Abstract: A cartridge valve comprises an operator section for operating a valve, and a cartridge section with the valve. The operator section includes a first body and two pistons on a common shaft. The cartridge section includes a second body with valve seat, a cartridge insert having a protruding portion with annular ring, and a valve poppet operably engaging the valve seat. Two retainer screws engage the annular ring to hold the first and second bodies longitudinally together but permit rotation. The piston shaft defines a gap to the valve poppet when in a home position so that the shaft and piston initially gain momentum before abutting the valve poppet. The cartridge insert can be removed from the second body to allow replacement of a poppet seal therebetween.

Abstract: An actuating device or displacing a control device, such as a valve, gate valve or other control mechanism, in particular for use in oil or gas production systems, comprises a motor-gear unit (21) and a thread drive (22) which is operable by said motor-gear unit (21) and which comprises at least a threaded spindle (23) and a screw nut (24). The threaded spindle (23) is displaceable in an essentially axial direction so as to displace the control device (2) between a use position (7) and a non-use position (8, 9, 19, 20). To ensure a safe displacement into the non-use position in a simple way and independently of the pressure conditions prevailing between conveying medium and inner medium, the threaded spindle (23) is substantially axially displaceable beyond the use position (7) into a second non-use position (9). The invention also refers to a corresponding method for displacing the actuating device.

Abstract: A valve is disclosed. The valve has a magnetic actuator, which is provided with a sleeve extending along an axis, with a movable core made of ferromagnetic material and axially guided by the inner surface of the sleeve, and with a magnetic stator arranged in a fixed position around the sleeve. The stator has a housing made of ferromagnetic material, a coil facing the external surface of the sleeve, and two magnets, which are aligned with the coil, are arranged on opposite axial sides of the coil, and have a same pole aimed against each other. The valve has a conduit with a valve seat axially facing a plug member, which is coaxial and fixed with respect to an end portion of the core, so as to open and close the valve seat. The core has at least one passage allowing a fluid to flow through the core.

Abstract: A piezo-actuated pilot valve that takes advantage of the small compact size and low power requirement of piezo technology to control the pilot flow in a pilot-operated valve. Exemplary piezo-actuated valves can be operated using a relatively low voltage power supply, such as a battery or a solar cell. This enables usage of the valve in remote locations that do not have a ready source of utility-supplied electrical power. The piezo-actuated pilot valve also can have a programmable controller and/or can have an antenna that allows the valve to be controlled wirelessly.

Abstract: A remote actuator device for a valve control knob on a tank (e.g., storage tank) and related method of use are disclosed. The remote actuator devices disclosed may be used to turn the valve control knob on a tank.

Abstract: A faucet handle assembly includes a handle having a user input portion and a shaft extending axially downwardly from the user input portion. A hub includes a side wall defining an internal chamber extending between an open upper end and an open lower end, the open upper end rotatably receiving the shaft of the handle. A mounting base is received within the internal chamber of the hub and secures the hub to a mounting deck.

Abstract: A stackable noise attenuating disk includes an inner perimeter edge and an outer perimeter edge. A plurality of inlet passages is disposed along the inner perimeter edge and a plurality of outlet passages disposed along the outer perimeter edge. The plurality of outlet passages includes first outlet passages having a first width and second outlet passages having a second width, which is greater than the first width. Each of the plurality of outlet passages defines a longitudinal axis that is offset by a predetermined angle from a radial axis extending through a corresponding outlet passage. The plurality of inlet passages and the plurality of outlet passages are arranged such that fluid entering one of the plurality of inlet passages exits through at least one of the plurality of outlet passages.

Abstract: Device for fitting two connectors at the end of two conduits, particularly in an aircraft, with a view to subsequent mutual connection of the connectors by a connecting pipe, including a body; a first support including temporary connector retainers that define an associated connector axis; an opposite second support including temporary connector retainers that define an associated connector axis; structure for moving the first support in translation relative to the body parallel to the associated connector axis, between a retracted position and a deployed position. A method of establishing fluidic communication between two conduits in an aircraft, including fitting two connectors at the end of the two conduits by such a device.

Abstract: A guide system configured to guide a pipeline from a laying vessel onto the bed of a body of water has a float unit; a trolley, which is housed inside the frame, is selectively connectable to a pipeline spanning a given or designated path between the laying vessel and the bed of the body of water, and is configured to roll along the pipeline, parallel to the given or designated path; and at least one motor connected to the trolley) to selectively adjust the distance between the float unit and the laying vessel.

