Abstract: A system includes a plurality of photovoltaic modules installed on a roof deck in an array. Each of the photovoltaic modules includes a wire cover bracket substantially aligned with the wire cover bracket of an adjacent another one of the photovoltaic modules. At least one cover is removably attached to at least one of the wire cover brackets. The cover includes a top portion, a first side portion extending from a first side of the top portion, and a second side portion extending from a second side of the top portion opposite the first side. The top portion of the at least one cover is configured to divert water from entering the wire cover bracket from above the at least one cover. The first and second side portions are configured to divert water from entering the wire cover bracket from a lateral direction relative to the wire cover bracket.

Abstract: A method is provided for determining a state of a solar-thermal field with rows, arranged in parallel in a transverse direction of the field, of successively arranged parabolic trough collectors having a mirroring reflector surface, which each have, along their longitudinal extent, a focal point line in which at least one absorber pipe is arranged in each case.

Abstract: Provided here is an architectural plan (the solution) for the restoration of the terminal lake, the Salton Sea, an area of prevalent geothermal sources. It includes division of the Lake into three sections, preventing pollution of the Lake from nearby farmlands and importing seawater in central section with pipeline system; providing condition for tourism, and wildlife sanctuary; generating electricity by harnessing hydro, solar, and geothermal energy; and producing potable water and lithium as byproducts. Also includes a system and method for harnessing geothermal energy for generation of electricity by using complete closed loop heat exchange systems combined with onboard drilling apparatus. The system includes several devices operating separately in many different applications in energy sectors, Also, included is alternative use for the In-Line-Pump for marine crafts propulsion.

Abstract: A solid-state passive evaporative cooling system includes a hydrogel body, a water supply channel, a hydrogel root, and a water supply device. One end of the water supply channel is embedded into the hydrogel body, and a plurality of water outlets are formed in an outer wall of the water supply channel embedded into the hydrogel body. A water inlet at the other end of the water supply channel is connected to the water supply device which is configured to pump an aqueous solution into the water supply channel. The hydrogel root is disposed within the water supply channel. The aqueous solution is solidified by the hydrogel body to achieve the water-saving effect. During evaporative cooling, an osmotic pressure may be spontaneously created or enhanced within the system. The water supply channel is capable of adjusting the water content of the hydrogel body and providing a water supply driving force.

Abstract: A portable cooler container with active temperature control, comprising: a container body having a chamber configured to receive and hold one or more containers of medicine; a lid operable to access the chamber; and a temperature control system comprising one or more thermoelectric elements configured to actively heat or cool at least a portion of the chamber, circuitry configured to control an operation of the one or more thermoelectric elements to heat or cool at least a portion of the chamber to a predetermined temperature or temperature range; and a display screen disposed on one of the container body and the lid, the display screen configured to selectively display one or more of information associated with the operation of the portable cooler, information associated with the containers of medicine in the portable cooler, information associated with scheduled taking of the containers of medicine, and advertisements.

Abstract: A receiver, a receiver assembly and a heat pump system. The receiver includes a first pipe, a second pipe and a third pipe leading to the cavity of the receiver, wherein the first pipe, the second pipe and the third pipe connect to a first load unit, a second load unit and a cold and heat source unit, respectively.

Abstract: An air-conditioning apparatus includes a four-way valve, a first three-way valve and a second three-way valve each having a closed port, a compressor, an indoor heat exchanger, an expansion valve, a first outdoor heat exchanger, a second outdoor heat exchanger, a bypass expansion valve, a check valve, a discharge temperature sensor, an indoor pipe temperature sensor, an indoor temperature sensor, a current sensor, and a controller configured to detect switching failure at the four-way valve, the first three-way valve, and the second three-way valve. The controller is configured to detect switching failure at the four-way valve, the first three-way valve, or the second three-way valve by using the temperatures measured by the discharge temperature sensor, the indoor pipe temperature sensor, and the indoor temperature sensor and the current in consideration of an operation status.

Abstract: A method of detecting electrical failure in a refrigeration system is provided. The method includes determining whether a present superheat of the refrigeration system is between a maximum superheat and a minimum superheat for the refrigeration system, the maximum superheat and the minimum superheat defining a normal operating range. The method also includes detecting an electrical property of an expansion valve assembly of the refrigeration system responsive to the superheat being outside the normal operating range. The method further includes determining whether the expansion valve assembly as experienced an electrical failure based on at least the electrical property. A signal indicating that the expansion valve has experienced an electrical failure is generated based on a determination that the expansion valve assembly has experienced the electrical failure.

