Class 198/691 - Electrostatic

Subclass of Class 198 - Conveyors: power-driven
Definition: Apparatus wherein the natural slippage between the load
No. of patents: 30
Last issue date: 02/12/2008

Number	Title	Issue Date
7328785	Low electrostatic discharge conveyor A conveyor for transporting objects sensitive to electrostatic discharge. In one embodiment, the present invention relates to a roller conveyor with conductive rollers in electrical communication with an electrical ground. The rollers preferably have about 105 ...	02/12/2008
7051670	Equipment for preparing for electrostatic painting three-dimensional articles with a predominantly flat extension The equipment for preparing for electrostatic painting three-dimensional articles (P) with a predominantly flat extension, made from dielectric or low-conductivity material, which move on and are supported by a horizontal conveyor (T), presents the feature that the ...	05/30/2006
7052126	Inkjet recording apparatus An inkjet recording apparatus for providing a high-quality image wherein a recording medium is thoroughly sucked by a conveyance belt and is accurately conveyed, thereby saving much time and effort. A conveyance belt 7 for supporting and conveying a recording...	05/30/2006
7007943	Absorption belt, image forming apparatus with absorption belt and method for producing absorption belt The absorption belt capable of absorbing an object such as a printing medium P includes an insulating layer, a plurality of positive electrodes and a plurality of negative electrodes arranged alternately on the insulating layer, and a plurality of absorption layers ...	03/07/2006
6997549	Media hold down system A media hold down system includes electrodes configured to create an electric field at a surface and a vacuum source configured to create a vacuum at the surface. ...	02/14/2006
6871947	Conveying device and image recording apparatus having the same There are provided a conveying device capable of detecting a driving state of a conveying member with a simplified structure not requiring an encoder and the like, and an image-recording apparatus having the conveying device. A detector for detecting a surface aspec...	03/29/2005
6595515	Sheet conveying device with increased electric voltage The present invention relates to a sheet conveying device for attracting a sheet by electric power and for conveying the sheet, the sheet conveying device comprising a belt arranged with an electrode and a plurality of electric supplying members being ali...	07/22/2003
6511172	Printing apparatus A printing apparatus includes transporting belt transporting a printing sheet in a flat surface region opposing to respective ejection openings of printing heads, suction force generating means for generating an electrostatic suction force on a transporti...	01/28/2003
6481129	Coin-op bulletin board A coin-op bulletin board includes a box with a transparent front panel, a static electricity conveyer, a paper entrance with a pair of rollers as paper feeder, a paper guiding board, a bottom hole beneath the paper guiding board, a thin plate close to the...	11/19/2002
6419411	Sheet conveying apparatus and recording apparatus using electrostatic attraction The present invention relates to a sheet conveying apparatus comprising a conveyance belt for supporting and conveying a sheet, an attraction force generating device for electrostatically attracting the sheet, a voltage supplying device for supplying volt...	07/16/2002
6375184	Sheet conveying apparatus and image forming apparatus The present invention relates to a sheet conveying apparatus comprising a conveyance belt, on which stripe shaped electrodes each fed to a voltage different from that fed to one another are alternatively arranged, for conveying a sheet in attracting the s...	04/23/2002
6311523	Process for forming a glass sheet A process for forming a glass sheet, which is a process for continuously forming a glass sheet, and which comprises a step of introducing a vapor film-forming agent, which is not vapor at least around room temperature and which is vapor at a temperature above ...	11/06/2001
6309064	Printing apparatus A printing apparatus includes transporting belt transporting a printing sheet in a flat surface region opposing to respective ejection openings of printing heads, suction force generating means for generating an electrostatic suction force on a transporti...	10/30/2001
6267225	Sheet-conveying device for machines used in the printing technology field A device for conveying thin workpieces for machines used in the printing technology field having at least one movable conveying element having an electrically insulating contact surface supporting at least one workpiece as it is being conveyed, the contac...	07/31/2001
6101845	Process for forming a glass sheet A process for forming a glass sheet, which is a process for continuously forming a glass sheet, and which comprises a step of introducing a vapor film-forming agent, which is not vapor at least around room temperature and which is vapor at a temperature a...	08/15/2000