Abstract: A pipe support has an outer tubular support wall, an inner tubular support wall, spaced inwardly from the outer tubular support wall, and a connecting portion for maintaining the outer tubular support wall and the inner tubular support wall in a fixed, spaced apart relationship. The pipe support is intended for use in-trench and out-of-trench for supporting a pipeline during assembly, installation, testing and operation.

Abstract: Provided is a cord-like member holder for holding a cord-like member inserted into a through-hole provided in a partition wall of an operator's cab of a working machine, including a grommet made of elastic material to have an inner peripheral surface surrounding a cord-like member insertion hole and a sealing surface, and a fixture. The fixture includes a clamp section to clamp the grommet to bring an inner peripheral surface of the grommet into close contact with an outer peripheral surface of the cord-like member, and a fixing section joined to the clamp section and fastened to the partition wall. The clamp section clamps the grommet while relative displacement of the clamp section to the grommet in a direction of approaching the partition wall is restrained, and the fixing section is fastened to the partition wall to bring the sealing surface into close contact with the partition wall.

Abstract: A cable stay has a body with one or more channels on its underside through which a cable or wire passes. The body of the stay is then placed against one side of a fabric material and a back plate is placed on the other side of the fabric, flush with the body. Magnetic force attracts the back plate and the body toward one another holding both the body and the cables or wires within a channel firmly in place.

Abstract: A line pipe and a production method therefor are provided. The microstructure in the pipe thickness direction contains 90% or more bainite in a region that extends from a position 2 mm from an inner surface to a position 2 mm from an outer surface. In a hardness distribution in the pipe thickness direction, the hardness in a region other than a center segregation area is 220 Hv10 or less and the hardness in the center segregation area is 250 Hv0.05 or less. The major axes of pores, inclusions, and inclusion clusters that are present in a portion that extends from a position 1 mm from the inner surface to a 3/16 position of the tube thickness and in a portion that extends from a position 1 mm from the outer surface to a 13/16 position of the tube thickness in the tube thickness direction are 1.5 mm or less. A continuous casting slab having the above-described composition is hot-rolled under particular conditions and then subjected to accelerated cooling.

Abstract: There is provided a flexible pipe, the flexible pipe including a fluid barrier layer, a first pressure armor layer, a second pressure armor layer, and an anti-collapse sheath disposed between the first and second pressure armor layers. The first pressure armor layer may include a metallic interlocked anti-extrusion and hoop strength layer. The second pressure armor may include a hoop strength layer having non-interlocked helical wraps. The second pressure armor layer may include composite helical wraps.

Abstract: The present invention provided an air hose that is configured to be used in conjunction with an air compressor. The air hose includes a tube portion having open proximal and distal ends. The tube portion includes a flat upper portion and lower portion connected at their ends to a pair of rounded shoulders that give the tube portion a substantially rectangular cross section in a collapsed state. The hose further includes radial plies that extend within the cross section across the upper, lower portions, and around the rounded shoulders. The radial plies bias the upper and lower portions together into a collapsed state, wherein the upper and lower portions are parallel and substantially in contact with one another. The upper and lower portions expand from a collapsed state to an expanded state when compressed air is forced therethrough giving the tube portion a substantially rounded cross section.

Abstract: A connector element is disclosed in accordance with one embodiment of the present disclosure. The connector element is for coupling a first tubular element to a second tubular element, wherein the second tubular element is having an end configuration selected from a threaded end configuration and a non-threaded plain configuration. The connector element is having a threaded element complementary to the threads of the threaded end configuration of the second tubular element, a tube lock that is co-axially arranged with respect to and disposed downstream of the threaded element for holding the second tubular element, and a guide element that is co-axially arranged with respect to and disposed down-stream of the tube lock for guiding the second tubular element.

Abstract: A pipe connector includes a housing body defining an axial bore arranged to receive a length of pipe. A plurality of sealing members is positionable in a stacked configuration within the axial bore. The sealing members define a first opening through which the length of pipe can pass and are arranged to form a seal between the length of pipe and the housing body. A locking member is positionable in the axial bore above the sealing members. The locking member defines a second opening. The length of pipe is movable through the second opening in a first direction and the locking member engages the length of pipe when the pipe is forced in a second direction opposite the first direction to form a one-way stop.

