Abstract: An umbrella part metallic sodium insertion device for inserting rod-shaped metallic sodium into a hollow part of a hollow valve; a melting device for melting the metallic sodium in the hollow part by inserting a push rod from an opening into the hollow part of the hollow valve, in which the metallic sodium has been inserted by the device, and, while pushing the rod-shaped metallic sodium in the hollow part, heating the umbrella part to a temperature at which the metallic sodium is melted; a stem part cooling device for cooling a stem part of the hollow valve, in which the metallic sodium has been melted by the melting device, to a temperature lower than the temperature at which the metallic sodium is melted; and a stem part metallic sodium insertion device for inserting rod-shaped metallic sodium into the hollow part which has been cooled by the device.

Abstract: Electrically powered crimp tools are described. Also described are methods of operating the tools and methods of crimping. The tools include a housing, an electric motor, a roller screw assembly, and a jaw assembly. In particular versions of the tools the jaw assembly includes a cam linkage member that is manually displaced by a user to more easily open the jaws after performing a crimp.

Abstract: A medical device includes a balloon expanded scaffold crimped to a catheter having a balloon. The scaffold has a network of rings formed by struts connected at crowns and links connecting adjacent rings. The scaffold is crimped to the balloon by a process that includes using protective polymer sheaths or sheets during crimping, and adjusting the sheaths or sheets during the crimping to avoid or minimize interference between the polymer material and scaffold struts as the scaffold is reduced in size.

Abstract: A method for producing a flat spiral spring formed as an annular disk-shaped segment, wherein a strip-shaped material is supplied in a tangential alignment to the lateral surface of the drum such that a lateral wall which determines the thickness of the strip-shaped material rests against some sections of a contact surface on the lateral surface of the drum. The contact surface of the drum has a radius which substantially corresponds to an internal radius of the strip-shaped material, and at least one deflecting device is aligned at a distance to the drum such that the strip-shaped material is guided in a forced manner between the drum and the deflecting device, and the strip-shaped material is bent so as to follow the drum by means of the deflecting device.

Abstract: An apparatus for trimming a sheet metal panel in a die set. A grinding tool including a grinding wheel driven by a rotary drive is used to grind away a shear affected zone from the trimmed edge formed by the trim steel. The grinding tool is disposed within a cavity defined by the reciprocating die and is oriented to grind away a shear affected zone as the reciprocating die moves the grinding tool into engagement with the trimmed edge.

Abstract: The present invention provides various aspects for supporting multilevel fabricators. In some examples, the multilevel fabricators may include a cleanspace region for moving work material. In some examples, panels of filters may be positioned to support the cleanspace. In some embodiments existing processing equipment and automation are placed into the new environment. In other embodiments the processing equipment is placed and new automation equipment is used. Automated tool placement equipment may be used to place the equipment. In some examples, automated tool handling equipment may be used to remove and replace processing equipment into the multilevel fabricator.

Abstract: A personalized prosthesis for implantation at a treatment site of a patient includes a self-expanding mesh or membrane having collapsed and expanded configurations. The collapsed configuration is adapted to be delivered to the treatment site, and the expanded configuration engages the personalized prosthesis with the treatment site. The mesh or membrane is personalized to match the treatment site in the expanded configuration, and has an outer surface that substantially matches the treatment site shape and size. The self-expanding mesh or membrane forms a central lumen configured to allow blood or other body fluids to flow therethrough. Methods of manufacturing and delivery of the personalized prosthesis are also disclosed.

Abstract: A method of making a fluid channel in a printhead structure includes positioning a printhead die on a carrier; compression molding the die into a molded printhead structure; compression molding a first segment of a fluid channel into the molded printhead structure simultaneously with compression molding the die; and materially ablating a second segment of the fluid channel to couple the channel with a fluid feed hole in the die.

Abstract: Particular embodiments described herein provide for modular device assemblies and methods for enabling maintenance and servicing, particularly by an unmanned aerial vehicle. A device assembly comprises a plurality of modules, each module having control circuitry, a communications port and contact points to couple the modules. When the modules are coupled, the communications ports are connected to create a bus for communications between the modules. The modular device structure where modules are removable and replaceable allows for an unmanned aerial vehicle to perform maintenance on the device.

Abstract: A tubular member connection system includes a pin having a central axis, external pin threads, and an annular pin lip at a shoulder surface. A box has internal box threads and an annular box lip at an end surface of the box. The box threads are shaped to mate with the pin threads to releasably secure the pin to the box. A recess is formed in an outer diameter surface of the pin and extends in an axial direction from the pin lip. An anti-rotation key is located within the recess and has a row of teeth along an outer edge. A fastener retains the anti-rotation key in the recess. A circumferentially extending series of grooves on the box lip are sized to engage the teeth and resist a rotation of the pin relative to the box in an unscrewing direction when the pin is releasably secured to the box.

