Abstract: The present disclosure relates to design and implementation of an actuating drive, typically including at least a motor, a gear mechanism, and an actuator connection, wherein the motor drives the actuator connection by means of the gear mechanism. For example, an actuating drive may include: a motor; a gear mechanism; an actuator connection, wherein the motor drives the actuator connection through the gear mechanism; and a spring suitable to act on the actuator connection independently of the gear mechanism.

Abstract: A fan coil unit is provided including a cabinet formed from a plurality of panels. A fan assembly is configured to circulate air through the cabinet. A heat exchanger assembly is positioned within the cabinet. The heat exchanger assembly includes at least one heat exchanger coil arranged in a heat transfer relationship with the air circulating through the cabinet. An inner surface of at least one of the plurality of panels is partially lined with an elastomeric foam insulation so that the air circulating through the cabinet does not contact the portion of the at least one panel lined with the elastomeric foam insulation.

Abstract: A water heater including a burner body (1) and a fan case (2) accommodated in casing (100), wherein the burner body (1) has a main burner body unit having a flat burner (3) on a lower surface side thereof and an introducing unit (11) protruding upward from the upper surface of the main burner body unit (12), wherein a discharging portion (53) of the ignition electrode (50) is disposed within a projection plane (180) when wall sections (13) (14) (15) (16) of the introducing unit (11) is projected downwardly.

Abstract: Disclosed is a water system that generates heated water and distilled water. The water system has a boiler configured to boil water to produce steam. The water system also has a condensing conduit to receive the steam, wherein thermal energy is removed to condense the steam into distilled water and to cool the distilled water. A heat exchanger is thermally coupled to the condensing conduit to remove a first portion of the thermal energy. The heat exchanger has a heating conduit configured to receive water and to heat the water using the first portion of the thermal energy to produce heated water. According to an embodiment of the disclosure, the water system also has a heat remover thermally coupled to the condensing conduit to remove a second portion of the thermal energy thereby cooling the distilled water in the condensing conduit.

Abstract: A water heater includes a burner, a heat exchanger, a passing water quantity control unit, a temperature detection unit, and an operation control unit. The operation control unit performs the output hot water temperature control by configuring the passing water quantity control unit to have a predetermined passing water quantity that is further restricted compared with a predetermined water quantity, and upon confirmation that a predetermined release condition of the passing water restriction is satisfied, executes the passing water control in which the passing water quantity is returned back to the predetermined water quantity by gradually releasing the passing water restriction, and the operation control unit, when a predetermined undershoot factor of the detected temperature is confirmed while the passing water quantity is returned back to the predetermined water quantity, temporarily stops the release of the restriction of the passing water quantity until the undershoot factor is resolved.

Abstract: A water heater includes a plurality of stages of burners, a water supply pipe, a hot water outlet pipe, a heat exchanger, a passing water quantity control unit, a temperature detection unit, and an operation control unit. The operation control unit, upon confirmation that a predetermined start condition of a passing water restriction is satisfied at a start of a hot water supply, performs the output hot water temperature control by calculating a target flow rate that causes no switching or a minimum count of switching of the combustion stages of the burners and configuring the passing water quantity control unit to have the target flow rate. The operation control unit, upon confirmation that a predetermined release condition of the passing water restriction is satisfied, executes the passing water control in which the passing water quantity is returned to the predetermined water quantity by gradually releasing the passing water restriction.

Abstract: The invention relates to a geothermal exchanger comprising a casing containing a heat-transfer fluid with which it is in direct contact. The casing is flexible such as to be in direct contact with a wall of the borehole containing the exchanger under the effect of the pressure of the heat-transfer fluid.