Abstract: An air conditioner unit and method of operating the same includes performing an operating cycle in a feedback control mode, including adjusting the an electronic expansion valve (EEV) to minimize an error between a measured superheat and a target superheat using a PI controller, determining that a target compressor speed has changed by greater than a predetermined speed threshold, and initiating a linear control mode of the operating cycle, including adjusting the EEV using a valve position equation that is a function of the target compressor speed, an indoor temperature, and an outdoor temperature. The controller may also start a transition timer upon initiation of the linear control mode, transition back into a feedback control mode upon expiration of the transition timer, and initialize the integral term of the PI controller based on the EEV position from the linear control mode.

Abstract: A control circuit, a signal conversion circuit and a control method are disclosed. The control circuit includes a controller, which controls a load circuit according to a received input signal; and an enable module, which is connected to the controller and enables the controller on the basis of a frequency of the input signal, wherein the controller is caused to be in an operational state so as to control the load circuit according to the input signal when the frequency is higher than a predetermined threshold, and the controller is caused to be in a sleep state and thus not control the load circuit according to the input signal when the frequency is lower than the predetermined threshold.

Abstract: A heating, ventilation, and air conditioning (HVAC) system, and more particularly a method of detecting and mitigating refrigerant leaks in an HVAC system is disclosed. The HVAC system includes a leak detection system for detecting a leak of the refrigerant from the refrigerant circuit. The leak detection system includes a collection chamber locatable proximate a component of the HVAC system. The leak detection system also includes a sensor assembly including an enclosure comprising a sensor and a fan. The leak detection system also includes a flowline connecting the collection chamber with the sensor assembly such that the sensor assembly may be located away from the collection chamber and the component. The fan is operable to induce fluid flow from the collection chamber into the sensor assembly and the sensor is operable to analyze the fluid flow and detect a leak of the refrigerant from the component.

Abstract: Disclosed is a refrigeration system having: a steam ejector with an ejector outlet; and a passive flow trap connected to the ejector outlet.

Abstract: A refrigerator includes a first tray forming a part of an ice-making cell in which water undergoes a phase change to ice due to the cool air, a second tray forming another part of the ice-making cell and in contact with the first tray during an ice-making process, a water supply to supply water to the ice-making cell, a heater which is adjacent to at least one of the first tray or the second tray; and a controller to control the heater. The second tray is moveable with respect to the first tray, and the controller is configured to control a movement of the second tray.

Abstract: A refrigerator of the present invention comprises: a storage chamber for storing food; a cool air supplying means for supplying cool air to the storage chamber; a first tray which forms a part of an ice-making cell in which water is phase-changed to ice by the cool air; a second tray which forms another part of the ice-making cell and can be in contact with the first tray during an ice-making process; a water supply valve for adjusting a flow of the water supplied to the ice-making cell; a water supply amount detector for detecting the amount of water supplied to the ice-making cell; and a controller for controlling the water supply valve. The controller controls the water supply valve to supply water to the ice-making cell as much as a first reference water supply amount, for supplying water to the ice-making cell at a water supply position of the second tray.

Abstract: A refrigerator includes: a storage chamber in which food is stored; a cold air supply means for supplying cold air to the storage chamber; a tray forming an ice-making cell; a heater for supplying heat to the tray; and a controller for controlling the heater. The controller turns on the heater in at least a part of a range in which the cold air supply means supplies cold air such that air bubbles dissolved in water inside the ice-making cell can move from ice-generating parts to liquid-state water, thereby generating transparent ice. The controller determines whether or not the heater is functioning abnormally in the ice-making process. If it is determined that the heater is functioning abnormally, the controller supplies water to the ice-making cell by a second amount of water supply, which is smaller than the first amount of water supply, during the next water supply process.

Abstract: A refrigerator includes a cabinet that includes a refrigerator compartment and a freezer compartment. The refrigerator includes a refrigerator compartment door that is located at a left or a right side of the refrigerator compartment, wherein an ice maker and a dispenser are located at the refrigerator compartment door. The refrigerator includes a main water tank that is located in the refrigerator compartment, and that is configured to cool water. The refrigerator includes a water purifying device that is located at the cabinet, and that is configured to purify water. The refrigerator includes a sub-water tank that is located on the refrigerator compartment door, and that is configured to additionally cool water cooled by the main water tank. The refrigerator includes a water supply path that is defined by connections between the water purifying device, the main water tank, the sub-water tank, the dispenser, and the ice maker.

