Patents by Inventor Hugo Knecht
Hugo Knecht has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9632015Abstract: A hydrostatic head tester arrangement has a frame, a test pressure generating device, a clamping device having first clamping ring and a second clamping ring and wherein a power gain element is connected to the first clamping ring. Further, the power gain element is connected to an actuation lever via a resilient member.Type: GrantFiled: October 15, 2012Date of Patent: April 25, 2017Assignee: TEXTEST AGInventor: Hugo Knecht
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Publication number: 20150304553Abstract: The invention relates to a method for detecting drops of a liquid on a surface of a test specimen (16) originating from a liquid applied under pressure to an opposite surface of the test specimen during at least one test cycle comprising at least the steps of: a) monitoring the surface of the test specimen (16) with the aid of a digital camera (12); b) recording data, wherein the data are at least one image or at least one image and additional data information, at incidence of an event during a test process wherein the event is at least one of: start of the test cycle, incidence of at least one drop on the surface of the test specimen, end of the test cycle, manually initiated image recording, alarm situation.Type: ApplicationFiled: October 15, 2012Publication date: October 22, 2015Applicant: TEXTEST AGInventor: Hugo Knecht
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Publication number: 20150226655Abstract: A hydrostatic head tester arrangement has a frame, a test pressure generating device, a clamping device having first clamping ring and a second clamping ring and wherein a power gain element is connected to the first clamping ring. Further, the power gain element is connected to an actuation lever via a resilient member.Type: ApplicationFiled: October 15, 2012Publication date: August 13, 2015Applicant: TEXTEST AGInventor: Hugo Knecht
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Patent number: 6268901Abstract: A scanning device for the point-by-point photoelectric scanning of a photographic film includes a transport arrangement for the transporting of the film along a transport path through a scanning zone, a guide arrangement for the guiding and positioning of the film in the scanning zone, an illuminating arrangement for exposing the film in the scanning zone with measuring light, a photoelectric converter arrangement for converting the measuring light transmitted through the film into corresponding electrical signals, and optical means for guiding the measuring light transmitted through the scanned film onto the photoelectric converter arrangement. The guide arrangement includes a motor-driven, selectively adjustable, moveable platform, positioned in the scanning zone, for the mechanical guiding and positioning of films of at least two different formats.Type: GrantFiled: February 4, 1999Date of Patent: July 31, 2001Assignee: Gretag Imaging AGInventor: Hugo Knecht
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Patent number: 6163362Abstract: The invention relates to an arrangement for the processing of light or photo sensitive material with a printing device. Material separated into individual sections is transportable in a preferred direction of a transporting device. In a material processing device with a moving device, the individual material provided with an image is transported in a predominant direction, the preferred direction and the predominant direction differing from one another at an angle. A device at the end section of the printing device forwards the individual material to the material processing device. In accordance with the invention the forwarding device is positioned in such a way that the individual light or photo sensitive is transferable under the transporting device to the material processing device.Type: GrantFiled: October 6, 1998Date of Patent: December 19, 2000Assignee: Gretag Imaging AGInventors: Hugo Knecht, Rudolf Wacker, Martin Heller
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Patent number: 6059465Abstract: The invention relates to a test material storage and feed device with a light-proof container, into which either chemical film test strips, or pre-exposed photographic paper sections can be inserted. The container has a delivery mouth for taking the test strips or paper sections out of the container. A connecting device can be provided on the delivery mouth of the container which can be placed against a corresponding feed opening of a printer or a film processor, or can be inserted at least partially into the feed opening.Type: GrantFiled: May 6, 1998Date of Patent: May 9, 2000Assignee: Gretag Imaging AGInventors: Martin Heller, Hugo Knecht
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Patent number: 5875371Abstract: Exemplary embodiments of the present invention include two half shells that can be operably joined together, in whose walls pouches are provided. Two elements, approximately formed as ladders, each include first transport rollers, the two ladderlike elements being configured for insertion in the joined together half-shells. The first transport rollers are disposed on the respective ladderlike elements in such a way that upon insertion of the ladderlike elements into the joined together half-shells, the transport rollers fit into the pouches of the walls of the respective half shells. Exemplary embodiments also include a central element which, after the insertion of the two ladderlike elements, can be placed between the two ladderlike elements to maintain the two ladderlike elements in position and which, together with the respective ladderlike elements and the respective walls of the half-shells, defines a conduit for photographic material to be developed.Type: GrantFiled: February 20, 1997Date of Patent: February 23, 1999Inventors: Hugo Knecht, Rudolf Wacker, Rudolf Dech, Gabriele Poli, Eni Scodellaro, Anthony Earle