Abstract: Thermoelectric energy storage system and an associated method are disclosed. The thermoelectric energy storage system includes a first refrigeration system, a power system, a first thermal storage unit, and a second thermal storage unit. The first refrigeration system includes a first heat exchanger, a first compressor, a second heat exchanger, and a first expander. The first heat exchanger is disposed upstream relative to the first compressor. The power system includes a third heat exchanger, a second compressor, a fourth heat exchanger, a fifth heat exchanger, and a second expander. The third heat exchanger is disposed upstream relative to the fourth heat exchanger. The fifth heat exchanger is disposed downstream relative to the second expander. The first thermal storage unit is coupled to the first heat exchanger and the fifth heat exchanger. The second thermal storage unit is coupled to the first refrigeration system and the power system.

Abstract: Power-saver apparatus modifying the physics of the closed-loop vapor-circuit compression-refrigeration cycle by scavenging the kinetic energy of the hot compressed liquid-vapor with at least one micro-turbine driven permanent-magnet power-generator inserted into said loop between the compressor and the condenser of said circuit, whereas said cycle repeats indefinitely in closed-loop vapor-pipe-line of one or more refrigeration stages, each having at least one of the following devices in the following sequence: a) electric-motor-driven-compressor, b) micro-turbine-power-generator, c) condenser-radiator, d) throttle and e) evaporator-radiator, whereas said generator is sealed in said pipe-line and generates low-voltage direct-current, which is converted to high-voltage alternating-current, which, using an inverter, is utilized to offset the power consumption of said refrigerator by feeding the generated power back to the grid, which powers said compressor, and wherein the refrigerated space comprising the said

Abstract: An air conditioner is provided, which is capable of accurately determining appropriateness of a refrigerant amount in a refrigerating cycle. A control apparatus is configured to: stop a cooling operation; set an expansion valve to a fully-closed state and, at the same time, switch the selector valve to change the direction, in which a refrigerant flows, to an opposite direction; operate a compressor to perform a refrigerant recovery operation, in which a refrigerant contained in an outdoor heat exchanger is recovered by an indoor heat exchanger; and determine the appropriateness of a refrigerant amount in a refrigerating cycle, based on at least one of a time required for recovering the refrigerant, a pressure change in a refrigerant suctioned by the compressor, and temperature of the refrigerant discharged from the compressor during the refrigerant recovery operation.

Abstract: A refrigerator appliance includes a cabinet that defines a chilled chamber. The cabinet has a duct with an inlet and an outlet. The inlet and outlet of the duct is contiguous with the chilled chamber of the cabinet such that air within the chilled chamber is flowable into the duct at the inlet of the duct and air within the duct is flowable into the chilled chamber at the outlet of the duct. A heat pump system is operable to cool the chilled chamber of the cabinet. The heat pump system includes a cold side heat exchanger in thermal communication with the air within the duct. The heat pump system also includes features for condensing water vapor from the air within the duct prior to the cold side heat exchanger.

Abstract: The integrated solar absorption heat pump system includes an absorption heat pump assembly (AHPA) having a generator, a condenser in fluid communication with the generator, an evaporator/absorber in fluid communication with the condenser and the generator, and a heat exchanger in communicating relation with the evaporator/absorber; a solar collector in fluid communication with the generator of the AHPA; a photovoltaic thermal collector in communicating relation with the evaporator/absorber of the AHPA; a plurality of pumps configured for pumping a fluid throughout the system to provide the desired heating or cooling; a power storage source, e.g., a solar battery, in communicating relation with the photovoltaic thermal collector; and a coil unit in communicating relation to the evaporator/absorber for receiving an air-stream. The absorption heat pump assembly can include an absorber and a solution heat exchanger.

Abstract: A refrigerant compressor reserves lubricating oil in a sealed container, and accommodates therein an electric component, and a compression component which is driven by the electric component and compresses a refrigerant. At least one of slide members included in the compression component is made of an iron-based material, and an oxide coating film comprising a composition A portion, a composition B portion, and a composition C portion is provided on a slide surface of the iron-based material. The composition A portion is a portion containing diiron trioxide (Fe2O3) which is more in quantity than other substances, and is, for example, an outermost portion (160a). The composition B portion is a portion containing triiron tetraoxide (Fe3O4) which is more in quantity than other substances and containing a silicon (Si) compound, and is, for example, an intermediate portion (160b).

