U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5970981

Mouthguard made at least partially from an edible candy

A mouthguard includes a U-shaped upper bite plate which removably fits over upper teeth of a person, with the entire upper bite plate being made from a soft, deformable and edible gummi candy.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 250/498.1 - With pivoted or rotatable radiation shield


Subclass of Class 250 - Radiant energy
Definition: Subject matter which includes a pivoted or rotatable radiation
No. of patents: 52
Last issue date: 09/30/2008


1    
NumberTitleIssue Date
7430280Radiation emitting device
A radiation emitting source includes a radiation emitter, an emitter switch, a collimator, a rotating mechanism and a shielding enclosure. The collimator has a central axial through-hole portion and a plurality of radial apertures. The through-hole portion receives ...
09/30/2008
7352844Method and system for automatically scanning and imaging the contents of a moving target
The system and method described herein facilitate back-to-back automatic scanning of moving vehicles without have the vehicles stop in the scanning zone. The system includes a scanning zone that comprises a radiation source and a radiation source detector. The syste...
04/01/2008
7217938Filter device with a UVC lamp and a cleaning arrangement for said UVC lamp
A filter device with a UVC lamp for filtering fluids, with a lamp housing, which is installed in a flow of the fluid to be filtered and has a principal axis, is characterized by the fact that at least one cleaning element is arranged in contact with a fluid-side sur...
05/15/2007
7215738Method and system for automatically scanning and imaging the contents of a moving target
The system and method described herein facilitate back-to-back automatic scanning of moving vehicles without have the vehicles stop in the scanning zone. The system includes a scanning zone that comprises a radiation source and a radiation source detector. The syste...
05/08/2007
7205537Ion guides with movable RF multiple segments
The invention relates to an ion guide consisting of RF multipole segments to transfer ions from an ion source into a mass analyzer. The invention consists in having movable RF multipole segments in the ion guide which extend or electrically connect other RF multipol...
04/17/2007
7161163Method and arrangement for the plasma-based generation of soft x-radiation
The invention is directed to a method and an arrangement for plasma-based generation of soft x-radiation, particularly for the generation of extreme ultraviolet (EUV) radiation. The object of the invention, to find a novel possibility for providing a target for a pl...
01/09/2007
7148497Variable wavelength ultraviolet lamp
A variable wavelength ultraviolet lamp. An apparatus for selectively producing one or more of a plurality of wavelength distributions of light is provided, comprising a primary light source having a primary wavelength distribution, at least one wavelength-transformi...
12/12/2006
6930016Position detection apparatus and method, exposure apparatus, and device manufacturing method
In a position detection apparatus which detects the position of an alignment mark, the alignment mark is sensed by a low-magnification image sensing system to acquire a rough position, and a stage is aligned based on the acquired rough position. The alignment mark i...
08/16/2005
6897460Ultraviolet pasteurizer
When an ultraviolet pasteurizer is used in a room free of a person, left and right light shield doors are opened to expose ultraviolet lamps outwardly. When an operation switch on a control panel is then turned on, an operation start timer is actuated, and the ultra...
05/24/2005
6897459Compact elliptical infrared light unit for a motor vehicle
An infrared light unit for a motor vehicle includes a light source, a reflector having two focal regions and a lens. The light source is in one of the focal regions and produces a pool of reflected light in the other focal region, and the lens converts this pool of ...
05/24/2005
6858855Radiation shield sheet
A radiation shield sheet includes a raw utilizing sheet, which includes a plurality of fibers and a plurality of matrixes reinforced together to define a predetermined crossed structure having a plurality of trapping meshes formed between the fibers and matrixes res...
02/22/2005
6802854Modular, knock-down tanning bed
A tanning bed formed a plurality of modular components that are integrated in a knock-down fashion that allows easy shipment of tanning beds in less than complete form, but allows the rapid assembly without the need of special training or tools. ...