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Patent number: 5612764Abstract: A device for copying photographic masters onto photographic copy material, the device including a masters stage on which the master is conveyed to a measuring station where it is impacted with light and measured. Subsequently, copying light quantities required for exposure are determined from this measurement. After the measuring station, in the direction of conveyance, there is an exposure station, where the master is impacted with the determined copying light quantities and copied onto copy material. The device further includes a transmission measuring system and a reflection measuring system for measuring test masters or test copies. The transmission measuring system and the reflection measuring system are integrated, structurally speaking, in an area of the masters stage on which the master is conveyed, measured and copied onto the copy material.Type: GrantFiled: September 28, 1994Date of Patent: March 18, 1997Assignee: Gretag Imaging AGInventors: Patrik Atzrodt, Hugo Knecht
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Patent number: 5579074Abstract: An integrated photographic processing system is equipped with a series of processing stations that are all arranged inside a shared housing. These include an input station for undeveloped, exposed roll film, e.g., miniature film coiled in film magazines. In this input station the inserted roll films are uncoiled and fed into a film conveyance system of an adjacent film processor. In the film processor, the photographic films are developed. At the output of the film processor, a projection printer is arranged for image-by-image exposure onto photographic paper of negatives contained on the developed film. The projection printer is equipped with its own conveyance system for the developed film. Finally, there are also a paper processor for developing the exposed photographic paper, and output stations for the developed film and the developed paper images.Type: GrantFiled: November 8, 1994Date of Patent: November 26, 1996Assignee: Gretag Imaging AGInventors: Hugo Knecht, Ennio Pessot
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Patent number: 5335045Abstract: A photographic printing machine for copying originals on sheet-like copy material having a storage reservoir for the copy material, and a feed mechanism which transports the copy material from the storage reservoir to an imaging unit in which the originals are copied onto the sheet-like copy material. The storage reservoir has numerous cassettes, the cassette openings of which are positioned side by side along a direction perpendicular to the transport direction of the copy material. The feed mechanism has a carriage that can move along the direction perpendicular to the transport direction of the copy material, for transporting the copy material from the respective cassette opening to the imaging unit.Type: GrantFiled: May 18, 1993Date of Patent: August 2, 1994Assignee: Gretag Imaging AGInventors: Jurg Kunz, Hugo Knecht, Erich Binder
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Patent number: 4931831Abstract: In a photographic copy and enlarging apparatus, a film stage is located on a work table. A transportation means for the film comprises a film transport roller placed on the film stage. As viewed in the direction of the film transport, a front and a rear clamping device are provided for the film. The clamping devices are laid out so that they lead to the formation of a loop by the film being held, whereby the length of the film hanging laterally from the work table is shortened by at least one half and does not contact the floor. The clamping devices permit the film transport means to clamp the front end of the film in the rear clamping device and to draw the rear end of the film from the front clamping device.Type: GrantFiled: November 22, 1988Date of Patent: June 5, 1990Assignee: Ciba-Geigy CorporationInventors: Hugo Knecht, Rene Luscher
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Patent number: 4864355Abstract: The apparatus comprises a film processor (FP), a printer (P), a paper processor (PP) and a film and paper dryer (D). The two processors are located in parallel, adjacent to each other, with the printer located transversely in front of them. The dryer is located on a side of the processors which is opposite the printer. A special sheet turner (ST) is provided to convey exposed sheets of copy material from the printer (P) to the paper processor (PP). The sheet turner also serves as a decoupling element and a storage buffer, and transfers the sheets to the paper processor with the correct orientation. By means of the specific layout of the individual components and the sheet turner, optimal compactness and functionality, as well as correct ergonomics is obtained.Type: GrantFiled: July 20, 1988Date of Patent: September 5, 1989Assignee: Ciba-Geigy CorporationInventors: Hugo Knecht, Rene Luscher