Abstract: A device intended for cooling an object being moved within a cryostat comprises a heat transfer section forming a contact surface for said object and means for fastening the heat transfer section to a cooling structure in such a way that said contact surface remains free. The device comprises a spring section which is separate from said heat transfer section and which is arranged to exert on the heat transfer section a spring force pushing said contact surface in a direction in which it is intended to contact said object.

Abstract: An electrical component module includes a main board having a front surface on which an electronic component forming a part of a control circuit is mounted, a power board having a front surface on which a plurality of power devices forming a remaining part of the control circuit is mounted, and a fixed plate on which the main board and the power board are mounted. The fixed plate is attached to a machine section. The plurality of power devices is vertically arranged on the front surface of the power board and face a cooler for thermal coupling. The power board has a size in an upward and downward direction set to correspond to a size of the plurality of power devices vertically arranged in the upward and downward direction, and the main board has a size in the upward and downward direction set to correspond to the size of the power board in the upward and downward direction.

Abstract: A door for a home appliance, a home appliance, and a method for manufacturing the same, are disclosed. The door for a home appliance comprises a panel assembly; and a frame assembly defining a predetermined space having an opening connected with an edge of the panel assembly, and making a foaming space for receiving a thermal insulator by means of the predetermined space of the frame assembly and the edge of the panel assembly, wherein a foaming injection hole through which the thermal insulator is injected is provided on at least one of ends of an upper surface, a lower surface, a left side and a right side of the frame assembly.

Abstract: A refrigerating and freezing device (1) includes a cabinet, wherein at least one storage compartment (11) is defined therein, and a heating cavity is defined in one of the storage compartments (11); and an electromagnetic heating device, configured to supply electromagnetic waves into the heating cavity so as to heat a to-be-processed object in the heating cavity, wherein the electromagnetic heating device is provided with an electromagnetic generation module (21) configured to produce an electromagnetic wave signal. A containing groove (12) with an upward opening is provided in a top of the cabinet (10), the opening of the containing groove (12) is covered with a cover (13) so as to define a containing space (14) between the containing groove (12) and the cover (13), and heat dissipation holes configured to achieve communication between the containing space (14) and an external environment where the cabinet (10) is located are provided in the cover (13).

Abstract: A beverage cooling device including a housing having a top wall, a side wall, and a cavity. A motor is operatively connected to a power supply within the housing. A container engagement member is rotatably coupled to the motor and configured to receive torque from the motor when the motor is actuated. The container engagement member includes an aperture for receiving an inserted beverage container and a plurality of spring members configured to deform upon insertion of the beverage container into the aperture and to provide a gripping force upon the beverage container.

Abstract: A refrigerator shelving system includes a first shelf, a second shelf, and a slide member. The first shelf has ramped surfaces defining a guideway and a nest disposed within the guideway. The second shelf is suspended from the first shelf. The slide member is secured to the second shelf. The slide member is configured to slide linearly relative to the second shelf. The slide member has a protrusion extending outward therefrom. In response to upward forces acting on the second shelf, the protrusion engages the ramped surfaces and the nest to transition between operational and stowed positions.

Abstract: A refrigeration appliance system can include a refrigeration compartment. The system can include a drawer positioned in the refrigeration compartment. The system can also include a gear bar assembly positioned under a bottom portion of the drawer, the gear bar assembly configured to reduce or eliminate a wobble of the drawer in response to the drawer being opened or closed. The gear bar assembly can include a gear with gear teeth extending from a base of the gear. The gear bar assembly can include a gear bar coupled to the gear. The gear bar assembly can include a toothed strip positioned adjacent to the gear and in contact with the gear teeth in response to the drawer being opened or closed.

Abstract: An object of the present invention is to provide a container for cryopreservation and transportation which is excellent in maintainability and can appropriately control the temperature of an object to be frozen. The present invention provides a container for cryopreservation and transportation used to transport an object to be frozen, including: a thermal insulation container having an upper opening; a thermal insulation lid which closes the upper opening of the thermal insulation container; and a cooling unit which is held in the thermal insulation container while absorbing liquid nitrogen, wherein a housing space for accommodating a storage tool for storing the object to be frozen is provided inside the thermal insulation container, and the cooling unit is detachable through the upper opening of the thermal insulation container while the storage tool located in the housing space is housed in the thermal insulation container.

