Abstract: An abnormality of output laser light is detected for enhancement in safety. A light-source drive device includes a light-source control unit, a light-receiving unit, and an abnormality detection unit. The light-source control unit included in the light-source drive device controls light emission of a light source. The light-receiving unit included in the light-source drive device receives light from the light source through an output part allowing outward output of light of the light source. The abnormality detection unit included in the light-source drive device detects an abnormality of the light output from the output part, on the basis of the received light.

Abstract: A diode laser arrangement includes at least one emitter, first and second cooling devices and a first connecting layer. The emitter is configured to emit a laser beam and is disposed between the first and second cooling devices. The first and second cooling devices are each configured for cooling the emitter. The emitter is connected to the first cooling device by the first connecting layer, and the first connecting layer has a connecting material or is composed of a connecting material selected from a group including gold, a gold alloy, silver, a silver alloy, a silver sintered material, copper, a copper alloy, nickel, a nickel alloy, palladium, a palladium alloy, platinum, a platinum alloy, rhodium, a rhodium alloy, iridium, an iridium alloy, germanium, a germanium alloy, tin, a tin alloy, aluminum, an aluminum alloy, indium, an indium alloy, lead and a lead alloy.

Abstract: A vertical rail slider and a mobile showerhead holder are provided. The vertical rail includes a body, provided with a sleeve portion configured to be sleeved on and fitted with the vertical rail; a rotation piece, rotatably connected to the body around a rotation axis perpendicular to an axial direction of the vertical rail; an abutting piece, sliding along a direction perpendicular to the rotation axis in a radial direction of the vertical rail relative to the body and abutting against the vertical rail to be fitted with the sleeve portion to be attached to the vertical rail; and an elastic piece, wherein two ends of the elastic piece abut against the abutting piece and the body to push the abutting piece to abut against the vertical rail.

Abstract: A plumbing fixture assembly including a fluid flow detection system for monitoring fluid flow and flow characteristics through plumbing fixtures without contacting the fluid. The fluid flow detection system communicates collected data related to the plumbing fixtures to a water management system, which analyzes the data and provides information to a user through a portal and user interface. The fluid flow detection system also tracks users of the plumbing fixtures for compliance with a hand washing routine. The hand washing compliance data is communicated to the water management system as well.

Abstract: Electrode assemblies useful, inter alia, for mounting thin rods in Siemens reactors for manufacture of polysilicon, have a base segment which receives a holder segment, and an insert, interfacial surface(s) of which have depressions and/or elevations which reduce contact surface area, allowing the holder, base segment, insert, and optional intermediate segments to be constructed of materials having different thermal conductivities.

Abstract: A portable water sports environment is provided. The environment includes a mat positioned on a liner. The front end of the liner may be positioned proximate to a body of water. The back end of the liner may be positioned distally to the body of water. A spray nozzle positioned along a front end of the liner may spray water from the body of water onto the mat and toward the back end of the liner. The environment may a ballast positioned on the top surface of the liner and spaced from the mat. The mat, the top surface of the liner, and the ballast may define a trench that extends away from the back end of the liner and toward the front end of the liner. The trench may guide water received from the spray nozzle toward the front end of the liner and into the body of water.

Abstract: A drain for sanitary fixtures such as sinks, tubs or the like is described. The drain is provided with an automatic overflow mechanism, of the magnetic type, configured to be automatically activated when the water level in the sanitary fixture reaches the maximum level allowed. The overflow mechanism comprises a first magnetic element arranged on a stem of the plug, and a second magnetic element integral with the head of the plug and in-between the base and the first magnetic element. In the raised position of the plug, corresponding to the raised position of the head, the first magnetic element and the second magnetic element are magnetically coupled. When a threshold value of the water pressure acting on the head is exceeded, the first magnetic element and the second magnetic element are automatically uncoupled, causing the descent of the head towards the lowered position, corresponding to the opening of the mouth of the sanitary fixture initially closed by the plug.

Abstract: The present disclosure relates to a laser diode system. The system may have at least one laser diode emitter having a substrate, at least one laser diode supported on the substrate, and a facet which a laser beam generated by the laser diode is emitted. A cooling subsystem is included which is disposed in contact with the substrate of the laser diode emitter. The cooling subsystem includes a plurality of cooling fins forming a plurality of elongated channels for circulating a cooling fluid therethrough to cool the laser diode emitter. The cooling fluid also flows over the facet of the laser diode emitter.

Abstract: Disclosed herein is a fluid container comprising: a base, having a bottom portion and a side portion, the bottom portion and the side portion being one unitary sheet, and a side wall joined to the base at the side portion and defining an interior volume of the fluid container, the side wall comprising: a first plastic material, an inner wall, an outer wall, at least one inflatable air chamber defined by a volume between the inner wall and the outer wall and substantially continuous throughout the side wall, and at least one air valve disposed on the outer wall and in fluid communication with the at least one inflatable air chamber. Also disclosed herein are methods of making and using the same.