Abstract: A modulator for a sub-cool condenser assembly including a condenser. The modulator includes a plurality of extruded tubes positioned to convey liquid refrigerant towards an outlet of the modulator.

Abstract: A method for the detection of refrigerant starvation in a cooling system comprising at least one refrigerant compressor serving multiple cooling locations, and a suction line leading to the refrigerant compressor(s). The method determines whether local refrigerant starvation exists in each cooling location, then calculates whether the level of all cooling locations experiencing local refrigerant starvation exceeds one or more predetermined levels and finally determines that, if the calculated level of cooling locations with local refrigerant starvation exceeds one predetermined level, or exceeds a second predetermined level in combination with a calculated high suction line superheat, then there is a likelihood of refrigerant starvation in the central system.

Abstract: A refrigerator appliance and method of operation during Jewish holidays is provided herein. The refrigerator appliance may include a cabinet defining a refrigerated chamber, a sealed cooling system, and a controller. The sealed cooling system may be in operable communication with the refrigerated chamber and include a compressor. The controller may be operatively coupled to the sealed cooling system. The controller may be configured to selectively control the refrigerator appliance according to an operation routine for a Jewish holiday.

Abstract: Provided is a means for more efficiently generating ice which has a high cooling capacity. A flake ice production device generates ice by cooling the wall surface of an inner cylinder and freezing brine that has adhered to the wall surface of the cooled inner cylinder. A spraying unit supplies brine to the wall surface of the inner cylinder by causing the brine to adhere thereto. A stripping unit collects the ice generated on the wall surface of the inner cylinder. In addition, the flake ice production device is designed such that formula (1) is satisfied when Y represents an ice making speed indicating the amount of ice generated on the wall surface of the inner cylinder per unit time, and x1 represents the thermal conductance rate of the wall surface of the inner cylinder. Formula (1): Y=f(x1).

Abstract: An ice distribution system and method according to which ice-filled bags are distributed within a unit such as, for example, an ice merchandiser.

Abstract: A post-mix beverage dispenser having all components within an insulated housing is provided. The beverage dispenser can include an insulated housing with interior compartments that contain all componentry for dispensing a beverage, a carbonated beverage, and ice. The interior compartments can contain a concentrate source, a concentrate pump, an ice bin, an ice dispensing mechanism, a refrigeration system, a diluent pump, and a carbonation system.

Abstract: A switch mechanism may include a lever holding part which is provided in a case, a turnable lever provided with a shaft part turnably supported by the lever holding part and a first arm part and a second arm part protruded from the shaft part, an urging member structured to urge the turnable lever, and a switch whose state is switched by displacement of the turnable lever. The turnable lever is attached to the lever holding part in a state that the urging member is engaged between the first arm part and the second arm part, and the urging member is movable between an engaging position, where the urging member is engaged between the first arm part and the second arm part, and an engaging release position, where the urging member is engaged with the second arm part and is disengaged from the first arm part.

Abstract: A damper device may include a frame structured of a tube part and an opening part formed on an inner side of the tube part, a baffle which is disposed on the inner side of the tube part and is supported by the frame in a state that the baffle is capable of being turned with a first edge as a turning center, and a baffle drive mechanism structured to turn the baffle between a closing position where the opening part is closed and an open position where the opening part is opened. The baffle is formed with a cut-out part at least one position of an edge except the first edge.

Abstract: A refrigerator may include a cabinet having a freezer compartment. An evaporator supplies cold air to the freezer compartment and an evaporator cover covers the evaporator. The evaporator cover has a supercooling passage for flowing some of cold air that has exchanged heat through the evaporator to a supercooling compartment of the freezer compartment. A cold air duct directs the other of the cold air that has exchanged heat through the evaporator to a top storage space over the supercooling compartment. A cold air guide device guides cold air in the cold air duct to a bottom storage space under the supercooling compartment.