Abstract: Provided are a heating device and a refrigerator. The heating device includes: a cylinder body, in which a heating cavity is defined and configured to place an object to be processed, provided with a pick-and-place opening located on a front side of the cylinder body; a door body, configured to open and close the pick-and-place opening of the cylinder body; an electromagnetic heating device, configured to generate electromagnetic waves into the heating cavity to heat the object to be processed; and magnetic elements, disposed on the door body or the cylinder body and configured to enable the door body and the cylinder body to attract each other, so that when the door body is in a closed state in which the door body seals the pick-and-place opening, the door body and the cylinder body are in close electrical contact, thereby forming a continuously conductive shielding body.

Abstract: A method of cooling a boil off gas stream from a liquefied cargo (50a) in a floating transportation vessel is described. The method comprises: compressing a boil off gas stream in two or more stages of compression to provide a compressed BOG discharge stream; cooling the compressed BOG discharge stream against one or more first coolant streams to provide a first cooled compressed BOG stream; cooling the first cooled compressed BOG stream against at least one second coolant stream to provide a second cooled compressed BOG stream; providing a vessel fuel stream from the liquefied cargo; using the vessel fuel stream as a coolant stream to cool either the compressed BOG discharge stream, or the first cooled compressed BOG stream, or both said streams.

Abstract: An apparatus is provided for feeding slurry to a recycling or slurry treatment process at an elevated location. The apparatus includes a reception hopper for receiving the slurry from a transport vehicle, and a bucket elevator for conveying the slurry from a loading zone, in communication with the reception hopper, to a discharge zone at an elevated location. The reception hopper includes a trough having parallel side walls and a bottom wall. The loading zone of the bucket elevator communicates with a first end of the trough, the trough including a movable wall extending perpendicular to the side walls of the reception hopper and being movable towards the first end of the trough to urge slurry towards the loading zone of the bucket elevator.

Abstract: An electrode sheet drying apparatus includes a plurality of hot air blowers each having a nozzle. The nozzle has a first hot air guide having a first guide surface, a second hot air guide having a second guide surface. The nozzle is configured to blow band hot air toward an obliquely upstream side. An angle formed between the first guide surface and an undried active material layer is set to an angle at which the band hot air travels toward an upstream side along the undried active material layer over a distance longer than or equal to 15 times as large as a gap from a first upstream-side edge to the undried active material layer even without a spread prevention part.

Abstract: The invention relates to a method for drying a wet polymer composition obtained from a polymerization process, comprising: a) introducing the wet polymer composition and a drying gas into a fluidized bed dryer to form a fluidized bed of the wet polymer composition and b) heating the fluidized bed to obtain a dry polymer composition, wherein the fluidized bed further comprises an anti-fouling agent comprising inert nanoparticles.

Abstract: A system for drying wet food articles (such as produce) is disclosed herein. The system can comprise a turntable capable of rotating multiple barrel stations. The system can comprise various loading, drying, dumping, and cleaning positions, and the barrel stations can be rotated to each of these positions. The present disclosure also describes various methods for drying wet food articles utilizing such systems.

Abstract: An apparatus for producing a bloated mineral granulate with a heated processing channel (1) for the mineral granulate fed to a conveying flow (13), wherein an inflow opening (4) is provided in the processing channel (1) for forming a granulate-free laminar flow (5) running along the inner wall of the processing channel, is described.

Abstract: The present disclosure discloses a reflow oven, comprising a heating zone, a cooling zone, a barrier and exhaust zone, a gas exhaust passage, a gas exhaust power device, and a detection device. The heating zone comprises a heating zone inlet and a heating zone outlet. The cooling zone comprises a cooling zone inlet and a cooling zone outlet. The barrier and exhaust zone is located between the heating zone outlet and the cooling zone inlet. An inlet of the gas exhaust passage is communicated with the barrier and exhaust zone. The gas exhaust power device is disposed on the gas exhaust passage. The detection device is disposed on the gas exhaust passage and used for detecting parameters of gas in the gas exhaust passage, wherein the parameters of the gas reflect a blockage condition of the gas exhaust power device.

Abstract: A slag pusher apparatus having a boom with a plurality of telescopingly engaged boom segments. Rollers are positioned between each boom segment to provide support for the boom segments and facilitate extension and retraction of the boom.

