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| Number | Title | Issue Date |
| 8018486 | Camera carriage The invention relates to a dolly, comprising a running gear and a lighting system, for inspecting pipes. At least two cameras (10, 11) are disposed in a common housing (4) and at least one camera is provided with means for changing the angle of view. T... | 09/13/2011 |
| 7940297 | Pipeline inspection system An inspection system configured for “no-blow” use in a pressurized gas pipeline includes a push rod wound around a spool for convenient deployment and portability. A camera disposed on one end of the push rod is configured to relay images back to a monitor. A mo... | 05/10/2011 |
| 7551197 | Pipeline inspection system An inspection system configured for “no-blow” use in a pressurized gas pipeline includes a push rod wound around a spool for convenient deployment and portability. A camera disposed on one end of the push rod is configured to relay images back to a monitor. A mo... | 06/23/2009 |
| 7505063 | Self-adjusting and centering camera mount for inspecting pipe A mount for traveling within a pipe to center a tool, such as a camera, within the pipe. Inner and outer concentric cylinders are slidably nested. Pivoted leg pairs have one end connected to the outer cylinder and another end connected to the inner cylinder. The piv... | 03/17/2009 |
| 7420587 | Apparatus and method for inspecting sewer lines using small mobile vehicles A light weight vehicle adapted to conduct and assist cleaning and video inspections of sewer lines. The vehicle is configured to be light and maneuverable. The vehicle is equipped with inspection cameras and support equipment that are positioned such that the operat... | 09/02/2008 |
| 7352962 | Lens barrel apparatus for camera An apparatus for a camera with a lens barrel and a barrel driving unit. The apparatus includes an eye-shaped lens barrel, a vertical driving unit, a horizontal driving unit, a rotation-position sensing unit, a coordinate input unit, and a controller. The vertical dr... | 04/01/2008 |
| 7330510 | Method for displaying base frames during video data decompression A method for displaying base frames during video data decompression. A tuner selects a base frame of a compressed digital video data steam. The tuner decompresses the selected base frame prior to decompressing the remaining frames of the digital video data stream, a... | 02/12/2008 |
| 7292281 | Monitoring camera with a far infrared capability A monitoring camera with a far infrared capability has a cylindrical body (10), a lens hood (20), a luminous body (30) with multiple far infrared light emitting diodes (LEDs) and a lens cover (40). The lens hood (20) is a hollow cy... | 11/06/2007 |
| 7284456 | Apparatus for moving a measuring device along a pipe The apparatus is for displacing a measurement device along a pipe. The apparatus comprises a bracelet; a support device for supporting the measurement device in relation to the bracelet; at least one drive wheel each having an axis, mounted on the bracelet and orien... | 10/23/2007 |
| 7249282 | Eeprom enable A system including a processor is energized from a source which is subject to power failure. To allow the state of the system to be restored after the power failure, at least portions of the volatile data of the processor are stored in non-volatile electrically eras... | 07/24/2007 |
| 7236200 | Slip ring laser illuminator for speed domes An illumination system is provided to enable speed dome camera systems with a minimum of weight increase and existing motor designs to be used in conditions where the ambient illumination is insufficient for surveillance needs. A laser illumination system is divided... | 06/26/2007 |
| 7233252 | Method and system of sewer scanning for water conservation Method of monitoring water conservation in an apartment complex by positioning infrared cameras with motion sensors in the clean outs of the waste water discharge lines leading to public sewer systems wherein each camera image is displayed on a computer screen and t... | 06/19/2007 |
| 7231812 | Conduit breach location detector A conduit breach location detector for detecting leaks in a conduit is disclosed. The conduit breach location detector includes a shuttle cage for connection to the conduit. A sounding shuttle is provided in the shuttle cage. A sounding cable may be connected to the... | 06/19/2007 |
| 7193702 | Insertion fluid inspection device A fluid inspection device for inspecting a fluid in a vessel includes an elongate insertion well having a rear end disposed at the wall of the vessel and a front end disposed in the interior of the vessel. An inside of the insertion well is sealed off from the fluid... | 03/20/2007 |
