Matches 1 - 50 out of 50


Match Document Document Title
8845253 Threaded fastener  
A fastener includes an elongated body having a first end and a second end, a helical thread having a crest, a root, and flank portions formed on at least a portion of the elongated body, and at...
8696281 Threaded connector with interlock  
A threaded connector includes a base and a threaded male portion projecting axially outward from the base. The threaded male portion is adapted to mate with an associated threaded female socket....
8671547 Fastening member and fastening structure  
A fastening member that exerts a high loosening-inhibition effect is provided. A fastening member 1 has an upper portion 11 on a thread top portion side and a lower portion 12 on a thread root...
8511955 Spiral body lock and method  
A spiral body lock including a mandrel; a sleeve; and at least one of the mandrel and sleeve including a male component, the other of the mandrel and the sleeve including a recess receptive to the...
8128671 Variable flank bone screw  
A bone screw comprising a threaded shank having a longitudinal axis and including a first helical threading extending along a first length of the threaded shank portion and a second helical...
8038376 Connection element for a screwed connection as well as such a screwed connection  
A connection element (1) has a thread (2) that can be made to engage with a mating thread such as, for instance, a nut. The thread includes locking means (3) that acts upon the mating thread. The...
7828500 Threaded engagement element with self-locking threads  
A threaded engagement element comprising a body having a longitudinal axis and a thread adapted to be received by a corresponding thread of a second element. The threads are characterized by a...
7753631 Pitch diameter displaced screw  
A screw comprising a first member having a plurality of alternating first thread ridges and first thread grooves, a ridge width of the first thread ridges being larger than a groove width of the...
7731466 Thread profile modification for controlled stiffness  
The thread form can provide a controlled thread stiffness which can more evenly distribute loads and can be less sensitive to changes in relative pitch. The controlled stiffness of the thread can...
7722304 Thread locking/prevailing torque fastener and fastener assembly  
A thread locking fastener assembly comprising a nut anchor defining an internal thread having a longitudinal axis, a leading face and a trailing face, the internal thread, in axial section, having...
7326014 Interactive fit screw thread  
A threaded fastener includes a curved-line path thread provided in a helical pattern along a shank of the fastener. The curved-line path can be provided on either side of the standard...
7322978 Bone anchors for use in attaching soft tissue to a bone  
Improved bone anchors are disclosed for anchoring one or more sutures attached to soft tissue to a bone. The bone anchor has an anchor body that extends between a distal and a proximal end. A bore...
7246979 Multi-pitch screw, multi-pitch nut, feed screw device using the screw and nut, and method of producing the nut  
A flat portion 12a and a slope portion 12b are provided on a thread 12 of a multi-pitch screw 10 alternately. The flat portion and the slope portion are provided on the thread of a multi-pitch nut...
7214020 Looseness resisting screw and stud hole  
A looseness resisting screw formed with an external thread includes a first thread area having a substantially uniform outer diameter and a second thread area extended from the first thread area...
7156600 Die for, method of making, and fastener with lobed primary thread lead and interposed dual auxiliary thread lead with improved substrate entry end portion  
A threaded fastener comprises a first, primary thread lead, and a pair of second, auxiliary thread leads alternatively interposed between successive threads of the first, primary thread lead,...
7101134 Fastener having multiple lobed thread  
A threaded fastener includes a lead having bosses separated from one another by bases along the thread crest. The lead-in and lead-out profiles of the bosses, and other features of the bosses and...
7101133 Thread-forming screw fastener  
The invention relates to a screw fastener comprising a threaded shank having a force application means for torque transmission and a screw fastener point. The threaded shank consists of a shank...
7044702 Screw with a plurality of screwing angles and mold device for forming the same  
The screw with a plurality of helix angles comprises a first section having a first thread with a first helix angle, at least one third section having a third thread with a third helix angle; and...
7040850 Fastener for use with frangible material  
A metal fastener for frangible material has a threaded shank, a head proximate one end of the shank and a tip at the opposite end. The fastener has a coarse pitch and relatively large ratio of...
7025550 Pull type swage fasteners with removable mandrel  
A pull type swage fastener including a pin and a collar adapted to be swaged into a locking portion on the pin shank and with a removable mandrel being threadably securable in a pull cavity at the...
6974289 Pressure flank screw and fastening system therewith  
A male threaded fastening member is provided with depressions in at least one or several helix wraps of the thread adjacent the head, the depressions extending inwardly from an edge of the thread...
6945566 High-pressure connection device  
A high-pressure connection device with a housing having a receiving opening into which an inlet conduit discharges. A pressure tube connector stub discharges on one end into an end face of the...