Abstract: A mobile cabinet may include a cabinet body, a door, a heating or refrigeration module, and at least one attachable insulation panel. The insulation panel may be a single panel, or a plurality of panels, to provide insulation for the cabinet. The insulation panel may include a hinge to couple multiple wall sections that can be attached to different walls of the cabinet and integral hand holds.

Abstract: An appliance includes a control panel with a dielectric substrate. A printed circuit board is spaced from a back surface of the dielectric substrate. A light emitter and a capacitive sensor are positioned on the printed circuit board. The capacitive sensor includes a pair of conductive bodies that extend between the dielectric substrate and the printed circuit board. The dielectric substrate is positioned on a cabinet such that the capacitive sensor is triggered when a user touches a front surface of the dielectric substrate and such that an appliance function indicator is illuminated at the front surface of the dielectric substrate during operation of the light emitter.

Abstract: A monitoring system for a cold storage device such as a vapor compression refrigerator or freezer. The monitoring system learns operating characteristics of the cold storage device and issues alarm notifications when abnormal behavior is detected. Such a system can be used as an “early warning system” to flag when a cold storage device is not operating properly. Such a system could be particularly valuable in applications that make mission-critical use of cold storage devices, e.g., biomedical or pharmaceutical research labs, blood or tissue banks, grocery stores, restaurants, and the like.

Abstract: Herein pipeline pressure, temperature and NGL constituents are manipulated for the transportation and optional storage in a pipeline system of natural gas mixtures or rich mixtures for delivery of chilled Products for downstream applications. Pressure reduction from a last compression section delivers internally chilled Products for reduced capital and operating costs. A high lift compressor station before the pipeline terminus provides pressure differential for Joule-Thompson chilling of the pipeline contents. The chilling step can be retrofitted to existing pipeline systems, and the chilling steep can include a turbo expander or the like for recovery of pipeline pressure energy for power generation. For like throughout, with this higher pressure operation, the effects of enhanced NGL content results in a reduction in diameter of the pipeline by at least one standard size.

Abstract: A method and apparatus for recycling streams in a separations process comprising: determining a measured reading of a parameter of the separations processor is in a suboptimal range; separating, via a separation unit having a volume of contact fluid, the inert gas from the pollutant gas in the inlet flue gas stream to form a clean gas stream and a purified pollutant gas stream; removing at least 1% of the volume of contact fluid to form a removed volume of contact liquid; performing some unit operations on the removed volume of contact fluid; injecting the clean gas stream into the inlet flue gas stream to form a flue gas stream of lower pollutant concentration; and, repeating at progressively lower pollutant concentration, as the inlet stream until the processor determines that a measured reading of the parameter has been returned to a substantially optimal range.

Abstract: A seed drying system for positioning a manifold in a seed treater includes a seed treater that contains a plurality of seeds that have been coated with a liquid treatment. A manifold is positioned within the seed treater and a fan is provided to selectively urge air. The fan is fluidly coupled to the manifold to direct the air over the seeds thereby facilitating the liquid treatment to dry on the seeds. A mounting unit is provided and the manifold is coupled to the mounting unit such that the mounting unit retains the manifold in a horizontal orientation. The mounting unit is releasably coupled to the housing such that the manifold is retained in the drum. Moreover, the mounting unit centrally positions the manifold in the aperture.

Abstract: The present disclosure relates to a device and a system for gas injection in cavities of building structures, particularly for drying, decontaminating or drying and decontaminating building structures. The present disclosure also relates to a device and a system for gas extraction from cavities of building structures, particularly for drying, or for drying and decontaminating building structures. The present disclosure also generally relates to a system for monitoring parameters of a gas injection/extraction process using the device and system provided herein.

