Patent application number | Description | Published |
20120031729 | Device for the transport of passengers - Device for the passenger transport, in particular an escalator provided with steps or a moving walkway equipped with pallets, wherein the steps or pallets are connected to each other to form a continuous step or pallet belt and can be moved in the direction of transport by means of drive elements, wherein a lower entrance or exit section of the device is connected to an upper exit or entrance section via at least one arched transport section which, seen over the length and height thereof, is formed by different radii which verge into each other, wherein at least the arched transport section is composed of several linear framing sections which are connected to each other in the region of the facing ends thereof. | 02-09-2012 |
20120181142 | DEVICE FOR CONNECTING A CHAIN TO A STEP OR A PALLET OF A PASSENGER CONVEYING INSTALLATION - A device for connecting a chain, which is actively connected to a roller, to a step or a pallet of an escalator or a moving walkway, respectively. The chain has a roller side and a step or pallet side. The device includes a hollow stud disposed on the roller side and a cylindrical shoulder disposed on the step or pallet side. The hollow stud has a clearance to receive the cylindrical shoulder. A slide bearing is arranged at least radially between a circumferential surface of the hollow stud defining the clearance and an outer circumferential surface of the shoulder. | 07-19-2012 |
20120181143 | Drive System for a Passenger Transport Installation - A drive system for transport of a passenger transport installation including an escalator or a moving walkway. Steps or pallets of the transport are actively connected to pulling elements which can be moved in the transport direction by at least one electric motor provided with a gear train having a chain wheel. The electric motor containing the gear train is positioned in one of the reversing areas of the transport and a further electric motor exclusively serves for the linear motion of the transport. Bushes/rolls of plate link chains are adjacent to or roll along individual teeth of the chain wheel while only getting into line contact, outside the tooth ground of the chain wheel. A point of force application of the bushes/rolls on the respective tooth of the chain wheel is realized such that only a one-directional force application component is generated at the respective tooth. | 07-19-2012 |
20120186940 | Method and Device for Operating a Passenger Transport Installation - A method for controlling an installation for a revolving passenger transport comprised of steps or pallets moving along a transport path that includes a plurality of drives. At least one drive is arranged in a reversing area and at least one further drive is arranged in an area of the transport path. Each drive is actively connected to a frequency converter. All of the frequency converters are monitored by a higher-order control. A defined drive pattern is memorized in the higher-order control. Measured values of the drives are transmitted to the higher-order control by individual frequency converters. The measured values are compared in the higher-order control with respect to each other. In case of divergences from the memorized drive pattern of the respective frequency converter, the respective frequency converter which diverges from a comparative value is corrected with aid of the higher-order control. | 07-26-2012 |
20130228417 | METHOD AND DEVICE FOR MONITORING THE FUNCTIONING OF AN ESCALATOR OR OF A MOVING WALKWAY - A method and device for monitoring the functioning of a drive element provided between a drive motor and a pulling member for pallets or steps of a passenger transport installation is provided. The condition of the steps or pallets of the step or pallet belt may be monitored. The drive element may be monitored. The step or pallet belt may be stopped in the event of a malfunction of the drive element. | 09-05-2013 |
Patent application number | Description | Published |
20110051766 | Laser Light Source - A laser light source comprises, in particular, a semiconductor layer sequence ( | 03-03-2011 |
20110188530 | Laser Light Source and Method for Producing a Laser Light Source - A laser light source comprises, in particular, a semiconductor layer sequence ( | 08-04-2011 |
20130107534 | Laser Light Source | 05-02-2013 |
20130272333 | Laser Diode Device - A laser diode device is specified, comprising a housing having a mounting part and a laser diode chip based on a nitride compound semiconductor material in the housing on the mounting part, wherein the laser diode chip is mounted directly on the mounting part using a solder layer, and the solder layer has a thickness of greater than or equal to 3 μm. | 10-17-2013 |
20130343419 | Laser Diode Assembly - A laser diode assembly includes a housing having a housing part and a mounting part, which is connected to the housing part and which extends away from the housing part along an extension direction. A laser diode chip is disposed on the mounting part. The laser diode chip has, on a substrate, semiconductor layers with an active layer for emitting light. The housing part and the mounting part have a main body composed of copper and at least the housing part is steel-sheathed. A first solder layer having a thickness of greater than or equal to 2 μm is arranged between the laser diode chip and the mounting part. The laser diode chip has a radiation coupling-out area, on which a crystalline protective layer is applied. | 12-26-2013 |
20140092931 | Laser Diode Assembly - A laser diode assembly includes a housing having a housing part and a mounting part that is connected to the housing part and that extends away from the housing part along an extension direction. A laser diode chip is disposed on the mounting part. The laser diode chip has, on a substrate, semiconductor layers with an active layer for emitting light. The housing part and the mounting part have a main body composed of copper and at least the housing part is steel-sheathed. A first solder layer having a thickness of greater than or equal to 3 μm is arranged between the laser diode chip and the mounting part. | 04-03-2014 |
