Abstract: A safety device for at least one light source for preventing exceeding specified light energy limits in the emission of light using the at least one light source is disclosed. The device includes at least one electrical component for influencing an electrical energy supply of at least one light source, and at least one electrical capacitive component, which is connected to a light source current path of the at least one light source. The device also has at least one state of charge comparison means, which is connected to at least one capacitive component, using which a state of charge variable characterizing a state of charge of the capacitive component is compared to a specified limiting state of charge variable and at least one alarm status for influencing the electrical energy supply of the at least one light source is set depending on the result of the comparison.

Abstract: The invention relates to a control circuit (50) for pulsed control of a light-emitting means (52), in particular an LED or a laser diode (52), having a switched-mode power supply unit (54) with a first switch (64) arranged in a primary circuit of the switched-mode power supply unit (54), wherein the switched-mode power supply unit (54) has a primary-side connector (62) for connection to a supply voltage, a secondary-side connector (67) for supplying the light-emitting means (52) and a switching input (65) for operating the first switch (64), having a storage capacitor (68) arranged between the secondary-side connector (67) and a ground (66), having a second switch (70) arranged in a current path (71) in parallel with the storage capacitor (68), wherein the light-emitting means (52) is positionable in the current path (71), and having a control unit (72) to control the first and the second switch (64, 70), wherein the control unit (72) is designed to operate the first switch (64) in order to induce at least on

Abstract: According to some illustrative embodiments, an angularly adjustable spray nozzle is employed that includes: a base section having a water flow path extending lengthwise there-through; a head section aligned at an end of the base section and rotatably mounted to the base section; wherein a flow path through the base section is inclined at an angle to a flow path through the head section such that when the head section is rotated a predetermined extent relative to the base section, the spray device is moved between a substantially straight configuration of the head section with respect to the base section and an angular configuration of the head section with respect to the base section; wherein the head section includes a rotatable turret assembly having a plurality of selectable spray type discharge ports and a sleeve to which the rotatable turret assembly is mounted, the rotatable turret assembly including labels on a periphery thereof corresponding to respective ones of the selectable spray type discharge po

Abstract: According to some illustrative embodiments, an angularly adjustable spray nozzle is employed that includes: a base section having a water flow path extending lengthwise there-through; a head section aligned at an end of the base section and rotatably mounted to the base section; wherein a flow path through the base section is inclined at an angle to a flow path through the head section such that when the head section is rotated a predetermined extent relative to the base section, the spray device is moved between a substantially straight configuration of the head section with respect to the base section and an angular configuration of the head section with respect to the base section; wherein the head section includes a rotatable turret assembly having a plurality of selectable spray type discharge ports and a sleeve to which the rotatable turret assembly is mounted, the rotatable turret assembly including labels on a periphery thereof corresponding to respective ones of the selectable spray type discharge po

Abstract: According to some illustrative embodiments, an angularly adjustable spray nozzle is employed that includes: a base section having a water flow path extending lengthwise there-through; a head section aligned at an end of the base section and rotatably mounted to the base section; wherein a flow path through the base section is inclined at an angle to a flow path through the head section such that when the head section is rotated a predetermined extent relative to the base section, the spray device is moved between a substantially straight configuration of the head section with respect to the base section and an angular configuration of the head section with respect to the base section; wherein the head section includes a rotatable turret assembly having a plurality of selectable spray type discharge ports and a sleeve to which the rotatable turret assembly is mounted, the rotatable turret assembly including labels on a periphery thereof corresponding to respective ones of the selectable spray type discharge po

Abstract: According to some illustrative embodiments, an angularly adjustable spray nozzle is employed that includes: a base section having a water flow path extending lengthwise there-through; a head section aligned at an end of the base section and rotatably mounted to the base section; wherein a flow path through the base section is inclined at an angle to a flow path through the head section such that when the head section is rotated a predetermined extent relative to the base section, the spray device is moved between a substantially straight configuration of the head section with respect to the base section and an angular configuration of the head section with respect to the base section; wherein the head section includes a rotatable turret assembly having a plurality of selectable spray type discharge ports and a sleeve to which the rotatable turret assembly is mounted, the rotatable turret assembly including labels on a periphery thereof corresponding to respective ones of the selectable spray type discharge po

Abstract: The invention relates to a method for operating an optoelectronic detection device (12) for monitoring at least one monitoring region (14) with optical monitoring signals (34), and to an optoelectronic detection device (12). In the method, at least one first receive start signal (58a) is sent to at least one first receiver (24a), and at least one second receive start signal (58b) is sent to at least one second receiver (24b). In response to the at least one first receive start signal (58a), a receive process which is carried out with the at least one first receiver (24a) is started and at least one first trigger signal (44a) is generated with the at least one first receiver (24a). In response to the at least one second receive start signal (58b), a receive process which is carried out with the at least one second receiver (24b) is started and at least one second trigger signal (44b) is generated with the at least one second receiver (24b).

Abstract: A light signal redirection device (26) for an optical measurement system for capturing objects in a monitoring region, an optical measurement system, and a method for operating a light signal redirection device (26) are described. The light signal redirection device (26) comprises at least one redirection body (32) having at least one redirection region (34) for redirecting light signals (22). Furthermore, the light signal redirection device (26) comprises at least one drive device (36) with which the at least one redirection body (32) can be driven in such a way that the at least one redirection region (34) can be moved relative to respective propagation axes (23) of light signals (22) which are incident on the at least one redirection region (34). At least one redirection region (34) is at least partially curved.