Abstract: The invention relates to an electric arc furnace and a method for operating same. The electric arc furnace comprises a lower vessel and a lid 120 placed on said lower vessel. The lower vessel has a tapping device for tapping molten metal. At least one electrode protrudes through the lid into the interior of the electric arc furnace, said electrode being held by an electrode holding device. A supply voltage device 150 is provided for supplying an electric direct current or alternating current to the electrode 130. The aim of the invention is to allow a continuous operation of the electric arc furnace. This is achieved in that the electrode holding device has an electrode adjusting device for adjusting the electrode dependent on the wear of the electrode and an electrode nippling device for nippling the electrode during the operation of the electric arc furnace.

Abstract: A vehicle heat exchange apparatus, including: a heat-exchanger provided rearward of a front-bumper formed with an air-intake-port, and having an air-inlet-member on a front-face of the heat-exchanger; and a passage-forming-member provided between the front-bumper and the heat-exchanger, and forming a passage for passing cooling-air from the air-intake-port of the front-bumper to the air-inlet-member of the heat-exchanger, wherein the heat-exchanger is provided inclined so that an upper-end-portion is positioned rearward of a lower-end-portion, the passage-forming-member has: a duct-member having: a top-member; a bottom-member facing the top-member; and a pair of side-members interconnecting the top-member and the bottom-member, and forming a part of the passage with a space enclosed by the top-member, the bottom-member and the pair of side-members; and a closing-member provided to close a gap between the top-member of the duct-member and the upper-end-portion of the heat-exchanger.

Abstract: An integrated cooling apparatus for actively cooling one or more electronic components in an electronic device such as a computer is provided. The cooling apparatus includes a radiator and a pump integrally attached to the radiator. The pump can include a pump housing having an first pump housing member attached to the radiator and a second pump housing member detachably securable to the upper pump housing member. The cooling system includes a flow inlet and a flow outlet for attaching hoses or conduits to the radiator for actively moving a liquid coolant to and from an external cooling block or cooling plate. The external cooling block or cooling plate can be attached to the electronic component to be cooled, such as a computer graphics card, microprocessor, or other circuit component.

Abstract: The present application provides an evaporator. The evaporator may include a housing, a coil assembly mounted within the housing, and a replaceable fan module positioned within the housing. The replaceable fan module may include a fan mounted therein.

Abstract: A system comprising a first plurality of microchannels, a second plurality of microchannels in thermal communication with the first plurality of microchannels such that the first plurality of microchannels and second plurality of microchannels form a heat exchanger, and a phase change composite in thermal communication with the heat exchanger and methods of operating are disclosed herein.

Abstract: A two-phase heat transfer system including at least one two-phase evaporator, at least one condenser, a vapor conduit joining a vapor outlet of the two-phase evaporator to an inlet of the condenser, a liquid conduit joining an outlet of the condenser to a liquid inlet of the two-phase evaporator, and a thermally-actuated capillary flow valve. The thermally-actuated capillary flow valve having a valve inlet, a valve outlet, a thermal connection to a heat sink for cold biasing the capillary flow valve, a porous wick extending across the flow passageway of the capillary flow valve, and a heater thermally connected to the capillary flow valve, where actuation of the heater evaporates liquid in the porous wick to allow passage of vapor through the capillary flow valve.

Abstract: A number of variations may include a vehicle system which includes an engine. The vehicle system may also include a phase change material which may be disposed in a phase change material device. The phase change material may be released into a vehicle cooling system upon user command. The PCM device may be constructed and arranged to increase a temperature of a vehicle cabin without the engine being turned on when the phase change material is released.

Abstract: To provide heat exchanger elements which allow the creation of Enthalpy exchangers whereby the efficiency of sensible energy exchange and latent energy exchange can he varied and controlled and especially improved, a method for the production of heat exchanger elements is provided including a) producing a plate element with defined outer dimensions and corrugations in the area within a border, b) perforating the plate in predefined areas and in predefined dimensions, c) filling the perforations with a polymer with latent energy recovery capability and d) curing the polymer.