Abstract: A connecting structure includes a housing, a cooler, an inner refrigerant pipe, an outer refrigerant pipe, and a joint pipe. The joint pipe is attached to a through hole of the housing. The inner refrigerant pipe is fitted to the joint pipe from a housing inner side. The outer refrigerant pipe is fitted to the joint pipe from a housing outer side. A tip of the inner refrigerant pipe and a tip of the outer refrigerant pipe define a gap inside the joint pipe. An end surface of a flange or a rib of the outer refrigerant pipe in a refrigerant-pipe axis direction abuts with an end surface of a flange or a rib of the joint pipe in the refrigerant-pipe axis direction.

Abstract: Described is a locking-ring closure for fastening lids on containers, having at least one screw lock and comprising an open locking ring (1) having a U- or V-shaped cross section, bearing blocks (3) and (4) arranged at the ends of the locking ring, one of which bearing blocks has a through-passage hole and the other an internal thread, a screw (2) which extends through the through-passage hole in the one bearing block (3) and engages by way of its thread in the internal thread of the other bearing block (4), wherein the screw extends beyond the width of this bearing block and, on the portion that emerges from the bearing block, carries a fixed threaded ring (5) enclosing said portion. The screw (2) has, at its end opposite the screw head (6), a portion (8) adjacent to the threaded ring and arranged on that side of the threaded ring (5) that faces the screw head, which portion (8) has no thread engaging in the internal thread of the bearing block (4) and extends at least over the width of the bearing block.

Abstract: A quick coupling device (1) of the cartridge type, the device comprising a tubular body (2) defining a channel (3), a retaining washer (9) for retaining the tube in the device (1), a tubular disconnection pusher (7) that is slidably mounted in the channel (3), and anchor means (8) for anchoring the coupling device (1) in the socket (102). The body (2) has one end provided with a retractable ring (5) that projects axially from said end (2.1) in order to carry internally a sealing member (10) of the coupling device (1) and in order to be suitable for being returned against the body (2) in order to release the sealing member (10) in the socket (102). The retaining washer (9) is arranged in the retractable ring (5) between the body (2) and the sealing member (10).

Abstract: The invention relates to pipe seals (10) for sealing a joint between a first pipe (32) a second pipe (42), said pipe seal (10) comprising a carrier member (12) and a sealing member (14) attached to the carrier member (12). The carrier member (12) comprises at least one retaining insert (24) with an inner grip portion (52) for gripping the second pipe (42), wherein the retaining insert (24) comprises an outer grip portion (54) for gripping the first pipe (32).

Abstract: Embodiments of mechanisms for processing a semiconductor wafer are provided. A method for processing a wafer includes providing a wafer process apparatus. The wafer process apparatus includes a chamber and a stage positioned in the chamber for supporting the semiconductor wafer. The method also includes supplying a process gas to the semiconductor wafer via a discharged assembly that is adjacent to the stage. The discharged assembly includes a discharged passage configured without a vertical flow path section.

Abstract: A brake mechanism of a robot using a multi-output differential gear, capable of selectively blocking or applying driving force as needed, the brake mechanism including: a differential gear unit receiving driving force and generating at least three outputs differentiated from the driving force while being linked with the driving force; a driving unit transferring the driving force to the differential gear unit and moving in a direction away from or approaching the differential gear unit to thereby be detachably provided in the differential gear unit; and a rescuing unit controlling a spaced distance between the driving unit and the differential gear unit to attach and detach the driving unit to and from the differential gear unit

Abstract: A pig receiver and method retrieve pigs in pipeline pigging operations. In one embodiment, a pig receiver includes a pig receiver unit. The pig receiver also includes a pig gate valve assembly disposed on the pig receiving unit. The pig gate valve assembly includes a gate valve. The pig gate valve assembly also includes a first actuator and a second actuator. The pig gate valve assembly further includes a cylinder guide. In addition, the pig gate valve assembly includes a tie bar. Actuation of the tie bar actuates the gate valve. An end of the tie bar is attached to the first actuator, and an opposing end of the tie bar is attached to the second actuator. The pig receiver also includes a system for removing contaminants from the pig receiver.