Abstract: A method for controlling a drive apparatus (20) of a micro-oscillation mirror (16), a control device (28) and a deflector mirror apparatus (14) are described. The drive apparatus (20) has at least two comb drives (22a, 22b) which are arranged on different radial sides of a pivoting axis (18) of the micro-oscillation mirror (16). In the method, at least two actuation signals AS1, AS2) are generated, and the at least two comb drives (22a, 22b) are therefore actuated at least temporarily in such a way that they drive the micro-oscillation mirror (16) in an oscillating fashion. At least one elongation signal (P1, P2), which characterizes the elongation (26) of the micro-oscillation mirror (16) is generated using at least one comb drive (22a, 22b).

Abstract: A method for controlling a drive apparatus (18) of a micro-oscillation mirror (16), a control device (28) and a deflector mirror apparatus (14) are described. In the method, at least one actuation signal (20) is generated, and the drive apparatus (18) is actuated therewith in such a way that it drives the micro-oscillation mirror (16) in an oscillating fashion. At least one position signal (26) which characterizes the deflection (22) of the micro-oscillation mirror (16) is sensed. The at least one actuation signal (20) is closed-loop controlled on the basis of the at least one position signal (26) in such a way that the micro-oscillation mirror (16) is driven at its resonant frequency. The amplitude of the at least one position signal (26) is continuously compared with at least one threshold value (38a, 38b, 38c). At least one time interval (42a, 42b, 42c) between at least two passes of the at least one position signal (26) through at least one threshold value (38a, 38b, 38c) is determined.

Abstract: The invention relates to a control circuit (50) for pulsed control of a light-emitting means (52), in particular an LED or a laser diode (52), having a switched-mode power supply unit (54) with a first switch (64) arranged in a primary circuit of the switched-mode power supply unit (54), wherein the switched-mode power supply unit (54) has a primary-side connector (62) for connection to a supply voltage, a secondary-side connector (67) for supplying the light-emitting means (52) and a switching input (65) for operating the first switch (64), having a storage capacitor (68) arranged between the secondary-side connector (67) and a ground (66), having a second switch (70) arranged in a current path (71) in parallel with the storage capacitor (68), wherein the light-emitting means (52) is positionable in the current path (71), and having a control unit (72) to control the first and the second switch (64, 70), wherein the control unit (72) is designed to operate the first switch (64) in order to induce at least on

Abstract: A wireless water timer and valve control system includes a control unit in wireless WiFi communication with a router and a valve unit in wireless communication with the control unit and designed to connect to a faucet. The valve unit includes a valve that is operated wirelessly via a signal received by the control unit.

Abstract: A wireless water timer and valve control system includes a control unit in wireless WiFi communication with a router and a valve unit in wireless communication with the control unit and designed to connect to a faucet. The valve unit includes a valve that is operated wirelessly via a signal received by the control unit.

Abstract: In an optoelectronic detection device (1) with at least one optical transmitting unit (3) with an electromagnetic pulse generator (4) for emitting electromagnetic emitted pulses (5), and at least one optical receiver for receiving reflected emitted pulses (7) that provides a reception signal, formed depending on the reflected emitted pulse, to an evaluation device (10), wherein the optical receiver (2) is configured to provide a trigger signal (11) for the control of the optical transmitter (3), an improved compensation of the optoelectronic detection device for errors resulting from temperature or ageing should be achieved.

Abstract: According to some illustrative embodiments, an angularly adjustable spray nozzle is employed that includes: a base section having a water flow path extending lengthwise there-through; a head section aligned at an end of the base section and rotatably mounted to the base section; wherein a flow path through the base section is inclined at an angle to a flow path through the head section such that when the head section is rotated a predetermined extent relative to the base section, the spray device is moved between a substantially straight configuration of the head section with respect to the base section and an angular configuration of the head section with respect to the base section; wherein the head section includes a rotatable turret assembly having a plurality of selectable spray type discharge ports and a sleeve to which the rotatable turret assembly is mounted, the rotatable turret assembly including labels on a periphery thereof corresponding to respective ones of the selectable spray type discharge po

Abstract: According to some illustrative embodiments, an angularly adjustable spray nozzle is employed that includes: a base section having a water flow path extending lengthwise there-through; a head section aligned at an end of the base section and rotatably mounted to the base section; wherein a flow path through the base section is inclined at an angle to a flow path through the head section such that when the head section is rotated a predetermined extent relative to the base section, the spray device is moved between a substantially straight configuration of the head section with respect to the base section and an angular configuration of the head section with respect to the base section; wherein the head section includes a rotatable turret assembly having a plurality of selectable spray type discharge ports and a sleeve to which the rotatable turret assembly is mounted, the rotatable turret assembly including labels on a periphery thereof corresponding to respective ones of the selectable spray type discharge po

Abstract: The preferred embodiments of the present invention provide a sprinkler motor (e.g., an engine that generates pivoting, rotation or other movement) for a spray hose in which the motor includes a gear mechanism that is lubricated by water sprayed via the spray hose. In the preferred embodiments, a direct water passageway is provided to gear chamber, along with a filter whereby water can be directed to the gears as a lubricant, while preventing debris from entering the gear mechanism.

Abstract: According to some illustrative embodiments, an angularly adjustable spray nozzle is employed that includes: a base section having a water flow path extending lengthwise there-through; a head section aligned at an end of the base section and rotatably mounted to the base section; wherein a flow path through the base section is inclined at an angle to a flow path through the head section such that when the head section is rotated a predetermined extent relative to the base section, the spray device is moved between a substantially straight configuration of the head section with respect to the base section and an angular configuration of the head section with respect to the base section; wherein the head section includes a rotatable turret assembly having a plurality of selectable spray type discharge ports and a sleeve to which the rotatable turret assembly is mounted, the rotatable turret assembly including labels on a periphery thereof corresponding to respective ones of the selectable spray type discharge po