Abstract: A coolant supply device includes a coolant tank having first and second coolant reservoirs arranged in parallel with a predetermined space therebetween and a communicating part arranged between the first and second coolant reservoirs to allow them to communicate with each other, and formed to have a U-shaped overall shape. The coolant supply device further includes pumps pumping up coolant from the second coolant reservoir and supplying the coolant to predetermined destinations. The coolant supplied by the pumps is returned to the first coolant reservoir and flows into the second coolant reservoir through the communicating part. The first coolant reservoir has a first agitating nozzle body disposed therein for discharging coolant to assist a flow of coolant flowing toward the communicating part, and the second coolant reservoir has a second agitating nozzle body disposed therein for discharging coolant to assist a flow of coolant flowing therein from the communicating part.

Abstract: A heatsink comprising a heat exchange device having a plurality of heat exchange elements each having a surface boundary with respect to a heat transfer fluid, having successive elements or regions varying according to a fractal relationship. According to one embodiment, a noise spectrum due to fluid flow is wideband. According to another embodiment, surface boundary layers are disrupted to increase heat transfer. Flow-induced vortices may be generated at non-corresponding locations of the plurality of fractally varying heat exchange elements.

Abstract: A liquid cooling heat sink structure includes a thermal conduction module configured to dissipate heat and including a heat exchange unit; a cover coupled to the thermal conduction module and enclosing the heat exchange unit, the cover and the thermal conduction module defining a heat exchange chamber that includes the heat exchange unit, the cover defining a first opening and a second opening, and the cover being coupled to the thermal conduction module such that at least one of the first and second openings is above the heat exchange unit; a flow guidance plate disposed on the cover; and a housing disposed on the flow guidance plate and defining a first cavity and a second cavity fluidly isolated from each other, wherein the housing includes two fluid inlets each in fluid communication with the first cavity, and a fluid outlet in fluid communication with the second cavity.

Abstract: A decoating system includes a dust cyclone and cooled conveyor. The dust cyclone is configured to receive an exhaust gas from a decoating kiln, filter organic particulate matter from the exhaust gas as dust, and discharge the dust at a discharge temperature. The cooled conveyor is configured to receive the dust from the dust cyclone and cool the dust to a dust processing temperature that is less than the spontaneous reaction temperature.

Abstract: Disclosed in the present invention is a heat exchanger, comprising: a first manifold and a second manifold disposed on the same side of the heat exchanger; and a plurality of heat exchange tubes, each heat exchange tube having: a first heat exchange part and a second heat exchange part which are substantially parallel; and a first end and a second end connected to the first heat exchange part and the second heat exchange part respectively, with the first end deviating from a center line of the first heat exchange part by curving, such that the first end and the second end are connected to, and in fluid communication with, the first manifold and the second manifold respectively. In the heat exchanger, the manifolds are arranged on the same side, so connecting pipelines are saved, and costs are lower.

Abstract: A heat exchanger includes a plurality of fins composed a precoated aluminum sheet (1) having a substrate (2) composed of aluminum, and a hydrophilic-coating film (3) formed on at least one surface thereof. The precoated aluminum sheets (1) have a surface roughness RzL of the hydrophilic-coating film (3) in a rolling-parallel direction X of the substrate (2) and a surface roughness RzLT of the hydrophilic-coating film (3) in a rolling-perpendicular direction of the substrate (2). These surface roughnesses satisfy the following relationships: RzL?1.5 ?m, 0.3 ?m?RzLT?2.5 ?m, and RzL/RzLT?0.9. A contact angle ? of a water droplet (19) with respect to the hydrophilic-coating film (3) is 25° or less, and a sliding angle ? of the water droplet (19) in the rolling-parallel direction X is 20° or less.

