comprises two parallel flat surfaces (18B, 18C) that are dimensioned to trap therebetween a hex head of a conventional fastener and thereby prevent rotation of the hex head; and a cylindrically shaped aperture (20) that originates at the recess, that extends through the top end of the raised portion, that is aligned with the recess, and that comprises a diameter which corresponds to a diameter of a threaded stud of the conventional fastener.

Washer Device
US Patent 12560194
Published February 24, 2026
Inventor: William Tulloch, Bristol, Great Britain
Assignee: Airbus Operations Limited, Bristol, Great Britain
A washer device is disclosed including two annular components each having a main face arranged to contact the main face of the other component. Each main face has surface regions of different levels along an axis of the component, such as a step and/or a helical ramp. Relative rotation of one component with respect to the other about their common axis alters the effective thickness of the washer device. The washer device 1 further includes at least one radial projection on one of the annular components arranged to engage with a corresponding notch on the other annular component such that the annular components may be oriented in predetermined angular positions corresponding to different predetermined effective thicknesses of the washer device.

Recessable RFID Fastener
US Patent 12561547
Published February 24, 2026
Inventor: Jonathan M. Butler, Gainesville, GA, USA
Assignee: VenaResources, Inc., Plano, TX, USA
A RFID fastener including a radio frequency transparent body that encloses a RFID module that includes a microchip for storing data and an electrically coupled antenna. The RFID module is embedded or otherwise secured into the body of the fastener and configured to receive and transmit a RF signal. Optionally, the RFID module can be disposed within a washer that is configured to be mounted to a substrate by a conventional fastener, such as, for example and without limitation, a screw, a nail and or a staple.

Nut Turning Tool and Fitting Nut Turning Method
US Patent 12553553
Published February 17, 2026
Inventors: Yoshitada Doi, Koshigaya, Japan; Yuzuru Okita, Tsukubamirai, Japan; Yoji Niimi, Tsukubamirai, Japan; Hirofumi Ueda, Moriya, Japan; and Tsugumichi Fujiwara, Moriya, Japan
Assignee: SMC Corporation, Tokyo, Japan
A fitting nut made of a resin material includes: a hollow, large-diameter tube portion having a female thread formed on its inner peripheral wall; and a small-diameter tube portion that is continuous to the large-diameter tube portion and having a hollow cylindrical shape with a smaller diameter than the large-diameter tube portion. The small-diameter tube portion includes, in the outer peripheral wall thereof, a plurality of engagement grooves that are depressed inwardly in the diameter direction of the small-diameter tube portion and extend along the longitudinal direction that is orthogonal to the diameter direction.

Fastener System with Stabilizer Ribs and Square Drive
US Patent 12551992
Published February 17, 2026
Inventor: Gary Dilling, Gardiner, MA, USA
Assignee: Phillips Screw Company, Amesbury, MA, USA
Fasteners, drivers, punches, fastener systems, and methods of making fasteners, drivers, punches and fastener systems are disclosed herein. The fasteners, drivers, punches and fastener systems include, in one example, stabilizing ribs and corresponding recesses.

Quick-Latch Clamp with Constraining T-Bolt
US Patent 12553549
Published February 17, 2026
Inventors: David Reyes Lopez, Cd. Juarez, Mexico; Miguel Angel Gallegos de la Peña, Cd. Juarez, Mexico; and Julia A. Vang, Shelby Township, MI, USA
Assignee: Norma U.S. Holding LLC, Auburn Hills, MI, USA
A T-bolt clamp includes a circumferentially extending band and a fastening assembly that employs a T-bolt to tighten the clamp by turning a nut to draw loop ends of the band toward each other. One of the loop ends includes a slotted opening that permits a head of the T-bolt to be inserted and removed without removing the nut from the T-bolt. The fastening assembly is configured to constrain first and second bearing loops of the slotted loop end against movement away from each other during tightening of the clamp. Protrusions on the head of the T-bolt can be used to perform the constraining function by engaging slots in the bearing loops.

Breakaway Threaded Fasteners
US Patent 12546357
Published February 10, 2026
Inventor: Charles L. York, III, Bow, NH, USA
Assignee: Hubbell Incorporated, Shelton, CT, USA
A breakaway threaded fastener is provided that includes a hollow stud, a pin and a cap. The stud has a hollow cavity, a closed end, an open end with an upper surface, a wall and an outer surface, which includes an external thread. The pin is in the hollow cavity with a first end at the closed end of the hollow stud and a second end proximate the open end of the hollow stud. The cap has another hollow cavity with a closed end, an open end, an inner surface and an internal thread. The cap is threadably engaged to the open end of the hollow stud via the internal and external threads so that the second end of the pin abuts the inner surface of the cap with a gap remaining between the upper surface of the hollow stud and the inner surface of the cap.

Threaded Fastener and Connector
US Patent 12540640
Published February 3, 2026
Inventor: Rick Anderson, Minneapolis, MN, USA
Assignee: Process Displays LLC, Minneapolis, MN, USA
A screw includes a head having and a stem with spaced apart threads. The thread of the thread of the screw includes flat spots and sloped section, and is sized, such that it can securing attach through a hole in the pegboard without damaging the hole despite the thread being wider than the hole.

Cam Bolt Assembly
US Patent 12540637
Published February 3, 2026
Inventors: Choonghee Rhew, Incheon, South Korea; Jonghak Park, Gyeonggi-do, South Korea; Taeseok Kee, Incheon, South Korea; and Jungwoo Yu, Seoul, South Korea
Assignee: GM Global Technology Operations LLC, Detroit, MI, USA
A cam bolt assembly comprising a bolt having a first end and a second end spaced from the first end with respect to a bolt axis. The bolt includes a first groove and a second groove spaced from the first groove with respect to the bolt axis, a first cam coupled to the bolt, a second cam coupled to the bolt, a first key arranged in the first cam and selectively engageable with the first groove and a second key arranged in the second cam and selectively engageable with the second groove.