Abstract: A joining device, in particular a self-piercing rivet tool, is disclosed that is operated with the assistance of different drive steps. These drive steps comprise at least one movement step with a fast punch speed, and a power step with a low punch speed and strong punch force. In combination with the joining device, a clamping device module is use that, based on the at least one spring in the clamping device module, generates discernible threshold values in the force/punch path diagram, with the assistance of which a switchover between different drive steps of the joining device is activated. Moreover, the present disclosure relates to a joining method for the above-described joining device.

Abstract: A headliner assembly apparatus includes an input delivery device attempting to deliver an input related to a predetermined headliner to a controller that is in communication with the input delivery device. An indexing assembly is in communication with the controller, wherein the indexing assembly positions at least one headliner detail in an installation position in response to the input related to the predetermined headliner. A headliner support is adapted to position the predetermined headliner, wherein the predetermined headliner is placed on the indexing assembly, and wherein the headliner is placed to engage the at least one headliner detail in the installation position. A detail installing assembly couples the at least one headliner detail in the installation position to the predetermined headliner.

Abstract: The present disclosure describes a method for discharging a hydrogen storage system that is found in the annular space of a receiver tube, in particular for solar collectors, wherein the annular space is formed at least by an outer-lying tubular jacket and an inner-lying absorber tube of the receiver tube, and the outer-lying tubular jacket is joined by means of a wall to the absorber tube. The method is hereby characterized in that a first opening penetrating the tubular jacket or the wall is produced under a protective gas atmosphere, wherein protective gas enters through the first opening into the annular space, after which a process chamber with a connection for a vacuum pump is arranged in a gas-tight manner above the first opening, the receiver tube is evacuated through the first opening, and the first opening is subsequently sealed in a gas-tight manner.

Abstract: Maneuverable strollers are disclosed. An example method for manufacturing a stroller includes mounting a front wheel to a frame; mounting a rear wheel and an intermediate wheel to a connector; and mounting the connector to the frame at a pivot axis such that the intermediate wheel is located between the front wheel and the rear wheel and the pivot axis is located between the rear wheel and the intermediate wheel.

Abstract: A method and apparatus for installing a fastener is provided. The apparatus comprises a plate system and an air system that is connected to the plate system. The plate system has a plurality of air passages and at least one opening. The air system directs air through the plurality of air passages, out of the opening, and in a selected direction substantially parallel to a surface of a structure into which a fastener is to be installed such that the air impinges on an exposed portion of a shaft of the fastener.

Abstract: A method for straightening, constraining, cutting and terminating a multi-stranded, non-parallel cable. The method includes: (1) dividing the cable into smaller components which are in the size range suitable for the prior art termination technology; (2) creating a termination on the end of each of the smaller components; (3) providing a collector which reassembles the individual terminations back into a single unit; and (4) maintaining alignment between the terminations and the smaller components while the terminations and the collector are in a connected state.

Abstract: Provided is a holding frame for holding plug connector modules and for installing in plug connector casings or for screwing onto wall surfaces, wherein the plug connector modules are inserted into the holding frame and a holding arrangement on the plug connector modules cooperate with recesses provided on opposite side parts of the holding frame. Also, to allow simplified and/or less cost-intensive production with additional flexibility regarding the positioning or omission of earthing contacts, without compromising safe handling of the holding frame, one frame half has a projection in at least one fastening section, which protrudes in the direction of the other frame half and which engages with a recess in the fastening section of the other frame half in such a way that any lateral displacement of the side parts is prevented.

Abstract: A steam generator includes a lower integrated tubesheet and plenum (ITP) configured to receive feedwater and a first set of heat transfer tubes fluidly coupled to a plurality of stubs protruding from a first side of the lower ITP. A second set of heat transfer tubes fluidly couples to plurality of stubs protruding from a second side of the lower ITP. The first set of heat transfer tubes is coiled in a substantially clock-wise direction, and the second set of heat transfer tubes is coiled in a substantially counter-clockwise direction. The steam generator further includes an upper ITP fluidly coupled to the first and second set of heat transfer tubes, wherein the feedwater entering the lower ITP is converted to steam in the first and second sets of heat transfer tubes. The upper ITP is configured to transport the steam away from the steam generator.

Abstract: The present disclosure provides an electronic product metal shell and a method of manufacturing the same. The electronic product metal shell includes: a metal layer; a first hard anodic oxidation layer formed on an upper surface of the metal layer; a second hard anodic oxidation layer formed on a lower surface of the metal layer; an antenna groove penetrating through the metal layer and the first hard anodic oxidation layer; and a non-conductive material filled in the antenna groove.

Abstract: A method of assembling a power brake assembly including a brake booster and a master cylinder defining a chamber disposed between at least one reservoir port and at least one brake line port begins by inserting the master cylinder into the brake booster. The method proceeds by monitoring for a pressure differential between the at least one reservoir port and the at least one brake line port of the master cylinder during the insertion step, and then ceasing insertion of the master cylinder into the brake booster in response to sensing a pressure differential. The method proceeds by withdrawing the master cylinder a distance from within the brake booster; and securing the brake booster to the master cylinder after retracting the master cylinder the distance.