10/12/2004
6794667Source pin loading methods and apparatus for positron emission tomography
A method for transporting a source pin in a Positron Emission Tomography (PET) system having a transmission ring includes aligning the transmission ring with a source pin within a storage device having a magnetic force holding the source pin in place, and moving the...
09/21/2004
6718000Ventilated vertical overpack
An apparatus, system, and method of storing and transferring a canister of spent nuclear fuel. In one aspect, the apparatus is a lid for a ventilated vertical overpack having a chamber for receiving spent nuclear fuel, the lid having ventilation ducts. In one aspect...
04/06/2004
6657214Shielded enclosure for testing wireless communication devices
A test system having a shielded enclosure and common air interface for testing the transmit and receive functionality of wireless communication devices such as mobile phones. A test system according to the present invention provides improved fault coverag...
12/02/2003
6649921Apparatus and method providing substantially two-dimensionally uniform irradiation
Apparatus and method providing substantially two-dimensionally uniform irradiation of a planar target surface. An irradiation source is within an elliptical reflecting trough, on the major axis of the trough, and spaced from the focal axes of the trough. ...
11/18/2003
6639235Apparatus for holding and transporting multiple radiation modulating devices and method therefor
An apparatus for altering the radiation intensity delivered from a radiation source has a plate member for holding a plurality of radiation modulating devices. A frame member is coupled to the radiation source for holding the plate member between the radi...
10/28/2003
6617599Apparatus and method for automated indexing of a nuclear gauge
The invention provides a method and apparatus for facilitating calibration of a nuclear gauge by automating the movement of a source rod between a plurality of source rod positions. The apparatus can include a linearly moveable member, such as a threaded ...
09/09/2003
6614037Electron beam irradiating apparatus
Disclosed is an electron beam irradiating apparatus including an electron beam source; an accelerating unit for accelerating electrons emitted from the electron beam source; a deflecting unit for deflecting a highly energized electron beam generated by th...
09/02/2003
6580068Method and apparatus for time dispersive spectroscopy
Methods and apparatus are described for time dispersive spectroscopy. In particular, a modulated flow of ionized molecules of a sample are introduced into a drift region of an ion spectrometer. The ions are subsequently detected by an ion detector to prod...
06/17/2003
6337487Ultraviolet radiation drying oven and printing machine including at least one such drying oven
An ultraviolet radiation drying oven includes a lamp with a localized opening for radiation to pass through and, associated with the opening, a mask mounted to move between a closed position and an open position, the mask being divided into two shutters a...
01/08/2002
6191428Ultraviolet shutter
An arrangement of shutter segments each having longitudinally opposed ends, front and back edges, and top and bottom solid surfaces, wherein each segment is adjacent to at least one other segment. The segments are arranged with the front and back edges of...
02/20/2001
6137114Irradiation apparatus
An irradiation apparatus has at least one exchangeable radiation source that may be moved by means of a transport cable between at least one rest position and at least one irradiation position and a long-distance transport container for radiation sources ...
10/24/2000
6133578Nuclear gauge for measuring a characteristic of moving sheet material and alignment compensation
For measuring basis weight of a moving web in the cross direction scanner of a paper-making machine, an encapsulated nuclear source of Promethium 147 is used because of its wide area of emission. To conserve space it is mounted on a vertical axis. The sou...
10/17/2000
6049083Variable length source for transmission scanning
Gamma transmission apparatus for use with a gamma camera for reducing transmission imaging period duration, wherein a camera processor is only capable of a maximum number of calculations per second, each photon detected by the camera requires a specific n...
04/11/2000
5986275Reusable shielded marker for nuclear medicine imaging
A reusable shielded marker for nuclear medicine imaging provides a chamber of radiation-shielding material such as lead to receive the radiodnuclide such as technetium pertechnetate. The chamber is mounted on a spring which also bears a shutter provided w...
