Abstract: The present invention provides a fluorine-containing ether compound represented by the following Formula. R1-[B]-[A]-CH2—R2—CH2-[C]-[D]-R3 (R2 is a perfluoropolyether chain; [A] is Formula (2-1); [B] is Formula (2-2); [C] is Formula (3-1); [D] is Formula (3-2); R3 is Formula (4); and R1 is a terminal group.

Abstract: An article detection device includes: an image acquiring unit acquiring a surroundings image; a first information image preparing unit preparing a first information image by converting information on a load/unloading target portion of the article to an easily recognizable state based on the surroundings image; a first calculation unit calculating at least one of a position and a posture of the load/unloading target portion; a second information image preparing unit preparing a second information image by converting information on a pitch angle detection portion of the article to an easily recognizable state; and a second calculation unit configured extracting at least two edge candidates for the article extending in a specific direction and included in the second information image based on a calculation result from the first calculation unit and calculating a three-dimensional direction vector indicating a pitch angle of the article from the edge candidates.

Abstract: A fluorine-containing ether compound represented by the following formula (1) is provided. R1—CH2—R2—CH2—R3 (1) (In the formula (1), R1 is an alkoxy group having 1 to 10 carbon atoms, R2 is a perfluoropolyether chain, R3 is —OCH2CH(OH)CH2O(CH2)mOH (in in the formula is an integer of 2 to 4).

Abstract: Laser processing head (20) of the present disclosure includes housing (30), transparent protector (40), and temperature sensor (70). Housing (30) includes an optical path of processing laser light (LB). Transparent protector (40) is detachably fixed to housing (30), passes processing laser light (LB), and suppresses dust of work material (W) entering into housing (30). Here, the dust is generated from the work material (W) irradiated with processing laser light (LB). Temperature sensor (70) detects the temperature of transparent protector (40).

Abstract: A curable composition includes a polymer (A) including a structural unit represented by the following general formula (I), and a polythiol compound (B) having at least two thiol groups in one molecule: wherein R1, R2 and R3 each independently represent a hydrogen atom, an alkyl group having 1 to 18 carbon atoms, an alkenyl group having 2 to 18 carbon atoms or an aralkyl group having 7 to 18 carbon atoms, R4 represents a hydrogen atom or a methyl group, and n is an arbitrary integer equal to or greater than 0, and wherein at least one of R1, R2 and R3 is one of the above groups having one or more carbon atoms and/or n is an integer equal to or greater than 1. The curable composition is excellent in curability and provides a flexible cured product.

Abstract: Laser processing head (20) of the present disclosure includes housing (30), transparent protector (40), and temperature sensor (70). Housing (30) includes an optical path of processing laser light (LB). Transparent protector (40) is detachably fixed to housing (30), passes processing laser light (LB), and suppresses dust of work material (W) entering into housing (30). Here, the dust is generated from the work material (W) irradiated with processing laser light (LB). Temperature sensor (70) detects the temperature of transparent protector (40).

Abstract: Laser processing head (20) of the present disclosure includes housing (30), transparent protector (40), and temperature sensor (70). Housing (30) includes an optical path of processing laser light (LB). Transparent protector (40) is detachably fixed to housing (30), passes processing laser light (LB), and suppresses dust of work material (W) entering into housing (30). Here, the dust is generated from the work material (W) irradiated with processing laser light (LB). Temperature sensor (70) detects the temperature of transparent protector (40).

Abstract: A laser oscillator includes a plurality of laser modules, beam coupler (12) that couples a plurality of laser beams (LB1 to LB4) emitted from the plurality of laser modules to form a coupled laser beam, beam coupler (12) emitting the coupled laser beam, and a condensing lens unit having a condensing lens, the condensing lens unit condensing the coupled laser beam to have a given beam diameter and guiding the condensed coupled laser beam to a transmission fiber. Beam coupler (12) has optical members (OC1 to OC4) configured to change optical paths of laser beams (LB1 to LB4). By changing the optical paths of laser beams (LB1 to LB4) by optical members (OC1 to OC4,) a beam profile of the coupled laser beam emitted from the transmission fiber is changed without adjusting a position of the condensing lens.

Abstract: A flying device includes a base, thrusters, an orientation detection unit, an abnormality detection unit, and an orientation control unit. The plurality of thrusters are provided on the base each including a propeller, a motor which drives the propeller, and a pitch change mechanism unit which changes a pitch of the propeller. The orientation detection unit detects an orientation of the base. The abnormality detection unit detects an abnormality in the thrusters. The orientation control unit, when the abnormality detection unit detects an abnormality in at least one of the thrusters, changes the pitches of the propellers in the remaining thrusters to maintain an orientation of the base detected by the orientation detection unit.

Abstract: Reference light receiver (300) receives reference light (RL) reflected by second reflecting surface (200b) of folding mirror (200). Partial light receiver (600) receives a part of laser light (LB) reflected by partial reflection mirror (500). Controller (14) detects an abnormality in an inclination angle of first reflecting surface (200a) of folding mirror (200) with respect to an optical path of laser light (LB) incident on first reflecting surface (200a) of folding mirror (200) based on an output of reference light receiver (300), and detects an abnormality in a spot of laser light (LB) on an irradiated object based on an output of partial light receiver (600).