Abstract: A method of forming a component includes defining a component volume discretized by a target mesh formed by a plurality of volume elements, each volume element defined, at least in part, by a shape function. The method further includes defining a parting surface within a representative volume element and discretizing the parting surface using a surface mesh that includes a plurality of surface elements and a plurality of surface nodes. The method further includes mapping the surface mesh into each volume element of the target mesh according to the quartic, or higher order, shape functions of the target mesh and forming a component based on the component surface structure produced by the mapped surface mesh.

Abstract: A shell-and-plate heat exchanger includes: a shell that forms an internal space and includes a refrigerant outlet at a top of the shell; and a plate stack disposed in the internal space and that includes heat transfer plates that are stacked and joined together. The shell-and-plate heat exchanger is configured to allow a refrigerant that has flowed into the internal space to evaporate. The refrigerant outlet emits a gas refrigerant out of the internal space through the refrigerant outlet. The plate stack forms: refrigerant channels that communicate with the internal space and through which a refrigerant flows; and heating medium channels that are blocked from the internal space and through which a heating medium flows. Each of the refrigerant channels is adjacent to an associated one of the heating medium channels with one of the heat transfer plates interposed therebetween.

Abstract: The invention relates to a plate for a heat exchanger, said plate comprising an edge (11) for coupling to another plate. According to the invention, said edge has at least one fusible component (20) for joining this coupling edge (11) to at least one casing wall, said at least one fusible component (20) being configured to be separated from the rest of said coupling edge by differential expansion/contraction between said plate and said at least one casing wall to which it is intended to be joined.

Abstract: A heat exchanger includes a first fluid inlet, a first fluid outlet, a second fluid inlet, a second fluid outlet, and a core section. The core section includes a plurality of first fluid passages through which a first fluid is flowed, and a plurality of second fluid passages through which a second fluid is flowed to exchange thermal energy with the first fluid. The first fluid passages and the second fluid passages extend non-linearly along a length of the first fluid passages and the second fluid passages between a first core end and a second core end opposite the first core end. A manifold is operably connected to the plurality of first fluid passages. The manifold includes a plurality of lateral passages intersecting the plurality of first fluid passages. The plurality of lateral passages vary in length depending on distance from a fluidly upstream end of the core section.

Abstract: A spring apparatus that has a section that is predominantly horizontal and a section of the spring that is predominantly vertical. The multiple spring assembly design allows for increased surface area, fluid flow, and improved heat transfer properties. The unique design allows the spring to fit in tight spaces and decreases issues when manufacturing complex spring designs and allows for efficient heat and fluid flow inside a tubular.

Abstract: A valve device 1 includes a rotational shaft 2, and a valve body 4 internally forming a space 10 and rotatable about the rotational shaft 2, the valve body 4 having an outer circumferential surface 28 where a first communication hole 36 and a bottomed groove 38 are formed, the first communication hole 36 communicating with the space 10, the bottomed groove 38 extending from the first communication hole 36 toward one side in a rotational direction of the rotational shaft 2, and the groove 38 including a first section 40 in which at least one of a depth D of the groove 38 and a width W of the groove 38 increases toward the first communication hole 36.

Abstract: A liquid manifold can be assembled to an information technology (IT) rack to deliver and distribute fluid to IT equipment. The manifold can include a plurality of sections, each of the plurality of sections having one or more shut-off valves. One or more leak detection sensors can be arranged to detect leaks in any of the sections and in any of the IT equipment. A controller can control a shut-off valve to a closed position based on a detected leak. The design enables the manifold to better manage and control the fluid for mission critical IT equipment.

Abstract: A hot layer adapted for use in an asymmetric cross counter flow heat exchanger core that includes a number of alternating hot and cold layers, a hot inlet tent configured to receive a hot inlet flow and defining a hot inlet tent width, and a hot outlet tent configured to discharge a hot outlet flow and defining a hot outlet tent width. A hot inlet closure bar is located adjacent to the hot inlet tent, a hot outlet closure bar is located adjacent to the hot outlet tent, and two hot side closure bars are each located adjacent to respective corresponding inlet and outlet hot fins. An angle between the inlet fin direction and the middle fin direction ranges from 5-175 degrees, and the hot inlet tent width is less than the hot outlet tent width.

Abstract: Cooling device for cooling a separate object to be cooled, in particular a technical component, wherein the cooling device comprises at least one cooling-rib body comprising a plurality of cooling ribs, and at least one main body that is open on at least one side, in particular when viewed in cross section, and defines a receiving space configured to receive at least one cooling-rib body, wherein the at least one cooling-rib body comprises at least one fastening element, which is configured to interact with the at least one main-body-side fastening element to form a fastening between the at least one cooling-rib body received in the receiving space and the main body, and the main body comprises at least one fastening element, which is configured to interact with at least one cooling-rib-body-side fastening element to form a fastening between the at least one cooling-rib body received in the receiving space and the main body.