Abstract: A light emitting device includes a semiconductor laser element, a base member, and a cover. The base member includes a first alignment mark, a second alignment mark, a third alignment mark, and a fourth alignment mark. The base member has a disposition surface on which the semiconductor laser element is disposed. The cover is bonded to the base member to define a closed space in which the semiconductor laser element is arranged. The first alignment mark and the second alignment mark are arranged outside the closed space. The third alignment mark and the fourth alignment mark are arranged inside the closed space. A straight line connecting the first alignment mark and the second alignment mark is parallel to a straight line connecting the third alignment mark and the fourth alignment mark.

Abstract: A control device for controlling a temperature of a laser device includes a pulse width modulation (PWM) signal generator, a temperature acquisition circuit, a voltage comparator, and a logic circuit. The a pulse width modulation (PWM) signal generator configured to generate a PWM signal; a temperature acquisition circuit configured to acquire a temperature of the laser device and convert the temperature into a measurement voltage; a voltage comparator configured to compare the acquired measurement voltage associated with the temperature of the laser device with a temperature threshold voltage and output a comparison result signal; and a logic circuit configured to generate a drive signal based on the PWM signal and the comparison result signal to drive the laser device.

Abstract: A light-emitting device includes: a base including: a mount surface, and a lateral wall located around the mount surface, the lateral wall including: a pair of first protrusions located opposite to each other in a first direction which is parallel to a side of the mount surface, and a pair of second protrusions located opposite to each other in a second direction which is perpendicular to the first direction, the second protrusions being provided lower than the first protrusions; one or more light-emitting elements mounted on the mount surface of the base; a first light-transmissive member sealing a space in which the one or more light-emitting elements are mounted; and one or more wires connecting to the one or more light-emitting elements, the one or more wires being bonded on conduction regions provided on at least one of upper surfaces of the second protrusions.

Abstract: A bathtub safety device which prevents the water level in a bathtub from exceeding a desired level is described herein. This device is relatively simple and does not require a battery. This bathtub safety device is comprised of (1) a base section having a bathtub drain coupling which is adapted for insertion into a bathtub drain in a watertight manner and a vertically mounted water discharge tube having a water discharge slit, and (2) a water discharge adjustment ring having a series of water discharge holes which are arranged at different vertical heights and which are spaced apart radially along the circumference of the inside diameter of the water discharge adjustment ring, wherein the water discharge adjustment ring is positioned over the water discharge tube and is capable of being rotated radially on the water discharge tube.

Abstract: In various embodiments, laser devices feature means, such as fasteners, for attaching a laser package to a cooling plate, which allow motion of the laser package in response to thermal cycles resulting from operation of a beam emitter therewithin. Embodiments of the invention additionally or instead include laser devices featuring segmented barrier layers for electrically isolating the laser package from the cooling plate.

Abstract: A stand-alone toilet system is powered by photovoltaic cells to operate a dehumidifier from which water is extracted from the atmosphere by dehumidification and used for flushing; an electronic compressor is situated in the toilet tank to compress air which is used with water in the flush cycle; a motorized or hydraulic hinge is utilized to open and close a toilet cover automatically which can be locked in place by an electromagnet securing mechanism to create an airtight seal in the closed position; a heating element and a UV lamp are situated inside the “treatment facility” of the toilet system to evaporate liquid and sanitize waste content therein respectively.

Abstract: A faucet handle assembly includes a mounting shank configured to be mounted to a mounting deck. A valve assembly is received within an internal chamber of the mounting shank, and the valve assembly includes a valve stem that is rotatable about a rotation axis to facilitate water flow through the valve assembly. The valve assembly further includes a valve stem adapter that is operably coupled to the valve stem. The faucet handle assembly further includes an upper handle. The upper handle includes a lever that is coupled to the valve stem adapter and the valve stem, and the lever is disposed on a first side of the rotation axis. The upper handle further includes a cover that is coupled to the valve stem adapter and disposed on an opposite second side of the rotation axis. The cover and the lever together obscure the valve stem adapter.

Abstract: An illuminator has phase scrambling particles to reduce speckle.

Abstract: The present technology can be used to control the current injection profile in the longitudinal direction of a high-power diode laser in order to optimize current densities as a function of position in the cavity to promote higher reliable output power and increase the electrical to optical conversion efficiency of the device beyond the level which can be achieved without application of this technique. This approach can be utilized, e.g., in the fabrication of semiconductor laser chips to improve the output power and wall plug efficiency for applications requiring improved performance operation.

Abstract: A shower hair receptacle may include a sleeve. The sleeve may include an enclosure, at least one opening in the enclosure, at least one flap selectively disposable over the at least one opening, or a rake edge disposed inside the enclosure. The rake edge may catch hair disposed in the enclosure by a user and remove the hair from the grasp of the user.

Abstract: The insect trap for a pool skimmer basket comprises a cylindrical container and a basket cover plate. The insect trap for a pool skimmer basket may be an insert for a skimmer of a swimming pool that provides an exit path for insects caught in a skimmer basket. The basket cover plate may replace an original skimmer basket cover with the cylindrical container removably coupled to a bottom surface of the basket cover plate such that the cylindrical container hangs down into pool water. A plurality of apertures located in the cylindrical container and on the basket cover plate may allow the insects to crawl between an inner surface and an outer surface of the cylindrical container and through the basket cover plate. A plurality of luminescent rings coupled to the basket cover plate may guide the insects at night.