| 7164476 | Apparatus and method for detecting pipeline defects An apparatus and method are disclosed for scanning and detecting defects in sewer and similar pipelines that eliminate the need to stop and pan-and-tilt areas of concern. In the method of the invention, a pipeline (15) inspection probe (10) of the appa... | 01/16/2007 |
| 7104147 | System and method for measuring electric current in a pipeline A system and method for measuring a voltage differential in a current-carrying pipe using a propulsion vehicle. The system may be adapted for use with a pipeline pig or other propulsion device, which is configured to determine the electric current in a pipeline with... | 09/12/2006 |
| 7092004 | Method and arrangement for inspecting sewer pipes The invention relates to an arrangement for inspecting sewer pipes or the like. The arrangement comprises a flush unit (8) that has ample room to move in a sewer pipe (10) and at the proximal end (EP) thereof substantially backwards pointing... | 08/15/2006 |
| 7084385 | Range discriminating optical sensor having a wide angle lens with a fixed focal length A range discriminating optical sensor for use in a vehicle safety system is provided. The range discriminating sensor is designed to create a small depth of field such that objects at a range outside of the depth of field are eliminated from the image. Generally, th... | 08/01/2006 |
| 7073979 | Method and apparatus for performing sewer maintenance with a thermal sensor A method and apparatus for performing maintenance on sewer pipes using a thermal sensor. The method and apparatus may be applied to the reinstatement of lateral openings after a liner has been installed in a main pipe. The thermal sensor detects the location of the ... | 07/11/2006 |
| 7047830 | Method to detect and characterize contaminants in pipes and ducts with interactive tracers A method and an apparatus for detecting, locating, and quantifying contamination in a fluid flow system like a pipe or duct. This characterization technique uses a conservative and one or more interactive tracers that are injected into the fluid flow system and then... | 05/23/2006 |
| 7044074 | Method and arrangement for inspection of an object The present invention relates to an inspection system for inspection of an object, comprising at least an image recording means carried by an inspector, a display unit, a storage unit and a contact free positioning unit. The storage unit is arranged to store at leas... | 05/16/2006 |
| 7034870 | Image pickup apparatus with reduced flicker and automatic level adjusting method of the same An image pickup apparatus includes a solid-state imaging device, an accumulating section, first and second imaging parameter setting sections, a calculating section, a flicker detecting section, and a switching section. The accumulating section calculates a projecti... | 04/25/2006 |
| 7024314 | Sewerage pipe inspection vehicle having a gas sensor An apparatus and method for inspecting sewerage pipes, including in combination with a first mobile pipe vehicle, a gas sensor vehicle for detecting pipe ambient gas. The combination includes an interface cable conveying power and operably connecting the combination... | 04/04/2006 |
| 7017432 | Hydraulic and electric umbilical connection for an inspection vehicle for inspecting a liquid-filled tank An umbilical connection for use in a hazardous environment like a floating roof storage tank has one or more hydraulic hoses, one or more electrical cables or a combination thereof. Each hydraulic hose has a static dissipative and abrasion resistant covering. Each e... | 03/28/2006 |
| 7009698 | Inspection system and method A process for maintaining an area using a non-invasive inspection device, the inspection device comprising at least: an imaging system having an adjustable field of view and an imaging device for transmitting an electrical signal corresponding to an area within the ... | 03/07/2006 |
| 7010759 | Method for real time display of maintenance device location in an internal space A method for real time display of maintenance device location in an internal space includes a real time location display. An inspection window includes the real time location display, an observations spreadsheet, and a distance display. If the maintenance device is ... | 03/07/2006 |