Abstract: The invention relates to an outer coating (9) for an underground piping element (7) made from iron, in particular cast iron, the outer coating having a first porous layer (11) and a second porous layer (13) positioned on the first layer and able to plug the pores of the first layer, the outer coating being characterized in that: the first layer includes a substantially pure zinc or a zine alloy or pseudo-alloy, the alloy or pseudo-alloy including, in terms of mass, at least 50% zinc, preferably between 0.5% and 40% aluminum, and the second layer comprises a one-component paint in the aqueous phase made from at least one synthetic resin emulsified, dispersed or dissolved in water. The invention also relates to a corresponding coated piping element and method for depositing the coating.

Abstract: A structure including a structural member configured like a frame with four sides is disclosed. A closed cross-section structural member serving as a reinforcing material is provided in a crossing corner of the structural member. The closed cross-section structural member includes two horizontal portions separated from each other in a thickness direction of the structural member and extending in an in-plane direction of the structural member and two vertical portions one of which connects first ends of the two horizontal portions together and the other of which connects second ends of the two horizontal portions together. The closed cross-section structural member includes a first opening formed therein facing an inner-peripheral flat surface of the structural member and a second opening formed therein facing inside of the structural member.

Abstract: A base made of a composite material supports a generator assembly. The base may support a number of components of the generator assembly, including an alternator, an engine, a control panel, a fuel tank, and a lifting frame. The base may include first and second tiers that are in two different horizontal planes for mounting of the alternator on one tier and the engine on the second tier, with a drive shaft of the alternator being aligned with a drive shaft of the engine. The base may include ribs extending from an under side of a support surface of the base in order to distribute loads and withstand stresses that result from the weight of the generator assembly.

Abstract: A rotatable assembly includes a base, a supporting member, a sliding member, and a rotatable member. The supporting member substantially perpendicularly protrudes from the base. The sliding member includes a sliding bar and a rack. The sliding bar is slidably connected to the base and passes through the supporting member. The rack is fixed to the surface of the sliding bar. The rotatable member includes a gear, a shaft, and a platform. The gear engages with the rack. The shaft passes through the supporting member to rotatably connect to the supporting member. The shaft is fixed in a hollow of the gear and is fixed to the platform. The platform arranges an electronic device thereon.

Abstract: A collapsible portable stand comprises support legs and a mast that collapse into a small equipment enclosure or case, forming one single, integral unit that provides for storage, stable support for a device that is mounted onto the mast, and portability. The legs and mast are operatively connected to the case and preferably have extendable length. In an embodiment, the legs and mast are connected to the case via hinges that provide for the legs and mast to rotate with respect to the case. The case preferably has wheels and an extendable handle for ease of transport when the legs and mast are collapsed into the case. An embodiment includes an internal storage case that has a moveable cover that can include controls for and/or connections to a device stored in the internal storage case. An alternative embodiment includes a larger portable stand that has components that are external of the case and/or are independent of a case.

Abstract: A tree mount bracket having a threaded member and a fixture support member that are joined to one another. The threaded member includes a shaft with a tip and a head and external threads. The fixture support member has a housing that includes a cylindrical wall and a base wall that defines a base wall opening. The cylindrical wall also defines a wire slot for accommodating a wire. The fixture support member can be embodied as a side mounted fixture support member; two side mounted fixture support members; a fixture support plate; a fixture support assembly; and, a ball shaft and a tightening ring.

Abstract: An equipment boom and methods of installation are provided. The equipment boom includes a base member and at least one extension slidably received by the base member. A fixing arrangement is also provided which allows for fixing the axial length of the equipment boom.

Abstract: This invention provides both a pump and a lubrication and cooling system with a pump which includes a pump housing, a rotor, a relief valve and a bypass valve. The relief valve is configured to relieve pump pressure when the pump pressure is indicative of an abnormal restriction of flow. The bypass valve is configured to direct fluid flow from an outlet chamber of the pump to an intake chamber of the pump when pressure in the outlet chamber is at a value associated with a predetermined speed of rotor rotation.

Abstract: A manufacturing method of a tank having fiber wound on outer periphery of a liner comprises the steps of: (a) heating a fiber; (b) winding the heated fiber on the outer periphery of the liner; (c) obtaining temperature of the fiber wound on the outer periphery of the liner; and (d) detecting position of the fiber wound on the outer periphery of the liner relative to the liner, based on the obtained temperature of the fiber wound on the outer periphery of the liner.

