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Holster and method of making holsters
A holster blank and holster for a handgun formed from a unitary molded body portion having two side holster portions joined to opposite edges of an elongate...
Tactical gun sling
A tactical gun sling includes a length-adjustable sling in a form of a loop, a front sling mount, a quick-release element for fixing to the gun barrel unit and...
Firearm hand guard mounting assembly
A handguard mount assembly and method of forming a handguard mount assembly that includes a mount clip that is defined by a body having a first portion...
Crossbow de-cocking device and method
Apparatus and method for de-cocking a crossbow. The apparatus includes: (a) a body adapted to attach to a crossbow, the body having a channel therethrough and a...
String control system for a crossbow
A string control assembly for a crossbow having a catch, a sear, a dry fire lockout and a trigger assembly. Engaging the draw string with the catch when in the...
A crossbow including first and second cams are mounted to first and second bow limbs, respectively. Each of the cams includes a string guide journal, an upper...
Ambidextrously operated bolt catch assembly
An ambidextrously operated bolt catch assembly for a firearm facilitates ease of use by either right handed or left handed shooters. The ambidextrous bolt catch...
Handheld firearm chambering device
Disclosed is a handheld firearm chambering device suitable for use with semi-automatic handguns and the like having a movable slide. The device comprises an...
Firing pin assembly
A firing pin assembly for a firearm having an engagement surface that has a channel in an engagement surface with a trigger bar to reduce frictional engagement...
Universal AK-47 and variant bolt hold open follower
A universal cartridge follower for a firearm magazine comprising a cartridge receiving surface and side walls extending from the cartridge receiving surface....
Firearm and a method for loading a firearm
A firearm 10 having a selectively movable slide portion 12 which includes at least one serrated radius or shoulder edge 14, 16 and which allows the firearm 10...
Heat pump operation method and heat pump system
A heat pump operation method includes: obtaining, on a per time unit basis, an amount of the power generated by the power generation device, an amount of the...
Multi-segmented tube sheet
A heat exchanger that is constructed with a heat exchanger shell having inlet and outlet plenums and fluid inlet and outlet ports, and a tube sheet construction...
Pumped refrigerant cooling system with 1+1 to N+1 and built-in redundancy
A pumped refrigerant cooling system having cooling units with associated pumping units for providing working fluid to the cooling unit to enable cooling of a...
Homogeneous liquid cooling of LED array
A liquid-cooled heat sink includes a top plate having an array of circuitous liquid channels, each channel having a separate channel inlet and a common central...
The invention relates to a heat exchanger for exchanging heat between a first (HP) and a second (BP) fluids. According to the invention, said exchanger...
Heat exchanger and air conditioner
In a heat exchanger, a principal windward heat exchange region includes a principal windward bank portion, a principal leeward heat exchange region includes a...
Finned tube heat transfer device
A finned-tube heat transfer device (1) has a housing (2) enclosing a first flow path (3) for a first fluid with a first inlet (4) and a first outlet (5). A tube...
System and method for pumping molten metal and melting metal scrap
A system for pumping molten metal and melting metal scrap in a furnace that includes a first well that is separated from a second well by a refractory...
Self-cleaning jet tube
Embodiments of a self-cleaning jet tube may include an elongate hollow body that is generally rectangular in cross-section and tapered from an open first end to...
A dryer hopper assembly that promotes even drying of particulate matter across the horizontal cross-section of the hopper. In an aspect, the hopper promotes...
An air-conditioning apparatus uses a zeotropic refrigerant mixture, in which its saturated liquid refrigerant temperature is lower than the saturated gas...
Disclosed herein is a refrigerator. In the refrigerator, a water purifying unit including a filter unit to purify water supplied from a water supply source is...
Air-conditioning apparatus with improved defrost operation mode
An air-conditioning apparatus includes: an outdoor unit including a compressor, a first refrigerant flow path switching device, and a heat-source-side heat...
Air conditioner for vehicle
An air conditioner for a vehicle is provided with: a compressor that compresses a heat exchange medium; an external heat exchanger that receives the heat...