| 6958767 | Video pipe inspection system employing non-rotating cable storage drum A resilient, flexible video push cable is coiled in a stack of coils inside an annular portion of a non-rotating cable storage drum. A video camera head is electro-mechanically connected to a distal end of the push cable. A display is connected to a system interconn... | 10/25/2005 |
| 6931952 | Device for in-line measurement of properties of fluid flows in pipeline systems A device called “pill” is provided for in-line measurement of properties, such as pressure and temperature, in a fluid flow within a pipeline system. The device is small enough to travel in the medium of the pipeline system in an unrestricted manner. It has at l... | 08/23/2005 |
| 6924838 | Grenade cam A grenade cam is provided and is designed as a surveillance camera projectile. It is manually thrown or propelled by means of a grenade launcher into a visually restricted area or location of surveillance. Once the grenade cam lands in the desired position, four leg... | 08/02/2005 |
| 6919914 | Powered optical coupler and endoscopic viewing system using same An endoscopic viewing system including a powered zoom coupler. The coupler is configured to attach the camera to a proximal end of an endoscope. The coupler includes a plurality of lenses that are positioned within a sleeve. The coupler includes a first motor and a ... | 07/19/2005 |
| 6831679 | Video camera head with thermal feedback lighting control A video camera head adapted for pipe inspection has thermal feedback control of its scene lighting in order to lower its temperature and reduce unwanted noise in the video output signal. The camera head includes a rugged cylindrical camera housing having a hollow in... | 12/14/2004 |
| 6824510 | Micro robot A micro robot driving system for endoscope can move a micro robot forward, backward or changing the direction by transmitting rotation force generated by a driving means to a worm gear or a gear tooth shaped belt by a worm. The micro robot driving system in accordan... | 11/30/2004 |
| 6806900 | Furnace video camera apparatus A high temperature camera apparatus having an elongated camera housing tube and an elongated camera support member, supporting a video camera at the interior end of the camera housing tube. A ceramic heat shield tube telescopically surrounds at least a portion of th... | 10/19/2004 |
| 6788334 | Device and method for inspecting hollow spaces The invention relates to a device for inspecting hollow spaces such as pipes, conduits, structures or containers. The device consists of the following: a probe with a built-in camera (5.0) whose objective is oriented towards a front end of a base body (1.0... | 09/07/2004 |
| 6771305 | Detecting a frequency of oscillating scene illumination in electronic image capture A method for eliminating the flicker of a light source such as a florescent light having the first step of setting a first frame rate for the capture of a series of frames. Then, setting a capture integration period to a first integration period, and capturing a set... | 08/03/2004 |
| 6741286 | Integrated camera and illumination device having a regulated current The present invention (with reference to FIG. 2a) relates to an integrated camera and illumination device. The device comprises illumination apparatus having a plurality of light emitting diodes (17) arranged in a circuit which regulates current... | 05/25/2004 |
| 6690350 | Rotating element sheet material with dual vector field addressing Rotating element sheet material comprising a plurality of rotatable elements disposed in a substrate and in contact with an enabling fluid; where one of the plurality of rotatable elements comprises a core configured to present a first aspect in a first o... | 02/10/2004 |
| 6686950 | Device for inspecting ventilation or air-conditioning conduits, or other types of conduits The invention concerns a device in particular for inspecting conduits of ventilating or air-conditioning installations, in connection with the cleaning of said conduits. Said device comprises a mobile head (2), designed to be inserted in the conduit (1) o... | 02/03/2004 |
| 6621516 | Panoramic pipe inspector A system for securing image data of an environment including a camera having a panoramic lens mounted on a cart. In one embodiment, the motor mounted on the cart is battery operated so that the cart is self contained. In one embodiment, the cart is mounte... | 09/16/2003 |
| 6545704 | Video pipe inspection distance measuring system A video pipe inspection system includes a video camera head with an optical sensor connected to a circuit for generating a video image signal representing real time images of scenes in view of the optical sensor. The system further includes a push reel th... | 04/08/2003 |