6092800	Device for conveying sheets in a printing machine A device for conveying thin workpieces in a machine used in printing technology, which device includes at least one moving conveying element, on whose surface are formed areas of changing charge density, the adherence of the workpiece on the conveying ele...	07/25/2000
6026270	Medium transporting apparatus having attraction member A medium-transporting apparatus has a carrier belt which carries a medium attracted thereto. An attraction roller is disposed in an abutting relation with the carrier belt. The print medium is sandwiched and passes between the attraction roller and the ca...	02/15/2000
5865342	Medication filling apparatus A medication filling apparatus is equipped with a tablet case for holding medications and a dispensing drum which lets the medications fall through an outlet from the tablet case as it rotates, thereby dispensing the medications; it is further equipped wi...	02/02/1999
5699649	Metering and packaging device for dry powders Electrostatic phototechnology is used to package microgram quantities of fine powders such as drugs. An electrostatic "image" having a given size and charge density is exposed to ionized drug powder to attract a known amount of drug to the image. The resu...	12/23/1997
5614058	Device for the production of an asymmetric laminated pane by calendering A process and a device for making asymmetric laminated panes composed of a support and at least one sheet of plastic material by calendaring. A blank sheet of plastic material is brought into contact with the support to be covered by an endless conveyor b...	03/25/1997
5531436	Sheet transport apparatus with minimized load between electrostatic generating device and transport belt A sheet transport apparatus includes a device for generating an electrostatic attraction force for attracting a sheet member to a surface of a transport belt disposed close to another surface of the transport belt opposite to the surface that contacts the...	07/02/1996
5518570	Apparatus and method for bonding sheet material and its application to manufacture of flexible flat cable There is disclosed an apparatus and method for bonding a sheet material to an elongated base material, in which the sheet material is transferred by a transferring device towards the base material, and the sheet material is bonded by a bonding device to t...	05/21/1996
5387298	Apparatus and method for bonding sheet material and its application to manufacture of flexible flat cable There is disclosed an apparatus and method for bonding a sheet material to an elongated base material, in which the sheet material is transferred by a transferring device towards the base material, and the sheet material is bonded by a bonding device to t...	02/07/1995
5176374	Paper transporting device for image forming equipment A device incorporated in image forming equipment for transporting a paper sheet fed from any one of a plurality of vertically spaced paper feeding sections along a vertically extending common transport path. The common transport path is defined by an endl...	01/05/1993
4856769	Apparatus for conveying sheets A conveyor surface composed of a single belt, a plurality of belts or of other structures such as a plurality of panels or other moving surface, or a fixed surface over which sheets of non-conductive material as paper or textiles can be caused to travel o...	08/15/1989
4815583	Device for the handling of small-sized semi-conductor chips A device is used to handle small-sized semiconductor chips, such as ultra-high frequency chips delivered loose. In order to lift up these chips one by one at a precise point by means of a pipette, the device uses the charges of static electricity which ma...	03/28/1989
4462528	Electrostatic web clamp An electrostatic field equal to or greater than a predetermined magnitude is established between the ends of a multiplicity of conductive bristles and a stationary conductive reference surface spaced from the end of the bristles for the puspose of rapidly...	07/31/1984
4450954	Electrostatic spray support A support fixture for holding irregular shaped nonconductive articles for electrostatic paint spraying on a conveyer line, particularly plastic molded articles usable as components in the manufacture of automobiles, having a conductive bracket for grounde...	05/29/1984
4287139	Device for forming a nonwoven product from a fluid dielectric substance and process A device for the production of a non-woven product from a fluid dielectric substance, comprising a first electrode, means for leading this electrode along a closed path, driving means to move this electrode along this path, coating means for coating this ...	09/01/1981
4244465	Electrostatic holding and conveying apparatus An electrostatic holding and conveying apparatus having an endless belt member which comprises a base layer of soft, flexible insulative material and two groups of electrodes equally spaced and disposed on a first surface of the base layer. A protective l...	01/13/1981

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Class 198/691 - Electrostatic