Abstract: An apparatus and method for filling a gas cylinder with nitric oxide gas is disclosed. A vacuum pump evacuates the air from the system. A suitable reactor generates nitric oxide gas within the system. The nitric oxide gas fills a gas cylinder. The gas cylinder is pressurized with nitrogen so the nitric oxide gas can be more readily used or stored.

Abstract: The present invention relates to devices, systems, and methods for a safety interlock for a gas cylinder. The interlock device of the present invention can prevent a gas cylinder from being removed from a gas administration device as long as gas remains in the gas cylinder.

Abstract: A gas filling apparatus in the present invention includes an accumulator, a compressor, a pressure sensor for detecting the pressure of gas delivered from a dispenser to be delivered to a gas tank, a regulating valve for regulating the gas flow rate, and a controller. To prevent a rapid rise in pressure of gas supplied to the gas tank, the controller includes an opening control unit for controlling the opening of the regulating valve when a detected value of the pressure sensor is lower than a pressure corresponding to the gas pressure in the accumulator by a predetermined value or more, and a compression control unit for controlling drive of the compressor so that the compressor compresses sucked gas when a pressure difference of a pressure detected by the pressure sensor from a pressure corresponding to the gas pressure in the accumulator becomes a value smaller than the predetermined value.

Abstract: A medical cable that has been potentially damaged due to a severe bend, kink or other trauma, produces a visual indication of a location where the cable may have been damaged. In one embodiment, the cable is formed from a hollow tube where the walls of the tube contain dye-filled capsules or microspheres that break if subjected to trauma. The tube is formed of a transparent or semi-transparent polymer that allows the dye in the broken capsules to be seen thereby providing a visual indication of a location where the trauma has occurred.

Abstract: An LED light fitting facilitating assembly and disassembly includes a light fitting casing and a light source module strip installed therein. The light source module strip is in one integral structure that is able to be assembled and disassembled independently in the LED light fitting. The integral structure includes an LED light source and an LED light source installation base. The LED light source installation base is an elongate profile. The light source module strip is inserted into the light fitting casing through a through-hole and fixed with the light fitting casing. The through-hole is sealed with a sealing part. The LED light fitting is able to be installed and removed conveniently by simple plugging and unplugging, neither needing to open the light fitting casing with a relatively large volume nor needing to unscrew a lot of screws using dedicated tools. As a result, an operating procedure is further simplified.

Abstract: An emitting device using smart mobile electronic device as operation interface comprises a connector having a circuit board, the circuit board having an electrical connection portion at a front end, and the electrical connection portion set to match specifications of a transmission port of a smart mobile electronic device for being inserted into the transmission port to get the power and signal; a light emitting module installed at a side of the circuit board; a drive circuit couple between the circuit board and light emitting module. Whereby when the connector of the emitting device is electrically connected to the transmission port, the power module provides the power to the emitting device to turn on or off the light emitting module of the emitting device through the user's operation interface on the touch screen.

Abstract: A light-emitting device may include a substrate, a light source arranged on the substrate, and a cover part spaced a certain distance apart from the light source and transmitting light emitted from the light source to outside. The cover part includes a first part, converting wavelengths of a part of light in light emitted from the light source and having different thicknesses at least in two different light-emitting directions of the light source, and a second part, having different thicknesses in the two different light-emitting directions to compensate the thicknesses of the first part.

Abstract: An oxychloride phosphor of the present disclosure includes divalent Eu arranged as an augmenting agent, at part of locations. The locations correspond to site of at least two kinds of predetermined substances included in a host crystal. A rate of the number of the divalent Eu with respect to the sum of the number of moles of the predetermined substance and the number of moles of the divalent Eu is less than 2%. When the predetermined substance is represented by A, the oxychloride phosphor is represented by a general formula of xAO.yEuO.SiO2.zCl. In this formula, A represents Sr and Ca, or Sr, Ca, and Mg, y indicates a value of not less than 0.002 and not more than 0.02, x+y indicates a value of more than 1.00 and not more than 1.30, and z indicates a value of not less than 0.20 and not more than 0.70.

Abstract: The invention relates to a portable, stand-up type LED lamp for hardening or curing of photochemically hardenable nail polish, said lamp comprising a flat lamp body provided with an illuminated panel (10) accommodating a plurality of light emitting diodes (9), an illuminated panel cover (7,7) secured on the edges of the illuminated panel by means of hinges located at opposite sides, wherein the illuminated panel cover (7,7) being divided to form two wings (7) of equal length—measured from hinges to the center—said wings (7) of the illuminated panel cover (7,7) designed so as to stand up in a position essentially perpendicular to the illuminated panel in a manner that jointly with the lamp body they form a bridge structure with said illuminating panel pointing downward, as well as a power supply unit and a switching element (3) to switch the lamp on or off.

