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

Icon_funbox Bizarre Patents

Patent No. 6637447

Beerbrella

A small umbrella which may be removably attached to a beverage container in order to shade the beverage container from the direct rays of the sun.

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 271/259 - Plural sensors


Subclass of Class 271 - Sheet feeding or delivering
Definition: Device provided with two or more of said detecting means.
No. of patents: 269
Last issue date: 05/29/2012


1              
NumberTitleIssue Date
8186674Image forming apparatus
If a jam detecting portion detects a sheet jam, a rear end position of the jammed sheet is computed based on information, when a rear end of the jammed sheet is located within an area A1 and a length Ls of the jammed sheet in a conveying direction of the shee...
05/29/2012
8047539Image forming apparatus
If a jam detecting portion detects a sheet jam, a rear end position of the jammed sheet is computed based on information, when a rear end of the jammed sheet is located within an area A1 and a length Ls of the jammed sheet in a conveying direction of the shee...
11/01/2011
8025290Image forming device and a combination of a fixing device and a sheet jamming determination device
An image forming device including a pair of fixing rollers, a sheet guide unit displaceable to one of first and second positions, a position detector detecting a position of the sheet guide unit, first and second sheet sensors respectively detecting the sheet at a f...
09/27/2011
8011655Sheet feeding apparatus with mechanism for detecting sheet feeding state and sheet feeding method
A sheet feeding apparatus includes first and second sheet sensors provided in order from upstream to downstream sides in feeding direction on a paper feed path, sheet conveyor roller sets arranged along the path, and a roller controller individually controlling grou...
09/06/2011
7690649Method for detecting paper feed shingling errors and synchronizing a printer and a feeder
A method of synchronizing the feeding and printing of sheets of media, i.e., paper, envelopes, post cards, etc. even though shingled feeds have occurred in the system. The foregoing is accomplished by utilizing two sensors and counters to monitor two sheets of paper...
04/06/2010
7481428Paper leaf detecting device
A paper leaf detecting device includes a plurality of sensors positioned at an oblique angle relative to a transporting direction of leaves of paper, the plurality of sensors being arranged in a single row that extends in a direction orthogonal to the transporting d...
01/27/2009
7396175Sheet carrier and image forming device
A sheet carrier, includes an upstream side sheet carriage part; a downstream side sheet carriage part; an overlapping detection part which is provided between the upstream side sheet carriage part and the downstream side sheet carriage part and is configured to dete...
07/08/2008
7392743Thickness detecting apparatus
There are provided a thickness detecting apparatus which can restrain erroneous detection even though a sheet or the like overlaps with only a part of a rotary body, and, which can enhance the degree of accuracy of detection, comprising a cylindrical displaceable ro...
07/01/2008
7386964Sheet processing apparatus capable of processing conveying jam
A sheet processing apparatus comprises an upper unit, a lower unit and a banding unit. When sheets being conveyed are jammed in the upper unit, the upper unit is stopped and the processes of the lower unit and the banding unit are continuously executed. After the up...
06/17/2008
7384040Multiple insert delivery systems and methods
A delivery system comprises a frame, and a plurality of hoppers attachable to the frame in a vertically spaced apart arrangement. The hoppers are each configured to hold a plurality of sheet-like materials. At least one upper belt is movably coupled to the frame, wi...
06/10/2008
7357387Sheet feed device for feeding cut sheets while interposing shortened interval between successive fed two sheets
A sheet is firstly fed only by a sheet feed roller and then relayed to a transportation roller. When the transportation roller starts conveying the sheet, a motor coupled to the sheet feed roller is deenergized so that the sheet feed roller is not rotated by the pow...
04/15/2008
7339654Sheet conveying apparatus and image reading apparatus
A sheet conveying apparatus is provided including a sheet feed tray on which sheets of a plurality of sizes are placed. A conveying unit conveys a sheet on the sheet feed tray to a predetermined processing position. A sheet position detector has a plurality of light...
03/04/2008
7320464Original reading device with controller
An original reading device includes a registration roller located upstream of an original reading position in an original transport path for adjusting the timing of feeding an original to the original reading position. There is at least one original feed roller for ...
01/22/2008
7310148Automatic material measurement system
A system is provided for measuring at least a thickness of a strip of material extending between two oppositely facing surfaces comprising a frame having an opening for receiving the material and a transport device coupled to the frame and movable transverse to the ...
12/18/2007
7296794Image forming apparatus
An image forming apparatus includes a sheet sensor (7) and a leading end position sensor (9). The sheet sensor (7) detects the passage of a trailing end of a printing sheet (10) along a feeding path of the printing sheet (10) fed b...
11/20/2007
7293768Image forming apparatus
Disclosed is an image forming apparatus allowing travel of a tabbed sheet, in which even when a tabbed sheet is made to travel, no erroneous jamming detection occurs, thus allowing the tabbed sheet to travel in the same manner as in the case of an ordinary sheet. Th...
11/13/2007
7292819Method for image forming capable of performing fast and stable sheet transfer operations
Image forming methods and apparatuses capable of performing stable and fast sheet transfer operations are provided. In a continuous feed mode, a preceding sheet and a succeeding sheet are successively fed from a sheet tray through first and second transfer rollers t...
11/06/2007
7281441Media thickness detector
A media thickness detector includes a driving force transmission part for removing vibration generated from a driving source. A sensing roller feeds media by receiving the driving force through the driving force transmission part. Sensing bearings are installed on b...
10/16/2007
7267217Apparatus and method for detecting removal of conveyed work
An apparatus comprising a first detector for detecting if conveyed work that has passed or is passing a specific position is or is not present at a first position; a calculator for calculating a distance traveled by the conveyed work based on the specific position; ...
09/11/2007
7262391Image heating apparatus having a heat generation member generating heat by magnetic flux and heating an image on a recording material