Horizontal finned heat exchanger for cryogenic recondensing refrigeration
A cryogenic system includes a superconducting magnet (20) in a reservoir of liquid helium (LH). Helium vapor (VH) rises and contacts a recondenser surface (50,...
An air conditioner is provided, which can reduce a rotation direction velocity component of air being discharged from a fan and enhance fan efficiency and...
Ice maker, refrigerator having the same, and method for supplying ice
Disclosed are an ice maker, a refrigerator having the ice maker, and a method for supplying ice of the refrigerator. An ice making container long in a vertical...
Condensing unit having fluid injection
A climate control system is provided and may include a compressor, a first heat exchanger in fluid communication with the compressor, a second heat exchanger in...
Refrigerant cycle device
A refrigerant cycle device includes a first refrigerant passage for guiding refrigerant from a refrigerant radiator to an inlet side of an outdoor heat...
System and method for calculating parameters for a refrigeration system
with a variable speed compressor
A system and method for calculating parameters for a refrigeration system having a variable speed compressor is provided. A compressor is connected to a...
Temperature control equipment
A temperature control equipment is capable of controlling a tested object to a predetermined temperature. The temperature control equipment includes a thermal...
Refrigerant system with control to address flooded compressor operation
A suction modulation valve is throttled when conditions in a refrigerant system indicate that an undesirable amount of liquid refrigerant might otherwise be...
Method and apparatus for improving refrigeration and air conditioning
A method and apparatus for improving refrigeration and air conditioning efficiency for use with a heat exchange system having a compressor, condenser,...
Plate-type heat pump air conditioner heat exchanger for a unitary heat
pump air conditioner
A plate-type heat exchanger having a first heat exchanger portion configured to receive a refrigerant flow and a hot side coolant flow having a lower...
Apparatus and method for fluid heating and associated systems
A fluid heater employs a vapor compression cycle system. The vapor compression cycle system includes an evaporator, at least one condenser and a working fluid....
An air-conditioning apparatus controls an opening degree of at least one of a second expansion device and a third expansion device to adjust the amount of...
Refrigeration cycle device
In a heating mode, a refrigerant circuit is switched in which a refrigerant is decompressed by an ejector to flow into a gas-liquid separator, and a separated...
A disclosed device cryogenic refrigerator includes a first stage displacer; a first stage cylinder configured to form a first expansion space between the first...
Refrigeration circuit and method for operating a refrigeration circuit
The invention relates to a refrigeration circuit having a mono- or multi-component refrigerant circulating therein, said refrigeration circuit comprising, in...
Method for reconfiguring a cryostat configuration for recirculation
A method for converting a cryostat configuration (1) having a first container (2) with a liquid helium bath (3) and a second container (6) which is filled with...
Solar capture mounting systems and methods
A partially non-rigid solar capture mounting system which reduces the risk of damage due to wind is disclosed. The solar capture mounting system includes at...
Methods and devices for coupling solar panel support structures and/or
securing solar panel support structures...
A mounting unit for mounting a solar panel on a roof includes a base having a first flange and a second flange that extend laterally from the base and a...
Solar tracking system employing multiple mobile robots
The present invention relates to a highly-available and fault-tolerant solar tracking system and the process required to manage such a system. A fleet of...
Solar module positioning system
A solar positioning system configured to position a body, such as, but not limited to, a solar module, perpendicular to incoming solar energy to maintain an...
A solar collector comprises a solar absorbing tube comprising enclosure enclosing an absorbing section, comprising a radiation absorbing plate and a tube,...
Solar light collecting mirror and solar thermal power generation system
having solar light collecting mirror
A solar light collecting mirror includes a reflective section which is elastically deformable, and a frame which is elastically deformable and configured to...
Apparatus for heating air
An apparatus for heating air comprising an elongate body adapted to receive, or integrally formed with, one or more electrical heating elements in thermal...
Configurable pliable air ducts
In some example pliable air duct systems, inflatable ducts of various diameters and lengths are created by selectively assembling pre-existing stock pieces in...
Building pressure control
The air flow of an HVAC system for a multi-story building B is controlled by optimizing the pressure setpoint at the return air plenum PL-1 used for removing or...