Abstract: A stand alone multi-spotlight electric floor lamp having a hollow stem having an axis and carrying electrical wiring to the spotlights wherein the first spotlight is secured to the top of the hollow stem by a pivotal connection permitting the spotlight to be positioned in a plane orthogonal to the axis of the stem and by a swivel connection permitting the spotlight to be positioned in a plane parallel to the axis and two additional spotlights adjustably secured to the stem displaced from the first spotlight.

Abstract: The invention is related to a light adjusting film. The light adjusting film includes a transparent substrate, a plurality of micro lens structures on a light incident surface of the transparent substrate and a plurality of micro triangular prism structures on a light emitting surface of the transparent substrate. The curvature of the micro lens structures is in a range of 50 ?m?1 to 500 ?m?1, and the position of each of micro lens structures is corresponding to that of one or more of the micro triangular prism structures. By designing of the micro lens structures together with the triangular prism structures, sunlight can be used effectively so as to achieve energy saving performance.

Abstract: An elongated light assembly is disclosed. The elongated light assembly comprises a luminescent portion disposed on a housing. The elongated light assembly further includes a light source located proximate the housing. The light source is configured to emit light at a first wavelength directed toward the luminescent portion. The luminescent portion is configured to convert the first wavelength to at least a second wavelength to illuminate a portion of the elongated light assembly housing.

Abstract: A vehicular lamp has a light-emitting element facing a forward direction of the lamp, and a translucent member that covers the light-emitting element from a front side. The translucent member has a center region located forward of the light-emitting element that serves as a lens-like direct light control portion. The translucent member has a peripheral region surrounding the center region that serves as a reflecting light control portion in which light emitted from the light-emitting element and incident on the translucent member is internally reflected forward by a rear surface of the translucent member and emitted forward from a front surface of the translucent member. The direct light control portion is configured such that light emitted from the direct light control portion has a light intensity distribution in which light intensity is highest in a direction at a first required angle from the forward direction of the lamp.

Abstract: Disclosed is an air vent device for a vehicle lamp, including: an inner housing which is installed on a lamp housing, has an opening portion formed at one side thereof, and has a moisture generation inducing zone that is formed in the inner housing and generates moisture; and an outer housing which has a low pressure inducing unit that is formed between the inner housing and the outer housing and allows the outside air to pass therethrough, and discharges the moisture generated in the moisture generation inducing zone to the outside through the opening portion and the low pressure inducing unit.

Abstract: A light emitting device includes a light source and a light diverging unit including a first light diverging part and a second light diverging part including a bottom surface and a first light emitting surface connected by a side surface. The bottom surface defines a first receiving space for receiving the light source, the first light emitting surface defines a second receiving space communicating with the first receiving space, and the second receiving space comprises a first connecting surface. The second light diverging part is inserted into the second receiving space, and comprises a second light emitting surface and a second connecting surface. The second connecting surface fully contacts the first connecting surface, the second light emitting surface smoothly connects to the first light emitting surface. A refraction index of the first light diverging part is smaller than that of the second light diverging part.

Abstract: A beam diffusing module including a light incident terminal, a light emitting terminal, a first reflective plate and a second reflective plate is provided. The first reflective plate and the second reflective plate are disposed on a transmission path of a laser beam. At least one of the first reflective plate and the second reflective plate has a plurality of reflective micorstructures. The reflective micorstructures are arranged along a second direction from the light incident terminal towards the light emitting terminal. At least a part of the laser beam enters the beam diffusing module through the light incident terminal and emerges from the light emitting terminals after being reflected repeatedly by the first reflective plate and the second reflective plate to cause an M squared of the laser beam to be redistributed along a first direction. A beam generating system is also provided.

Abstract: A light pipe includes a plurality of light guide units, and a connection unit that integrally connects the plurality of light guide units, the connection unit including a light interference suppression hole formed between the light guide units adjacent to each other, the light interference suppression hole including at least one surface that satisfies a total reflection condition of light entering the light interference suppression hole from the connection unit.