A heating apparatus, for heating a material P to be heated by heat from a heat generation member which has a predetermined curie temperature characteristic and generates heat by magnetic flux produced by a magnetic flux generation device. The apparatus includes a di...
08/28/2007
7255216Bill handling machine
A bill handling machine includes a machine body 10 for conveying bills 3 and storing bills other than a bill 3 to be discharged and a detachable box 20 having a mounted section 21 detachably mounted to a mount section 11 of ...
08/14/2007
7247130Method of forming composite informational item
A method of forming a composite informational item having information regarding a pharmaceutical product printed thereon from a first informational item, such as a bidirectionally folded outsert or a booklet, and a second informational item, such as a bidirectionall...
07/24/2007
7240900Recording medium transport device and image forming apparatus
A recording medium transport device includes a transport roller unit nipping a recording medium and transporting it to a recording area, the transport roller unit including a sheet detection lever coming in contact with a leading end part of the recording medium to ...
07/10/2007
7229010Check accepting and cash dispensing automated banking machine system and method
An automated banking machine system and method includes ATMs which accept checks and dispense cash to users. The ATMs are operated to acquire image and magnetic data from deposited checks to determine the genuineness of checks and the authority of a user to receive ...
06/12/2007
7228079Method and apparatus for detecting a media jam
This invention relates to methods for determining if a media jam has been detected by a print engine, an input device, or an output device. ...
06/05/2007
7217233Parallel folding apparatus of folding machine
A parallel folding apparatus of a folding machine comprises a first cylinder in contact with a second cylinder. A guide plate guides a signature transported on the lower circumferential surface of the second cylinder after being double-folded by grippers of the seco...
05/15/2007
7185888Rotational jam clearance apparatus
A media path jam clearance apparatus installable in a supporting structure includes media drive mechanisms for moving flexible media through media paths and a rotatable, removable jam clearance element. Within the jam clearance element facing surfaces of guide eleme...
03/06/2007
7182339Thickness measuring system, having improved software, for use within a mail handling system, and method of using same
A thickness measuring device for measuring the thickness dimension of an article being conveyed along a conveyor system comprises a rotary encoder, and a lever arm pivotally mounted upon the shaft of the rotary encoder. The lever arm has an end portion thereof dispo...
02/27/2007
7177586Apparatus and method of forming image using rotary developer
A CPU drives a transportation system driving motor and turns on a paper feed clutch after an exposure unit starts forming an electrostatic latent image on a photosensitive member of a photosensitive member unit, whereby a paper feed roller is driven into rotations a...
02/13/2007
7168700Sheet feeder apparatus and method with throughput control
A sheet feeder apparatus and method with throughput control. By varying the speed at which sheets are fed from a supply, the sheet feeder apparatus and method assures that the throughput capacity of a downstream operation is never exceeded. Speed is varied based upo...
01/30/2007
7152861Double feed detection method and double feed detection apparatus of sheet materials
A double feed detection method for detecting whether sheet materials are double fed or not, includes the steps of applying an external force to a sheet material by bringing external force applicator into contact with the sheet material, detecting the external force ...
12/26/2006
7131539Paper sheets corner fold detection method and paper sheets corner fold detection program
When a thickness sensor detects a corner fold in a front end part of the paper sheet being carried, a light sensor checks whether a break exists or not in the front end part. When there is no break, it means the thickness sensor does not detect a corner fold but a f...
11/07/2006
7128314Banknote dispensing device
A banknote dispensing device including a storage section for storing one or more banknotes, a discharging unit driven by a first motor for discharging banknotes one-by-one at a first speed, and a transporting unit driven by a second motor for receiving the discharge...
10/31/2006
7055949Both-side recording apparatus
Driving sources of a reversing section roller and a sheet feeding roller are made common, a drive transmission mechanism to the reversing section roller is provided with clutch means for starting and stopping synchronous rotation after a predetermined rotation, and ...
06/06/2006
7050751Image forming system with temporary storage trays between sheet storage units and image forming apparatus
An image forming system has a sheet deck assembly, an image forming apparatus, and a feeding buffering apparatus with plural feeding buffer trays for temporarily storing sheets of printing paper fed from plural printing paper decks of the sheet deck assembly. The fe...
05/23/2006
7030345Image heating apparatus having a heat generation member generating heat by magnetic flux and heating an image on a recording material
A heating apparatus, for heating a material P to be heated by heat from a heat generation member which has a predetermined curie temperature characteristic and generates heat by magnetic flux produced by a magnetic flux generation device. The apparatus includes a di...
04/18/2006
7007950Paper feeding apparatus for image forming apparatus and controlling method thereof
An apparatus and method feed paper in an image forming apparatus. The paper feeding apparatus in an image forming apparatus includes: a pick-up roller rotated by a pick-up motor, to pick up a paper; a driving roller and a feeding roller rotated respectively by a lin...
03/07/2006
7008364Sheet folding apparatus and method
In some embodiments of the present invention, a method and apparatus for folding sheets are disclosed in which single transverse folds are created by vacuum rolls in one operational mode and double transverse folds are created by vacuum rolls in another operational ...
03/07/2006
7004464Automatic document feeder and image processing apparatus loaded with the same
An ADF (Automatic Document Feeder) for an image processing apparatus of the present invention includes a separating and feeding device for feeding one document from a stack of documents while separating the document from the others. A conveying device temporarily st...
02/28/2006
7002711Image reading device and method
An image reading device is operable in a manually placed document reading mode offered by a manually placed document reading section and an ADF document reading mode offered by an ADF document reading section. Reading mode detecting section detects in which mode a d...
02/21/2006
1              
 
Sign InRegister
Username  
Password   
forgot password?