6918727 Anchoring screw with double heads and triple threads of different depths of thread  
An anchoring screw with triple threads of different depths of thread especially useful for coupling with a construction hole on a cement wall (or other construction boards and panels) includes a...
6899500 Fastner having multiple-bossed lead  
A threaded fastener includes a lead having bosses separated from one another by bases along the thread crest. Two such leads may be formed such that lead-in profiles for of one lead are disposed...
6464439 Low tolerance threaded fastener  
A threaded member such as a bolt, nut, or pipe has a threaded portion on a body of the member. The threaded portion of the member includes a first threaded section, a second threaded section, and...
6347917 Bolt with column and polygonal pillar to prevent seizure  
The object of the present invention is to prevent the encroaching and the seizure between the bolt and the female screw caused by an oblique screwing of the bolt into the female screw when the...
6120865 Method for producing molding die for synthetic resin lens barrel having a helicoid and for producing the lens barrel  
An inner barrel includes a male helicoid, and an outer barrel includes a female helicoid which can engage with the male helicoid of the inner barrel. The included angle of trapezoidal threads of...
5876168 Thread forms for preventing disengagement between male and female screwheads  
The present invention provides a male screwthread that does not loosen. In a male screwthread that has a thread ridge formed on an outer peripheral surface of an axial portion and a head portion...
5624219 High-strength bolt and high-strength nut  
A high-strength bolt and a high-strength nut is suited for use in combination with a standardized nut and a standardized bolt, respectively. The high-strength bolt and the high-strength nut have...
5580199 Fastening screw  
A fastening screw is provided with a locking function to prevent loosening thereof after being tightened. In one aspect of the invention, the fastening screw has a head having a bearing face; a...
5570983 Reduced-friction screw  
A reduced-friction screw is described. The screw requires less turning torque than a conventional screw to drive it into a workpiece. The shaft of the screw has a reduced-thickness thread that...
5492442 Bone screw with improved threads  
A bone screw having a helical thread with a constant outside diameter and curling around a tapered core. The fine screw tip and thread at the tip of the screw can be inserted into a bone with...
5123793 Tapered locking nut  
A locking nut is provided by forming a straight cylindrical bore through a body, forming a tap with uniform teeth, the tips of which taper at a shallow angle toward one end of the tap, and tapping...
4653968 Adjustable abutment assembly  
A hood bumper assembly which may be used, for example, to adjustably align the hood of an automobile with the adjacent fenders as the hood is brought down into locked engagement over the engine...
4549754 Tool joint  
A tool joint in which different tapers on the threads result in an artificial change in pitch and a radial interference and an asymmetric root cut on a larger radius than conventional API threads...
4288189 Threaded insert  
A threaded insert and method for making same which is particularly usable when fixedly positioned within a base material which itself is molded about the threaded insert, the threaded insert...
4258768 Fastener assembly  
An improved fastener assembly includes an externally threaded member or bolt having a thread convolution with a relatively long trailing flank surface and a relatively short leading flank surface....
4254809 Two-piece rivet  
A two-piece rivet assembly comprising a shank member and a collar. The shank member includes a head, a cylindrical shank, and a helical thread with a substantially constant pitch, but with a crest...
3972359 Vibration resistant fastener  
A vibration resistant threaded fastener such as a set screw and method of forming the fastener wherein the load bearing flank of the thread surface of the screw is provided with a series of...
3762745 CONNECTION MEMBERS WITH HIGH TORQUE CARRYING CAPACITY  
Connection members are disclosed for withstanding large torques but requiring relatively small make-up or breakout torques. They utilize threaded boxes and pins having their threads spaced to...
3664400 LOCKING SET SCREW  
A locking set screw is provided by forming a screw with threads of conventional configuration and then rolling two or more of the thread crests on a taper. The taper-rolled threads bite into the...
3554582 SAFETY FITTING ATTACHMENT ASSEMBLY EMBODYING COMPONENTS WITH DISTORTABLE THREAD MEANS  
3530920 SELF-LOCKING THREADED FASTENERS  
3520344 SELF-LOCKING SCREW THREAD  
3464473 SCREW THREAD LOCK  
3439722 NUT AND BOLT ASSEMBLY  
3351115 Thread-forming and fastening screw  
3142239 Mount for photographic objectives  
2901019 Self-tapping and self-locking externally threaded fastener having locking section of greater pitch  
2867786 Mounting means for carbon electrodes or graphite electrodes  

Matches 1 - 50 out of 50