roller (Total 111418 Patents Found)

In an image forming apparatus where a transfer roller is arranged to be out of contact with a photoreceptor drum, a guide member for guiding a transfer sheet so as to abut the photoreceptor drum at a predetermined angle and an auxiliary guide member for supporting the transfer sheet to prevent the rear end of the trans...
A device for improving the control of the correction movement of the copying roller of a machine for roughening a margin of a tightened shoe upper comprises a holder of the copying roller which is slidably seated in the basic body of a treating head and connected to a motion gear controlled by means of electric circuit...
A fixing apparatus which prevents a generation of wrinkles in a print paper and rapidly recovers a temperature of a fixing belt. The fixing belt is engaged with a fixing roller and a heat roller generating heat. A pressing roller is pressed against the fixing roller via the fixing belt so that a fixing process area is ...
A guide and a method of using the guide to install a spline of a canopy in a channel formed in a side wall of a roller tube having an end with a circumferential edge. The guide has an interior groove formed therein for receiving a portion of the circumferential edge so as to mount the guide to the roller tube. A wall o...
An impression roller with an insulated core, with an outer layer of resilient semiconductive material, and with a set of conductive wires extending along its length and out one end for interconnection, to adjust the resistance of the roller to current being conducted between a first region of higher potential and a sec...
The present invention provides a method for fabricating spindle and roller empying rotation axes made of a composite material, which comprises a step of inserting a front metal part and an end metal part into a front and an end of a rotation axis made of a composite material. In accordance with the present invention, s...
A recording and/or reproducing apparatus which includes no pinch roller and no capstan and wherein the converging time to a rated speed upon starting of feeding of a tape can be reduced and the tape can be fed stably at the rated speed during recording and/or reproduction of the tape. A rotary encoder for detecting a p...
A magnet roller includes a cylindrical roller body including a side surface in which a groove is formed, a magnet body which is disposed in the groove, and a magnetic metal member which is attached to a surface of the magnet body, which is remote from an opening of the groove....
A developing roller is provided having an elastic layer and a surface layer superposed thereon. The surface layer is formed of a resin material containing nitrogen atoms, and contains at least two types of particles, organic-compound particles (M) and organic-compound particles (N). The particles (N) are composed of ni...
The roller ( 1 ) is used for conveying a web or sheet of paper ( 20 ) in paper converting machines, for example, a rewinding, a winding, an interfolding machine. It comprises a first outer cylindrical tubular body ( 2 ) equipped with a plurality of radial holes ( 3 ), arranged according to substantially longitudinal ro...
The invention relates to a device for scanning the division mark of a mechanical roller-type counter ( 1 ), for any type of counter, comprising a number of rotatably driven ciphering rollers ( 2 ), each ciphering roller carrying a number of digits ( 3 ) or symbols that are distributed homogeneously over the circumferen...