Wire thread insert consisting of a body with a plurality of helically wound windings, in which the plurality of helically wound windings comprises a first end winding and a second end winding which define the body at opposite axial ends, the first end winding has a first integral form-fitting means in a first end section and the second end winding has a second integral form-fitting means in a second end section, so that in an installed state of the wire thread insert a form-fit rotation-inhibiting connection with an adjacent component structure can be produced via the first and the second integral form-fitting means respectively.

A fastening insert made of plastic with a T-shaped configuration consisting of an insert disc and a hollow cylindrical shaft fastened to the insert disc. The insert disc has a plurality of passage openings arranged off-center, at least one of which has an edge projection extending circumferentially continuously or circumferentially in sections, which is formed as toothing and extends on one side or both sides beyond the respective fastening side of the insert disc. This toothing ensures an additional form-fit connection or fixation of the fastening insert in a preferably fiber-reinforced composite material.

A cutting crown fixing for positively locking and non-rotatable fixing of a cutting crown to a holder associated therewith of a comminuting apparatus, in particular a rotor of a comminuting apparatus, including a cutting crown, a cutting crown holder associated with the cutting crown, a screw bolt and a thread insert having a head portion and a shaft portion, wherein the thread insert has a female thread complementary to the male thread of the screw bolt and the cutting crown holder has a through passage for receiving the screw bolt, and in the installed position the thread insert is arranged in positively locking relationship in the axial and tangential direction in a holding opening of the cutting crown associated therewith. The cutting crown holder according to the invention is distinguished in that the positively locking configuration of a peripheral surface of the thread insert relative to the holding opening of the associated cutting crown extends over the entire longitudinal extent of the thread insert, wherein the thread insert is of a rotationally symmetrical configuration over the longitudinal extent of the head portion for providing an axial positively locking relationship with the holding opening and at least over a longitudinal portion has a conical peripheral surface which in the installed position corresponds to a conical receiving portion of complementary configuration of the holding opening and the thread insert in the region of the longitudinal extent of the shaft portion is of a non-rotationally symmetrical configuration for providing a rotational positively locking relationship with the holding opening.

Embodiments of showerhead assemblies and fasteners for use in coupling components of showerhead assemblies are provided herein. More particularly, the fasteners described herein can advantageously be used to connect a gas distribution plate to a backing plate of the showerhead assembly. The fasteners described herein can further advantageously be used to robustly connect components together where the components have different coefficients of thermal expansion.

A screw insert has a body configured to engage a threaded fastener and transmit a torque to the threaded fastener, a separable head connected to the body and a neck extending between body and the separable head. The neck is configured to break causing the separable head to separate from the body in response to a torque applied to the separable head exceeding a predetermined value.

A fastening system including a tool and at least one insert. The tool may include an input shaft having a hardness and an output shaft having the same hardness as the input shaft. The input shaft and the output shaft may be connected to each other and may define an internal tube along a longitudinal axis of the tool. A cylindrical insert may define a receiving tube that is configured to receive the output shaft.

Methods and systems are provided for a housing for a fastener of a vehicle component. In one example, a housing for a fastener includes a central conduit adapted to receive the fastener, and a radial key extending outward from an outer surface of the housing. The radial key is first pressed against a vehicle component in an axial direction of the housing to form a first section of a channel within an interior of the vehicle component, and the key is then rotated against the interior to form an undercut, second section of the channel in a circumferential direction of the housing.

An expansion connector including an expandable casing, a pushing member, a compression spring, and a connecting rod. The expandable casing includes an expansion end and is in the shape of a hollow cylindrical tube provided with an axial hole and an inner wall defining the axial hole. The connecting rod includes a first end, a second end, and a stopper disposed between the first end and the second end. The pushing member, the compression spring and the connecting rod are disposed in the expandable casing; the expansion end is expandable radially outwards with respect to the axial hole; the pushing member is disposed in the axial hole and abuts against the expansion end; the pushing member includes a first male thread, and the inner wall of the expansion end includes a first female thread corresponding to the first male thread.

A cone shaped pin (16) for tower wall attachment is disclosed. The pin comprises a cone (22) with a first head (23) and a second head (24), the first head is larger than the second head. The pin further comprises an internal hole (18a) which is at least accessible from the second head. A system (15) for tower wall attachment and a method for mounting the system are also disclosed. In the case of using the system comprising the pin, tower wall attachment is better and safer than that in the art, and welding is avoid, thus greatly simplifies the process of fixing and improves the performance of the tower.

A method of installing an insert in an aperture of a panel includes inserting a sleeve central portion into the aperture so that a sleeve flange opposes a first side of the panel. The sleeve central portion extends from the sleeve flange. The method further includes inserting a plug central portion into the aperture so that a plug flange opposes a second side of the panel. The plug central portion extends from the plug flange. The method also includes pressing at least one of the plug and sleeve into sliding engagement with the other until the plug and sleeve are installed. When installed, a distal end of the plug is received into a sleeve cavity and resilient beams defined by an extension of the sleeve central portion are elastically deflected by a wall of the plug central portion. The plug flange defines an aperture extending into a plug cavity.