11/16/1999
5834780Scanning line source for gamma camera
A gamma camera system includes two or more radiation detector heads and which are mounted opposite each other to a gantry for rotation about a subject. A transmission radiation source assembly is mounted to the front face of at least one of the detectors ...
11/10/1998
5552606Variable filters used with radiation source to reduce unobstructed detector area
A variable filter arrangement wherein differently sized and shaped filters are automatically selected and installed from a collection of filters housed within a configuration for use with a radiation source. The line source is typically used for transmiss...
09/03/1996
5479021Transmission line source assembly for spect cameras
A rotatable gantry portion (16) is rotatably mounted on the stationary gantry portion (18) of a SPECT camera. A plurality of radiation detector heads (10a, 10b, 10c) are mounted to the rotating gantry. A transmission radiation source holder and collimator...
12/26/1995
5461232Pulse transmission scintigraphic imaging
A pulse transmission scintigraphic imaging system for providing image data for attenuation correction and fiducial alignment. The system includes a shuttered photon flood transmission source, secured opposite an Anger gamma scintillation camera by an adju...
10/24/1995
5275155Apparatus to provide pulses of light
A mechanical apparatus to provide pulses of light for tanning. One embodiment of the apparatus comprises a light source radiating light; a hollow cylinder having an inner and an outer cylindrical surface and an axis, the hollow cylinder having at least on...
01/04/1994
5233195Methods and apparatus for measuring characteristics of moving webs
Characteristics of moving webs are measured using a radiation source shutter which is rotatably movable between an opened-shutter position and a closed-shutter position and structured to permit access to the radiation source in the closed-shutter position...
08/03/1993
5162655Apparatus for calibrating radioactive detection instruments utilizing a beta-ray source within an aluminum mass
Apparatus for calibrating radiation detection instruments retains a beta radiation source, typically strontium 90, providing a known intensity of beta radiation in a safety shielded position within an aluminum mass to meter out standard doses in a plurali...
11/10/1992
5068883Hand-held contraband detector
A light-weight hand-held contraband detection system (10) includes two different sources (74) of low energy gamma rays. Each gamma ray source selectively emits gamma rays at a different energy level, which gamma rays are directed to a specific volume (30)...
11/26/1991
5032005High speed shutter mechanism for a light beam
A high speed beam shutter having a flat, flexible, reflective ferromagnetic blade oriented with a lengthwise direction of the blade at approximately a right angle to the beam path and tilted up in the widthwise direction so as to be oriented at approximat...
07/16/1991
5012080Directional particle filter
The invention features a directional particle filter for selectively blocking specific particles whose projected paths intersect a predetermined point relative to the filter. This filter includes a plurality of non-intersecting surfaces arranged in layers...
04/30/1991
4946256Right angle shutter for laser beam
A beam shutter having a flexible ferromagnetic blade with an upright end flap and an electromagnet for flexing said blade into or out of a beam path. The shutter includes a housing having one or two sets of openings in opposed side plates thereof so as to...
08/07/1990
4906851U.V. toothbrush sterilizer and toothbrush holder
A device for sterilizing and storing toothbrushes is provided which includes a container for holding the toothbrushes therein whereby current to a ultraviolet ray lamp that supplies an application of germicidal radiation to bristles of toothbrushes stored...
03/06/1990
4799767High speed shutter for a laser beam
A shutter mechanism having an electromagnet and a flexible ferromagnetic blade mounted in narrow V-shaped relationship to one another at an end opposite from a light source, with a light path passing between the two. The electromagnet has a cylindrical co...
01/24/1989
4686694Probe for an apparatus for analyzing metals by X-ray fluorescence
An apparatus for analyzing metal alloys includes an electronic unit connected to a hand-held probe unit. The probe unit includes a radiation detector enclosed in a detector housing and a radiation source enclosed in a source housing. The detector housing ...
08/11/1987
1    
 
Sign InRegister
Username  
Password   
forgot password?