Abstract: Cooling sub-systems and methods of manufacturing cooling sub-systems are provided. For example, a cooling sub-system comprises a heat exchanger and a manifold that comprises a first sensor seat and a first valve seat, which are in fluid communication with a flow of a working fluid through the heat exchanger and the manifold. The heat exchanger and manifold are integrally formed as a single unit. In some embodiments, the manifold further comprises a second sensor seat, a second valve seat, and a plurality of internal passageways, which fluidly connects the first and second sensor seats and the first and second valve seats a working fluid inlet and a working fluid outlet for an ingress of working fluid into and out of the manifold. The cooling sub-system may be manufactured by one or more additive manufacturing methods.

Abstract: A cleaning method for a heat exchanger is a cleaning method for a heat exchanger which includes a header passage and a plurality of internal passages connected to the header passage, that includes: a step of supplying a cleaning fluid, via the header passage, to some of the plurality of internal passages connected to the header passage, selectively.

Abstract: Methods and systems for cleaning devices holding fluid which use a system such as a transducer assembly including at least one pair of protrusions acting as point-like pressure sources or at least one substantially circular protrusion acting as a substantially circular point-like pressure source, coupled to an outer surface of the device to be cleaned.

Abstract: Embodiments of the present disclosure relate to recording devices coupled to guns that are configured to record events. In an embodiment, a gun-mounted recording device comprises: a sensor configured to: sense the gun is in use; and send an activation signal to a recording device in response to sensing the gun is in use. Further, the recording device is communicatively coupled to the sensor, wherein the recording device is configured to: transition from a lower-power state to a higher-power state in response to receiving the activation signal, wherein the recording device records wherein the higher-power state; and record at least one aspect of the gun's environment in response to transitioning from the lower-power state to the higher-power state.

Abstract: Firearms being used by non-authorized individuals have been the cause of the death of many innocent people. Guns and rifles are relatively easy to obtain illegally though black markets or by stealing from relatives and acquaintances of registered firearm owners and there is no adequate methods of restricting their operation after they are not controlled by the owner. The current disclosure describes an apparatus and system for remotely monitoring the location, movement and operational status of a firearm and report the status to the firearm owner. Alternatively, the system will track the firearms location and status and report to a central authority when the firearm is fired. This method of operation can be used to notify a central authority to provide backup for an officer under fire. Shots fired and shots heard are detected using acoustic time of flight and sound signature analysis. The detection apparatus being contained within the firearm.

Abstract: An interface for coupling a bipod to a sling stud of a firearm forend. The interface can include two pawls that pivot to release or grasp the sling stud. The pawls can be biased upward via a detent that rides within a vertical aperture in a pivot holder. The pivot holder can move up and down within a vertical aperture in a mounting plate of the interface, and via this movement the pawls may be forced open or closed. A bottom surface of one or both pawls can include an irregular surface different portions of which interface with a top of the detent depending on a vertical position of the pivot holder within the aperture in the mounting plate.

Abstract: An instrumentation article is provided for removably attaching to an ammunition round in a gun chamber and connecting to a cable that extends through the chamber. The cable provides tensile pull and signal communication through the chamber. The article has a longitudinal axis that corresponds to the chamber. The article includes a cap structure, an electronics package, a grip assembly, a lock mechanism and a release device. The cap structure connects to the cable. The electronics package provides electrical power and attaches to the cap structure for communication with the round. The grip assembly attaches to the round. The release device connects the electronics package to the lock mechanism. The lock mechanism is disposed between the release device and the grip assembly and rotates in first and second directions along the axis. The lock mechanism latches the claw assembly to the round by manual rotation in the first direction.

Abstract: Provided is a cartridge feed guide particularly useful for a pistol-caliber firearm with a blow-back bolt. It includes a barrel with a chamber with an open entrance to receive a cartridge. A guide member is situated rearward of the chamber entrance and has a pair of generally upwardly extending and laterally spaced apart pillars configured to guide a cartridge being pushed by the bolt from a magazine by limiting lateral angular of the cartridge. The guide member can also provide a fulcrum on which a vertical angle of the cartridge pivots as it is being chambered.