Abstract: A laser device includes a laser oscillator that generates a laser beam, condenser lens that condenses laser beam emitted from the laser oscillator, transmission fiber that includes at least core that transmits laser beam condensed by condenser lens, and cladding provided around core, and a lens driving unit that adjusts a position of condenser lens. The lens driving unit automatically adjusts the position of condenser lens to reduce light intensity of laser beam incident on cladding.

Abstract: Provided are a method and an apparatus for resistance spot welding in which preliminary current application is executed and then main welding is executed in accordance with master patterns of various parameters obtained during the preliminary current application. The main welding is executed under welding conditions of the master patterns, and whether a welding abnormality has occurred and whether the welding abnormality is likely to occur are determined. When the welding abnormality is likely to occur, the welding conditions for the main welding are corrected so as to prevent the welding abnormality. When the welding abnormality is unlikely to occur, the welding conditions for the main welding are corrected so as to match the master patterns.

Abstract: A laser oscillator includes a plurality of laser modules, beam coupler (12) that couples a plurality of laser beams (LB1 to LB4) emitted from the plurality of laser modules to form a coupled laser beam, beam coupler (12) emitting the coupled laser beam, and a condensing lens unit having a condensing lens, the condensing lens unit condensing the coupled laser beam to have a given beam diameter and guiding the condensed coupled laser beam to a transmission fiber. Beam coupler (12) has optical members (OC1 to OC4) configured to change optical paths of laser beams (LB1 to LB4). By changing the optical paths of laser beams (LB1 to LB4) by optical members (OC1 to OC4,) a beam profile of the coupled laser beam emitted from the transmission fiber is changed without adjusting a position of the condensing lens.

Abstract: Laser processing head (20) of the present disclosure includes housing (30), transparent protector (40), and temperature sensor (70). Housing (30) includes an optical path of processing laser light (LB). Transparent protector (40) is detachably fixed to housing (30), passes processing laser light (LB), and suppresses dust of work material (W) entering into housing (30). Here, the dust is generated from the work material (W) irradiated with processing laser light (LB). Temperature sensor (70) detects the temperature of transparent protector (40).

Abstract: A process fiber (20) includes a first light transmitter configured to transmit the processing laser beam emitted from a processing laser source (12) of a laser processing system (1); a measuring laser source (14); and a second light transmitter fixed to the first light transmitter along the length of the first light transmitter and configured to transmit the measuring laser beam emitted from the measuring laser source (14). The bending radius of the first light transmitter at a predetermined position is detected based on the measuring laser beam reflected by the second light transmitter.

Abstract: A laser device includes a laser oscillator that generates a laser beam, condenser lens that condenses laser beam emitted from the laser oscillator, transmission fiber that includes at least core that transmits laser beam condensed by condenser lens, and cladding provided around core, and a lens driving unit that adjusts a position of condenser lens. The lens driving unit automatically adjusts the position of condenser lens to reduce light intensity of laser beam incident on cladding.

Abstract: Laser processing head (20) includes collimator lens (23) that converts laser light (70) into a parallel light beam; light-collecting lens (24) that collects laser light (70) converted into the parallel light beam; case (21) that contains collimator lens (23) and light-collecting lens (24); wavelength selection mirror (25) that is provided between collimator lens (23) and light-collecting lens (24) and transmits laser light (70) while reflecting light of a given wavelength different from that of laser light (70); and a transmission window provided at a position where the light of the given wavelength is transmitted and also where laser emission end face (61) of optical fiber (60) can be optically observed through wavelength selection mirror (25).

Abstract: Provided are a method and an apparatus for resistance spot welding in which preliminary current application is executed and then main welding is executed in accordance with master patterns of various parameters obtained during the preliminary current application. The main welding is executed under welding conditions of the master patterns, and whether a welding abnormality has occurred and whether the welding abnormality is likely to occur are determined. When the welding abnormality is likely to occur, the welding conditions for the main welding are corrected so as to prevent the welding abnormality. When the welding abnormality is unlikely to occur, the welding conditions for the main welding are corrected so as to match the master patterns.

Abstract: A payment management apparatus according to an embodiment includes a purchase request receiving unit, a payment candidate selecting unit, a list information notifying unit, a selected information acquiring unit, and a payment unit. The purchase request receiving unit receives a purchase request transmitted from a user terminal. The payment candidate selecting unit selects payment candidates as candidates for a payer who pays a price for a purchasing object corresponding to the purchase request on behalf of a user who holds the user terminal. The list information notifying unit notifies the user terminal of information on a list of the payment candidates. The selected information acquiring unit acquires, from the user terminal, information on a payment candidate selected from the list of the payment candidates as information on a selected candidate. The payment unit performs a payment process on the purchasing object based on the information on the selected candidate.

Abstract: A flying device includes a base, thrusters, an orientation detection unit, an abnormality detection unit, and an orientation control unit. The plurality of thrusters are provided on the base each including a propeller, a motor which drives the propeller, and a pitch change mechanism unit which changes a pitch of the propeller. The orientation detection unit detects an orientation of the base. The abnormality detection unit detects an abnormality in the thrusters. The orientation control unit, when the abnormality detection unit detects an abnormality in at least one of the thrusters, changes the pitches of the propellers in the remaining thrusters to maintain an orientation of the base detected by the orientation detection unit.