20140362883 | Laser Diode Assembly - A laser diode assembly includes a housing having a housing part and a mounting part, which is connected to the housing part and which extends away from the housing part along an extension direction. A laser diode chip is disposed on the mounting part. The laser diode chip has, on a substrate, semiconductor layers with an active layer for emitting light. The housing part and the mounting part have a main body composed of copper and at least the housing part is steel-sheathed. A first solder layer having a thickness of greater than or equal to 2 μm is arranged between the laser diode chip and the mounting part. The laser diode chip has a radiation coupling-out area, on which a crystalline protective layer is applied. | 12-11-2014 |
Patent application number | Description | Published |
20100295438 | Semiconductor Light Source Having a Primary Radiation Source and a Luminescence Conversion Element - A semiconductor light source is provided, the semiconductor light source having a primary radiation source ( | 11-25-2010 |
20120326178 | OPTOELECTRONIC COMPONENT AND METHOD FOR PRODUCING AN OPTOELECTRONIC COMPONENT - An optoelectronic component includes at least one inorganic optoelectronically active semiconductor component having an active region that emits or receives light during operation, and a sealing material applied by atomic layer deposition on at least one surface region, the sealing material covering the surface region in a hermetically impermeable manner. | 12-27-2012 |
20130230067 | METHODS FOR PRODUCING OPTOELECTRONIC SEMICONDUCTOR COMPONENTS, AND OPTOELECTRONIC SEMICONDUCTOR LASERS - A method for producing an optoelectronic semiconductor component includes:
| 09-05-2013 |
20140217425 | Radiation-Emitting Semiconductor Component - A radiation-emitting semiconductor component includes a semiconductor body. The semiconductor body has a semiconductor layer sequence having an active region provided for generating radiation. The semiconductor component has a waveguide, which is provided for laterally guiding the radiation generated in the active region and which extends between a mirror surface and a coupling-out surface. The waveguide meets the mirror surface perpendicularly and forms an acute angle with a normal to the coupling-out surface. | 08-07-2014 |
20140341247 | Laser Diode Device - A laser diode device has a housing with a mounting part and a laser diode chip, which is based on a nitride compound semi-conductor material, in the housing on the mounting part. The laser diode chip is mounted directly on the mounting part by means of a solder layer and the solder layer has a thickness of greater than or equal to 3 μm. | 11-20-2014 |
20150049776 | METHODS OF PRODUCING OPTOELECTRONIC SEMICONDUCTOR COMPONENTS, AND OPTOELECTRONIC SEMICONDUCTOR LASERS - An optoelectronic semiconductor laser includes a growth substrate; a semiconductor layer sequence that generates laser radiation; a front facet at the growth substrate and at the semiconductor layer sequence, wherein the front facet constitutes a main light exit side for the laser radiation generated in the semiconductor laser and has a light exit region at the semiconductor layer sequence; a light blocking layer for the laser radiation, which partly covers at least the growth substrate at the front facet such that the light exit region is not covered by the light blocking layer; and a bonding pad at a side of the semiconductor layer sequence facing away from the growth substrate, wherein a distance between the bonding pad and the light blocking layer at least at the light exit region is 0.1 μm to 100 μm. | 02-19-2015 |
Patent application number | Description | Published |
20080204702 | Optical observation apparatus - The invention relates to an optical observation apparatus ( | 08-28-2008 |
20090174939 | Binocular - Binoculars have two tubes which are connected to each other via a folding bridge and an Abbe-König prism system is arranged in each tube. The Abbe-König prism systems are each provided for image reversal of respective visual viewing beam paths. Each Abbe-König system comprises an isosceles prism and a roof prism adjacent thereto. A laser transmitter ( | 07-09-2009 |
20090231733 | Optical system - An optical system for imaging an object on an image acquisition unit includes a first lens unit, a second lens unit, a third lens unit, a fourth lens unit, a fifth lens unit, and a sixth lens unit disposed from the object in the direction of the image acquisition unit. The second lens unit is manufactured from a material whose deviation of the relative partial dispersion fulfills the condition: Δθ | 09-17-2009 |
20100134882 | Optical system - An optical system for imaging an object on an image acquisition unit has a variable focal length for zooming. The optical system has precisely three lens units from the object in the direction of an image acquisition unit, namely a first lens unit, a second lens unit, and a third lens unit. The second lens unit and the third lens unit are movably situated along an optical axis of the optical system for a change of the focal length. The first lens unit includes a first lens group and a second lens group. The first lens group of the first lens unit is fixedly situated on the optical axis of the optical system. The second lens group of the first lens unit is movably situated along the optical axis of the optical system for focusing. The second lens group includes at least two lenses. | 06-03-2010 |
20140029092 | OPTICAL SYSTEM, IN PARTICULAR A TELESCOPE - An optical system for generating an image of an object is provided. It has at least one objective, at least one lens erecting system and at least one eyepiece. The objective, the lens erecting system and the eyepiece are arranged along an optical axis of the optical system. The lens erecting system is arranged between the objective and the eyepiece. The objective has at least two optical units which, for magnifying the image, are configured to be displaceable along the optical axis. | 01-30-2014 |