Abstract: A magazine charging apparatus includes a carrier that holds cartridges and facilitates their transfer to a magazine; the carrier having a body that encloses an interior compartment, the body having a first side and a second side to receive the cartridges therebetween; a displacement leg rigidly attached to a bottom back end of the carrier; a cradle integral to the first side and the second sides at the bottom end of the carrier and extending inward to hold a cartridge; and a seating plate rigidly attached to the bottom of the front end of the carrier; the displacement leg and cradle aid in facilitating transfer of one or more cartridges into the magazine.

Abstract: A noise suppressor for a firearm is provided that can be disassembled and is able to withstand full automatic fire. In various embodiments, a noise suppressor might include an outer tube, a distal end cap, and a pin(s). The outer tube might include a plurality of first holes spaced apart from each other along a circumference of a distal end of the outer tube. The distal end cap might include a plurality of second holes spaced apart from each other along a circumference of the distal end cap. One of the distal end cap or the distal end might be threaded into the other. Each of the pin(s) might be releasably inserted and affixed to at least one first hole and at least one second hole. A blank firing adapter is also provided that can be coupled to the noise suppressor (and can withstand live rounds being fired into it).

Abstract: A suppressor assembly for a firearm includes a diffusor assembly with a body extending along a central axis. At least one diffusor baffle extends across an inside of the body in a direction transverse to the central axis. The diffusor baffle defines a diffusor central opening and a plurality of outer diffusor openings positioned radially outside the diffusor central opening. Signature-reduction baffles include a first baffle portion that extends across the inside of the body and that defines a central baffle opening and a baffle port positioned radially outside of the central baffle opening. A second baffle portion is connected to the first baffle portion opposite the baffle port and radially outside of the central baffle opening. The second baffle portion extends at an angle to the body sidewall.

Abstract: An embodiment provides a crossbow, comprising a stock and a bow portion. The stock comprises a first portion and a second portion. The first portion comprises a string latch and extends from a rear end to a coupling end. The second portion extends from a coupling end to a front end. The bow portion comprises a riser assembly, a first limb coupled to the riser assembly, a second limb coupled to the riser assembly; and a drawstring extending from a distal end of the first limb to a distal end of the second limb. The bow portion is coupled to the second portion of the stock. The coupling end of the first portion of the stock is detachably coupled to the coupling end of the second portion of the stock at a coupling location. The coupling location is between the string latch and the drawstring in an undrawn position.

Abstract: A combination for a firearm which creates an improved firearm. An upper chassis is created which is formed from a first housing and a second housing which, once independently formed, are permanently secured to each other. The upper chassis provides a first opening through which a spent cartridge is discharged and a second opening which permits a variety of attachments to be selectively attached to the upper chassis to customize the firearm to the user and activity.

Abstract: Illuminated optical sight reticle assemblies have a transparent element having opposed major surfaces and a periphery, a reticle image formed on one of the major surfaces of the transparent element, the reticle image defining a selected primary point, and an optical fiber having a first free end positioned proximate the selected primary point and an opposed second end away from the first end and proximate to an illumination source. There may be a fiber support structure having a periphery, and a span element extending from the periphery supporting the fiber. The fiber support structure may be a wire reticle. The fiber support structure periphery may have a first thickness, and the span may have a lesser second thickness. The fiber support structure periphery may be a ring. The span may include a first elongated element extending diametrically across the ring.

Abstract: The present disclosure provides a rail mount for mounting a device on a rail. According to an embodiment, the mount comprises a frame having a length along a first direction, a width along a second direction, and a height along a third direction; a clamp operatively connected to the frame to be slidable along the second direction; an adjustment cam operatively connected to the frame to be rotatable around a first axis extending along the third direction; and a lever cam operatively connected to the adjustment cam to be rotatable around a second axis extending along the third direction. The lever cam is configured to translate a rotary force applied thereto into a linear force applied to the clamp along the second direction. The adjustment cam is configured to shift the second axis closer to or further from the frame along the second direction when the adjustment cam is rotated.